Siemens SOMATOM Emotion syngo CT 2007E Operator'S Manual Download Page 102

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syngo CT 2007E

Emotion Operator Manual

02/2008

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Software Related Safety Information

Safety

A.4-8

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CAUTION

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Superimposition by subfunctions (e.g., SOMATOM life)!

A.4

Scan parameters are superimposed. Dose not as desired.

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✧

Close subfunctions before scan start.

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CAUTION

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proposal of CARE Dose not adequate due to wrong attenua-

tion data from topogram!

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X-ray not or only partially usable.

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Check plausibility of the automatically selected scan param-
eters before scanning.

Summary of Contents for SOMATOM Emotion syngo CT 2007E

Page 1: ...rlangen Germany Telephone 49 9131 84 0 www siemens com medical Contact Address Siemens AG Medical Solutions Computed Tomography Siemensstr 1 D 91301 Forchheim Germany Telephone 49 9191 18 0 2002 2008 Siemens AG Order No C2 025 620 30 01 02 Printed in Germany 02 2008 syngo CT 2007E SOMATOM Emotion Operator Manual CT 2002 2007 C2 025 620 03 02 02 ...

Page 2: ...irective 93 42 EEC of June 14th 1993 concerning medical devices 0 0 The CE marking applies only to medico technical products medical products introduced in connection with the above mentioned comprehensive EC directives 0 0 The original language of this document is English 0 0 EN 04 2007 syngo CT 2007E 0 0 ...

Page 3: ...of contents 0 0 Safety A System Description B System Handling C Operation D Maintenance E Quality Assurance F Technical Specifications G Standards and Statutory Regulations H Release Information J Safety Instructions K Forms L DIP Report M Location of labels N Glossary O Index P ...

Page 4: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 ii ...

Page 5: ...fety A 3 Mechanical Safety A 4 Software Related Safety Information B System Description B 1 System Overview B 2 Scan Unit Gantry B 3 Patient Table B 4 Console Related Safety Advice B 5 Console B 6 Storage Media and Drives B 7 Accessories C System Handling C 1 Operation of the Gantry C 2 Operation of the Patient Table C 3 Use of Storage Media C 4 Use of Accessories ...

Page 6: ...Patient D 4 Accessories for Patient Positioning E Maintenance E 1 Maintenance and Service E 2 Cleaning Agents and Disinfectants E 3 Cleaning and Disinfecting F Quality Assurance F 1 General Information F 2 Daily Quality Measurements F 3 Constancy Test F 4 CTDI Test F 5 Low Contrast Test Optional F 6 Camera Test F 7 Constancy Test of the Monitor ...

Page 7: ...007E Emotion Operator Manual 02 2008 0 0 v0 0 G Technical Specifications H Standards and Statutory Regulations J Release Information K Safety Instructions L Forms M DIP Report N Location of labels O Glossary P Index ...

Page 8: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 vi ...

Page 9: ...tem Owner Manual Release Note Additional information can be found in Online Help and online user documentation CD 0 0 SOMATOMEmotionOperator Manual 0 0 In this manual you will find a description of the hardware com ponents of the system and their operation 0 0 This Operator Manual is only valid in conjunction with the syngo CT Operator Manual 0 0 Here you will find 0 0 Information about safety mea...

Page 10: ...stem Owner Manual 0 0 In this manual you will find the details and preconditions for the operation of your CT scanner 0 0 Information on correspondence with the authorities on regulations and test protocols A listing of labels and technical data The Dosimetry and Imaging Performance Report Information on maintenance and disposal Release Note 0 0 The Release Note includes latest product and softwar...

Page 11: ...nistration A detailed description of examination procedures Instructions on image reconstruction and image manipula tion Online User Documentation 0 0 An online user documentation for an overview of general soft ware environment helpful hints and additional information is included Select the Life task card and click on the LifeNet book to open the SOMATOM LifeNet portal 0 0 Safekeeping of manuals ...

Page 12: ... release note 0 0 The release note can extend the validity of the operator manual for the following versions 0 0 This manual applies to the following devices 0 0 SOMATOM Emotion 6 slice configuration SOMATOM Emotion 16 slice configuration Information via internet 0 0 More detailed information on accessories can be obtained via internet www medical siemens com Products Sys tems Accessories Supplies...

Page 13: ... system 0 0 Later on when you are familiar with the basic operation of the system you can use the manuals as reference for detailed ques tions The table of contents and the detailed index will help you to find a topic quickly 0 0 This Operator Manual 0 0 The Operator Manuals are subdivided into individual parts Part A Part B etc 0 0 At the beginning of each part you will find a detailed table of c...

Page 14: ...hese are indicated by a check mark 0 0 This precedes a prerequisite of an operating step if appli cable Lists 0 0 Items in a list are marked by square shaped bullets 0 0 This precedes each item in a list Cross references 0 0 A topic is often closely related to another topic or is described in detail at another location in the manual In order to keep the manuals down to a manageable size and to sho...

Page 15: ...urce of error is described 0 0 Perform these operating steps to solve the problem 0 0 Background information 0 0 In the background information marked with lines at the top and at the bottom of the paragraph you will find information for a better understanding process 0 0 Hints 0 0 Hints are classified as Tip or Note 0 0 i 0 0 In tips you will find interesting additional information about the descr...

Page 16: ... patients and institutions that are used in this operator manual are entirely fictional 0 0 Any resemblance to names of existing people or organizations past or present is entirely coincidental 0 0 All parameters and images shown in this manual are examples Only the parameters displayed by your system are definite 0 0 ...

Page 17: ...ess ing of tomographic images of patients for diagnostic purposes 0 0 Site of application 0 0 SOMATOM Emotion can be operated in the X ray department of a hospital or doctor s office 0 0 Authorized users 0 0 SOMATOM Emotion must be used by persons with the neces sary specialist knowledge according to country specific regula tions e g physicians trained radiologists or trained technolo gists after ...

Page 18: ...to improve this manual too 0 0 Please give us your opinion and your suggestions for improve ment To make this easier for you we have attached a form in the System Owner Manual Please copy this form 2 pages and mail or fax your answer to the address provided 0 0 We will take account of your suggestions in the next edition Thank you for your time 0 0 ...

Page 19: ... Laser beam A 2 5 Special instructions on HeartView CT A 2 10 Special instructions on Respiratory Gating A 2 11 System movement A 2 13 Terminating system movements and radiation A 2 16 Shutdown in case of emergency A 2 20 Radiation protection A 2 22 Radiation protection equipment A 2 25 Protective measures A 2 26 Special instructions on CARE Contrast CT A 2 28 Special instructions on CARE Vision C...

Page 20: ... 3 6 Equipment modifications A 3 9 Disposal of the system A 3 12 A 4 Software Related Safety Information A 4 1 Patient registration A 4 1 Unique identification A 4 2 Patient sex and age A 4 5 Patient position A 4 5 Scanning A 4 6 Scan parameters A 4 7 Time settings A 4 10 Bolus injector coupling A 4 11 Synthetic ECG sync Heart View CT A 4 12 Reconstruction A 4 13 Image quality check A 4 13 Field o...

Page 21: ...erfusion CT A 4 33 syngo Body Perfusion CT A 4 36 syngo InSpace 4D A 4 38 syngo Argus A 4 44 syngo Colonography A 4 45 Image display A 4 47 Topograms A 4 47 Scan lines for Osteo CT examinations A 4 48 Data compression A 4 49 Large data sets A 4 50 Filming A 4 51 Print modes A 4 52 Paper printouts A 4 53 Exporting data A 4 54 Exporting to DVD R A 4 56 Exporting in multi session mode A 4 57 ...

Page 22: ...commitment A 4 64 Delete confirmation A 4 66 Rearranging patient and examination data A 4 67 Exporting and recording off line files A 4 68 Exiting the program A 4 69 System network communication A 4 70 Operating system A 4 70 Software installation and network A 4 72 Searching for data A 4 75 Transferring manipulated images A 4 76 Remote service A 4 77 ...

Page 23: ...eneral text they are indicated as follows in this manual A 1 Warning A 1 WARNING indicates potential danger that could cause injury or death in extreme cases A 1 Warning example A 1 The content of a Warning is structured in three different sec tions Cause Consequence Remedy A 1 A 1 A 1 WARNING A 1 First the source of danger is addressed A 1 Then possible consequences are described A 1 Finally meas...

Page 24: ...ger that could cause minor injury or damage to the system A 1 Caution example A 1 The content of a Caution is structured in three different sections Cause Consequence Remedy A 1 A 1 A 1 CAUTION A 1 First the source of danger is addressed A 1 Then possible consequences are described A 1 Finally measures are given to prevent a dangerous situa tion ...

Page 25: ...es as well as the informa tion given in the manual A 1 B 1 A The SOMATOM system was designed and built so that it cannot cause death if used properly Page A 1 18 Proper and improper use A 1 QualificationandcompetenceA 1 As the user you must have the necessary qualification e g training in a relevant medical profession You must also have been instructed in the use of the CT scanner e g precise know...

Page 26: ...ests mechanical safety and radiation protection B 1 A The appendix contains safety instructions that are supplied sep arately after delivery of the system These safety instructions are provided as a supplement to the instructions already con tained in the operator manual Appendix Safety Instruc tions A 1 Statutory stipulations A 1 Relevant statutory stipulations must be observed during instal lati...

Page 27: ...al data of the patient correctly This applies especially to patient position sex and date of birth Make sure that you do not register the patient twice Always check whether the entry already exists Patient positioning A 1 The patient must always be positioned on the patient table A 1 Never position the patient directly in the gantry A 1 Information A 1 The better the patient is informed the easier...

Page 28: ...dium are health risks A 1 Take safety precautions when removing blood or residual contrast medium Infusions A 1 The infusion lines must not be under tensile stress A 1 Make sure that the infusion lines are long enough and can not become caught or crushed by table movements A 1 CAUTION A 1 Insufficient cleaning A 1 Risk of infection bio hazard A 1 Make sure that the table and positioning aids are c...

Page 29: ...re when using positioning accessories A 1 Uncontrolled movements of the patient A 1 Motion artifacts and or injuries of the patient may occur if he she moves uncontrollably during acquisition A 1 Immobilize the patient if necessary Restraint straps A 1 The restraint straps are not permanently attached to the table Thus they cannot prevent the patient from falling off the table A 1 Make sure that t...

Page 30: ...ou execute system movements or scans Ensure that no objects can obstruct movement Stoppingsystemmovements and radiation A 1 All system movements and radiation can be interrupted in case of an emergency A 1 Make sure that you know where the STOP pushbutton is located Always observe the patient directly Press the nearest STOP pushbutton in case of danger B 1 A You will find STOP buttons on the gantr...

Page 31: ...he handle of the table top and pull Page C 2 9 Retracting the patient table manually Release the table top to retract the table top with the patient During scanning A 1 Despite the careful design of the CT scanner it is not possible to completely eliminate the risk of injury danger due to collision crushing radiation A 1 Never leave the CT scanner unsupervised during an exami nation A 1 A 1 CAUTIO...

Page 32: ...rtifacts A 1 If you are not sure repeat the acquisition if necessary Documentation A 1 Faults in the computer system can lead to loss of data A 1 Document or export the patient images and studies as fast as possible A 1 CAUTION A 1 Patient intercom system nonfunctional A 1 Patient cannot be understood in case of an emergency A 1 Leave the intercom system switched on during the exami nation Hear Pa...

Page 33: ...s remote access and SW security updates both for virus pattern and operating system updates Please contact your local Siemens Customer Services depart ment A 1 A virus scanner is available It has to be activated by Siemens Service The virus scanner is running in the background and being updated regularly The user has to accept the installation of the new pattern In case of a virus alert it is reco...

Page 34: ...ipment such as monitors could be disturbed by magnetic fields e g MR unit To some extent they can also interfere with ECG and EEG units System Owner Manual A 1 Risk of electric shock A 1 Interior parts of the system carry voltage as long as the system is connected to the power supply A 1 A 1 A 1 CAUTION A 1 The system carries hazardous voltage A 1 Hazard of an electric shock A 1 Never open compone...

Page 35: ... must be careful with liquids and food They can get into the equip ment and cause malfunctions A 1 Don t put chemicals liquids heavy objects in the storage com partment on right side of the gantry A 1 A 1 A 1 A 1 CAUTION A 1 Fluids in keyboard or control box A 1 Undesired radiation A 1 Keep liquids e g coffee and food away from the equip ment A 1 CAUTION A 1 Chemicals liquids heavy objects in the ...

Page 36: ...tching on and off A 1 Improper shutdown can damage the equipment and cause loss of data on the computer A 1 Always switch the unit on and off in the prescribed fashion Page D 1 1 Switching the System On and Off A 1 CAUTION A 1 Fire inside or in the vicinity of the system A 1 Injuryofpatientandpersonnelanddamagetothepropertypos sible Risk of gas poisoning caused by burning plastic A 1 Switch off th...

Page 37: ...m Owner Manual Accessories A 1 Defective or not released accessories can cause artifacts inju ries to the patient and operating personnel or damage to the equipment A 1 Only use accessories approved by Siemens Replace defective accessories with new original accessories immediately Damage and defects A 1 If damage or defects should occur to or on the system patient table gantry on add ons or access...

Page 38: ...fety A 1 16 Cables A 1 There is a risk of stumbling when accessories are connected via cables A 1 A 1 A 1 CAUTION A 1 Tripping of user and other persons A 1 Injury of user patient and other persons A 1 Make sure that cables are installed in such a way that nobody can stumble over them ...

Page 39: ...d on the monitor when the system is switched on the monitor is likely to be defective A 1 Call Siemens Customer Service A 1 A 1 CAUTION A 1 Monitor failure A 1 Uncontrolled system A 1 Do not make any more entries via the keyboard Interrupt the examination If necessary press a STOP pushbutton or in case of an emergency an EMERGENCY OFF button ...

Page 40: ... patient should be examined by doctors in accordance with the methods and precautions described in this manual A 1 Improper use means if the systems or parts of the systems are used for other purposes A 1 A 1 A 1 CAUTION A 1 Use of the CT system for body screening A 1 Undesired radiation exposure A 1 Only use the CT system for scanning single parts of the body Do not use the CT system as a screeni...

Page 41: ...ase note that your system is delivered with currently known precautions regarding data security Data is stored in a prede fined directory by default Data access is possible via File Browser only For security reasons the operating system is not accessible anymore A 1 B 1 A Siemens is not responsible for the loss of patient data and will refuse warranty in case of unauthorized improper use of the eq...

Page 42: ...m behaviour like freezing or delayed response time to user due to lack of memory resources immediately restart your system if possible or at least close some applica tions and background activities A 1 A 1 A 1 CAUTION A 1 Insufficient memory or disk space may lead to an instable or blocking system A 1 System is not available in emergency cases A 1 Do not ignore the storage capacity warning icons D...

Page 43: ...or on the order of a physician 21 CFR 801 109 b 1 A 1 A 1 A 1 CAUTION A 1 Operation of the system by non trained users A 1 Incorrect diagnosis or treatment due to misinterpretation of image information A 1 The SOMATOM system must only be used by persons with the necessary specialist knowledge e g physicians trained radiologists or trained technologists after an appropriate application training ...

Page 44: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 General Safety Information Safety A 1 22 ...

Page 45: ...onnel can ensure personal safety the safety of the patient and of people accom panying the patient A 2 You will learn at which locations there is danger of collision damage and injury during system movements and how you can stop system movements in case of an emergency A 2 You will also be informed about radiation protection and what artifacts can occur A 2 ...

Page 46: ...rmation about Personal Safety Safety A 2 2 Positioning A 2 If the system is operated correctly and the patient is correctly positioned there is very little risk of injury to the patient or per sonnel A 2 B 2 A Please also observe Page A 1 5 General practice A 2 ...

Page 47: ...hands under the table top With obese patients make sure that no collision occurs A 2 A 2 CAUTION A 2 Improper patient positioning A 2 Crushing of patient between gantry and table A 2 Ensure that neither the patient s clothing nor hair can get caught in moving mechanical parts It is very important to ensure that infusion lines and respi ration tubes catheters and ECG cables cannot get caught in mov...

Page 48: ...hat the following objects will not collide with the gantry A 2 CFK head holder Coronal supine head holder Coronal prone head holder Head arm support for abdomen examinations Knee support CARE Trans X Infant cradle Therapy mat This applies to table heights from a display value of 272 mm up to the maximum height and to examinations with a tilted gan try A 2 ...

Page 49: ... user must ensure that the patient s eyes are protected for example if the patient is not responsive or if the eyelid closing reflex is impaired A 2 The patient must not wear glasses or contact lenses A 2 B 2 A Laser Radiation Do not view directly with optical instruments Class 1M Laser Product A 2 A 2 A 2 CAUTION A 2 Looking into laser beam with optical instruments A 2 Loss of sight possible A 2 ...

Page 50: ...products without the appropriate housing B 2 A All legal and product specific regulations must be followed when working with lasers A 2 B 2 A Non compliance with these regulations can lead to injury due to the hazardous effects of laser beam A 2 A 2 A 2 CAUTION A 2 Laser radiation A 2 Possible loss of eyesight due to laser radiation A 2 Do not look directly into the laser beam or at its reflection...

Page 51: ...ntry tilt accuracy regularly according to this manual and national quality assurance regulations In case of misalignment please contact Siemens customer service A 2 CAUTION A 2 Insufficient image information for RT planning caused by table misalignment requires new CT scan after quality assurance A 2 Additional dose of radiation A 2 Please check table alignment accuracy regularly according to this...

Page 52: ...sadjustmentand or wrong definition of scan area that require new CT scan A 2 Please follow the RTP laser adjustment instructions in the RTP laser adjustment manual carefully A 2 CAUTION A 2 Insufficiently trained staff performing the RTP laser adjustmentA 2 Misadjustmentand orwrongdefinitionofscanarearequirenew scan Additional dose of radiation A 2 Make sure that only trained staff performs the RT...

Page 53: ... Manual 02 2008 0 0 A 2 90 0 A 2 A 2 CAUTION A 2 Laser misadjustment during laser adjustment procedure A 2 Misadjustmentand orwrongdefinitionofscanarearequirenew scan Additional dose of radiation A 2 After laser readjustment check the accuracy of adjustment with the RTP phantom ...

Page 54: ...illance A 2 CAUTION A 2 Using a combination of different electronic devices on one patient A 2 The total leakage current may exceed safety limits A 2 Do not use more electronic devices on the patient than absolutely necessary A 2 CAUTION A 2 Conductive parts become live A 2 Heart arrhythmia A 2 Ensure patient safety and make sure the conductive parts of the ECG electrodes including associated conn...

Page 55: ... one patient A 2 The total leakage current may exceed safety limits A 2 Do not use more electronic devices on the patient than absolutely necessary A 2 CAUTION A 2 Conductive parts become live A 2 Heart arrhythmia A 2 Ensure patient safety and make sure the conductive parts of the ECG electrodes including associated connectors and other patient applied parts do not contact other conductive parts i...

Page 56: ...A Please observe all safety instructions in the operator manual of the respiratory system manufacturer A 2 A 2 CAUTION A 2 Respiratory gating device not available or not active during measurement A 2 X ray not or only partially usable A 2 Ensure that the respiratory gating device is ready to use before scanning ...

Page 57: ... of the gantry entails a dan ger of injury A 2 A 2 Danger points A 2 Particularly dangerous points are marked with arrows and dan gerous areas are colored red in the drawings below A 2 A 2 CAUTION A 2 Movable parts of the CT system A 2 Possible injury of the patient by moving parts A 2 Always observe the possible contusion points shown in the following pictures ...

Page 58: ... Operator Manual 02 2008 0 0 Information about Personal Safety Safety A 2 14 B 2 A The pictures of the components shown here are only examples The appearance of your components will depend on the system configuration A 2 A 2 A 2 ...

Page 59: ...Safety Information about Personal Safety 0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 A 2 150 0 A 2 ...

Page 60: ...s A 2 B 2 A After pressing the STOP key the stopping distance of the patient table in the horizontal and vertical directions can be up to 10 mm and the stopping distance for the gantry up to 0 5 A 2 You can then pull out the patient table by hand Page C 2 9 Retracting the patient table manually A 2 B 2 A If you want to continue working you must reactivate the sys tem with Continue and lock the pat...

Page 61: ...nformation about Personal Safety 0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 A 2 170 0 Location of Stop keys A 2 The STOP keys are located on the gantry control panel and the control box A 2 A 2 A 2 ...

Page 62: ...A 2 Uncontrolled system movements and radiation A 2 Injury or radiation damage A 2 Always observe the patient during system movements Press EMERGENCY OFF if the system does not respond to the STOP pushbuttons and there is danger Shut down the system and notify the Siemens Customer Service if system malfunctions are detected ...

Page 63: ...ng a scan esp at autorange Press STOP if the patient table moves in the wrong direc tion Always observe the patient during system movements Press STOP if a key sticks or a movement does not stop immediately when the key is released Press STOP if the patient table does not stop as expected Press STOP if the patient table position displayed differs by more than 10 mm from the actual position Press S...

Page 64: ...GENCY OFF button to shut down the whole system Radiation and system movements will be stopped A 2 If the power supply of the SOMATOM Emotion computer com ponents is not integrated in the EMERGENCY OFF system the UPS must be unplugged to disconnect the computer compo nents from main power A 2 You must only press the EMERGENCY OFF button A 2 If the STOP button on the CT system does not respond If si...

Page 65: ...02 2008 0 0 A 2 210 0 Only after all causes of danger have been found and remedied the unit may be switched on again by a controlled restart Page D 1 18 Restart after System Emergency Stop A 2 B 2 A The EMERGENCY OFF button interrupts the power supply of the system Data can be lost A 2 ...

Page 66: ... the isocenter of the system as the origin of coordinates The measured areas are 4 5m width X2m height in the vertical plane and 4 5m width X3m depth in the horizontal plane separately A 2 Dose distribution is measured with a cylindrical PMMA phantom diameter 32 cm length 16 cm A 2 For Emotion 6 slice configuration measured with a maximum slice width of 6 x 3 mm large at 130 kV A 2 For Emotion 16 ...

Page 67: ...Safety Information about Personal Safety 0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 A 2 230 0 Emotion6 sliceconfigurationA 2 A 2 A 2 ...

Page 68: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Information about Personal Safety Safety A 2 24 Emotion 16 slice configurationA 2 A 2 A 2 ...

Page 69: ...A 2 When scanning operate the system from the console whenever possible Radiation shielding A 2 If scans have to be released from inside the control area or if accompanying personnel have to remain there safety measures have to be taken lead aprons protective walls etc A 2 Radiation warning lamps A 2 A 2 The radiation warning lamps on the gantry operator panels on the control box as well as site r...

Page 70: ...ing scanning must observe the following precautions A 2 Wear protective clothing lead apron etc Wear a PEN dosimeter and or film badge Stay in the zone shielded by the system i e to the side of the gantry or behind a mobile protective wall A 2 CAUTION A 2 Radiation in the scanning room after the Start key has been pressed A 2 Undesired radiation exposure A 2 Leave the scanning room before initiati...

Page 71: ...adiationloadA 2 You can avoid repeating a measurement and so reduce the radi ation load on the patient by taking certain precautions A 2 Inform the patient sufficiently The patient must move as little as possible during scanning and follow the breathing instructions to avoid motion artifacts Ask the patient to remove all jewelry hair clips etc to avoid metal artifacts Make sure that the system is ...

Page 72: ...injector is connected to the CT system scanning can be released by starting the contrast agent injection A 2 B 2 A Please observe all safety instructions in the operator manual of the bolus injector manufacturer A 2 A 2 A 2 CAUTION A 2 Scanning with coupled contrast medium injection A 2 Undesired radiation A 2 Take care of the modes of scanning and CM injection ...

Page 73: ...scan volume the dose for certain slices may increase to levels significantly higher than those known from standard CT appli cations The patient s exposure level is usually estimated by CTDI vol which is designed to give the average dose in the scanned volume A 2 Before starting the scan the dose rate CTDIvol in mGy per sec ond is displayed on the monitor During the CARE Vision CT scan the accumula...

Page 74: ...osure A 2 Direct exposure to the x ray beam should be avoided Any body parts in the scan plane may in the worst case receive approxi mately the accumulated dose as shown on the CTDI display A 2 Protectionagainststrayradia tion A 2 The x ray beam is limited to the imaged scan volume but a sig nificant portion of the x rays is scattered and distributed in the scan room stray radiation The measured d...

Page 75: ...hy image Such patterns are called artifacts A 2 For best image quality results we strongly recommend to posi tion the patient such that the organ to be examined is in the center of the scan field Exceptions are examinations of the aorta or the trachea which should not be positioned in the very center in order to avoid ring artifacts A 2 Artifacts can have various causes which can in general be div...

Page 76: ... and to limit the examination time by reducing the number of slices However this may result in partial volume effects These are caused by high density tis sues such as a bone or objects such as pacemakers project ing only partly into the slice plane One such well known arti fact is the so called Hounsfield bar between the petrous bones Other regions of the skull are also problematic with regard to...

Page 77: ...r in density to water e g soft tissue the effect on the CT image can be compensated In areas of high density such as hips shoulders or lower skull hypodense streaks and areas with reduced CT values can be seen Along the sides of the upper part of the skull the so called cupping effect can be seen as a brightening of the CT values The cup ping effect also occurs in rare cases such as infant skull t...

Page 78: ... or star shaped arti facts A 2 Motion artifacts A 2 Movement of organs in the slice or displacement of the entire slice during scanning likewise causes bright and dark artifacts These are usually seen as streaks or in areas of low density To reduce motion artifacts use the automatic patient instructions API function for breathing and swallowing commands A 2 Greater difficulties are encountered wit...

Page 79: ...e to the following A 2 Uncalibrated system Detector deviations A 2 A 2 CAUTION A 2 When you start or restart the system the detector has not yet reached operating temperature A 2 Incorrect diagnosis resulting from image artifacts A 2 Calibrate the system as part of the checkup Repeat calibra tion afterabout 60minutes Setup Calibration orearlier if ring artifacts occur ...

Page 80: ... in temperature occur in the room A 2 Other system defects or calibration deviations cause streaks or partial rings to appear in the CT image A 2 Detector deviations A 2 In CT systems with a rotating combined tube detector system even minimal deviations of individual detector channels from the original calibration level may lead to rings or partial ring artifact structures in the CT image The clos...

Page 81: ...e e g by changing vertical position of the table by more than 5 mm The result can be used to exclude system dependent long term or temporary equipment faults as the artifact cause A 2 Persisting object related artifacts can be considered measure ment related with a high probability They should be recogniza ble as such by an experienced radiologist A 2 A 2 A 2 CAUTION A 2 Design of the RTP board ge...

Page 82: ...ety Safety A 2 38 A 2 A 2 CAUTION A 2 Artifacts affecting the diagnosis are evident or suspected in a patient image or the patient may have moved during scanning A 2 Improper diagnosis possible A 2 Scanning must under all circumstances be repeated with a slight shift in patient position ...

Page 83: ...he operating conditions site require ments and safety equipment of the system It also informs you what to observe when you modify or dispose of the system A 3 B 3 A Please observe the information given in System Owner Manual A 3 B 3 A For further details about system safety please contact your Sie mens Customer Service A 3 ...

Page 84: ...tient A 3 Patient table A 3 The patient table has been designed to carry a maximum load of 200 kg 440 lbs in the center The weight on the extended part at the head end has to be derated A 3 B 3 A Make sure that obese patients in particular climb onto the patient table as close to the center as possible A 3 Positioning aids A 3 Bear in mind that only certain weights can be placed on posi tioning ai...

Page 85: ...e operated in rooms that are designated for medical use A 3 Climatic conditions in the room A 3 The room temperature and the humidity of the air must not exceed the values given in System Owner Manual A 3 A 3 A 3 CAUTION A 3 System is operated outside of specified temperature range A 3 Wrong diagnosis possible artifacts may occur A 3 If the working conditions specified cannot be met the room must ...

Page 86: ...with explosive gases The same applies to the accessories A 3 Electromagnetic compatibil ity A 3 The system complies with the EMC stipulations A 3 Certain items of equipment e g radio telephones mobiles exceed the limit values of the EMC stipulations In extreme cases use of such items can cause interference A 3 Do not use a radio telephone or similar equipment in the vicinity of the system ...

Page 87: ...cification DIN VDE 0100 Part 710 or must meet the respective national regulations A 3 Fire extinguishers A 3 CO2 fire extinguishers must be located in easily accessible and visible locations A 3 Site on off switch A 3 In compliance with the MDD Medical Device Directive an on off switch must be installed on site by the customer A 3 The on off state must be visible A 3 Radiation warning lamps A 3 Ra...

Page 88: ...ystem has the following safety equipment A 3 Temperaturemonitoringofthe X Ray tube assembly A 3 The temperature of the X Ray tube assembly is permanently monitored and calculated in advance this function is running in the background If the temperature rises above the limit value a warning is given A 3 If necessary scanning is interrupted until the required cooling period has elapsed A 3 i 3 A This...

Page 89: ... are A 3 Ambient temperature too high Ventilation openings covered Defective cooling system Dirty air filters i 3 A For exchange of the air filters please refer to System Owner Manual A 3 If certain parts of the equipment overheat a warning is dis played on the monitor A 3 In this case finish the current measurement as quickly as possible ...

Page 90: ...system are equipped with an uninterrupt ible power supply UPS Furthermore the system can be con nected to an emergency power supply A 3 If the uninterruptible power supply is active a message or an acoustic signal indicates this Page D 1 19 Exceptional situ ations A 3 Finish the current examination as quickly as possible and shut down the system ...

Page 91: ...ens Service or other authorized personnel A 3 i 3 A For information about system maintenance please refer to Page E 1 1 Maintenance and Service A 3 A 3 A 3 CAUTION A 3 Impermissible or faulty manipulations or changes of the hard ware or software can cause the system to malfunction A 3 This can cause injury and or damage to the equipment A 3 Do not open or remove the covers of the equipment nor ins...

Page 92: ...s from Siemens Electrical installation in the CT room that does not comply with the requirements of VDE standard 0107 or other bind ing codes of practice Operation of the system in a way which deviates from the instructions given in these manuals Certificate of conformity A 3 We therefore recommend that you obtain a certificate of con formity containing the following information A 3 Type extent an...

Page 93: ...information can be drawn from the system specification A 3 If this information is not sufficient you must consult the manu facturer of such systems equipment or a specialist about the fol lowing topics A 3 Reliability and performance of the systems equipment Potential safety risks for people and equipment If you connect additional equipment you have to ensure the configuration complies with standa...

Page 94: ...e unit A 3 CAUTION A 3 Improper disposal of the system or parts of the system A 3 Pollution of the environment A 3 System components hazardous to persons or the environ ment must be disposed of with care and in compliance with legally binding ordinances Examples of environmentally relevant components are accumulators and batteries transformers capacitors mon itor picture tubes and phantoms For det...

Page 95: ... Information This chapter discusses software related safety information A 4 Patient registration A 4 Before you can examine a patient with your system you must register him or her A 4 Registration means that you give your system all the informa tion about a patient that it requires for an examination A 4 ...

Page 96: ... or of exported data on devices A 4 A 4 A 4 CAUTION A 4 The internal identification of patient data e g studies series and images uses the system time for generation of the patient identification If it is necessary to move system time back dupli cate identified may be created A 4 Data may be assigned to wrong patient A 4 If it is necessary to move system time back for synchroniza tion wait until t...

Page 97: ...isleading A 4 syngo will not corrupt the used characters e g minority characters even if it can not display them Use other attributes for identification if possible A 4 CAUTION A 4 When working with several monitors the patient name dis played in the folder of a task card belongs only to this task card Any other visible task card may contain data from another patient A 4 Wrong diagnosis is possibl...

Page 98: ...ety Information Safety A 4 4 A 4 A 4 CAUTION A 4 Automatic registration for compare layout is not sufficient A 4 Insufficient diagnosis basis A 4 Check registration and use manual registration functional ity to re adjust registration if automatic registration is not sufficient ...

Page 99: ... 4 Patient position A 4 For the examination and the ensuing evaluation it is essential that the patient position is entered correctly A 4 A 4 A 4 CAUTION A 4 Wrong entry of patient sex or age A 4 Basis for incorrect diagnosis A 4 Make sure that the patient sex and age are correct A 4 CAUTION A 4 Wrong entry of patient position A 4 Basis for incorrect diagnosis A 4 Make sure that you enter the pati...

Page 100: ...re defined in a scan protocol You can adapt the parameters suggested in a scan protocol to your individual requirements A 4 A 4 A 4 CAUTION A 4 Native Windows configuration window does not disappear while radiation is started The window remains visible as it is a dialogue displayed by Windows and not a syngo dialog A 4 This may cause confusion A 4 Avoid opening this dialogue while radiation can be...

Page 101: ...al 02 2008 0 0 A 4 70 0 Scan parameters A 4 Scan protocols are available for different regions e g head and body to ensure that scanning is performed with a suitable radi ation dose A 4 A 4 A 4 CAUTION A 4 Wrong entries A 4 Dose not as desired A 4 Check scan parameters before scanning ...

Page 102: ...ubfunctions e g SOMATOM life A 4 Scan parameters are superimposed Dose not as desired A 4 Close subfunctions before scan start A 4 CAUTION A 4 mA proposal of CARE Dose not adequate due to wrong attenua tion data from topogram A 4 X ray not or only partially usable A 4 Check plausibility of the automatically selected scan param eters before scanning ...

Page 103: ...7E Emotion Operator Manual 02 2008 0 0 A 4 90 0 A 4 A 4 CAUTION A 4 RTP board is an additional absorber in the scan field A 4 Reduced low contrast resolution at soft tissue tumors A 4 Consider reduced low contrast resolution when identifying soft tissue tumors ...

Page 104: ... protocols suggest a delay time suitable for the region to be examined The delay time is the time from pressing the Start key to when the scan begins A 4 A 4 A 4 CAUTION A 4 Wrong start delay A 4 X ray not or only partially usable A 4 For acquisition with contrast medium select the flooding time of the contrast medium as the delay ...

Page 105: ...r coupling A 4 If the bolus injector is connected to the CT system scanning can be triggered by releasing the contrast agent injection A 4 A 4 A 4 CAUTION A 4 Scanning with coupled contrast medium injection A 4 Contrast medium not or only partially usable A 4 Follow the instructions in the operator manual of your injector ...

Page 106: ...for the scan resolution or data reconstruction A 4 The synthetic ECG sync is an aid in situations when the ECG unit no longer provides acceptable R wave pulses during scanning A 4 A 4 A 4 CAUTION A 4 Missing ECG Sync due to the disconnection of the patient s ECG electrods A 4 X ray not or only partially usable A 4 A contrast enhanced scan should not be aborted but oper ated with synthetic ECG data...

Page 107: ... are calculated from the raw data according to the set reconstruction parameters A 4 Image quality check A 4 The scan parameters and reconstruction parameters together determine the quality of the CT images A 4 A 4 A 4 CAUTION A 4 Wrong correction tables are used for reconstruction A 4 X ray not or only partially usable A 4 Run image quality tests on a regular basis ...

Page 108: ...e fields of view FOV you can define what square areas of the slices are to be the visible images A 4 A 4 A 4 CAUTION A 4 Reduced image quality caused by extended field of view A 4 Wrong diagnosis caused by faulty image information A 4 For diagnosis don t use the image area outside the regu lar field of view It has reduced quality and may contain arti facts ...

Page 109: ...or Manual 02 2008 0 0 A 4 150 0 Post processing A 4 Post processing comprises any kind of manipulation and evalu ation of image data stored in your system A 4 In this section general and application specific safety advices related to post processing operations are described A 4 ...

Page 110: ... values for CT images of a small area of 5 x 5 pixels This value can be displayed permanently in the image together with a pixel marker A 4 A 4 A 4 CAUTION A 4 The pixel marker has a constant size and is independent of the zoom factor of the image A 4 Wrong diagnosis caused by misleading image information A 4 Please note that the pixel marker is only a pointer indicating the position not the size ...

Page 111: ... 0 0 A 4 170 0 A 4 A 4 CAUTION A 4 Use of pixel lens on NM images A 4 The pixel lens may display wrong values A 4 Do not use the pixel lens on NM images MPR based on event or activity counts The pixel lens displays invalid val ues for such images because it is only intended to measure densities ...

Page 112: ...tionally in case of a user switch where the new user has no adequate access rights modifications of the image text may also be lost A 4 Image modifications may be lost A 4 Use Patient Save in order to save the image comment and Patient Save as to save the image with modifica tions as a new image A 4 CAUTION A 4 Inconsistent patient data or image information for syngo Osteo CT Volume or syngo Denta...

Page 113: ...s series are not compat ible A 4 Wrong diagnosis caused by wrong image information A 4 Correct the attributes which do not correspond first and then rearrange the series images A 4 CAUTION A 4 Correcting rearranging patient data containing RT Radio Ther apy objects A 4 References between images and RT objects cannot be main tained when correcting rearranging A 4 Use original applications for manag...

Page 114: ...gnosis on images which were only dis played in the Structured Report viewer application A 4 CAUTION A 4 When opening a SR document for further processing an old ver sion of a structured report document is accidentally opened A 4 Existingprocessingresultswithinthelatestversionofthedocu mentmightgetlostbecausethecurrentlyopeneddocumentcan now be saved as latest version A 4 When opening and editing a...

Page 115: ... available locally for display of a SR document then the generic style sheet is applied instead A 4 Notallinformationmightbepresentordisplayedcorrectlyasa consequence especiallywhenprivateattributesareincludedin the structured reports A 4 In the display of the report and in exported documents it will be indicated that only a generic mechanism has been applied ...

Page 116: ...mages generated on the 3D task card can be transferred to the Viewing task card for 2D evaluation A 4 A 4 A 4 CAUTION A 4 Thickness length and angular measurements on MIP and SSD images do not reflect the actual anatomical conditions A 4 Basis for incorrect diagnosis A 4 Do not perform thickness and length measurements on MIP and SSD images ...

Page 117: ...cted that the complete volume can be displayed This pre selected zoom ing factor influences the spatial resolution for reconstruction The spatial resolution may be lower than the spatial resolution of the original images A 4 Reducedimagequality lowerresolution duetodefaultzoom level A 4 Center the relevant area and select a suitable zoom factor before starting calculation of ranges or resampling ...

Page 118: ... A 4 Measurements in projected images A 4 Wrong diagnosis possible A 4 Do not use measurements in projected images for diagnos tic purposes A 4 CAUTION A 4 Use of pixel lens in the Viewer and in the 3D card A 4 The pixel lens may display different values A 4 Be aware of differences in pixel lens measurements The pixel lens measurement in Viewer considers a rectan gle around the clicked point where...

Page 119: ...n draw in a cut line with any curvature freehand You can then display this cut as an image in the out put segment The orientation mark and the cutline are dis played as orientation aids A 4 A 4 A 4 CAUTION A 4 Using non planar slice images for diagnostic purposes A 4 Wrong diagnosis A 4 Be careful when interpreting orientation labels Keep the shape of the curved cut and its orientation in the volu...

Page 120: ...r your syngo Image Fusion evaluation in the Patient Browser and transfer them one after the other to the 3D task card A 4 A 4 A 4 CAUTION A 4 Loading unintentionally image data sets of different patients A 4 Mix up of patients and incorrect diagnosis A 4 When loading reference and model series take care that you select the data of the correct patient You will be asked to confirm a corresponding me...

Page 121: ...ther than the default per cent age values can be used when changing the image display A 4 A 4 A 4 CAUTION A 4 SUV Standard Uptake Value PET represents the glucose rate of consumption for a particular ROI calculation is based on ear liest acquisition date and time within the selected and loaded data set and the first image with earliest acquisition date and time is not within the selection A 4 Inco...

Page 122: ...al object models It is used to visualize cavities such as colon bronchial system and arter ies from positions within the volume A 4 A 4 A 4 CAUTION A 4 Exclusive use of CT endoscopic or angiographic procedures for diagnosis A 4 Possible basis for incorrect diagnosis or wrong treatment A 4 Please note that this procedure has not been demonstrated to be a replacement for any conventional endoscopic ...

Page 123: ... A 4 A 4 A 4 CAUTION A 4 Using results from Camtasia for diagnosis or reading A 4 Wrong diagnosis due to inadequate image quality A 4 The results from camtasia are only intended to be used for training and communication A 4 CAUTION A 4 Due to Camtasia data recording the data disk fills up A 4 Examination is no longer possible or examination is aborted A 4 Use Camtasia recording only for short reco...

Page 124: ...ring allows to estimate the amount of detected calcium in the coronary arteries Thus syngo Calcium Scoring greatly facilitates the screening and therapy of patients who run the risk of suffering from cor onary heart disease A 4 A 4 A 4 CAUTION A 4 syngo Calcium Scoring A 4 Basis for incorrect diagnosis A 4 Use this tool only as described in the documentation ...

Page 125: ... may lead to wrong diagnosis A 4 Only use correct calibration factor values check the input carefully A 4 CAUTION A 4 The scanner may not be correctly identified by Calcium Scoring during image load when using remembered calibration fac tors A 4 Wrong calibration factors may lead to wrong results A 4 Carefully check the suggested factors and make sure that they belong to the used scanner before ac...

Page 126: ...is based on automatic determination of the amount of calcium in the detected coro nary lesions Evaluation must therefore be preceded by precise marking of the lesions in the individual coronary arteries A 4 A 4 A 4 CAUTION A 4 Incorrect labelling of arteries A 4 Basis for incorrect diagnosis A 4 Marking the lesions correctly is the responsibility of the physician ...

Page 127: ... A 4 A 4 CAUTION A 4 Image requirements for the intended perfusion calculation not fulfilled A 4 Misleading interpretation of results A 4 Take special care when processing dynamic CT images other than SOMATOM CT image data If processing other levels of the brain ensure that the slice contains the occipital segment of the superior sagittal sinus above the confluence of sinuses Only use data that ha...

Page 128: ...tation A 4 syngo Neuro Perfusion CT allows the display of parameter images in color similar to nuclear medicine A 4 A 4 A 4 CAUTION A 4 Inappropriate use of color display A 4 Certainpathologicalfindingsaresuppressedoroveremphasized A 4 Use continuous gray scale display as reference for diagnosis and use color with care ...

Page 129: ...s for syngo Neuro Perfusion CT after an initial calculation A 4 A 4 A 4 CAUTION A 4 Setting of inappropriate limits for the optimization algorithm A 4 Incorrect values may result A 4 Only modify the limits manually if you have an adequate understanding of what the modification of these time points entails Use the images calculated without optimization as a refer ence ...

Page 130: ...blood flow blood volume and time to peak from one set of dynamic CT images A 4 Segmentation A 4 A 4 A 4 CAUTION A 4 Motion artifacts on images A 4 Automatic segmentation is not applicable A 4 After loading of images check images for motion artifacts Also check results of segmentation If not applicable use the Reset button Remove image s with motion artifacts Repeat evaluation ...

Page 131: ...afety Information 0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 A 4 370 0 A 4 A 4 CAUTION A 4 Evaluation settings are not adapted A 4 Wrong Diagnosis A 4 Check that the thresholds for CBF and CBV are the intended ones ...

Page 132: ...actively in 3D using VRT MIP MinIP or MPR renderings You can use them for diagnosis surgical planning treatment planning and follow up examina tions A 4 A 4 A 4 CAUTION A 4 Execution of reconstruction algorithms requires a reduced matrix size As a consequence result images inherently lose information because of classification and overlapping view A 4 Incorrect diagnosis or treatment possible A 4 T...

Page 133: ...rformed on the same plane as the volume view The orientation of the object you are measur ing has to be parallel to the viewing plane of the screen A 4 A 4 A 4 CAUTION A 4 Use of unsuitable measurement technique A 4 Inaccurate measurement possible A 4 Use the grid method only for measurements in which the viewing angle of the object does not matter such as meas uring the diameter of a cylinder or ...

Page 134: ... A 4 Inaccurate measurement possible A 4 To avoid measurement errors perform the measurements in MPR mode or on the clip planes only A 4 CAUTION A 4 Use of classification parameters to make a 3D image window width level opacity etc affecting the apparent size of features in the image A 4 Inaccurate measurement possible A 4 Make sure that an appropriate set of classification parame ters is used whe...

Page 135: ...nt of out of plane structures A 4 Inaccurate measurement possible A 4 Do not use grid and 2D measurement techniques for put of plane structures Before trusting the values of length and angle you see on the screen make sure that all measurements points are where you think they are in all three dimensions not just the two that you can see ...

Page 136: ...agnosis A 4 A 4 A 4 CAUTION A 4 The semiautomatic algorithm used for bone removal may remove tissue e g vessels stents or plaques or leave bone fragments A 4 Notallrelevantstructuresofthetissuemaybevisibleornotrel evant fragments impact further calculations A 4 Verify the masking using the parameter for the threshold size and noise and add remove relevant items in the bone non bone mask ...

Page 137: ... A 4 Verify the diagnosis after finishing bone masking on images with normal resolution A 4 CAUTION A 4 Incorrect setting of user selectable values for bone removal or fracture analysis A 4 Wrong diagnosis A 4 Make sure the correct body region is selected for bone removal or fracture analysis Ensure that all relevant bones but no other structures are removed from the data set For fracture analysis...

Page 138: ...rmine ventricular volumes myocardial mass volume time graphs and changes in the myo cardial wall thickness A 4 Drawing ED contours A 4 As part of your volume analysis you are drawing the myocardial contours in the ED image A 4 A 4 A 4 CAUTION A 4 Incorrect drawing of contour A 4 Wrongdiagnosiscausedbywrongresultsofventricularanalysis A 4 When drawing and correcting contours proceed with great care...

Page 139: ...y A 4 With syngo Colonography you evaluate CT volume data sets from the colon With low dose scans you can detect lesions in the colon such as abdominal tumors and polyps A 4 A 4 A 4 CAUTION A 4 Incorrect automatic results of Colonography A 4 Basis for incorrect diagnosis A 4 Check and accept all examination results carefully ...

Page 140: ...4 A 4 A 4 CAUTION A 4 Labeling of markers A 4 Nodistinctionbetweenautomaticallyandmanuallysetmarkers by special labeling A 4 Do not be renamed manually set markers to names with leading c A 4 CAUTION A 4 Wrong automatically found markers A 4 Wrong diagnosis A 4 Diagnose automatically found markers carefully ...

Page 141: ... card you have tools for region evaluation measuring distances lengths and angles and for pixel evaluation A 4 A 4 A 4 CAUTION A 4 Distance and angle measurements in the topogram A 4 Incorrectmeasurementvaluesduetotheprojectiontechnique used A 4 Only perform distance measurements in the topogram in the longitudinal direction head foot direction Do not perform angle measurements ...

Page 142: ...aminations A 4 After you have finished the topogram scan you can see one or more examination ranges marked in the topogram A 4 A 4 A 4 CAUTION A 4 Scan lines at wrong position for Osteo examination A 4 Wrong diagnosis caused by faulty image information A 4 Make sure the scan lines are positioned in the middle of the vertebral body ...

Page 143: ...reversible compression Lossy JPEG A 4 Theresultingimagesarenolongercompletelyidenticaltothe originalimages Informationofmedicalrelevancemaybelost A 4 Lossy compressed images should not be used for primary diagnosis the image quality may not be sufficient Pay attention to corresponding entries in the image text A 4 CAUTION A 4 Using fused images for diagnosis A 4 Wrong diagnosis A 4 Do not use fuse...

Page 144: ...e Related Safety Information Safety A 4 50 Large data sets A 4 A 4 A 4 CAUTION A 4 If large data sets are loaded the image pixel data will be down sampled A 4 The image quality maybe insufficient A 4 Be aware of reduced image quality if indicated in image dis play ...

Page 145: ...mination on film or print them on paper for documentation and reporting A 4 All film settings such as the layout of the film sheet or the selected camera printer are defined in so called film layouts A 4 A 4 A 4 CAUTION A 4 Exposing images with a non verified camera A 4 Basis for incorrect diagnosis A 4 Only use cameras that have been released by Siemens ...

Page 146: ...scalable page mode provides images with reduced quality and does not support original size A 4 A 4 A 4 CAUTION A 4 By scaling down the image in scalable page mode the resulting image quality might no longer be sufficient The scalable page mode does not support real size A 4 Wrong diagnosis possible A 4 Be aware of image quality reduction if scalable page mode is configured ...

Page 147: ...ON A 4 Use of paper printouts for diagnosis A 4 Wrong diagnosis caused by faulty image information A 4 Only use images on film for diagnostic purpose A 4 CAUTION A 4 The printed flag is set if the images are successfully transferred to the printer s control Not all printers e g paper printers may be able to solve printing problems themselves A 4 Image printout may be lost A 4 Verify that the print...

Page 148: ...lications one job or both jobs can fail depending on the timing A 4 Alossofdataispossible Whendataisbeingwrittentoadrive any external access at the same time will destroy the current writejobandcouldevendamagethestoragedisk Dataalready storedonamultisessiondiskmightalsobecomeunreadable A 4 Do not run third party applications while you have active export or import jobs running Do not try to access ...

Page 149: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 A 4 550 0 A 4 A 4 CAUTION A 4 Switching off the device while writing to the device A 4 Loss of all data and damage of media possible A 4 Never switch off a device while writing to the device ...

Page 150: ... corrupted or may be not readable with other DVD devices A 4 Loss of data or user perception of loss of data A 4 Configure and use local media only as archive media if the requirements regarding retention and readability are sufficient fulfilled e g the media is approved by the manu facturer for archiving Verify readability of the data on the medium before the data is deleted in the database ...

Page 151: ...ion you can store your data to new unrecorded CDs or CDs that have already been written to once or several times A 4 A 4 A 4 CAUTION A 4 Switching to multi session mode may destroy data previously recorded on this medium A 4 Previously stored data can no longer be read A 4 Only delete the data that you have exported on a CD R from the local database after you have completed the session ...

Page 152: ...l have to instruct a service tech nician as to which security options you want to be enabled A 4 A 4 A 4 CAUTION A 4 There is no undo A 4 Afteractivatingthesecuritysystem accessislimitedtoonlythe definedusers Oncethesecuritysystemisactivated itisnotpos sible to deactivate it instead you would have to reinstall the completed syngo system on the computer from scratch A 4 Make sure you have read and ...

Page 153: ... define a general user account for emer gency access and assign it to a group and a role both called Emergency Access Define a local user account for emergency The password for this account should never expire Do not allow any user to change the password for this account The users shall contact you immediately in case of prob lems Recommendations set the following attributes for emer gency account...

Page 154: ...failed logins A 4 Establish a user model for your hospital and verify it before the security system is activated Establish a proper procedure for emergency access Note that if you enable an empty password for the emer gency account this is enabled for all other users as well Nevertheless instruct the users to use good passwords Always back up your system before enabling the security system and bef...

Page 155: ... changed A 4 The access to the data is no longer possible A 4 If too few protections for data are available the person responsible for user management in hospital should add user s to the group s until access is possible A 4 CAUTION A 4 Misuse of data handling A 4 Failure in diagnosis A 4 Ensure that only a trained user gets remote access to the system ...

Page 156: ... CAUTION A 4 User access may be prevented due to forgotten or unknown accounts or passwords or wrong setup for example in case of an emergency A 4 Inaccessible system A 4 Define a general user account for emergency access and assign it to a group and a role both called Emergency Access Regardless as to whether you specify a password for the emergency account or not users shall be prohibited from c...

Page 157: ...e space covered A 4 Inthiscase itisnotpossibletoworkwiththesystem Emergency access is also not possible A 4 To prevent system blockage someone must archive the log files and remove them from the audit trail on a regular basis When the audit trail blocks the system proceed as described in operator manual Note that then the SecuritySystem BypassBlockedSys tem and the AuditTrail Archive privileges ar...

Page 158: ...the content area A 4 A 4 A 4 CAUTION A 4 The flags A Archive and S Send respectively only indicate the receipt of the images They do not indicate successful storage in the intended archive A 4 Thedatamaybelostifitisdeletedbythesendere g byanauto delete mechanism and if it cannot be stored by the receiver A 4 Before deleting data from your local database ensure that this data is safely stored in th...

Page 159: ...r side which may be not sufficient to fulfill the regulatory require ments of long term archiving A 4 Loss of data within the required period for retention A 4 Sending data with the attributes AC SC via network indi cates a safe data transfer but does not fulfill the regulatory requirements of long term archiving Objects with the committed flag may be deleted by the user Observe the regulatory req...

Page 160: ...rmation A 4 The default setting is to have your system display a confirmation window before each deletion even if the data concerned have already reached the work status required for deletion A 4 A 4 A 4 CAUTION A 4 Deletion confirmation deactivated A 4 Loss of data possible A 4 Do not deactivate deletion confirmation ...

Page 161: ...eries into hierarchical groups If you find that the structure is not correct you can regroup the examinations and series by moving them A 4 A 4 A 4 CAUTION A 4 Correcting rearranging not all objects with references A 4 References may be lost A 4 Rearrange the entire hierarchical group containing all objects with references in order to maintain the references Only references found within the select...

Page 162: ...P format and sequences of images in AVI format exported previously to a specific directory can be recorded automatically on CD R The path of this specific direc tory is configurable by service personnel but the default path is H sitedata offline A 4 A 4 A 4 CAUTION A 4 Using other than configured directory for CamTasia data files A 4 Datadiskisfullandnofurtherexaminationpossible Filescannot be del...

Page 163: ...n and to shut down your system A 4 A 4 A 4 A 4 CAUTION A 4 Switch user shut down logoff or restart without saving data A 4 Loss of unsaved data A 4 Save data before switching user shutting down or restart ing the system A 4 CAUTION A 4 Switching off the computer in Stand by mode or without shut ting down A 4 Loss of data data corruption or system damage possible A 4 Shut down the computer before s...

Page 164: ...Manipulations A 4 Please note that your system is delivered with currently known precautions regarding data security Data is stored in a prede fined directory by default Data access is possible via File Browser only For security reasons the operating system is not accessible anymore A 4 B 4 A Siemens is not responsible for the loss of patient data and will refuse warranty in case of unauthorized i...

Page 165: ...A 4 710 0 A 4 A 4 CAUTION A 4 Unauthorized manipulation or changes to the hardware or soft ware can cause the system to malfunction A 4 Failuretocomplycancauseinjuryand ordamagetotheequip ment A 4 You are not permitted to open or remove the housing of the equipment or to install third party software ...

Page 166: ...dataA 4 Medical network solutions are vulnerable to attacks by mali cious software or malware Thus vendors and users have to cooperate to meet the challenge of safeguarding the security and privacy of data in health care A 4 Please take the following precautions A 4 Use technical network defenses Prepare policies procedures and user training Restrict physical access whenever possible Reduce logica...

Page 167: ...nnection of the system to a network A 4 Unauthorized access A 4 Make sure all necessary precautions with respect to the existing level of security are considered when adding a functionality or altering the shipped configuration A 4 CAUTION A 4 Reduced system performance due to overload of the network environment A 4 Unexpected system behavior A 4 Only use syngo in a secure and load adapted network...

Page 168: ...your computer and network that take the form of viruses and Trojan horses It is within your respon sibility to educate yourself about viruses and how they are commonly spread learn the common signs of viruses If you notice any problems with your computer contact the system administrator and run your virus detection soft ware immediately to minimize the chances of losing data A 4 CAUTION A 4 Misuse...

Page 169: ...a of the Patient Browser with Patient Search you first search for the patient you require A 4 A 4 A 4 CAUTION A 4 If the Patient ID is not unique studies may be listed which do not belong to the patient selected and displayed in the information area A 4 Import of wrong patient data possible A 4 Always check the patient data before importing them into your system ...

Page 170: ...fline may be displayed with a reduced pixel matrix A 4 A 4 A 4 CAUTION A 4 Transferring manipulated non square matrices viewing seg ments A 4 Diagnostically relevant areas of images may be lost A 4 When manipulated images are exported to storage media or sent to another workstation the related original images should be sent as well It is strongly recommended to base the final diagnosis always on t...

Page 171: ...ce without consultation with the serv ice engineers A 4 Terminatingtheremoteserviceendsallserviceprocessesand may cause system malfunctions A 4 Always coordinate termination with the service engineer before terminating remote service A 4 CAUTION A 4 Service session e g with limited access running in parallel to data acquisition A 4 Popup windows may appear and cause confusion A 4 Always close Serv...

Page 172: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Software Related Safety Information Safety A 4 78 ...

Page 173: ... B 1 5 Image reconstruction system B 1 6 Line connection box LCB B 1 6 Accessories B 1 6 Expansion levels of the system B 1 6 B 2 Scan Unit Gantry B 2 1 Components B 2 1 Design B 2 3 Gantry operator panels B 2 5 Arrangement of the operating elements and the radiation lamp B 2 6 Functions of the operating elements B 2 9 Connectors B 2 13 Equipment for communication with the patient B 2 14 B 3 Patie...

Page 174: ... 4 2 Monitor B 4 3 Cleaning B 4 4 Transportation B 4 5 Safety instructions for the UPS B 4 5 Heart View related safety advices B 4 8 Preparation B 4 8 Use of ECG unit B 4 9 B 5 Console B 5 1 Functions B 5 1 Components B 5 2 Computers B 5 4 Computer software B 5 6 Service software B 5 6 Software updates B 5 6 Software version B 5 7 Input units B 5 8 Keyboard B 5 8 Mouse B 5 10 Control box B 5 11 ...

Page 175: ... B 5 17 Uninterruptible power supply UPS B 5 18 On off switch and displays B 5 19 UPS operating modes B 5 21 Documentation B 5 22 Support of DICOM standard B 5 22 Support of postscript printers B 5 23 B 6 Storage Media and Drives B 6 1 CDs DVDs and DVD recorder B 6 1 CDs and DVDs B 6 1 DVD recorder B 6 2 Diskettes and Drive B 6 3 Diskette drive B 6 3 USB Devices B 6 5 ...

Page 176: ...oystick optional B 7 3 Scanning footswitch optional B 7 4 Ceiling mounted support trolley for monitor optional B 7 5 Phantoms B 7 6 Patient table and positioning accessories B 7 6 Positioning aids B 7 6 Paper roll holder optional B 7 7 Special examination accessories B 7 9 HeartView CT B 7 9 Respiratory Gating System optional B 7 11 Bolus Injector CareContrast CT optional B 7 13 Osteo CT optional ...

Page 177: ...images of the organs of a patient for diagnostic purposes according to the computed tomography procedure B 1 The tomographic images generated with this system can be viewed on a monitor processed filmed and exported B 1 Optional equipment B 1 You can expand a SOMATOM standard system individually and adjust it to your clinical requirements B 1 Configuration of the system B 1 Components of your syst...

Page 178: ... following components B 1 Acquisition system gantry and patient table Console computers including IRS input units monitor control box and UPS B 1B The pictures of the components shown here are only examples The appearance of your components depends on the system configuration B 1 B 1 1 Patient table and gantry without display 2 Console components ...

Page 179: ...System Description System Overview 0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 B 1 30 0 B 1 1 Patient table and gantry with display on the top of front cover 2 Console components ...

Page 180: ...tem Line connection box LCB Gantry scan unit B 1 The interior of the gantry consists of the rotating x ray detector system This consists of the x ray tube and collimator and the UFC detector Ultra Fast Ceramic The gantry also contains the generator the motor drive the data acquisition system and the unit control B 1 The gantry contains laser light markers for vertical and horizon tal positioning a...

Page 181: ...tor panels B 1 Patient table B 1 You place the patient on the patient table and move the table into the examination position The horizontal and vertical posi tion of the patient table can be adjusted by the user It is adjusted automatically for slice positioning Page B 3 1 Patient Table B 1 Console with input units B 1 The console is your main workstation Here you enter all char acteristic values ...

Page 182: ...uters B 1 Line connection box LCB B 1 The line connection box LCB powers the gantry and the patient table It is used for connection to the building power supply and for protection Page B 5 17 Line Connection Box LCB B 1 Accessories B 1 Different accessories are available Page B 7 1 Accessories B 1 Expansion levels of the system B 1 Please refer to the listing in your purchase contract for informa ...

Page 183: ...r Manual 02 2008 0 0 B 2 10 0 CHAPTER B 1 B 2 Scan Unit Gantry This part describes displays and operating elements of the scan unit gantry B 2 Components B 2 You will find the following operating elements and displays on the gantry B 2 ...

Page 184: ... of the components shown here are only examples The appearance of your components depends on the system configuration B 2 B 2 1 Gantry operator panels 2 Laser light markers 3 Displays Emotion 6 slice configuration optional Emotion16 slice configuration standard 4 Loudspeaker and microphone on the back of the gantry ...

Page 185: ...s a fan shaped beam which passes through the patient B 2 Detector system B 2 The bow shaped detector system is located opposite the x ray tube It measures the incoming radiation B 2 The system is equipped with UFC solid state detectors Ultra Fast Ceramic for processing low dose radiation with high image quality B 2 The x ray tube and detector are aligned with one another and rotate around the pati...

Page 186: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Scan Unit Gantry System Description B 2 4 Gantry tilt B 2 The gantry can be tilted up to 30 forward or backward B 2 B 2 ...

Page 187: ...ith the gantry operator panels you control the movement of the gantry and patient table The displays indicate the vertical and horizontal position of the table and the angle of inclination of the gantry as well as the radiation data B 2 The radiation warning lamps at the gantry front indicate whether a scan is being released B 2 ...

Page 188: ...B 2 6 Arrangement of the operating elements and the radiation lamp B 2 Leftandrightgantryoperator panel B 2 The left and right gantry operator panel are shown as below B 2 B 2 1 STOP button 2 Operating elements 3 Radiation warning lamp B 2B Press one key for motion control only at a time B 2 ...

Page 189: ...lays Emotion 6 sliceconfiguration optional Emotion 16 slice configura tion standard B 2 The tube voltage in kV the tube current in mA and the scan time in s are displayed at the top of the gantry front The radi ation warning lamp is located here as well B 2 B 2 1 Tube voltage 2 Tube current 3 Radiation 4 Scan time ...

Page 190: ...o a reference zero position generally an anatomical marking Table top movement into the gantry opening is displayed as a negative value and movement out of the gantry opening as a positive value B 2 The display value of the vertical table position indicates the table height in mm relative to the center axis of the gantry B 2 Radiation warning lamps B 2 B 2 The radiation warning lamps on the gantry...

Page 191: ...0 B 2 90 0 Functions of the operating elements B 2 Operating elements B 2 The operating elements on the left and right gantry panel are shown as below B 2 B 2 1 Predefined table position A B 2 Table out 3 Table up 4 Laser light marker 5 Table in 6 Gantry tilt 7 Table down 8 Table retraction ...

Page 192: ...gin in follow ing pages are from right gantry panel You can use the operat ing elements on the left gantry panel as well B 2 Gantry tilt B 2 B 2 With the two buttons you can tilt the gantry up to 30 from the vertical position 0 depending on the table height B 2 Table movements B 2 B 2 With the four table adjustment buttons you can adjust the table height and move the table into and out of the gant...

Page 193: ...o prede fined positions These positions can be configured by the Sie mens Service technician B 2 Laser light marker B 2 B 2 With this key you switch the laser light marker on and off The laser light marker indicates the position of the scan center and the slice plane in the middle of the detector rows B 2 i 2B After approx 1 minute the laser light marker is switched off automatically B 2 ...

Page 194: ...able B 2 i 2B The gantry is automatically set vertical first if the gantry tilt dif fers from 0 B 2 STOP pushbuttons B 2 B 2 With the STOP keys you can interrupt unit movements in an emergency table movements and gantry tilting and switch off radiation B 2 If you press one of the red STOP keys unit movements are inter rupted and radiation is stopped The functions of the keys for system movements a...

Page 195: ...nal and the scanning footswitch optional It also provides a hole for cables including the Bolus Injector cable optional passing through B 2 B 2B The pictures of the components shown here are only examples The appearance of your components depends on the system configuration B 2 B 2 1 Respiratory gating optional 2 Scanning footswitch optional 3 Hole for cables including bolus injector cable optiona...

Page 196: ... Unit Gantry System Description B 2 14 Equipmentforcommunicationwith the patient B 2 The gantry is equipped with a communication device which consists of a speaker a microphone and a respiratory display B 2 It is located on the inner back of the gantry B 2 B 2 ...

Page 197: ...atient B 2 You can operate the intercom with the keys on the control box Page B 5 11 Control box B 2 Respiration display B 2 The respiration display indicates to the patient how long he she has to hold his her breath during a scan B 2 A yellow light bar lights up to signal the start of the breath hold period The period ends with the extinction of the last light of this bar B 2 ...

Page 198: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Scan Unit Gantry System Description B 2 16 ...

Page 199: ...d position him or her for the examination B 3 Length load B 3 See the section Technical Data for the length of the patient table and the maximum patient weight Technical Specification System Owner Manual B 3 Material B 3 The table top consists of material which is impervious to water B 3 Positioning aids B 3 For safe and comfortable positioning of the patient positioning aids are available Page D ...

Page 200: ...ments and connectors B 3 At the patient table you will find the components and operat ing elements for manual movement as well as connectors for optional accessories B 3 B 3B The pictures of the components shown here are only examples The appearance of your components depends on the system configuration B 3 ...

Page 201: ... 30 0 Operating elements B 3 B 3 1 Patient table with movable table top 2 Handle on the table top with locking device 3 Label The patient table corresponds to a type B applied part It is protected against electrical shock by limiting admissible leakage currents in accordance with IEC 60601 1 ...

Page 202: ...motion Operator Manual 02 2008 0 0 Patient Table System Description B 3 4 Connectors B 3 The connectors for the joystick optional and the ECG elec trodes are located at the table lift B 3 B 3 1 ECG socket 2 Joystick socket ...

Page 203: ... and limit values B 3 To enter the patient position correctly you must be familiar with certain definitions concerning the patient table B 3 Head end foot end B 3 B 3 1 The head end is the end of the patient table closer to the gantry 2 The foot end is the end of the patient table further away from the gantry ...

Page 204: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Patient Table System Description B 3 6 Directions B 3 B 3 1 In z and out z 2 Scan field axis 3 Up y and down y ...

Page 205: ...inciple called the cobra principle Like the snake of that name the horizontal position of the tabletop head of the cobra changes as it is raised or lowered B 3 On raising the table top and therefore the patient too moves toward the gantry On lowering both move away from the gantry i 3B Do not change the table height during the examination because this alters the slice position too B 3 ...

Page 206: ...esponds to the isocenter of the system B 3 B 3B The limiting values for the vertical and horizontal table setting and the angle of inclination of the gantry are interdependent B 3 Before you can lower the patient table to its minimum height you must retract the table top entirely and set the gantry verti cal B 3 Always ensure that the movement is not obstructed by any objects B 3 Do not place any ...

Page 207: ... e g ICS IRS input units and monitor including second acquisition monitor and nonmedical equip ment shall only be operated outside the patient vicinity For minimum distances refer to the following diagrams B 4 B 4 1 USA 1 83m 2 All other countries 1 50m i 4B The minimum distances do not apply for the monitors mounted on the monitor trolley or the ceiling mounted support B 4 ...

Page 208: ...find the connections for the monitor keyboard and mouse B 4 On the rear of the UPS you will find the output power connec tions for the monitor the ICS computer and the IRS computer as well as the input power connector B 4 B 4 B 4 Electric shock hazard B 4 Do not remove cover or back refer servicing to qualified personnel B 4 CAUTION B 4 Incorrect connection of units B 4 Damage to the CT system B 4...

Page 209: ... B 4 WARNING B 4 Unauthorized manipulation or improper use of the system B 4 Hazard of an electric shock B 4 Never open the monitor Leave all repairs to Siemens Service Never place cups glasses or other vessels containing liquid on or near the monitor in case of accidental spillage Ensure that no objects e g necklaces paperclips etc can get into the interior of the device electrical shock short ci...

Page 210: ... 4 Always clean the housing with a damp but not wet cloth Use a soft cloth to clean the screen If necessary dampen it with a domestic glass cleaner Remove water drops immediately extended contact with water discolors the surface In order to avoiding damage to the surface coating never use corrosive agents to clean the screen surface B 4 CAUTION B 4 Cleaning of the monitor housing during operation ...

Page 211: ... properly when transported B 4 Safety instructions for the UPS B 4 The following safety instructions are stated by the UPS manu facturer B 4 B 4 B 4 CAUTION B 4 This UPS carries LETHAL VOLTAGE B 4 Hazard of an electric shock B 4 All repairs and service should be performed by AUTHOR IZED SERVICE PERSONNEL ONLY There are NO USER SERV ICEABLE PARTS inside the UPS ...

Page 212: ...electric shock B 4 Take all necessary precautions B 4 CAUTION B 4 Operation at unsuitable ambient conditions B 4 Hazard of an electric shock B 4 To reduce the risk of fire or electric shock install the UPS in a temperature and humidity controlled indoor environ ment free of conductive contaminants Ambient tempera ture must not exceed 40 ãC 104 ãF Do not operate near water or excessive humidity 95 ...

Page 213: ...4 70 0 B 4 CAUTION B 4 Improper handling of batteries B 4 Electrical shock or burn from high short circuit current B 4 Observe proper precautions Servicing should be per formed by qualified service personnel knowledgeable of batteries and required precautions Keep unauthorized personnel away from batteries ...

Page 214: ...osis possible B 4 Only original Siemens recommended ECG cables shall be used Only CE marked electrodes shall be used B 4 CAUTION B 4 Contact between conductive parts of the ECG electrodes and other conductive parts B 4 Heart arrhythmia B 4 To ensure patient safety the conductive parts of the ECG electrodes including associated connectors and other patient applied parts should not contact other con...

Page 215: ...t the pacemaker rate during occurrences of cardiac arrest or some arrhythmia s B 4 ECG leads to wrong diagnostic B 4 Keep pacemaker patients under close surveillance B 4 WARNING B 4 ECG is used as survival or diagnostic equipment B 4 ECG leads to wrong diagnostic B 4 The ECG monitor may only be used in conjunction with the HeartView CT option It is not intended for monitoring the patient ...

Page 216: ...08 0 0 Console Related Safety Advice System Description B 4 10 B 4 B 4 CAUTION B 4 Use of defibrillator B 4 Patient injury burn and destroying the ECG unit B 4 Do not defibrillate on the patient table Defibrillation on a grounded plane is not allowed ...

Page 217: ...s the operating elements of the console com ponents B 5 Functions B 5 With the operating elements of the console you switch the sys tem on and off enter patient data plan the examination and trigger measurement B 5 You acquire the CT data and use them to reconstruct the CT images which you then evaluate B 5 ...

Page 218: ...08 0 0 Console System Description B 5 2 Components B 5 The console consists of the following components B 5 B 5B The pictures of the components shown here are only examples The appearance of your components depends on the system configuration B 5 B 5 ...

Page 219: ...tion Console 0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 B 5 30 0 1 Monitor 2 Control box 3 Keyboard 4 Mouse 5 Image reconstruction system IRS 6 Image control system ICS 7 Uninterruptible power supply UPS ...

Page 220: ...on B 5 4 Computers B 5 The CT scanner is controlled by two main computers the image control system and the image reconstruction system B 5 B 5B The pictures of the components shown here are only examples The appearance of your components depends on the system configuration B 5 B 5 ...

Page 221: ...r evaluate your studies and store them B 5 i 5B You work with this computer B 5 Image reconstruction sys tem IRS B 5 The image reconstruction system communicates with the scan system It uses the measured data of the detector system to cal culate the images for each slice It then passes on the data to the image control system B 5 i 5B The image reconstruction system does not require any special ope...

Page 222: ...ion and evaluation B 5 i 5B The syngo application software is described in detail in the Online Help and in the syngo Operator Manual B 5 Service software B 5 The service software is used for adjustment checking and diagnostics of the systems and programs You cannot access patient data with the service software B 5 Software updates B 5 Updates are provided for the software from time to time to kee...

Page 223: ...r Manual 02 2008 0 0 B 5 70 0 Software version B 5 Information about the software and installed software packs function custom and service packs is listed in the Version dia log box B 5 B 5B YoucandisplaytheVersiondialogboxwithOptions Versionin the main menu B 5 ...

Page 224: ... Description B 5 8 Input units B 5 You can use keyboard mouse and control box to inform the computer what actions to perform B 5 Keyboard B 5 With the keyboard you enter text numbers and commands B 5 B 5 1 Function keys 2 Typewriter keyboard 3 Cursor keys 4 Symbol keypad ...

Page 225: ...le 0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 B 5 90 0 Language Versions B 5 The computer supports keyboards in different languages B 5 For further information about the keyboard please refer to the Online Help B 5 ...

Page 226: ...he mouse to operate the software and to control the system B 5 B 5 Mouse keys B 5 Your mouse has three keys B 5 The left key is used to select objects The right key is used to call up popup menus The center key is used for window setting For further information about the mouse please refer to the Online Help B 5 ...

Page 227: ...urement and move the gantry and table from outside of the examination room B 5 A radiation warning lamp lights up and a warning signal sounds when radiation is being generated B 5 Intercom B 5 The operating elements for the intercom system are also located on the control box With this system you can talk to the patient or play back several permanently stored patient instruc tions B 5 ...

Page 228: ...cription B 5 12 Operating elements B 5 B 5 1 Move key With this key you move the table and gantry tilt to the next measuring position B 5 2 Microphone 3 Start key With this key you trigger scanning B 5 4 Radiation warning lamp This display lamp lights up during radiation B 5 ...

Page 229: ...se the STOP key for this purpose B 5 6 Hear Pat Hear Patient key Press this key if you want to hear what the patient is saying The light diode indicates that the listening connection is maintained Press the key again to release the listening connection B 5 7 Loudspeaker 8 Call Pat Call Patient key Hold this key down while you are speaking into the micro phone B 5 9 STOP key With this key you stop ...

Page 230: ...n pro cedure and view the images B 5 Options B 5 An additional monitor for use in an examination room or doc tor s room is available B 5 Second monitor mode optional B 5 In second monitor mode you can view a different image on the second monitor So you can view two images simultaneously B 5 Second monitor mode is also possible in the examination room B 5 ...

Page 231: ... 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 B 5 150 0 Type of monitor B 5 The monitor on the console is a 19 Liquid Crystal Display LCD color monitor with high resolution B 5 i 5B Do not touch the screen surface B 5 B 5 ...

Page 232: ...ur monitor has already been optimally configured by Siemens Service Therefore you cannot make any changes to these set tings B 5 i 5B Always leave the monitor switched on It is switched on and off together with the system at the UPS B 5 B 5 The operating elements are located on the rear left side of the housing B 5 ...

Page 233: ... entire system It is used for connection to the building power supply and for protection B 5 B 5 1 Power On Off switch for gantry and table 2 Main power On Off switch 3 Front cover i 5B To disconnect the entire system from the building power sup ply open the front cover of the LCB and turn the main power On Off switch to Off position B 5 ...

Page 234: ...The uninterruptible power supply compensates for voltage fluc tuations and provides backup power during power failures for a short time for the console B 5 i 5B Here you switch the computers on and off B 5 B 5 i 5B This UPS is not able to power the acquisition system during power failure A running measurement is stopped B 5 ...

Page 235: ...System Description Console 0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 B 5 190 0 On off switch and displays B 5 B 5 ...

Page 236: ...rator Manual 02 2008 0 0 Console System Description B 5 20 1 Load protected LED 2 Downgraded operation LED 3 Load not protected LED 4 Alphanumeric display 5 Enter confirm button 6 ON OFF button 7 Escape cancel button 8 Scroll button ...

Page 237: ...ing used by the protected equipment The UPS mon itors and charges the batteries as needed and provides power protection to your equipment B 5 Battery mode B 5 When the UPS is operating during a power outage the alarm beeps and the battery mode indicator illuminates The pro tected equipment is now powered by the UPS When power returns the UPS returns to normal operation while the battery recharges ...

Page 238: ...B 5 22 Documentation B 5 Support of DICOM standard B 5 The SOMATOM system supports the DICOM standard Besides DICOM Print various cameras are supported to commit the CT images to film B 5 i 5B You can obtain an up to date list of cameras supported from your Siemens representative B 5 ...

Page 239: ... Driver With this generic printer driver different postscript printers can be connected to a Siemens CT system without the need of installing any specific printer driver for the individual printer B 5 Siemens only allows the connection of a postscript printer via a TCP IP network port or locally at the parallel interface Con nected postscript printers shall be used primarily for printing the repor...

Page 240: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Console System Description B 5 24 ...

Page 241: ... CDs Compact Discs and DVDs Digital Versatile Discs From recorded CDs and DVDs you can for example import the examination data stored on them into your database B 6 CDs and DVDs B 6 You can use the following types of discs on your system B 6 CD ROM CD R DVD ROM DVD R B 6B Only use medical grade CD Rs and DVD Rs Medical grade media are available through your Siemens representative B 6 ...

Page 242: ... 0 Storage Media and Drives System Description B 6 2 DVD recorder B 6 With the DVD recorder you can read and write data onto from CDs and DVDs B 6 Operating elements B 6 B 6 1 DVD tray 2 LED 3 Opening for manual ejection of discs 4 Open Close Stop button ...

Page 243: ...ion Operator Manual 02 2008 0 0 B 6 30 0 Diskettes and Drive B 6 You can store smaller volumes of data on a diskette 1 44 MB B 6 Diskette drive B 6 With the diskette drive you can read or write data onto a 3 1 2 diskette B 6 The diskette drive is below the CD drive B 6 ...

Page 244: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Storage Media and Drives System Description B 6 4 Operating elements B 6 B 6 1 Slot 2 Status LED 3 Ejection button ...

Page 245: ...tion Operator Manual 02 2008 0 0 B 6 50 0 USB Devices B 6 You can store data on USB devices B 6 i 6B Only use USB devices approved by Siemens B 6 More information about the supported USB devices can be obtained from your Siemens representative B 6 Connections B 6 B 6 ...

Page 246: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Storage Media and Drives System Description B 6 6 ...

Page 247: ... can be installed either in the examination room or any other room e g doctor s room Page B 5 14 Monitor B 7 Systems for patient registration B 7 The following equipment can be connected optionally for patient registration B 7 Connection to HIS RIS hospital information system radi ology information system i 7B Please ask your Siemens Customer Service Representative B 7 ...

Page 248: ...al 02 2008 0 0 Accessories System Description B 7 2 Interventional CT accessories B 7 Special equipment can be used during an examination B 7 Table in out joystick optional Scanning footswitch optional Ceiling mounted support trolley optional ...

Page 249: ...ck optional B 7 A joystick is available for table feed into and out of the gantry as an accessory for interventional CT examinations B 7 B 7 The joystick plug is connected to the corresponding socket at the head end of the patient table B 7 i 7B Note that the joystick socket is labeled with the joystick symbol B 7 ...

Page 250: ... optional B 7 With the optional footswitch you can trigger scanning as an alternative to using the start button It is connected to the gan try B 7 i 7B In some countries the footswitch is only supplied with the sec ond monitor B 7 B 7 1 Footswitch 2 Connector on the gantry bottom left hand corner for foot switch ...

Page 251: ...port trolley for monitor optional B 7 The second optional monitor can be mounted in the examina tion room either on the ceiling mounted support or on a moni tor trolley B 7 With the second monitor you can operate the system in second monitor mode B 7 B 7 1 Ceiling mounted support optional 2 Monitor trolley optional ...

Page 252: ...easurement B 7 Water phantom 20 cm Slice thickness phantom Wire phantom Patient table and positioning accessories B 7 Positioning aids B 7 Positioning aids are used for optimum positioning of the patient during measurement Page D 4 1 Accessories for Patient Positioning B 7 Head holders and table top extension Supports and cushions Restraint straps Optional accessories e g infant cradles ...

Page 253: ... holder optional B 7 The paper roll holder is used for easy changing of the crepe paper on the table It can be placed wherever you want also on the table B 7 B 7B To rule out collisions the paper roll holder should not be placed on the head end of the table while table height is set to the min imum B 7 B 7 ...

Page 254: ...Accessories System Description B 7 8 i 7B You can order crepe paper suitable for the paper roll holder under Order No 9708900 from Siemens MED accessories cata log and Product No 7038003 Disposal of this crepe paper has to be environmentally compatible B 7 ...

Page 255: ...n accessories B 7 HeartView CT B 7 For motion artifact free CT images in the heart region an ECG triggering function HeartView CT is available B 7 ECG monitor B 7 The HeartView CT function requires use of the Siemens ECG monitor The ECG monitor is integrated in the gantry display B 7 B 7 1 ECG signal 2 Heart rate ...

Page 256: ...Europe ver sion B 7 B 7 Color coding according to IEC B 7 Red electrode on the right mid clavicular line directly below the clavicle Yellow electrode on the left mid clavicular line 6 or 7 intercostal space Green electrode right mid clavicular line 6 or 7 intercos tal space Placement for USA version B 7 B 7 Color coding according to AHA B 7 White electrode on the right mid clavicular line directly...

Page 257: ...he chest region a respi ratory triggering and gating function is available B 7 The respiratory triggering and gating function requires the use of the Respiratory Gating System AZ 733V Anzai Medical res piratory belt with pressure sensor signal converter and sensor unit It is not possible to use both triggering and gating simul taneously B 7 i 7B Please contact your local Siemens representative to ...

Page 258: ... the console the respi ratory phase has to be defined using the laptop in the examina tion room Sequential scans are triggered by a respiratory signal reaching a predefined respiratory amplitude of inspiration or expiration B 7 B 7B For instructions using the Respiratory Gating System please refer to the operator manual of the Respiratory Gating System manufacturer More information can be obtained...

Page 259: ...tton either at the CT console or at the injec tor B 7 It is also possible to start the scan with the scanning footswitch Page B 7 4 Scanning footswitch optional B 7 Presently the following injectors are released B 7 Medtron AG Saarbrücken InjektronCt2 i 7B Please refer to the operator manual of the bolus injector manu facturer to find out whether the injector is released for your CT system B 7 B 7...

Page 260: ...he operator manual of the bolus injector manufacturer More information can be obtained via internet Introduction B 7 Connectors B 7 For the location of connectors at the CT scanner see Page B 2 13 Connectors B 7 For installing a permanent connection to the interface unit of rack mounted injectors an interface connection line is available at the console B 7 ...

Page 261: ...tor Manual 02 2008 0 0 B 7 150 0 Osteo CT optional B 7 Use the Osteo positioning mat to position the patient appropri ately for the Osteo examination B 7 Table top mat B 7 It has a cut out in the vertebral region for the reference phan tom and the gel pack B 7 B 7 ...

Page 262: ...ies System Description B 7 16 Reference phantom and gel pack B 7 Use the table top mat in combination with the reference phan tom and the gel pack B 7 B 7 Other non Osteo examina tions B 7 For standard examinations use the Osteo positioning mat with the PE pad B 7 ...

Page 263: ... patient table manually C 2 9 C 3 Use of Storage Media C 3 1 Use of the DVD Drive C 3 1 General instructions for use C 3 2 DVD recorder C 3 4 Use of Diskettes C 3 9 Insertion and removal C 3 9 Use of USB Devices C 3 10 Insertion and removal C 3 10 C 4 Use of Accessories C 4 1 Using the table in out joystick C 4 1 Using the scanning footswitch C 4 4 Using the ceiling mounted support trolley for mon...

Page 264: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 System Handling C 2 ...

Page 265: ...from the vertical position 0 depending on the table height C 1 B 1 C For Osteo examinations the gantry can be tilted up to 26 C 1 B 1 C Press one key for motion control only at a time C 1 The operating elements illustrated on the left margin in follow ing pages are from right gantry panel You can use the operat ing elements on the left gantry panel as well C 1 ...

Page 266: ... the tilting movement to continue The gantry is inclined such that the top of it moves toward the patient table positive angle C 1 i 1 C If the following positions have been reached the tilting stops automatically C 1 Vertical position 0 position Maximal positive or negative angle Final position defined by the current table position or scan program To continue movement release the button and press...

Page 267: ...nt the tilting movement to continue The gantry is inclined such that the top of it moves away from the patient table negative angle C 1 i 1 C If the following positions have been reached the tilting stops automatically C 1 Vertical position 0 position Maximal positive or negative angle Final position defined by the current table position or scan program To continue movement release the button and ...

Page 268: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Operation of the Gantry System Handling C 1 4 ...

Page 269: ... During examination the table movement is controlled from the console C 2 With the Move key on the control box you move the table to the position preset on the screen Page B 5 11 Con trol box For sequence examinations the table is moved in steps horizontally For spiral scans the table is moved continuously in hori zontal direction ...

Page 270: ...shbuttons you can interrupt unit movements in an emergency table movements and gantry tilting and switch off radiation C 2 If you press one of the red STOP pushbuttons unit movements are interrupted and radiation is stopped The functions of the keys for system movements are blocked as well Page A 2 16 Terminating system movements and radia tion C 2 ...

Page 271: ...oving the patient table C 2 You can adjust the table height and move the table into and out of the gantry directly on the gantry operator panel Page B 2 5 Gantry operator panels C 2 B 2 C Always ensure that the movement is not obstructed by any objects C 2 Do not place any objects underneath the patient table C 2 ...

Page 272: ... and relative table feed are displayed both on the position displays on the gantry and on the screen Page B 2 5 Gantry operator panels C 2 C 2 Safety advice for biopsy C 2 If the patient has a needle for biopsy always be aware of the location of the needle in relationship to the gantry Unplanned advancement of the needle could occur C 2 ...

Page 273: ...cal position C 2 C 2 C 2 C 2 CAUTION C 2 Lowering the patient table C 2 Danger of injuring parts of the body C 2 Make sure that the patient s arms and hands are above the patient table if the patient is positioned In case of prone position immobilize the patient s arms with straps to pre vent clamping of fingers between the lower covers of the patient table Make sure that neither your legs nor the...

Page 274: ...of the Patient Table System Handling C 2 6 C 2 Push the table up button and hold it down during table movement until the table is correctly positioned or C 2 C 2 Push the table down button and hold it down during table movement until the table is correctly positioned ...

Page 275: ...ds the gantry The new table top position in mm is displayed below the radiation warning lamp C 2 or C 2 C 2 Push the table out button and hold it pressed until the table is correctly positioned The table top moves out of the gantry The new table top posi tion in mm is displayed below the radiation warning lamp C 2 C 2 CAUTION C 2 Horizontal table top movement C 2 Possible injury of the hand warnin...

Page 276: ...tion of the Patient Table System Handling C 2 8 Movingtothepredefinedtable position C 2 C 2 Apply the predefined position keys A or B to move the patient table into scanning position The table reaches the predefined positions preset from the Sie mens Service C 2 ...

Page 277: ...failure you can position the table top manually C 2 Movingthetabletophorizon tally C 2 You can use the handle at the end of the table to move the table top out of the gantry C 2 C 2 Press the lever towards the end of the table top and pull the table top out of the gantry B 2 C Before you continue work on the system you must lock the tab letop back into its original position C 2 ...

Page 278: ...vingthetabletopverticallyC 2 You can use the hand crank at the bottom of the table to move the table up or down manually C 2 C 2 1 Hand crank 2 Hand crank under the patient table 3 Hole for the hand crank Insert the hand crank into the matching hole below the table as far as it will go Crank the table up or down ...

Page 279: ...write new data onto recordable CDs CD R and DVDs DVD R in one action single session mode or in several record ing steps multi session mode The session mode configured depends on the system configuration C 3 i 3 C The process of writing data on a CD or DVD is called Recording C 3 You can read data from CDs and DVDs after recording C 3 ...

Page 280: ...eling side using a special marker Do not use glue to apply labels or stickers smaller than the disc s surface This will imbalance the disc and therefore data might get lost Keep the discs away from heat e g heaters and direct sunlight Always store discs horizontally and in a dry not too warm location Only use CD Rs that have been formatted in the CD R drive of the CT unit or media that comply with...

Page 281: ...tem However if a disc was left in the drive remove the media shortly after you turned on the unit by pressing the release button Make sure that the DVD drive is not subject to vibrations during operation Vibrations can cause the drive to stop Only open the drawer to insert or remove the disc Do not place any objects on the open drawer Never press down on the open drawer ...

Page 282: ...atus LED lights up orange Press the insert eject button briefly The drawer moves out C 3 Insert the disc into the drawer with the label side up Press the insert eject button again briefly The drawer is retracted C 3 As soon as the disc has been inserted and the drive is ready for reading and writing the status LED lights up green C 3 B 3 C If the status LED does not light up green after you have i...

Page 283: ...recording the read write status LED lights up orange C 3 B 3 C Do not write data onto CD or DVD during a patient examination C 3 Use the appropriate menu entries of the user interface to write to and read from the CD or DVD i 3 C Depending on the volume of data the recording process can take several minutes C 3 i 3 C While data is being read the read write status LED lights up green C 3 ...

Page 284: ...pleted and the drive is not being accessed The read write status LED has gone out C 3 C 3 CAUTION C 3 Taking out the CD or DVD too early C 3 Loss of data and destruction of the CD R possible C 3 Do not remove the CD R from the CD recorder until the recording process has been completed and the status LED has gone out Use the Transfer menu to eject media ...

Page 285: ...tus LED flashes red a drive fault has occurred Contact Siemens Service C 3 C 3 CAUTION C 3 A medium is not finalized C 3 Anothersystem devicemayshowthismediumasempty defect or the data of the last session is missing C 3 Use Eject with finalize to complete the work on this medium and to ensure that the medium is readable on other systems devices If you find a medium where you expect data and which ...

Page 286: ...omputer off C 3 Press the recessed button next to the insert eject button using a piece of stiff wire for example a straightened paper clip The drawer is now unlatched C 3 Carefully pull out the drawer and remove the disc B 3 C In case of power failure or shutdown during a recording session data stored on this CD or DVD during a previous session may no longer be accessible In order to avoid loss o...

Page 287: ... diskette into the slot in the direction of the arrows with the label side up When the diskette is almost completely in the slot you will notice resistance to further insertion C 3 Overcome this resistance inserting the diskette into the slot completely You can hear it latch into position C 3 Removing a diskette C 3 Reading or writing of the diskette has been completed The status LED has gone out ...

Page 288: ...process and is started via File Browser C 3 i 3 C For instructions using the USB device please refer to the opera tor manual of the USB device manufacturer More information can be obtained via internet C 3 Insertion and removal C 3 Inserting a USB device C 3 Insert the USB device into the USB port at the front of the computer The operating system recognizes the USB device C 3 Removing a USB device...

Page 289: ...r of the clamping device pressed when attach ing it to the accessory rail Lock the joystick in the two inserts of the clamping device holding the push buttons pressed Connect the joystick plug to the corresponding socket Check the function of the joystick The direction of table and joystick movement must correspond with each other C 4 B 4 C A schematic representation of the gantry and the table on...

Page 290: ...ove the table out of the gantry B 4 C Normal mode The table moves as long as the joystick is tilted C 4 CARE Vision CT A short tap moves the table according to the selected slice width Pressing the joystick and keeping it pressed results in continuous table movement C 4 C 4 CAUTION C 4 Table movement due to accidental actuation of the joystick by the patient C 4 Collision with the gantry possible ...

Page 291: ...l 02 2008 0 0 C 4 30 0 Parking the joystick C 4 A parking position is provided at the head end of the patient table This is to protect against inadvertent activation of the joy stick by the patient C 4 C 4 Always place the joystick in the parking position when it is not in use ...

Page 292: ...ion protection C 4 You can use the scanning footswitch and the buttons on the gantry control panel in parallel C 4 C 4 Triggering the scan C 4 Press the footswitch and keep it pressed The scan is performed for as long as the footswitch remains pressed C 4 Terminating the scan C 4 Release the footswitch Scanning is terminated The system is again ready to scan C 4 C 4 CAUTION C 4 Use of unsuitable f...

Page 293: ...sing the ceiling mounted support trolley for monitor C 4 The second monitor is used to monitor surgical intervention directly in the examination room C 4 C 4 C 4 CAUTION C 4 Dirt and liquid in monitor arm of ceiling mounted monitor C 4 Infection possible C 4 Clean the monitor and monitor arm after use ...

Page 294: ... the ceiling mounted support Always move the ceiling mounted support with care to avoid collisions Select a parking position for the unit that is outside the working range B 4 C In case of unintended movements of the unit during an exami nation call Siemens customer service C 4 Using the monitor trolley C 4 Make sure that cables are secured in a way that nobody can stumble over them Always move th...

Page 295: ... Emotion Operator Manual 02 2008 0 0 C 4 70 0 Connecting the Respiratory Gating system C 4 For triggering a supplementary laptop in the examination room is used Therefore the connections at the signal converter are different for gating and triggering C 4 ...

Page 296: ...ntry 2 Plug for connection to the signal converter of the Respira tory Gating System for gating 3 Plug for connection to the signal converter of the Respira tory Gating System for triggering i 4 C For detailed illustrations of the receptacles please refer to the operator manual of the Respiratory Gating System manufac turer C 4 ...

Page 297: ... Emotion Operator Manual 02 2008 0 0 C 4 90 0 C 4 C 4 CAUTION C 4 Respiratory gating device not available or not active during measurement C 4 X ray not or only partially usable C 4 Ensure that the respiratory gating device is ready to use before scanning ...

Page 298: ...motion Operator Manual 02 2008 0 0 Use of Accessories System Handling C 4 10 Using gating C 4 Signal converter and sensor unit are mounted in the exam ination room C 4 1 Gantry 2 Signal converter 3 Sensor unit 4 Load cell ...

Page 299: ... B 2 13 Connectors C 4 Connect plug 2 to the receptacle at the back of the signal converter of the Respiratory Gating System Connect all components of the Respiratory Gating System according to the operator manual provided by the Respira tory Gating System manufacturer Position the patient on the patient table Start the CT measurement via the console ...

Page 300: ...nual 02 2008 0 0 Use of Accessories System Handling C 4 12 Using triggering C 4 Signal converter and sensor unit are mounted in the exam ination room Page B 2 13 Connectors C 4 1 Gantry 2 Signal converter 3 Sensor unit 4 Load cell 5 Laptop ...

Page 301: ...ignal converter according to the operator manual provided by the Respiratory Gating System manufacturer Connect all components of the Respiratory Gating System according to the operator manual provided by the Respira tory Gating System manufacturer Position the patient on the patient table Define the respiratory phase using the laptop in the exam ination room Start the CT measurement via the conso...

Page 302: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Use of Accessories System Handling C 4 14 ...

Page 303: ... and switching off D 1 15 Shutdown and restart D 1 17 Restart of the application D 1 17 Restart after System Emergency Stop D 1 18 Exceptional situations D 1 19 Gantry temperature outside permissible range D 1 20 Overheating of the computer system D 1 23 Power failure D 1 26 Standby mode D 1 29 D 2 Function Tests D 2 1 Performing the tests D 2 2 D 3 Positioning the Patient D 3 1 Important safety i...

Page 304: ...d holder optional D 4 11 Table top extension optional D 4 13 Supports and cushions D 4 15 Head arm support for thorax abdomen and pelvis examinations optional D 4 15 Bocollo cushion Headrest optional D 4 18 Arm support optional D 4 19 Knee support optional D 4 20 Cushion set D 4 21 Infant cradles optional D 4 26 Positioning mat D 4 27 Straps D 4 28 Body support straps D 4 29 Forehead support strap...

Page 305: ...the system switching it on and off starting the operating system and the syngo software checking and calibrating the system D 1 You will then be told what you have to pay attention to when you shut down the system D 1 You will also be told what to do in exceptional situations like overheating or power failure D 1 And finally standby mode is explained to you D 1 ...

Page 306: ...n and off separately D 1 The acquisition system is switched on using the power switch at the line connection box LCB The console is started up when you switch on the UPS Switching on the system D 1 D 1 Switch on the power switch at the LCB for gantry and patient table D 1 Activate the ON pushbutton at the UPS After a short time the entire system is ready for operation D 1 ...

Page 307: ...switched it off accidentally do not switch it on again immediately D 1 Wait for approx one minute before switching the system on again Switchingonafterapowerfail ure D 1 A power failure has occurred Switch the power switch off Wait for approximately one minute after power recovery Switch the system on again i D 1 A warning signal sounds when the UPS has switched to battery power during power failu...

Page 308: ...ystem booting runs in the fol lowing phases D 1 Start up of the operating system Start up of syngo System checkup and calibration optional Start up of the operating system D 1 When you switch on the system the Windows XP operating system is started D 1 Standard login D 1 If the security package is not active you are automatically logged on as a syngo user D 1 ...

Page 309: ...on and confirm your choice Press the Shift key and keep pressed during application startup The login dialog box is displayed D 1 Enter a user name and if necessary a password and con firm your entries Booting is continued D 1 Passing the license check D 1 Each time you start up the system the software checks whether it is correctly installed D 1 Check if the operating system starts up without disp...

Page 310: ...r after new software has been installed you are asked once for the license number of the software Enter your license number and confirm your entry The license number is checked and stored in the system if it is correct The software starts up D 1 Start up of syngo D 1 After the operating system has started syngo is started auto matically D 1 Check if syngo starts up without displaying an error mes ...

Page 311: ...0 0 D 1 70 0 The Start up window is displayed D 1 D 1 f B D 1 An error message is displayed D 1 Syngo cannot be started D 1 D 1 Click on Retry in the dialog box displayed The application is restarted D 1 or D 1 D 1 Click on Cancel Starting is interrupted D 1 Log off and call Siemens Service D 1 ...

Page 312: ...ear automatically select Setup Checkup D 1 i D 1 If the last checkup has been completed no longer than 12 hours ago the time since the last complete checkup is indicated D 1 You have the option of skipping the checkup If necessary you can calibrate the system later Setup Calibration D 1 D 1 D 1 CAUTION D 1 When you start or restart the system the detector has not yet reached operating temperature ...

Page 313: ...D 1 90 0 The Checkup dialog box is displayed D 1 Performing checkup D 1 Now you must perform the series of test scans required for cal ibration D 1 During checkup and calibration the patient table is automati cally retracted It is not necessary to press the Move key to initi ate table movement D 1 ...

Page 314: ...ng the System On and Off Operation D 1 10 D 1 Click on Checkup The system checkup is started D 1 You are prompted to press START D 1 D 1 Press the Start key on the control box Scanning is initiated D 1 In the dialog box you then read Automatic checkup running D 1 ...

Page 315: ...he user inter face with the task cards is displayed D 1 f B D 1 An error message is displayed D 1 An error occurred during checkup D 1 D 1 Click on Retry in the dialog box displayed Checkup is started again D 1 D 1 f B D 1 The message Scan system should not be used is displayed D 1 The checkup failed several times The system is not ready for examination D 1 Call the system administrator and or Sie...

Page 316: ... On and Off Operation D 1 12 Shutting down the system D 1 The system shuts down in three stages D 1 Shutdown of the scan system Termination of syngo Shutdown of the operating system B D 1 Before you can shut down the system you must exit all exami nations and applications D 1 ...

Page 317: ...07E Emotion Operator Manual 02 2008 0 0 D 1 130 0 Calling up the End dialog boxD 1 Call up System End in the main menu The End Session dialog box is displayed D 1 D 1 i D 1 If you do not want to exit syngo click on Cancel You return to the user interface D 1 ...

Page 318: ... image directories for faster access This operation may take several hours D 1 During the maintenance shutdown access to the user interface or operating system is not possible D 1 Call up System Run in the main menu Select System Clean Up and Shutdown The System Clean Up and Shutdown dialog box is displayed D 1 Click on Start i D 1 If you do not want to exit syngo click on Cancel You return to the...

Page 319: ... on Shutdown System D 1 Confirm with Yes in the dialog box displayed The system is shut down D 1 Terminating active applicationsD 1 A dialog box is displayed if applications are still active D 1 A similar dialog is displayed when a patient examination is still running D 1 Click on Yes All applications will be closed The system will continue to shut down D 1 or D 1 D 1 Click on No You return to the...

Page 320: ... the UPS press the OFF pushbutton at the UPS for at least 3 seconds Switch off the gantry power switch at the LCB The scan system will be switched off D 1 B D 1 Unless absolutely necessary do not switch off the system at the main switch provided by the customer or the EMERGENCY OFF switch Otherwise you will have to calibrate the system several times when you restart it Page D 1 8 System checkup an...

Page 321: ...ialog box D 1 Confirm with Yes in the dialog box displayed The system is restarted Page D 1 4 Starting procedures D 1 Restart of the application D 1 If you want to close all applications and restart the syngo appli cation only use the third option in the End Session dialog box D 1 Closing the applications D 1 D 1 Click on Restart Application in the End Session dialog box D 1 Confirm with Yes in th...

Page 322: ...ton in the examination room e g by accident a controlled restart has to be done D 1 B D 1 Country specific regulations must be observed D 1 Starting the system D 1 All causes of danger have been found and remedied Wait for approximately one minute after power switch off Release the EMERGENCY OFF button provided by the cus tomer Switch the system on again Perform the usual checkup procedure to cali...

Page 323: ...ilure The system responds to such exceptional situations in several steps D 1 Countdown D 1 If the system reaches a critical state a countdown is started During this time do not perform any examinations and termi nate any current application s D 1 Recovery D 1 If the system returns to the normal state during countdown temperature dropped power supply restored you can resume examination D 1 Shutdow...

Page 324: ...ranteed because calibra tion is no longer correct D 1 Overheating or low tempera ture D 1 If the temperature of the gantry exceeds the permissible range countdown starts A temperature warning is displayed D 1 Recovery D 1 If the temperature moves back into the permissible range dur ing countdown the countdown stops You can then return to the user interface D 1 Shutdown D 1 When the countdown has f...

Page 325: ...own a message is displayed D 1 i D 1 If the temperature in the gantry rises above a maximum value e g as the result of a defective cooling system the gantry is automatically switched off A message appears stating that the gantry is no longer ready for operation D 1 When it has cooled down the gantry automatically switches on again A message stating this fact appears D 1 ...

Page 326: ... dialog box displayed The dialog box is closed D 1 i D 1 A text is displayed in the status bar during countdown D 1 Return to the user interface D 1 The temperature moves back into the permissible range Countdown stops A dialog box is displayed Confirm with OK The dialog box is closed D 1 You return to the user interface D 1 Restartingthesystemafterau tomatic shutdown D 1 The system is ready to be...

Page 327: ...the computer system rises above a certain threshold value a dialog box indicates this to you D 1 Recovery D 1 If the temperature of the system falls below the threshold value a message is displayed You can continue operation D 1 If the temperature continues to rise and reaches a critical value countdown is initiated D 1 Countdown D 1 As long as the countdown is running you have the option of compl...

Page 328: ...is shut down A message is dis played in the status bar D 1 Restart D 1 When the computer system has cooled down you can restart the system D 1 Resolving the temperature warning D 1 Temperature warning dialog box is displayed Check the room temperature and the ventilation slots of the computer Confirm with OK in the dialog box displayed The dialog box is closed D 1 i D 1 A text is displayed in the ...

Page 329: ...perature moves back into the permissible range Countdown stops A dialog box is displayed Confirm with OK The dialog box is closed D 1 You can continue operation D 1 Restartingthesystemafterau tomatic shutdown D 1 The system has shut down Wait for the computer system to cool down Restart the system Page D 1 1 Switching the System On and Off ...

Page 330: ... a power failure the power supply of the meas uring system is not guaranteed D 1 The UPS outputs an audible alarm if the input voltage drops D 1 Warning D 1 A message box is displayed when the public power supply fails As long as the UPS takes over the power supply of your compu ter system you have the option of completing current actions D 1 If the power failure is remedied during this time you c...

Page 331: ...he backup time 3 min of the UPS has elapsed shut down is initiated D 1 Restart D 1 As soon as the normal power supply is reactivated you can restart your system D 1 Resetting the system D 1 A corresponding dialog box is displayed Confirm with OK The dialog box is closed D 1 Call up System Continue The system will be reset D 1 ...

Page 332: ...e System On and Off D 1 CAUTION D 1 The detector heating is switched off as long as the system is dis connected from the power supply When you restart the system the detector has not yet reached operating temperature D 1 Incorrect diagnosis resulting from image artifacts D 1 Calibrate the system as part of the checkup Repeat calibra tion afterabout 60minutes Setup Calibration orearlier if ring art...

Page 333: ...l 02 2008 0 0 D 1 290 0 Standby mode D 1 If you do not scan for some time the system goes into Standby mode D 1 In this operating state the gantry stops rotating after a while D 1 Cancel standby mode D 1 Start with the next scan The gantry starts rotating Standby mode is cancelled D 1 ...

Page 334: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Switching the System On and Off Operation D 1 30 ...

Page 335: ...ion Tests To ensure that the system is ready for operation and all func tions relevant to safety are working correctly you must perform function tests daily before beginning with the actual examina tion procedures D 2 i D 2 For further information please refer to System Owner Manual D 2 ...

Page 336: ...D 2 You must check the following keys on the gantry operator pan els D 2 Gantry tilt Table positioning Predefined table position A and B Switching on the light marker Retracting the table Check the keys when you switch on the unit B D 2 Press one key for motion control only at a time D 2 The operating elements illustrated on the left margin in follow ing pages are from right gantry panel You can u...

Page 337: ...ge C 2 9 Retracting the patient table manually Make sure that the scan field is free of residual contrast medium blood or other contaminations CheckingthelaserlightmarkerD 2 D 2 Switch on the laser light marker and check the projections of the light beams on a white sheet of paper The laser beam must project a line D 2 f B D 2 The laser light marker does not work D 2 Stop scanning to rule out any ...

Page 338: ...ning lamps D 2 You must check the radiation warning lamps on the control box on the gantry and if present next to the doors of the examina tion room D 2 Check the proper function of the radiation warning lamps during the daily image quality tests The radiation warning lamps must light up when radiation is generated D 2 Make sure that radiation stops immediately when a door of the examination room ...

Page 339: ...e setting keys on the gantry operator panel and hold it down D 2 When the table moves press a STOP key The table movement must stop immediately D 2 Check that you can move the table out of the gantry man ually after you have pressed a STOP key i D 2 After you have applied a STOP key you must restore system readiness with System Continue D 2 ...

Page 340: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Function Tests Operation D 2 6 ...

Page 341: ... find out how to apply the optional accessories for special examinations D 3 i D 3 The CT images shown in this chapter are only examples D 3 System D 3 It is assumed that you are already familiar with the system Page B 1 1 System Overview D 3 Positioning accessories D 3 For information about the accessories available please refer to Page D 4 1 Accessories for Patient Positioning D 3 Safety D 3 The...

Page 342: ...essories for Patient Positioning D 3 Replace damaged or worn positioning accessories espe cially if mechanical strength is required Radiotranslucency D 3 Positioning aids that are used in the region of interest must be made of special radiotranslucent material They are shaped in such a way that they do not cause any image artifacts D 3 Nevertheless use the positioning aids in such a way that they ...

Page 343: ...streaky artifacts impair the image quality This makes it easier to find the causes of the streaks and to avoid them e g residual contrast medium hair clips etc D 3 Examination limits D 3 The markings on the table top and positioning mat mark the metal free area of the patient table D 3 If necessary reposition the patient Patient comfort D 3 The patient should be positioned comfortably in an anatom...

Page 344: ...hold his or her breath during CT acquisitions please ensure he or she is instructed how to prior to examina tion This especially applies to examinations of the thorax and abdomen However the slight movement that respiration inev itably causes can also lead to artifacts in other regions D 3 Explain to the patient before the examination how he or she should breathe Explain to the patient that he or ...

Page 345: ...e stability of the patient table is not at risk Yet the correct functioning of the table lift positioning precision cannot be guaranteed 100 D 3 Be especially careful when positioning heavy patients on the table Before you start the examination convince yourself that the patient is not endangered either by the movement of the table or by the tilt of the gantry Problematic patients D 3 Special caut...

Page 346: ...objects in the path of table movement D 3 CAUTION D 3 Lowering the patient table D 3 Danger of injuring parts of the body D 3 Make sure that the patient s arms and hands are above the patient table if the patient is positioned In case of prone position immobilize the patient s arms with straps to pre vent clamping of fingers between the lower covers of the patient table Make sure that neither your...

Page 347: ...st be correctly secured D 3 We recommend covering the mat with paper e g with HOST ESS paper cloths No 75312 Length 50 m width 60 cm perfo ration every 28 cm D 3 Use any positioning accessories which might be necessary Page D 3 17 Using standard accessories Page D 3 26 Using optional accessories Preparing the patient D 3 Jewelry glasses prostheses etc must be removed from the body region to be exa...

Page 348: ...the patient is centered on the table with the extremities secured D 3 D 3 D 3 Position the straps below the mat Close them on top of the patient with the Velcro strip D 3 CAUTION D 3 The restraint straps are not permanently attached to the table They can not prevent the patient from falling off the table D 3 Patients who do not keep still may fall off the table D 3 Take special care with those pat...

Page 349: ... 02 2008 0 0 D 3 90 0 Applying infusion tubes D 3 D 3 Make quite sure that tubes cannot get caught anywhere D 3 CAUTION D 3 Use of short infusion tubes D 3 Tensilestresstotheinfusiontubeswhenmovingthetabletop Tubes can get caught D 3 Only use infusion tubes that are long enough ...

Page 350: ...ght localizer The laser light shows the isocenter of the gantry D 3 D 3 CAUTION D 3 Lowering the patient table D 3 Danger of injuring parts of the body D 3 Make sure that the patient s arms and hands are above the patient table if the patient is positioned In case of prone position immobilize the patient s arms with straps to pre vent clamping of fingers between the lower covers of the patient tab...

Page 351: ...perator Manual 02 2008 0 0 D 3 110 0 Setting the gantry tilt D 3 D 3 Set the gantry vertically for a topogram or D 3 Tilt the gantry for examinations of the skull or the spine if necessary Table movement D 3 D 3 Use the keys to move the table up or down in or out ...

Page 352: ...tched off automatically If you want to switch off the light marker imme diately press the light marker key again D 3 D 3 CAUTION D 3 Looking into laser beam with optical instruments D 3 Loss of sight possible D 3 Do not look directly into the laser beam D 3 CAUTION D 3 Lightmarker not positioned correctly D 3 X ray not or only partially usable D 3 Perform the lightmarker test regularly as part of ...

Page 353: ...s for horizontal and vertical table movement to adjust the longitudinal direction and the height of the table or D 3 D 3 Use the predefined position keys A or B to move the patient table into the stored position i D 3 The light markers coincide with the scanning plane D 3 From now on the patient must lie still D 3 ...

Page 354: ...ck whether the position and orientation of the patient were correctly entered when the patient data was entered D 3 CAUTION D 3 Incorrect labeling of the sides when the patient is repositioned D 3 Operativeinterventiononthewrongsideorotherseriousconse quences D 3 When the patient is repositioned patient orientation must be corrected ...

Page 355: ...e gantry opening is not obstructed Ensure that the patient cannot be injured by a movement of the table or gantry D 3 CAUTION D 3 Unobserved moving of the patient table or gantry D 3 Risk of a collision of the patient with the gantry D 3 Monitor the patient continuously as long as the table top and gantry are moving Take special care with the tilt of the gantry other than 0 ã or a table height oth...

Page 356: ...ched on to hear the patient D 3 Special care is required if contrast medium is injected intrave nously during an examination with table feed e g spiral scans D 3 D 3 Press the Hear Pat Hear Patient key to open the listening connection Stoppingsystemmovements and radiation D 3 D 3 In critical situations press one of the STOP keys All system movements are stopped immediately Radiation is shut down P...

Page 357: ...e available for examining the fol lowing regions of the body D 3 Cranial region supine Cranial region prone Neck region Cervical vertebrae B D 3 You will find a description of the accessories in Page D 4 1 Accessories for Patient Positioning D 3 Please pay attention to the safety information given there D 3 Use positioning aids as described in the following D 3 ...

Page 358: ...ial examinations su pine D 3 D 3 Accessories 1 1 CFK head holder 2 Head cushion 3 Restraint strap 4 Pad thin thick 5 Velcro straps 6 Knee support optional Use the pads to stabilize the head laterally If necessary immobilize the head with the Velcro straps Place the arms of the patient next to the body ...

Page 359: ...T 2007E Emotion Operator Manual 02 2008 0 0 D 3 190 0 Make sure that there is no metal in the scanning area Positioning D 3 The yellow segment in the schematic representation indicates starting position and radiation direction for topogram D 3 D 3 ...

Page 360: ...nt Operation D 3 20 Cranial examinations prone D 3 We recommend this position for direct coronal slices D 3 D 3 Accessories 2 1 CFK head holder 2 Head cushion 3 Restraint strap 4 Pad thin thick 5 Velcro straps 6 Knee support optional Use the pads to stabilize the head laterally ...

Page 361: ...ecessary immobilize the head with the Velcro straps Place the arms of the patient next to the body Use straps if necessary Make sure that there is no metal in the scanning area Positioning D 3 The chin of the patient is placed in the CFK head holder The head is tilted backward as far as possible D 3 D 3 ...

Page 362: ...t Operation D 3 22 Examinations in the neck re gion D 3 You can support positioning of the head by placing the head cushion under the head with the thick end in the caudal direc tion D 3 D 3 Accessories 3 1 CFK head holder 2 Head cushion 3 Pad thin thick 4 Knee support optional ...

Page 363: ...230 0 Place the arms of the patient next to the body If necessary immobilize the patient with straps Make sure that there is no metal in the scanning area Positioning D 3 The yellow segment in the schematic representation indicates starting position and radiation direction for topogram D 3 D 3 ...

Page 364: ...ons of the cervical vertebrae D 3 D 3 Accessories 4 1 CFK head holder 2 Knee support optional 3 Pad thin thick 4 Velcro straps Position the head of the patient in the head holder Place the knee support under both legs of the patient Make sure that the patient pulls his or her shoulders down and is relaxed ...

Page 365: ...lize the head and if necessary use the pads and the Velcro straps Place the arms of the patient next to the body Make sure that there is no metal in the scanning area Positioning D 3 The yellow segment in the schematic representation indicates starting position and radiation direction for topogram D 3 D 3 ...

Page 366: ... will learn how to use them D 3 Coronal slices during cranial examinations in the supine position D 3 D 3 1 Coronal supine head holder optional 2 Positioning mat Lay the coronal supine head holder onto the positioning mat at the head end of the patient table Position the patient supine Ask the patient to slide far enough beyond the edge of the table at the head end that his or her head is tilted b...

Page 367: ... CT 2007E Emotion Operator Manual 02 2008 0 0 D 3 270 0 Immobilize the head with the straps if necessary Positioning D 3 The yellow segment in the schematic representation indicates starting position and radiation direction for topogram D 3 D 3 ...

Page 368: ...the Patient Operation D 3 28 Head examinations in prone position using the coronal prone head holder D 3 The coronal prone head holder is used to produce direct coronal slices D 3 D 3 Accessories 5 1 Coronal prone head holder optional 2 Velcro straps 3 Positioning mat ...

Page 369: ... at the head end of the table top The patient lies in prone position D 3 Adjust the forehead and the chin support for maximum patient comfort Immobilize the head arms using the straps if necessary Positioning D 3 The yellow segment in the schematic representation indicates starting position and radiation direction for topogram D 3 D 3 ...

Page 370: ...s and cushion optional 2 Straps optional 3 Knee support optional Position the head of the patient in the head arm support Position the patient so that he or she is lying supine with his or her arms crossed above the head Immobilize the hands with the Velcro straps When positioning the table top or tilting the gantry make sure that the knees and the arms do not collide with the gantry ...

Page 371: ...or Manual 02 2008 0 0 D 3 310 0 Positioning D 3 The yellow segment in the schematic representation indicates starting position and radiation direction for topogram D 3 D 3 1 Lung liver pancreas 2 Pancreas beginning at the sternum 3 Pelvis beginning at the pelvic crest ...

Page 372: ... straps and cushion optional 2 Straps optional 3 Knee support optional Position the head of the patient in the head arm support Position the patient so that he or she is lying supine with his or her arms crossed above the head Immobilize the hands with the Velcro straps When positioning the table top or tilting the gantry make sure that the knees and the arms do not collide with the gantry ...

Page 373: ...syngo CT 2007E Emotion Operator Manual 02 2008 0 0 D 3 330 0 Positioning D 3 The yellow segment in the schematic representation indicates starting position and radiation direction for topogram D 3 D 3 1 Thoracic vertebrae 2 Lumbar vertebrae ...

Page 374: ...r Manual 02 2008 0 0 Positioning the Patient Operation D 3 34 Examinations of infants and small children D 3 We offer infant cradles of two different sizes for pediatric exam inations D 3 D 3 1 Infant cradles optional 2 Restraint strap ...

Page 375: ...fant cradle B D 3 It is only possible to scan the region of the body that is inside the range marked on the table top D 3 Immobilize the infant Examinations of the lower extremities D 3 D 3 Position the patient so that his or her feet are pointing in the direction of the gantry Remember to enter the position correctly in the patient data B D 3 Enter the patient position Feet first when registering...

Page 376: ...is lying supine with his or her arms crossed above the head B D 3 It is only possible to scan the region of the body that is inside the range marked on the table top D 3 Positioning D 3 The yellow segment in the schematic representation indicates starting position and radiation direction for topogram D 3 D 3 1 Ankle 2 Knee 3 Hip joint ...

Page 377: ...on optional 2 Bocollo cushion headrest optional Attach the table top extension to the head end of the patient table Position the patient such that his or her feet are pointing in the direction of the gantry Remember to enter the position correctly in the patient data B D 3 Enter the patient position Feet first when registering the patient D 3 Place the Bocollo cushion Headrest under the head of th...

Page 378: ...is lying supine with his or her arms crossed above the head B D 3 It is only possible to scan the region of the body that is inside the range marked on the table top D 3 Positioning D 3 The yellow segment in the schematic representation indicates starting position and radiation direction for topogram D 3 D 3 1 Ankle 2 Knee 3 Hip joint ...

Page 379: ...ngo CT 2007E Emotion Operator Manual 02 2008 0 0 D 3 390 0 Vertebrae examinations with Osteo D 3 D 3 Accessories 9 1 Bocollo cushion optional 2 Reference phantom with gel pack optional 3 Osteo positioning mat optional 4 Knee support optional ...

Page 380: ...he marking TOP points up toward the gantry Position the patient in such a way that the lower part of the thoracic vertebrae and the lumber vertebral region are directly above the phantom Position the patient supine with his or her arms crossed above his or her head D 3 CAUTION D 3 Use of other than original Siemens Osteo Phantom D 3 Wrong diagnosis caused by wrong information D 3 Only the original...

Page 381: ... 0 0 D 3 410 0 D 3 Insert the gel packs between the region of interest and the reference phantom Set the gantry vertically to record the topogram D 3 CAUTION D 3 Air between the reference phantom and the region of interest D 3 Unusable results D 3 Fill the free space with the gel pack ...

Page 382: ...ual 02 2008 0 0 Positioning the Patient Operation D 3 42 Example Lumbar vertebrae D 3 The yellow segment in the schematic representation indicates starting position and radiation direction for topogram D 3 D 3 1 Gel packs 2 Reference phantom ...

Page 383: ...yngo CT 2007E Emotion Operator Manual 02 2008 0 0 D 3 430 0 Heartregionexaminationsus ing ECG Trigger D 3 D 3 Accessories 10 1 Head arm support with straps and cushion optional 2 Straps optional 3 Knee support optional 4 ECG monitor optional ...

Page 384: ...artView CT Connect the ECG cable to the patient table Connect the ECG electrodes to the patient Page B 3 2 Operating elements and connectors Position the patient supine with his or her arms crossed above his or her head Positioning D 3 The yellow segment in the schematic representation indicates starting position and radiation direction for topogram D 3 D 3 ...

Page 385: ... you an overview of the available positioning aids D 4 Use the positioning aids to position the patient safely and com fortably Thus you prevent motion artifacts D 4 The following positioning aids are available D 4 Head holder headrest and table top extension Supports and cushions Restraint straps Osteo CT accessories RTP accessories ...

Page 386: ...D 4 Positioning aids are subject to wear and tear They must be replaced with original parts if they become dirty or damaged D 4 D 4 CAUTION D 4 Use of non original positioning aids D 4 Dangerofinjuryofthepatientduetopossiblecollisionswiththe gantry Image quality may also decrease D 4 Do not use any positioning aids not mentioned in this chap ter ...

Page 387: ...ccessories described in this section into the head end of the patient table D 4 Safety instructions D 4 D 4 D 4 CAUTION D 4 If a head holder or support does not engage securely it can come loose D 4 Possible injury to the patient D 4 Make sure that the pluggable positioning aids are seated firmly and securely engaged in the receptacle at the head end of the table top ...

Page 388: ...e patient or damage to the system are possible D 4 Use the positioning aids exclusively for their original pur pose head holder for positioning a head only table top extension for positioning feet only D 4 CAUTION D 4 Overloading of positioning aids D 4 Cuts and other injuries D 4 Pluggable positioning aids must not bear weights of more than a special value shown on a warning label ...

Page 389: ...in the same way at the head end of the table D 4 D 4 Push the holding bracket into the receptacle at the head end of the table until it is firmly engaged i D 4 The head holder has Velcro straps on both sides Here you attach the Velcro straps supplied to immobilize the head D 4 Removing positioning aids D 4 D 4 Press the release button from below and pull the position ing aid out of the receptacle ...

Page 390: ...Positioning Operation D 4 6 CFK head holder D 4 Depending on the requirement this head holder can be used in combination with the associated set of cushions for all standard examinations in the cranial area and for coronal scans e g sinuses D 4 D 4 1 Velcro strips 2 Release button ...

Page 391: ...0 D 4 70 0 Safety instructions D 4 D 4 D 4 CAUTION D 4 If a head holder or support does not engage securely it can come loose D 4 Possible injury to the patient D 4 Make sure that the pluggable positioning aids are seated firmly and securely engaged in the receptacle at the head end of the table top ...

Page 392: ...g Operation D 4 8 D 4 D 4 CAUTION D 4 Improper use of positioning aids D 4 Injuries to the patient or damage to the system are possible D 4 Use the positioning aids exclusively for their original pur pose head holder for positioning a head only table top extension for positioning feet only ...

Page 393: ...ile the table is moving espe cially if the gantry is tilted Warninglabel MaximumloadD 4 D 4 Overloading the head holder receptacle of the patient table D 4 Damage to the head holder D 4 The maximum permissible weight must not exceed 180 N this corresponds to approx 18 kg 40 lbs Using the CFK head holder D 4 Use this accessory for positioning the head for cranial examinations for examinations in th...

Page 394: ...oronalsupine head holder D 4 D 4 Use of the coronal supine head holder D 4 Possible injury of the patient when the gantry is tilted D 4 Use the coronal supine head holder with a table height of 160 mm or greater vertical value lower table position Usingthecoronalsupinehead holder D 4 Use this accessory for positioning the head for cranial examinations in the supine position coronal slices ...

Page 395: ...d holder has two supports D 4 Chin support This is fixed to the holder using a Velcro strap attachment You can adjust its position for maximum patient comfort Forehead support Its vertical position can be adjusted by loosening the support screw moving it to the desired posi tion and retightening the screw firmly D 4 1 Adjustable forehead support 2 Adjustable chin support ...

Page 396: ...ructions D 4 D 4 Usingthecoronalpronehead holder D 4 Use this accessory for positioning of the head for cranial examinations in the prone position coronal slices D 4 CAUTION D 4 Use of the coronal prone head holder D 4 Increased risk of collision with tilted gantry D 4 Ensure that the holder supports are firmly attached ...

Page 397: ...s for Patient Positioning 0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 D 4 130 0 Table top extension optional D 4 The table top extension is only intended to be an extension for the feet D 4 D 4 1 Release button ...

Page 398: ...D 4 Overloading of the table top extension D 4 Damage to the table top extension D 4 The maximum permissible weight must not exceed 250 N this corresponds to approx 25 kg 55 lbs B D 4 If you use the table top extension image artifacts might occur D 4 Using thetabletopextensionD 4 Use this accessory for positioning the feet for examinations of the lower extremities ...

Page 399: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 D 4 150 0 Supports and cushions D 4 The following positioning aids are used to position the patient comfortably D 4 Head arm support for thorax abdomen and pelvis examinations optional D 4 D 4 ...

Page 400: ... D 4 D 4 Use of the head arm support D 4 Increasedriskthatthegantrymightcollidewiththearmsofthe patient D 4 Always watch the patient while the table is moving espe cially if the gantry is tilted D 4 CAUTION D 4 Use of the head arm support D 4 Increasedriskthatthegantrymightcollidewiththearmsofthe patient D 4 Always keep an eye on the patient during table move ments ...

Page 401: ...th his or her arms crossed above the head It can be placed directly on the patient table wher ever you want head end foot end or on the table top extension The head arm support is supplied with a flat cushion which can be placed inside For better immobiliza tion the support has Velcro straps on both sides Here you can fix the patient s hands i D 4 These supports are not recommended for head and ne...

Page 402: ... 02 2008 0 0 Accessories for Patient Positioning Operation D 4 18 Bocollo cushion Headrest optional D 4 The Bocollo cushion headrest is for the comfortable position ing of the patient s head at the plate of the patient positioning table D 4 D 4 ...

Page 403: ...supports can be used for examinations in which the patient s arms need to be positioned next to his or her body The arm supports are used in pairs and allow a safe and more com fortable positioning of the arms D 4 D 4 Using the arm supports D 4 Place the arm supports between patient and table and position the patient s arms in the arm supports ...

Page 404: ... reduce lordosis of the lumbar vertebrae The patient is positioned more stable D 4 D 4 Safety instructions D 4 Warning label Knee supportD 4 D 4 Use of the knee support D 4 Increasedriskthatthegantrymightcollidewiththelegsofthe patient D 4 Always watch the patient while the table is moving espe cially if the gantry is tilted Using the knee support D 4 Place the knee support under the knees and the...

Page 405: ...0 0 D 4 210 0 Cushion set D 4 This cushion set consists of the following positioning aids D 4 Cushion flat Head cushion 15 Head cushion 25 Pad thin one pair Pad thick one pair The head cushion makes it easier for the patient to move the chin toward the chest for optimum positioning of the head D 4 ...

Page 406: ...n D 4 22 Application D 4 The cushion set is used in conjunction with a head holder for correct positioning of the patient s head D 4 Flat positioning with the flat cushion Positioning with head cushions 15 or 25 for brain examinations D 4 1 Head cushion 2 Pad thin thick 3 Velcro straps 4 Cushion flat ...

Page 407: ...irit for cleaning It could cause the surface material to become wrinkled D 4 Please note that the shape and dimensions of the head support may result in restrictions in operation D 4 Using the cushion set D 4 Attach the head holder to the head end of the table for positioning the head Place the flat cushion or one of the head cushions in the head holder Position the patient s head in the desired p...

Page 408: ... cushion D 4 The flat cushion must be placed in the head support such that it is centered and flush with the head support D 4 D 4 Place the flat cushion in the CFK head holder Using the 15 or 25 head cushions D 4 D 4 1 Head cushion 15 2 Head cushion 25 Place the head cushion in the head support instead of the flat cushion ...

Page 409: ...CT 2007E Emotion Operator Manual 02 2008 0 0 D 4 250 0 Using the thin or thick pad D 4 The pads ensure secure but not unpleasant immobilization of the head D 4 D 4 1 Pad thin 2 Pad thick Push the pads between the ear and the head holder on the right and left ...

Page 410: ... 0 0 Accessories for Patient Positioning Operation D 4 26 Infant cradles optional D 4 You can obtain infant cradles in lengths of 65 cm and 80 cm including restraint straps D 4 D 4 Using the infant cradles D 4 Use this accessory for positioning babies ...

Page 411: ...r Patient Positioning 0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 D 4 270 0 Positioning mat D 4 D 4 Using the positioning mat D 4 Use this accessory to provide a comfortable position for the patient on the table top ...

Page 412: ...sed to restrain the patient D 4 Head support straps are used to immobilize the patient s head They restrain the head in a stable position to avoid motion arti facts D 4 B D 4 Be aware that the edges of the straps may cause artifacts D 4 B D 4 Remove any contamination particularly contrast medium resi dues as quickly as possible D 4 ...

Page 413: ...Operation Accessories for Patient Positioning 0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 D 4 290 0 Body support straps D 4 D 4 Dimensions 10 cm x 165 cm D 4 D 4 Dimensions 20 cm x 180 cm D 4 ...

Page 414: ...y coop eration D 4 D 4 Run the straps underneath the positioning mat Fasten the straps with the Velcro strips over the patient in such a way that the patient is positioned symmetrically with his her arms immobilized D 4 CAUTION D 4 The restraint straps are not permanently attached to the table They can not prevent the patient from falling off the table D 4 Patients who do not keep still may fall o...

Page 415: ...rt strap D 4 D 4 Using the forehead support strap D 4 Use the forehead support straps to immobilize the head in the head holder if necessary using the lateral fixing pads of the cushion set D 4 Run the soft fabric straps over the patient s forehead and fasten them to the Velcro fixing strips on the outside of the head holder ...

Page 416: ...e chin support strapD 4 Use the chin support strap if you want to position and immobi lize the patient s head jaw even more effectively D 4 Fix the strap in such a way that the patient s chin is placed in the slit of the strap Attach the strap like the forehead support strap to the shaped Velcro fixing strips on the outside of the head holder ...

Page 417: ...Manual 02 2008 0 0 D 4 330 0 Osteo CT accessories optional D 4 Positioning the reference phantom D 4 D 4 Position the reference phantom in the cut out of the Osteo positioning mat B D 4 Position the reference phantom in such a way that the marking TOP points up toward the gantry D 4 ...

Page 418: ...the reference phantom This falsifies the evaluation D 4 Use the gel pack to fill the space StoringtheOsteopositioning mat D 4 With the Velcro strap supplied you can hang the Osteo mat on the wall when not in use D 4 D 4 Attach the self adhesive Velcro strap vertically to the wall in a suitable location in the examination room To store press the fluffy reverse side of the mat onto the Velcro strap ...

Page 419: ...P board D 4 The RTP board MT IL3008 MED TEC is a flat panel CT table insert made of carbon fiber It locks securely into the CT cradle and is level with the treatment table to ensure accurate and reproducible patient positioning The RTP board has indenta tions for the index rails on the long sides for standardized patient setup For correct patient positioning two separate arm supports are available...

Page 420: ...Place the RTP board on the patient table B D 4 For instructions using the RTP board please refer to the operator manual of the RTP board manufacturer D 4 D 4 CAUTION D 4 Use of the RTP board D 4 Contusion of patient fingers between RTP board and gantry D 4 Always use with the RTP board the arm supports as described in the operator manual to prevent possible con tusion of patient fingers ...

Page 421: ...el of his or her arms Push the first arm support with its flat side into the space between patient and RTP board Position the arm support in a way that the patient s arms lie tight and comfortable against his or her body D 4 Ensure that the patient s hands are completely covered by the arm support Proceed to position the second arm support on the other side of the patient s body similarly ...

Page 422: ...38 Using the therapy mat D 4 The therapy mat is used to ensure that the patient lies flat dur ing Radiation Treatment Planning D 4 B D 4 Please note that the shape and dimensions of the therapy mat differ from those of the standard tabletop pad That might result in slight restrictions in operation D 4 D 4 ...

Page 423: ...08 0 0 D 4 390 0 When positioning the therapy mat on the patient table please make sure that the side marked Top points toward the gantry D 4 Remove the standard tabletop pad D 4 Hook the side edge of the therapy mat over the side edge of the tabletop Press the mat onto the Velcro fixing points ...

Page 424: ... Storing the therapy mat D 4 You can store the therapy mat in the wall holder D 4 D 4 Place the mat in the storage holder vertically and fix it with the Velcro straps in such a way that the mat lays flat against the wall B D 4 Please observe the manufacturer s notes in the attached assem bly instructions D 4 ...

Page 425: ...alfunctions E 1 2 Maintenance contract E 1 3 Maintenance intervals E 1 3 Service E 1 4 Siemens local branch office and customer service E 1 6 E 2 Cleaning Agents and Disinfectants E 2 1 Disinfectants E 2 2 Cleaning agents E 2 3 Unsuitable cleaning agents and disinfectants E 2 4 E 3 Cleaning and Disinfecting E 3 1 Safety instructions E 3 1 ...

Page 426: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Maintenance E 2 ...

Page 427: ...and people accompanying the patient as well as for the functional integrity of the system E 1 For that reason all maintenance work with the exception of the cleaning of the equipment and accessories should be per formed by Siemens Service Page E 3 1 Cleaning and Disin fecting E 1 Technical documents E 1 On request technical documents can be obtained from Sie mens at a small charge E 1 ...

Page 428: ... Emotion Operator Manual 02 2008 0 0 Maintenance and Service Maintenance E 1 2 Maintenance E 1 Malfunctions E 1 If the system does not function perfectly it must be checked immediately E 1 Notify Siemens Customer Service ...

Page 429: ...Service to agree on a mainte nance contract for your system Maintenance intervals E 1 E 1 For further information on maintenance and maintenance intervals please consult System Owner Manual E 1 CAUTION E 1 Missing maintenance of the scanning system E 1 Scanabortionorreducedimagequalityduetomalfunctionofthe scanner E 1 Make sure that maintenance is performed at the recom mended intervals Check the ...

Page 430: ...or cus tomer service or contact us in Germany E 1 Siemens application hotline E 1 Phone number 49 0 9191 18 8088 English E 1 49 0 1803 11 2244 German E 1 Fax number 49 0 9191 18 9998 E 1 E mail address CT Application Hotline med siemens de E 1 Siemens technical hotline E 1 Phone numbers 49 0 9191 18 8080 1 134 English E 1 49 0 9191 18 8080 0 134 German E 1 Fax number 49 0 9191 18 9944 E 1 E mail a...

Page 431: ...1 Software version and service packs Call up Options Version in the main menu to display this information E 1 Model and serial number of your system Brief description of the problem Your name and your telephone number Warranty E 1 For warranty terms please refer to your purchase contract E 1 Contacting local Siemens branch office and customer service E 1 Enter the name and telephone number here ...

Page 432: ...rvice Maintenance E 1 6 Siemens local branch office and customer service E 1 Siemens branch office E 1 Name E 1 Telephone number E 1 Fax number E 1 Internet E 1 e mail E 1 Siemens customer service E 1 Name E 1 Hotline telephone number E 1 Telephone number E 1 Fax number E 1 ...

Page 433: ...HAPTER E 1 E 2 Cleaning Agents and Disinfectants In this section you will learn which agents are suitable for cleaning and disinfecting and which are unsuitable E 2 B 2 E Use cleaning agents and disinfectants in the concentration rec ommended by the manufacturer E 2 ...

Page 434: ...E 2 Aldehyde Aldehyde decompositors Alcohols Quaternary compounds Organic acids Peroxide compounds B 2 E Use of disinfectants containing aldehyde or aldehyde decom positors will discolor the surfaces of therapy mat positioning mat coronal prone head holder and CFK head holder E 2 Use of disinfectants containing alcohols or quaternary com pounds will impair the surface of immobilization straps E 2 ...

Page 435: ...ithout restriction E 2 Ethyl alcohol Ethyl alcohol impairs the surface of the immobilization straps the protective goggles the infant cradles the coro nal prone head holder and the footswitch The surface of the head cushion and of the coronal prone head holder will fade with ethyl alcohol E 2 Surgical spirit The surface of the air bellows of the patient table and the head cushion will fade with su...

Page 436: ... E 2 Abrasiveagentsororganicsol vents E 2 The following agents can cause damage to surfaces or hairline cracks Even the smallest load can then damage the material irreversibly E 2 Abrasive cleaning liquids Organic solvents such as aldehyde acetone stain remover cleaner s naphtha benzine or alcohol Agents that release ammonia when they are dissolved or decomposed ammonia has a corrosive effect Agen...

Page 437: ...you how to clean special parts of the sys tem and the mouse E 3 Safety instructions E 3 E 3 E 3 CAUTION E 3 Cleaning of parts of the system while the system is connected to the power supply E 3 Danger of electric shock due to short circuit E 3 Always switch the system off at the main power switch before cleaning or disinfecting ...

Page 438: ... accessories E 3 Clean accessories made of plexiglas with soap solution or diluted cleaning liquid only Cleaning the monitor screenE 3 The monitor screen has a sensitive anti reflective coating which has to be treated with care E 3 Clean the monitor screen with a soft cloth if necessary moistened with water Do not use cleaning solutions i 3 E Grease stains can also be removed from the monitor scre...

Page 439: ... camera with a soft cloth in accord ance with the manufacturer s instructions Cleaning CD discs E 3 Blow dust off the surface of the data medium with com pressed air B 3 E Never rub or wipe the surface or use chemical solutions and cleaning liquids Certain substances e g ammonia vapors can contaminate the surface of the disk making it unreadable E 3 ...

Page 440: ...ng around the ball under the mouse by turn ing it towards the arrows E 3 Remove the ball and the ring Blow out any dust and fluff and remove dust caught on the rollers inside the mouse Clean the ball with clean water or a mild cleaning solution and dry it with a clean lint free cloth Place the ball back in the housing of the mouse Replace the ring and turn it against the direction of the arrows wi...

Page 441: ... the constancy test F 3 2 The individual tests F 3 9 Output of results F 3 30 F 4 CTDI Test F 4 1 Performing the CTDI test F 4 4 F 5 Low Contrast Test Optional F 5 1 Performing the low contrast test for USA F 5 2 Performing the low contrast test for other countries F 5 9 F 6 Camera Test F 6 1 Performing the camera test F 6 3 Examples of test images F 6 4 Example F 6 5 F 7 Constancy Test of the Mon...

Page 442: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Quality Assurance F 2 ...

Page 443: ...tem you can perform automatic checks and a series of warm up scans Page D 1 8 System checkup and calibration F 1 Regular checks F 1 Quality tests are usually performed in several steps F 1 Daily quality measurements Monthly quality measurements constancy test Camera test CTDI test once every six months Phantoms F 1 Phantoms are used to perform quality measurements You posi tion these phantoms on t...

Page 444: ...g the camera test you film test images that are already stored in the local database Page F 6 1 Camera Test F 1 We recommend having the constancy test performed by Sie mens Customer Service as part of a service contract Page F 3 1 Constancy Test F 1 B 1 F All parameters and images shown in this manual are examples Only the parameters displayed by your system are definite F 1 Background information...

Page 445: ...ing the set of phan toms F 1 Mount the phantoms at the head end of the patient table with the phantom holder in the following order water phantom slice thickness phantom wire phantom F 1 1 Patient table top 2 Water phantom 3 Slice thickness phantom 4 Wire phantom 5 Phantom holder bracket 6 Reference marking ...

Page 446: ...y a locking button in the recep tacle on the underside of the patient table You must press this button in when you pull the holder out of the guide again after removing the phantom set F 1 Positioning the phantoms F 1 F 1 Set the gantry vertical 0 F 1 Activate the light marker F 1 Set the appropriate table height using the light marker ...

Page 447: ...nual 02 2008 0 0 F 1 50 0 i 1 F The numerical value for the correct table height will be dis played after the phantom position check F 1 F 1 Move the patient table into the gantry The beam of the light marker must be aligned with the refer ence marking of the slice phantom F 1 ...

Page 448: ...uality measurement F 1 You require the set of phantoms for the quality measurement and possibly additional accessories for the constancy test F 1 Set of phantoms F 1 The set of phantoms comprises the water phantom the slice thickness phantom and the wire phantom F 1 F 1 1 Water phantom 2 Slice thickness phantom 3 Reference marks 4 Wire phantom ...

Page 449: ...echnician F 1 Accessories for daily quality measurement F 1 The following components are required for the daily quality measurement F 1 Phantom holder Set of phantoms Accessories for the monthly constancy test F 1 For the monthly constancy test you require the following phan toms and accessories F 1 Phantom holder Set of phantoms 70 kg weight Ruler 40 cm or longer ...

Page 450: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 General Information Quality Assurance F 1 8 ...

Page 451: ...its HU The Pixel noise of images is calculated as a standard devia tion Tube voltages are measured directly on the x ray tube These measurements are carried out for all available kV values F 2 Storage F 2 The images of the Quality Daily measurements are stored as images of the Quality Assurance Patient New images over write older images F 2 i 2 F All values of the Quality Daily measurements are st...

Page 452: ...y Measurements Quality Assurance F 2 2 Performing quality measurements F 2 Safety instructions F 2 F 2 F 2 CAUTION F 2 Wrong correction tables F 2 X ray not or only partially usable F 2 Perform the daily quality tests every day before you start the actual examinations ...

Page 453: ...re ment F 2 You must perform calibration before you start quality measure ment F 2 Call up Setup Calibration Page D 1 8 System checkup and calibration Position the phantom set Page F 1 1 General Informa tion B 2 F All parameters and images shown in this manual are examples Only the parameters displayed by your system are definite F 2 ...

Page 454: ...F 2 Call up Setup Quality The Quality Daily dialog box is displayed F 2 F 2 Starting measurement F 2 F 2 Click on the OK button The tilt of the gantry is automatically set to 0 if necessary F 2 The Quality Assurance Patient is automatically selected F 2 The patient table is positioned such that the water phantom is in the scan plane F 2 ...

Page 455: ...re prompted to initiate radiation F 2 F 2 Press the Start key on the control box The position of the phantom set is checked and displayed Then the first measurement is started automatically F 2 i 2 F For incorrect positioning of the phantom set a message is dis played Correct the position if necessary F 2 For each tube voltage kV step two measurements are per formed F 2 ...

Page 456: ... syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Daily Quality Measurements Quality Assurance F 2 6 After the first measurement a CT image of the water phantom is displayed in the active segment F 2 F 2 ...

Page 457: ...r Manual 02 2008 0 0 F 2 70 0 The second measurement is started automatically An image is displayed with the following evaluations F 2 ROI Mean value of the CT value Standard deviation F 2 The difference between the first and the second measurement is calculated and displayed F 2 ...

Page 458: ...lue Sigma value measure for pixel noise F 2 The measurements are repeated automatically for each tube voltage F 2 Stopping measurement F 2 You can cancel quality measurement in any phase F 2 F 2 Click on the Cancel button The Quality Daily measurement is aborted F 2 You have to repeat the quality measurement from the begin ning before you start the actual examinations F 2 ...

Page 459: ...ty Daily measurement F 2 All measurements were performed and evaluated Test results are displayed in the Quality Daily dialog box F 2 F 2 Click on the OK button The Quality Daily measurement is terminated F 2 f B 2 F Test results of the Quality Daily measurement are out of toler ance F 2 Call your Siemens Customer Service F 2 ...

Page 460: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Daily Quality Measurements Quality Assurance F 2 10 ...

Page 461: ...on the CTDI CT Dose Index must be measured at least once every six months The CTDI must also be measured after any maintenance work that might have altered the test results F 3 i 3 F We recommend having the constancy test and the CTDI meas urement performed by proper personnel F 3 If you want to conduct the constancy test and the CTDI meas urement yourself you must perform all steps of the constan...

Page 462: ...y Assurance F 3 2 Performing the constancy test F 3 ThemonthlyqualitytestisperformedviatheQualityConstancy dialog box of the Local Service window F 3 CallinguptheQualityConstan cy dialog box F 3 Call up Options Service Local Service delete the pass word entries and click on OK ...

Page 463: ...ty Assurance Constancy Test 0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 F 3 30 0 The Home Menu dialog window is displayed F 3 F 3 ClickontheQualityAssurancebuttontodisplaytheQuality dialog window ...

Page 464: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Constancy Test Quality Assurance F 3 4 F 3 Select the Constancy procedure The Quality Constancy dialog box is displayed F 3 ...

Page 465: ...y Assurance Constancy Test 0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 F 3 50 0 F 3 1 Title bar 2 Mode button s 3 Quality functions 4 Content area 5 Status and error message area 6 Command buttons ...

Page 466: ...measurements F 3 Evaluation of the constancy test results are based on a compar ison with reference data that are stored in your system These are determined by Siemens Service F 3 If you have any of the system parts replaced e g tubes the reference data must be determined again You can do this with a reference measurement F 3 F 3 Click on the field Reference NORMAL to toggle between a normal const...

Page 467: ...o You are prompted to enter the name of the tester and the serial numbers of the phantoms F 3 F 3 Enter your name and the data required F 3 Click on Go Prepare the measurement as described Page F 1 1 General Information F 3 Click on Go when you have completed your preparations The Quality Assurance Patient is selected F 3 You are prompted to do press Start F 3 F 3 Press the Start key on the contro...

Page 468: ...tioned incorrectly Correct the position if necessary F 3 The system then starts the first quality measurement This is usually checking the Lightmarker position z positioning F 3 Interrupting the constancy test F 3 You can interrupt each test within a constancy measurement F 3 F 3 Click on the Cancel button The current measurement is aborted F 3 ...

Page 469: ...d phantom position check Position of the lightmarker Lightmarker Real slice thickness all slice thicknesses Slice Homogeneity all kV values Homogeneity Pixel noise all kV values Noise Modulation transmission function MTF Position of the patient table Table Position B 3 F All parameters and images shown in this manual are examples Only the parameters displayed by your system are definite F 3 ...

Page 470: ... i 3 F After successful completion of the phantom position check the Lightmarker test is started automatically without pressing the Start button F 3 The set of phantoms is positioned in such a way that the inner light marker points on the reference marking on the slice thickness phantom Page F 1 1 General Informa tion The Lightmarker test mode is loaded You are prompted to press Start F 3 Press th...

Page 471: ... syngo CT 2007E Emotion Operator Manual 02 2008 0 0 F 3 110 0 In the image area the phantom is displayed as a circle in the image For the light marker test both the short and the long strip in the 12 o clock position are important F 3 F 3 ...

Page 472: ...ayed in the content area of the Qual ity Constancy dialog box F 3 Correct the table position by clicking Feed In or Feed Out i 3 F With Feed In and Feed Out you can move the table by 1 mm F 3 Record a new image and compare the position of the strips again Repeat image recording and correction of the table posi tion until you have set the correct z position F 3 Click on Continue ...

Page 473: ...130 0 The internal z position is set to 0 the display of the table posi tion shows 0 The result of the test is output in the content area of the Quality Constancy dialog box F 3 F 3 In the status and error message area the result of this test in tolerance or out of tolerance is output F 3 F 3 ...

Page 474: ...omogram of the phantom is recorded and the real slice thickness is calculated from this F 3 F 3 Press the Start key on the control box Scanning is started F 3 i 3 F After the previous test has been completed the Slice test is started automatically F 3 An image of the slice thickness phantom is displayed in the image area and the slice thickness is calculated The procedure is repeated automatically...

Page 475: ...2007E Emotion Operator Manual 02 2008 0 0 F 3 150 0 After all slice thicknesses have been evaluated the result of the testisoutputinthecontentareaoftheQualityConstancydialog box F 3 F 3 i 3 F Use the vertical scroll bar to view all test results F 3 ...

Page 476: ...0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Constancy Test Quality Assurance F 3 16 In the status and error message area the result of this test in tolerance or out of tolerance is output F 3 F 3 ...

Page 477: ...ey on the control box Scanning is started F 3 i 3 F After the previous test has been completed the Homogeneity test is started automatically F 3 An image of the water phantom is recorded 5 ROIs are marked in the image one central and four peripheral F 3 In addition to the ROIs the mean values and standard devia tions of the CT values are displayed F 3 The difference between the mean values of the ...

Page 478: ...ncy Test Quality Assurance F 3 18 The measurement is repeated automatically for other tube volt ages The results of the test are output in the content area of the Quality Constancy dialog box F 3 F 3 i 3 F Use the vertical scroll bar to view all test results F 3 ...

Page 479: ...ity Assurance Constancy Test 0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 F 3 190 0 In the status and error message area the result of this test in tolerance or out of tolerance is output F 3 F 3 ...

Page 480: ...ent Page F 2 1 Daily Quality Measurements F 3 F 3 Press the Start key on the control box Scanning is started F 3 i 3 F After the previous test has been completed the Noise test is started automatically F 3 Two images of the water phantom are recorded with identical parameters The difference between the first and the second measurement is shown F 3 The following evaluations are displayed F 3 ROI Me...

Page 481: ... repeated automatically for every tube volt age The results of the test are output in the content area of the Quality Constancy dialog box F 3 F 3 i 3 F Use the vertical scroll bar to view all test results F 3 In the status and error message area the result of this test in tolerance or out of tolerance is output F 3 ...

Page 482: ...ransmission F 3 The 2 value of the MTF is the local frequency at which the con trast of periodical bar patterns of this local frequency is reduced to 2 In practice the MTF values are determined using a single thin wire F 3 F 3 Press the Start key on the control box Scanning is started F 3 i 3 F After the previous test has been completed the MTF test is started automatically F 3 The MTF is represen...

Page 483: ...02 2008 0 0 F 3 230 0 The scan is displayed in the image area The result image is cal culated and stored in the local database F 3 F 3 i 3 F The result image can be displayed in the Viewing task card after the constancy test has been completed Page F 3 30 Output of results F 3 ...

Page 484: ...ator Manual 02 2008 0 0 Constancy Test Quality Assurance F 3 24 The evaluation is done for all detector rows using different ker nels The results of the test are output in the content area of the Quality Constancy dialog box F 3 F 3 ...

Page 485: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 F 3 250 0 i 3 F Use the vertical scroll bar to view all test results F 3 In the status and error message area the result of this test in tolerance or out of tolerance is output F 3 ...

Page 486: ... is started with Go in the Quality Constancy dialog box Page F 3 2 Performing the constancy test F 3 i 3 F After the previous test has been completed the Table Position test is started automatically F 3 Mount a ruler at the mobile part of the patient table so that the 0 mm mark of the ruler is aligned with the stationary part of the table Place the 135 kg weight on the patient table F 3 Start meas...

Page 487: ... 0 F 3 270 0 Read the 300 mm position on the ruler F 3 Enter the value in the entry field of the content area F 3 Click on Continue The table top now moves stepwise into the gantry 300 mm and back F 3 Enter the actual values at the 300 mm and the 0 mm posi tion in the entry field again ...

Page 488: ...ual from the displayed positions are cal culated The results of the test are output in the content area of the Quality Constancy dialog box F 3 F 3 i 3 F Use the vertical scroll bar to view all test results F 3 In the status and error message area the result of this test in tolerance or out of tolerance is output F 3 F 3 ...

Page 489: ...k on Done The Constancy test is terminated F 3 B 3 F In Reference mode click on the Save button first before termi nating the constancy test with Done Without Save the old ref erence values will be retained F 3 F 3 Click on Home You return to the Home window F 3 i 3 F You can now view the measurement report with the results of the actual and previous tests Page F 3 30 Output of results F 3 Close t...

Page 490: ... images recorded during measurement are stored as images of the Quality Assurance Patient F 3 Viewingthemeasurementre port F 3 You can view the results of the daily and monthly quality test with the Report function of the Local Service F 3 Call up Options Service Local Service delete the pass word entries and click on OK F 3 Click on Reports in the Home Menu dialog window The Report Files dialog b...

Page 491: ... F 3 Select Quality Assurance A list of the quality measurements performed daily quality tests and constancy tests is displayed sorted by date F 3 F 3 Double click on a quality test in the list to have more detailed information displayed or F 3 F 3 Select the entry in the list and click on Details ...

Page 492: ...k on the Extract button generates a compressed file of report data and stores this file in a specific folder This function is for service purposes only F 3 The results of the selected quality test are displayed in the con tent area F 3 F 3 i 3 F Any test results outside the tolerance range are marked or F 3 ...

Page 493: ...t forms must be stored for at least two years F 3 You can copy individual report files to diskette F 3 In the Report Files dialog box select the quality tests in the list F 3 Click on Copy Selected Reports to Disc Drive A The selected reports are transferred to the diskette drive F 3 Printing a report F 3 You can print out an individual report F 3 F 3 Click on Print The displayed report is sent to...

Page 494: ...sult images of the MTF test in the Viewing task card F 3 Open the Patient Browser Select the desired images of the Quality Assurance Patient Call up Patient Load into Viewing The images are displayed in the Viewing task card F 3 Example Result images of the MTF test F 3 F 3 Closing the report function F 3 F 3 F 3 Click on Exit You return to the Home Menu dialog box F 3 ...

Page 495: ...e CTDI must also be measured after any maintenance work that might have altered the test results F 4 i 4 F We recommend having the constancy test and the CTDI meas urement performed by proper personnel F 4 If you want to conduct the CTDI measurement yourself you must perform all steps of the CTDI measurement under your own responsibility F 4 In order to perform the CTDI measurement you require the...

Page 496: ...ts are performed with the 16 cm CTDI head phantom and the 32 cm CTDI body phantom The phantoms are made of PMMA perspex Each phantom has 5 drillings for the dose chamber The drillings not occupied by the chamber have to be filled with the supplied cylinders F 4 F 4 1 16 cm CTDI head phantom 2 32 cm CTDI body phantom ...

Page 497: ... placed on the patient table and fixed with the pads if necessary F 4 F 4 Dosimeter F 4 Measurement is performed with the dosimeter a dose measur ing chamber with the necessary accessories and a thermome ter F 4 i 4 F The dosimeter is not supplied with the system F 4 B 4 F Please follow the instructions for use supplied by the manufac turer of the measuring device F 4 Please note that the lead con...

Page 498: ...ntom are performed in the same way F 4 Mount the 16 cm CTDI head phantom at the head end of the patient table Position the phantom in the center of the slice plane using the laser light markers i 4 F The slice plane of the gantry must go through the center of the phantom tolerance 2 mm in the Z direction Check this with the laser lightmarker F 4 Note down the ambient temperature for the test proto...

Page 499: ...selection of the constancy test with Go You are prompted to enter the name of the tester and the serial numbers of the phantoms F 4 F 4 Enter your name and the data required F 4 Start the CTDI test with Go i 4 F If you are performing the CDTI measurements as part of the monthly constancy test replace the set of phantoms with the CTDI head phantom used for the constancy test now F 4 F 4 Confirm the...

Page 500: ... position is checked The tomographic image of the phantom is displayed in the topo segment F 4 F 4 In this example the head phantom is shown F 4 Check whether the center hole of the phantom lies within the drawn in ROI i 4 F If the phantom is not located in the scan center correct its posi tion Check the phantom position again with Repeat F 4 ...

Page 501: ...est 0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 F 4 70 0 Insertingtheionizationcham ber F 4 Carefully insert the ionization chamber into the point to be measured A F 4 Fill all other openings B C D E with PMMA rods ...

Page 502: ...Assurance F 4 8 F 4 Check that the phantom is still positioned centrically in the gantry opening figure above Prepare the dosimeter and start measured value acquisi tion i 4 F If necessary reset the measured values on the dosimeter back to zero to avoid multiple exposure F 4 ...

Page 503: ...value on the dosimeter and enter it in the pro tocol Continue with the next kV values Then insert the perspex rod with the measuring chamber into position B of the phantom F 4 Click on Continue to start the second measurement i 4 F The second measurement might not involve all positions tested in the first measurement F 4 When you have completed CTDI measurement on the CTDI head phantom continue in...

Page 504: ...I Test Quality Assurance F 4 10 When you have completed all CTDI measurements the set points tolerances and actual values are output in the content area of the Quality Constancy dialog box F 4 F 4 i 4 F Use the vertical scroll bar to view all test results F 4 ...

Page 505: ...uality Assurance CTDI Test 0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 F 4 110 0 In the status and error message area the result of this test in tolerance or out of tolerance is output F 4 F 4 ...

Page 506: ...us and error message area you are prompted to press Done F 4 F 4 Click on Done The Constancy test is terminated F 4 F 4 Click on Home You return to the Home window F 4 i 4 F You can now view the measurement report with the results of the actual and previous tests Page F 3 30 Output of results F 4 Close the Local Service window You return to the syngo user interface F 4 Confirm closing of the servi...

Page 507: ...msectionF 5 The low contrast phantom section consists of a 165 mm diam eter 25 mm thick water equivalent brown plastic cylinder A clear plastic insert at the center contains 3 sets of low contrast pins with diameters of 3 4 5 mm each set with 4 pins together with two 20 mm diameter measurement areas F 5 Schematic diagram F 5 The two 20 mm diameter measurement areas are used to estab lish low contr...

Page 508: ...for USA F 5 Preparing the phantom F 5 F 5 1 Water phantom 2 Slice thickness phantom 3 Wire phantom 4 Low contrast phantom Attach the low contrast phantom section to the Siemens phantom combination using the mounting bracket and 4 mounting screws Mount the phantom assembly on the patient table at nor mal body height Position the phantom set ...

Page 509: ...sperformedintheQualityConstancydia log box of the Local Service window F 5 Call up the Quality Constancy dialog box F 5 Select the Phantom Check and the Low Contrast test F 5 Confirm selection of the constancy test with Go You are prompted to enter the name of the tester and the serial numbers of the phantoms F 5 Enter your name and the data required ...

Page 510: ... 5 4 Move the table until the inner light marker points on the reference marking on the slice thickness phantom F 5 F 5 Start the low contrast test with Go You are prompted to press Start F 5 F 5 F 5 Press the Start key on the control box The phantom position and the gantry inclination are checked F 5 ...

Page 511: ...Quality Assurance Low Contrast Test Optional 0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 F 5 50 0 The image of the low contrast phantom is displayed in the image area F 5 F 5 ...

Page 512: ...he CT system which may vary from scan to scan within a specified range Low contrast estimations involve visual verification methods that are somewhat subjective It is normal to expect some variations in assessing low contrast of the smallest 3 mm pins F 5 Adjust the window width and center to improve visualiza tion adequate starting values 40 width 90 center Observe the region where the small pins...

Page 513: ...go CT 2007E Emotion Operator Manual 02 2008 0 0 F 5 70 0 F 5 Enter the resolution in the corresponding entry field of the content area F 5 Click on Continue The result of the test is output in the content area of the Quality Constancy dialog box F 5 F 5 ...

Page 514: ... 2008 0 0 Low Contrast Test Optional Quality Assurance F 5 8 In the status and error message area the result of this test in tolerance or out of tolerance is output F 5 F 5 f B 5 F Test is out of tolerance F 5 Contact Siemens Customer Service F 5 ...

Page 515: ...F 5 1 Water phantom 2 Slice thickness phantom 3 Wire phantom 4 Low contrast phantom Attach the low contrast phantom section to the Siemens phantom combination using the mounting bracket and 4 mounting screws Mount the phantom assembly on the patient table at nor mal body height Move the patient table into the gantry until the scan center is aligned with the center of the low contrast phantom ...

Page 516: ... avoid confusion with existing patients we propose to make the following entries F 5 Last name LowContrastTest Patient ID 12345678 Date of Birth 01 01 2000 Sex Other F 5 Select the AbdomenSeq Adult scan protocol in the Study selection list Select Head First Supine in the Patient position selection list Click on the Exam button ThePatient Registrationwindowis closedandyoureturn to the Examination t...

Page 517: ...set special scan and recon parameter to perform the low contrast test adequately F 5 F 5 F 5 Enter or select the required parameter in the subtask cards Routine and Recon Scan parameter F 5 F 5 mAs F 5 130 F 5 kV F 5 130 F 5 Scan time F 5 1 0 s F 5 Slice F 5 10 0 mm F 5 No of scans F 5 1 F 5 Recon parameter F 5 F 5 Kernel F 5 B20s F 5 FoV F 5 150 mm F 5 ...

Page 518: ...on Operator Manual 02 2008 0 0 Low Contrast Test Optional Quality Assurance F 5 12 Starting the test F 5 F 5 Press the Start key on the control box The image of the low contrast phantom is displayed in the tomo segment F 5 F 5 ...

Page 519: ...contrast estimations involve visual verification methods that are somewhat subjective It is normal to expect some variations in assessing low contrast of the smallest 3 mm pins F 5 Adjust the window width and center to improve visualiza tion adequate starting values 40 width 90 center Observe the region where the small pins are located just below the two 20 mm measurement areas i 5 F It may help t...

Page 520: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Low Contrast Test Optional Quality Assurance F 5 14 ...

Page 521: ...measurement in order to meet requirements for documentation F 6 Image quality of the camera F 6 The camera was set for optimum image quality during installa tion and should not be changed F 6 Please note the following points F 6 Use the correct film type emulsion number Keep the developer bath at a constant temperature Use the correct chemicals Follow the development instructions supplied by the f...

Page 522: ...a table These values are used as ref erence values for the daily quality check of the camera F 6 B 6 F If the equipment or the emulsion number of the film is changed the camera must be readjusted by a customer service technician who is authorized to do so After this another cam era test is required F 6 Camera test report F 6 You will find a form for the test report in System Owner Manual F 6 ...

Page 523: ...o have the option of filming the images of a previous constancy test to check the camera settings Film Quality F 6 F 6 Starting the test F 6 In the Patient Browser transfer the test images of the Reference Images patient to the Viewing task card In the Viewing task card film the test images of the Ref erence Images patient F 6 CAUTION F 6 Missing camera test F 6 Basis for an incorrect diagnosis F ...

Page 524: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Camera Test Quality Assurance F 6 4 Examples of test images F 6 F 6 ...

Page 525: ... with the reference values Measure the fields marked in the first test image with the densitometer X RITE 331 Enter the measured values in the constancy test report f B 6 F Test is out of tolerance F 6 Contact Siemens Customer Service F 6 Example F 6 Here is an example of test image 1 with measurement fields marked by the technologist F 6 F 6 ...

Page 526: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Camera Test Quality Assurance F 6 6 ...

Page 527: ... requirements given in DIN V 6868 57 F 7 i 7 F We recommend that the constancy test and collection of the reference values is performed and documented by authorized personnel F 7 Image quality of the monitor F 7 The acceptance test performed during initial start up commis sioning ensures optimum image quality of the device The results of these measurements are documented in an accept ance test rep...

Page 528: ...tancy test is performed using the following test equip ment F 7 Luminance meter for LCD monitors Specification Class B DIN 5032 7 with valid calibration range 0 05 cd m2 1000cd m2 recommended device Spotmeter SMfit Act for LCD monitors F 7 Test image source imaging device Test images Technical images 1 2 3 F 7 Clinical reference images 4 5 6 F 7 ...

Page 529: ... you can select the test images storedinthedatabaseunderLocaldatabase Reference Images F 7 You also have the option of filming the images of a previous constancy test to check the camera settings Film Quality F 7 F 7 F 7 CAUTION F 7 Missing constancy test of the monitor F 7 Basis for an incorrect diagnosis F 7 Perform the monitor test regularly at the recommended intervals ...

Page 530: ...e met make sure that the requirements for the room lighting are fulfilled or restored according to the acceptance test performed during ini tial start up F 7 Perform the individual tests as described Page F 7 6 The individual tests Enter the test results in the forms supplied System Owner Manual i 7 F All measurement and test results must be confirmed with the date and initials F 7 f B 7 F Test is...

Page 531: ...Quality Assurance Constancy Test of the Monitor 0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 F 7 50 0 Examples of test images F 7 F 7 ...

Page 532: ...nds Adjust then the room lighting to the operating conditions using the dimmer switch Measure veiling luminance Ls at the center of the screen with the luminance meter i 7 F When taking measurements with the luminance meter observe the distance recommended by the manufacturer 40 60 cm F 7 Switch on the monitor Select test image 1 to measure the minimum and maxi mum luminance i 7 F In test image 1 ...

Page 533: ...F 7 i 7 F You can simply increase the contrast ratio by reducing the envi ronmental lighting intensity However make sure that enough light is available for reading and writing F 7 Testingthespatialandcontrast resolution F 7 The visual resolution is checked in this test F 7 Select test image 2 or test image 3 Check the lines of the grid with a modulation of 100 high contrast HC at the center and in...

Page 534: ... 7 Select test image 3 With the luminance meter measure a point close to the center Lcenter and four measuring points in the corners Lcorner Maximum deviation of the corner points F 7 Flatscreen 20 max F 7 Calculation of the deviation in 100 x Lcenter Lcorner Lcenter F 7 f B 7 F Visual interference such as ghosting artifacts overshoots light or dark spots flickering etc encountered F 7 Please cons...

Page 535: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 G 10 0 APPENDIX F 7 G Technical Specifications The technical specification for the SOMATOM system equip ment is given in System Owner Manual G 0 ...

Page 536: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Technical Specifications G 2 ...

Page 537: ...n Operator Manual 02 2008 0 0 H 10 0 APPENDIX G 0 H Standards and Statutory Regulations A SOMATOM system complies with the statutory regulations and standards H 0 For further information please refer to System Owner Manual H 0 ...

Page 538: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Standards and Statutory Regulations H 2 ...

Page 539: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 J 10 0 APPENDIX H 0 J Release Information Space for up to date information received at short notice J 0 ...

Page 540: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Release Information J 2 ...

Page 541: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 K 10 0 APPENDIX J 0 K Safety Instructions Space for up to date information received at a short notice K 0 ...

Page 542: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Safety Instructions K 2 ...

Page 543: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 L 10 0 APPENDIX K 0 L Forms The samples of the appropriate quality assurance forms and user s opinion form is contained in System Owner Manual L 0 ...

Page 544: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Forms L 2 ...

Page 545: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 M 10 0 APPENDIX L 0 M DIP Report For further information please refer to System Owner Manual M 0 ...

Page 546: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 DIP Report M 2 ...

Page 547: ... Emotion Operator Manual 02 2008 0 0 N 10 0 APPENDIX M 0 N Location of labels For an overview of the warning and identification labels dis played on the system and its accessories please refer to System Owner Manual N 0 ...

Page 548: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Location of labels N 2 ...

Page 549: ...rom front to back O 0 API O 0 Automatic Patient Instruction breathing instructions to the patient O 0 Artifact O 0 Structure in a medical image which does not represent any ana tomical structure and which impairs the representation of the anatomical structure e g streaks O 0 Attenuation profile O 0 Local distribution of attenuation values from one direction of projection of the fan beam O 0 Attenu...

Page 550: ...ium bolus in the ROIs of a reference scan defined by the user O 0 As soon as the preset contrast medium threshold is reached the acquisition is automatically started O 0 C O 0 Calibration O 0 Procedure for adjusting the sensitivity of the individual detector channels used for correction of measurement data O 0 CARE O 0 CARE Combined Applications to Reduce Exposure aims to achieve optimum image qua...

Page 551: ...O 0 CPU O 0 Central Processing Unit part of the computer that performs the calculations O 0 The speed of the CPU not only determines factors such as the RAM configuration but also the processing speed of the compu ter O 0 CT value O 0 Number used to quantify the beam attenuation capability of an object The scale uses water as a reference with a CT value of 0 air CT value of 1000 O 0 CTA O 0 CTAngi...

Page 552: ...oxima tion of the average dose over a single slice in the standard head or body CT dosimetry phantom expressed in terms of absorbed dose to air mGy O 0 CTDI O 0 CTDose Index calculated as absorbed dose to PMMA lucite according to 21CFR 1020 33 The Integral of the dose profile is calculated along a line perpendicular to the tomographic plane from 7T to 7T T is the nominal tomographic slice thick ne...

Page 553: ...0 DLP O 0 Dose Length Product When examining with CARE Vision CT the DLP value is displayed in the Patient Protocol O 0 The DLP is calculated as follows DLP mGy x cm CTDIvol mGy x SliceWidth x NoOfSlicePositionsPerScan O 0 Documentation O 0 Transfer of image results to transparent film O 0 Dose O 0 The total effect of radiation on a defined absorption volume of the body O 0 Dual Topo O 0 Combinati...

Page 554: ... generating a fan shaped beam rotate about the patient O 0 File O 0 Unit of data stored on the storage medium in the computer A file might be an image a database or a program O 0 Flying focal spot O 0 Electromagnetic deflected focal spot for sampling each object detail from two slightly different perspectives Used to reduce sampling artifacts O 0 Focal spot O 0 Focal spot of an x ray tube O 0 FOV ...

Page 555: ...O 0 Hardware O 0 Technical physical equipment of a computer system in contrast to software O 0 High contrast resolution O 0 Spatial resolution ability to display minute structures O 0 Highlighting O 0 Bright display of a range of CT values during windowing O 0 HIS O 0 Hospital Information System O 0 Network for transmitting patient data and images within a hos pital O 0 Histogram O 0 Graphic and n...

Page 556: ...sure the CT value O 0 HU O 0 Abbreviation of Hounsfield Unit O 0 I O 0 ICT O 0 Interventional Computed Tomography O 0 Acquisition method providing more space between the patient table and gantry e g for use of a C arm O 0 Image control system ICS O 0 Computer on which the CT scanner is controlled Navigator O 0 Image data compression O 0 Data is compressed when storing images for more efficient use...

Page 557: ...images from the meas ured raw data O 0 Image reconstruction O 0 Computation of the CT image from the measured raw data O 0 Isocenter O 0 Center of the scan plane O 0 K O 0 kV O 0 Kilovolt 1 kV 1 000 Volt unit used to measure the tube volt age O 0 L O 0 Laser camera O 0 Camera which utilizes a laser beam for exposing images O 0 LED O 0 Light Emitting Diode semi conductor element that lights up like...

Page 558: ... O 0 MCA O 0 Motion Artifact Correction Algorithm algorithm correcting motion artifacts O 0 Measurement field O 0 The field from which the detector array acquires data in the gan try O 0 MinIP O 0 Minimum Intensity Projection like MIP but visualization of the darkest voxels areas of least absorption O 0 MIP O 0 Maximum Intensity Projection is a method for 3D display Along the viewing direction thr...

Page 559: ...tion in different planes of orientation i e from axial images create coronal saggital and paraxial images O 0 MTF O 0 Modulation Transfer Function the frequency dependent ratio of object contrast to image contrast The MTF permits qualita tive determination of the spatial resolution of an imaging sys tem O 0 Multiformat camera O 0 Camera with selectable segmented film format allows for exposures of...

Page 560: ...ntitive assessment of bone mineral con tent in the lumbar spine O 0 P O 0 PACS O 0 Picture Archiving Communication System O 0 Siemens network for archiving and transmitting medical images O 0 Page Mode O 0 In page mode filming the entire film sheet is composed in the computer and then transferred to the camera see also image mode O 0 PA O 0 Posterior Anterior O 0 Partial scan O 0 Scan for which on...

Page 561: ...mple 16 0 75mm collimation table feed 18 mm sec This gives a volume pitch of 18 0 75 24 and a pitch factor of 18 16 0 75 18 12 1 5 O 0 Pixel O 0 Image element of the two dimensional image O 0 R O 0 RAM O 0 Fast non permanent memory Random Access Memory with which the computer operates The size of the available RAM determines other factors including the processing speed Data are stored long term on...

Page 562: ...ystem O 0 Network for transmitting patient data and displays to radiology departments see also HIS O 0 ROI O 0 A region of the CT image which can be selected with respect to position size and shape and in which quantitative evaluations are performed Region Of Interest O 0 RTD O 0 Real Time Display see there O 0 S O 0 Scan FOV O 0 Determines the size of the area that you expose during acquisi tion ...

Page 563: ...t or overlapping slices O 0 Sequence CT O 0 Scanning technique with single scans and optional table feed between the scans O 0 Slice thickness O 0 Thickness of slice to be reconstructed The slice thickness deter mines the collimation during scanning O 0 Software O 0 Programs of a computer O 0 Spiral CT O 0 Scanning technique with continuous rotation continuous data acquisition and continuous table...

Page 564: ...0 Topogram O 0 Frontal or lateral survey scan similar to a conventional x ray exposure O 0 U O 0 UFC O 0 Ultra Fast Ceramic O 0 Detectors from Siemens with short decay time for fast scans O 0 UHR O 0 Ultra High Resolution O 0 Procedure for achieving a high resolution O 0 UPS O 0 Uninterrupted Power Supply ensures operation even during short power failures O 0 ...

Page 565: ...efined as the ratio of table feed per rotation to slice width of one detector row O 0 Voxel O 0 Mapped volume element determined by the pixel size of the image matrix and the slice thickness O 0 VRT O 0 Volume Rendering Technique O 0 Rendering technique for 3D visualization O 0 W O 0 Windowing O 0 Display of a selectable portion of the CT values using optimized contrast range of the monitor O 0 Wo...

Page 566: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Glossary O 18 ...

Page 567: ...ad holder D 4 6 P 0 Checkup P 0 Image quality D 1 8 P 0 Chin support strap D 4 32 P 0 Cleaning E 2 1 P 0 Cleaning agents E 2 3 P 0 Climatic conditions A 3 3 P 0 Communication P 0 Equipment B 2 14 P 0 Computer viruses P 0 Safety information A 1 11P 0 Computer P 0 Connections B 4 2 P 0 Overheating D 1 23 P 0 Computers B 5 4 P 0 Connections P 0 Computer B 4 2 P 0 Console P 0 Components B 5 2 P 0 Func...

Page 568: ... monitor B 7 9 P 0 Electromagnetic compatibility A 3 4 P 0 Emergency login A 4 62 P 0 Equipment P 0 Modification A 3 9 P 0 Overview B 1 2 P 0 Examination P 0 Abdominal D 3 39 P 0 Cervical vertebrae D 3 24 P 0 Coronal slice cranial D 3 28 P 0 Cranial D 3 18 D 3 20 D 3 26 P 0 ECG triggerd D 3 43 P 0 Heart region D 3 43 P 0 Infants and small children D 3 34 P 0 Lower extremities D 3 35 D 3 37 P 0 Nec...

Page 569: ...P 0 Tilt B 2 4 P 0 Tilting B 2 10 C 1 1 P 0 H P 0 Head holder D 4 3 P 0 CFK D 4 6 P 0 Coronal prone D 4 11 P 0 Coronal supine D 4 10 P 0 Head arm support D 4 15 P 0 Headrest D 4 18 P 0 Hear Pat key D 3 16 P 0 HeartView CT P 0 Accessories B 7 9 P 0 Homogeneity P 0 Test F 3 17 P 0 I P 0 Image control system B 5 5 P 0 Image quality P 0 Camera F 6 1 P 0 Monitor F 7 1 P 0 Image reconstruction system B ...

Page 570: ... Test F 7 6 P 0 M P 0 Modification P 0 of equipment A 3 9 P 0 Modulation transmission function F 3 22 P 0 Monitor test F 7 1 P 0 Performing F 7 3 P 0 Monitor B 5 14 P 0 Ceiling mounted support B 7 5 C 4 5 P 0 Image quality F 7 1 P 0 Safety advice B 4 3 P 0 Test images F 7 5 P 0 Trolley B 7 5 P 0 Mouse keys B 5 10 P 0 Mouse B 5 10 P 0 cleaning E 3 4 P 0 MTF F 3 22 P 0 O P 0 On off switch P 0 On sit...

Page 571: ... 6 P 0 Phantoms F 1 6 P 0 Mounting F 1 3 P 0 Positioning F 1 4 P 0 Pixel noise P 0 Test F 3 20 P 0 Positioning aids D 4 1 P 0 Mounting and removing D 4 3 P 0 Osteo B 7 15 D 4 33 P 0 RTP D 4 35 P 0 Straps D 4 28 P 0 Supports and cushions D 4 15 P 0 Positioning mat D 4 27 P 0 Positioning D 3 6 P 0 Information D 3 2 P 0 Power connection A 3 5 P 0 Power failure D 1 26 P 0 Proper use A 1 18 P 0 Purpose...

Page 572: ... 0 Safety information P 0 General A 1 1 P 0 Software A 4 1 P 0 Scan unit B 1 4 P 0 Components B 2 1 P 0 Slice thickness P 0 Test F 3 14 P 0 Software B 5 6 P 0 Version B 5 7 P 0 Standard accessories P 0 Using D 3 17 P 0 Standby mode D 1 29 P 0 Start up P 0 Error D 1 7 P 0 syngo D 1 6 P 0 System D 1 4 P 0 System P 0 Checkup D 1 8 P 0 Disposal A 3 12 P 0 Modification A 3 9 P 0 Overview B 1 1 P 0 Rest...

Page 573: ...terruptible power supply A 3 8 B 5 18 P 0 UPS A 3 8 B 5 18 P 0 On off switch and displays B 5 19 P 0 Operating modes B 5 21 P 0 USB P 0 Use of Devices C 3 10 P 0 Devices B 6 5 P 0 Drives B 6 5 P 0 Use P 0 Proper A 1 18 P 0 V P 0 Virus scanner A 1 11 P 0 W P 0 Warning A 1 1 P 0 warning lamp P 0 Radiation B 2 8 P 0 Warranty E 1 5 P 0 X P 0 X ray tube B 2 3 P 0 ...

Page 574: ...0 0 syngo CT 2007E Emotion Operator Manual 02 2008 0 0 Index P 8 ...

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