Siemens Prisma 3T Скачать руководство пользователя страница 53

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Revision Date: 3/13/2019

Equipment Manuals

Hard copies of manuals are located on the Prisma tech desk

Current Designs Button Box and Trigger Manual - Forp 932
ViewPoint Eyetracker User Guide*
ViewPoint Eyetracker Data Analysis Guide*
Optoacoustics Manual
MRI Safety Manual

*available online only – no hardcopy

Содержание Prisma 3T

Страница 1: ...Revision Date 3 13 2019 Siemens Prisma 3T MRI Scanner User Guide Ahmanson Lovelace Brain Mapping Center University of California Los Angeles ...

Страница 2: ...Table 11 How to Run the Daily Stability Warmup 12 Setting up the Phantom 12 Register Phantom 12 Running Scans 12 Registration Pictures 13 How to Run the ABCD Phantom QA 14 Setting up the Phantom 14 Register the Phantom 15 Running Scans 16 Registration Pictures 17 How to Trigger Test Stimuli Tasks 18 Setting up the Phantom 18 Register Phantom 18 Running Scans 18 Registration Pictures 19 Coil Warnin...

Страница 3: ...le 36 Using Active Noise Cancellation 37 Troubleshooting Tips 38 BOLDScreen LCD 39 Specifications 39 Turning on the LCD 39 Positioning the Participant 39 Troubleshooting Tips 40 How to use E Prime with the Desktop Computer and LCD 41 Duplicate Mirrored Display with E Prime 41 Extended Display with E Prime 41 Switching from Extended Display to Duplicate Mirrored Display 41 HCP Physiological Device ...

Страница 4: ...shooting Tips 48 Equipment Manuals 49 Current Designs Button Box and Trigger Manual Forp 932 49 ViewPoint Eyetracker User Guide 49 ViewPoint Eyetracker Data Analysis Guide 49 Optoacoustics Manual 49 MRI Safety Manual 49 Movie List 50 ...

Страница 5: ...uilding Manager x52699 2 Mary Susselman PET MRI Tech x64291 3 Trent Thixton Lead MRI Tech x59217 4 Darin Williams Engineer x64291 5 Dr Roger Woods Center Director x44057 6 BMC Techs BMCTechs mednet ucla edu 424 652 6290 7 BMC Emergency ONLY Line 323 999 1593 ...

Страница 6: ...ll the way up and all the way out 2 If a coil is on the table all element should be plugged in 3 Click the System tab at the top of the screen 4 Click on Control 5 Click the Meas Recon Tab 6 Click Standby 7 Click Yes to the pop up message if needed 8 The system will take 1 2 minutes to turn off you will hear a clunk when the equipment shutdowns and the LCD screen in the scanner room will turn off ...

Страница 7: ...pletely boot up How to Turn Off the MRI Scanner Computer Full Shutdown This type of full shutdown takes approximately 20 minutes try this method if a Standby reboot did clear the issue 1 Make sure the scanner bed is at the home position all the way up and all the way out 2 If a coil is on the table all element should be plugged in 3 Click the System tab at the top of the screen 4 Click on End Sess...

Страница 8: ...that requires you to reboot it is very important to make a MR Save Log entry BEFORE you reboot the system 2 This log entry helps the Siemens engineer isolate the scanner problem and expedite the system repair To make a MR Save Log entry you must do the following At the top of the screen click system then control then tools Click on Save system log files o You will see a box pop up with script on a...

Страница 9: ...he System Manager 1 Click the System tab at the top of the screen 2 Click on Control 3 You will get a System Manager pop up box within the System Manager box you can check that the Host Meas Recon and Periphery components are working properly ...

Страница 10: ...oise in the scanner room 3 Enter the equipment room through the sliding glass door and look at the south wall as shown below 4 The coldhead is the white box next to the large cabinet 5 Walk over and look at the front of the coldhead and you will see the Coldhead controls shown above 6 Press the ON button and the Coldhead should turn back on 7 Please be sure to notify BMCTechs mednet ucla edu and o...

Страница 11: ... equipment room through the sliding glass door and look at the south wall as shown below 3 Locate the key to the chiller cabinet on the ledge red circle 4 Unlock the cabinet green circles 5 Turn off the 3 breakers in the chiller cabinet orange squares wait 5 seconds and then turn them back on 6 Then do a Standby scanner reboot not a restart or full shutdown this takes 10 minutes 7 Please be sure t...

Страница 12: ...done close the non dicom folder windows 12 Right click on the drive you mapped and click disconnect this will log you out 13 If your non dicom NRB account is not working save the raw data on the C Drive in Temp YourName SubjectID folder 14 Note please remember to periodically delete saved data from your non dicom folder and scanner console temp folder data is not meant to stay in these folders ind...

Страница 13: ... data will be listed 6 Select the raw data you wish to save by choosing the correct participant ID and sequence 7 Right click on it and choose the top option copy total raid file 8 Copy and paste these files into a temp folder on the C drive typically your group will have their own temp folder 9 These files can then be copied to a non dicom folder or flash drive 10 Data needs to be manually delete...

Страница 14: ...eve should be removed if used 5 The squeeze ball should be coiled at the end of the bed 6 One sandbag should be left on the white cart 7 The Opto box should be turned off at back of box 8 The Opto audio cable should be unattached from audio source and coiled up in the drawer 9 The trigger LCD HMDI goggle VGA and EPI cables should be coiled and stored 10 The Res Tech system should be turned to Off ...

Страница 15: ...larm or headphones button Res Tech TALK you gave the participant 3 Talk to your participant through the intercom system associated with the headphones you gave your participant res tech siemens or opto system 4 DO NOT press the Stop button 1 on the Siemens Talk Box 5 If you press this you will need to reset the table 6 To reset the table follow the below instructions Reset the Table 1 Press the 7 ...

Страница 16: ...g format Stability date of scan_name of scanner e g Stability082609_Prisma Patient ID copy the information from the Last Name field to the Patient ID field Sex other Age 18 Height 5ft Weight 125 lbs Referring Physician select QC Group Patient Position select Head First Supine 3 Click Exam 4 Another box will pop up Choose Study Daily_Stability_Test _Prisma Choose stability sequence based on the hea...

Страница 17: ...Revision Date 3 13 2019 13 Registration Pictures ...

Страница 18: ...hite cushion 2 Place the gray cushion in front to secure the phantom 32ch coil only 3 Cushions are located next to the phantom in the bin 4 The cap of the phantom should be center as if it were the nose it should line up with the laser landmark line on the coil 5 Secure the top half of the head coil by clicking it in and plugging in cable s if necessary 6 Raise the table 7 Turn on the laser light ...

Страница 19: ...DPhantom017_32CH or ABCDPhantom017_64CH Patient ID copy the information from the Last Name field to the Patient ID field Sex other Age 18 Height 5ft Weight 100 lbs Referring Physician select ABCDPHANTOMGROUP Patient Position select Head First Supine 3 Click Exam 4 Another box will pop up Under ABCD choose the appropriate protocol o ABCD_QA_full__32ch 29 04min o ABCD_QA_quick__32ch 15 36min o ABCD_...

Страница 20: ...n check green circle 3 Set up sequence 4 by centering the yellow box on the phantom click the green check 4 Press ok to the Stimulation Monitor Warning that will pop up after 3 finishes running you can step away to let the sequences auto run after this step 5 The rest of the sequences will automatically copy the slice locations from 4 and run automatically 6 When scanning is complete remove the ph...

Страница 21: ...Revision Date 3 13 2019 17 Registration Pictures ...

Страница 22: ...hantom information all required fields are indicated in bold except required data destination Referring physician Last Name TriggerTest Patient ID copy the information from the Last Name field to the Patient ID field Sex other Age 18 Height 5ft Weight 125 lbs Referring Physician select QC Group Patient Position select Head First Supine 3 Click Exam 4 Another box will pop up Choose Study TriggerTes...

Страница 23: ...Revision Date 3 13 2019 19 Registration Pictures ...

Страница 24: ...be suboptimal and most likely unusable Resolution 1 Check the coil plugs 2 Reseat the plug if necessary 3 Make sure the LCD screen displays the anterior and posterior elements 4 Close your subject 5 Re register the subject 6 Try again Wrong Coil Protocol Fixed Warning Messages 1 The wrong coil was put on the scanner bed The message will let you know that it is changing the coil to the one you put ...

Страница 25: ... Check which coils are turned on in the system card of the sequence after the system auto detects the new coil to make sure they are correct Note if you are using the 20ch or 64ch coils the neck elements NE do not need to be on ...

Страница 26: ...ocalizer so they will automatically open and require application 5 For those of you who have scheduled breaks built into to your study we highly recommend that you turn on or make sure the working man is turned on for all post break sequences 6 The below linked SOP was made specifically for the HCP study but it will give you an idea of what to look for http www bmap ucla edu docs HCP_AutoAlign_QA ...

Страница 27: ...be ok however as good general practice we also recommend pulling it into the viewer to QA each sequence 3 This glitch has only happened 3 times so far at BMC but it has happened at many other prisma sites as well so please be sure to check your data as you are acquiring 4 If this error does occur you must stop scanning and do a standby shutdown on the scanner to fix the glitch 5 Note this will not...

Страница 28: ...s are show below Please submit the issue as an equipment failure during study reporting Gradient Power Amplifier Warning If you ever seen the below warning orange FOV box 1 Check your first localizer to ensure the subject s brain is positioned correctly at isocenter the cross hair should be center in the brain in the head to foot direction see below pic 2 If it is then it is safe to continue scann...

Страница 29: ...s out of time and stops scanning before their protocol is complete Also note you will not be able to close the patient on the Exam card until the sequences are stopped skipped and or deleted 2 The registration exam button is grayed out so you cannot click it This means you have forgotten to complete a required field Required fields are in bold NOTE Date of Birth is bold but we use Age instead plea...

Страница 30: ...s in the group If there are an even of slices then even numbered slices are collected first If there are an odd of slices then odd numbered slices are collected first 3 Is slice 1 always at the lowest part of the brain and the last slice at the top The default image numbering in the transversal axial plane is F H so the bottom slice is acquired first 4 In regards to the timing of slices is the sca...

Страница 31: ...preparation scans TR 1501 ms 2 preparation scans TR 2000 ms 2 preparation scans TR 2500 ms 2 preparation scans TR 3000 ms 2 preparation scans TR 3001 ms 1 preparation scan 3 The preparation scans result in a longer scan time for the first measurement in a time series acquisition which should be taken into account when performing BOLD imaging 4 The sequence does not send external trigger pulses whe...

Страница 32: ...ds dnwe or 9876 o Right box sends bygr or 1234 HHSC 2x4 curved row of buttons you may use just one box if applicable HHSC Joy 1 joystick older model than what is on the current designs website HHSC TRK 1 trackball 7 You may see other devices listed that are not available contact BMC Techs for more info 8 Once you have selected your device you will see the Response Settings menu Response Settings 1...

Страница 33: ... not triggering 1 Make sure the trigger cable is plugged in to your computer 2 Make sure the interface is set to the appropriate trigger value in your script 5 or T 3 Make sure you started the scan and waited long enough for the dummy time to complete the trigger light green square above on the interface will blink once triggers are being sent so you can watch for the signal 4 Make sure you are on...

Страница 34: ...n interface lights are on 1 Check the interface settings first it is likely that the interface is set for the wrong box i e 2x2 instead of 1x4 etc 2 Ask the participant if they are pressing holding down the buttons 3 Check the actual button box to see if something is pressing against the buttons E Interface Menu Issues 1 If you get lost in the menu just scroll down to back until you get to the pro...

Страница 35: ... sure the computer is on BMC Mac laptop your laptop or the Dell Desktop 5 Go to Menu on the Tech Remote and set the Video Mode what the participant sees If you want the participant to see the laptop If you want the participant to see the Dell Desktop 6 Go to Menu on the Tech Remote and turn on the System PWR turn this off when you are done with your scan 7 Visor PWR should always be on do not turn...

Страница 36: ...tem PWR is on o MONO L or MONO R has been appropriately chosen o VideoRES is set to 60Hz 800x600 Make sure the appropriate monitor input is chosen on the Visuastim Controller box this only controls what you see on the monitor not what the participant sees on the goggles screen Check to make sure the computer s resolution is set to 800x600 at 60hz Make sure the goggle power supply is turned on o Ch...

Страница 37: ...ontrol room speaker which outputs sound from the operator s computer i e tasks music or movie so you can hear what the participant hears 5 To change the operator s volume what the participant hears from the researcher hold down the talk button and scroll wheel 1 Audio Input 1 Should be set on Audio 1 2 Click Menu then scroll to Audio Input 3 If you are plugging in an external audio device to the i...

Страница 38: ...wheel to 2 3 Scroll third blue wheel to 3 4 Hold down the TALK button until you see it countdown 15 seconds 5 You will see the box initializing and then read Transducer Off 6 You may now adjust the system according to your specifications 7 You will also see the screen s default appearance as above ...

Страница 39: ...nner s control panel is turned up so the participant can hear the task computer 3 Press the ear button 4 to hear the participant 4 This is the sound that comes from bore speaker you can use this to listen even if you use the res tech or opto headphones 5 Make sure the sound is turned up 6 Press the talk button 2 to talk to the participant 7 Make sure the sound is turned up 8 For music plug in audi...

Страница 40: ...ue 3 If you are playing audio movie music or an audio task connect the audio cable to either the green connection inside the white drawer for the desktop computer or to a laptop port the other end of this should be connected at the back of the Opto console in line 1 4 The line 1 5 knob controls the volume of this audio 5 The left button 4 FORMI NOISE CANCELLER on the Opto console should always be ...

Страница 41: ...en check shields participant must be inside the bore during this step and no sound should be playing 3 When you are ready to calibrate for your BOLD runs press the red ANC button in the top right corner 4 Unplug the audio cable this eliminates the possibility of accidentally transmitting sounds during the calibration step 5 Press Learn then start your calibration scan this takes 16 sec it is very ...

Страница 42: ...hear out of one ear check the balance nodes 11 and 13 on the back behind the line 1 line 2 knobs make sure it is balanced in the middle 4 If the participant can t hear the movie or auditory stimuli check that all the correct cables are connected the sound on the computer is not muted and the line1 dial is turned up if everything is ok reset the system step 2 to resolve the issue 5 If the participa...

Страница 43: ...x is turned on it will also start dark and lighten up automatically within seconds 7 You MUST turn off the switch box after your scan to allow the screen to go to sleep so the static computer image does not burn into the display 8 Note after turning off the LCD switch box the LCD screen will stay on for about 5 min before going into sleep mode this is normal Positioning the Participant 1 Select th...

Страница 44: ...er 1 Make sure you turned on the black LCD switch box 2 Make sure the connections at the back of the LCD box are plugged in and not loose there should be 4 cables plugged in 3 Reboot the black LCD switch box Turn off the power wait 5 sec then turn it back on Use the select button to choose D or L 4 If you are using the desktop switch to the BMC laptop to see if it is working If the laptop is worki...

Страница 45: ...T setting on the Desktop switch box EXT stands for extended The monitor labelled EXTENDED should turn on Turn on the black LCD switch box and use the select button to choose D The pLCD and the LCD monitor should turn on Right click on the desktop and click Display settings Under Multiple Displays choose Extend these displays 2 Plug in Cables Plug the audio cable into the drawer plug labelled AUDIO...

Страница 46: ...scanner room drawer labelled HCP if needed note the remover will not work on gel nail polish 2 The pulse device should be placed in the white holder or gray holder labeled purse this holder is not a safety requirement but rather a stability aid 3 If the pulse is not working properly e g there is no pulse signal or it is erratic check the signal and receiver elements inside the finger cuff these el...

Страница 47: ... work just wait a bit and try again 4 Make sure to launch the FIRMM software after your first localizer but before your first fMRI 5 Double click the Start_FIRMM sh script shortcut on the desktop which will execute the below commands Open a command terminal Type ssh X firmmproc 10 2 0 79 Password firmmuser 6 Then type FIRMM to start the software 7 The software will take a moment to load PC Dell De...

Страница 48: ...tart button at the top right of the FIRMM GUI window to begin monitoring for DICOMs 2 Once FIRMM has been started it will process each bold sequence 3 There is about a 40sec delay before data is generated for each bold the data will start to stream from FIRMM around the same time that the inline display shows images 4 When FIRMM first begins processing a dialog box will appear asking you to check ...

Страница 49: ... restart close FIRMM and relaunch the program make sure you have collected at least a localizer scan before you press start again 8 To reload graphs from previous participants click the Load Previous Scan button and choose the participant 9 Close out all open windows on the dell desktop computer when you are done using FIRMM and turn off the ext button on the switch box Cancel within 60 sec if 50 ...

Страница 50: ... know that their last scan showed high motion if the 0 3 mm section score is 75 or less orange square above 0 3 mm 75 high motion give participant feedback do not stop scan 3 In general a scan with 0 3 mm 75 high motion 0 3 mm 90 low motion After the Scan is Complete 1 Unplug and recoil the Ethernet cable and close the laptop 2 On the scanner host computer press Ctrl Esc 3 Click FIRMM_session_stop...

Страница 51: ...tom left corner then click on the VLC shortcut on the right 3 4 Pres Ctrl C OR click Media and then Open Capture Device 5 Make sure you are in the Capture Device tab 6 Click Play 7 If you use the desktop computer for movies or fixation you must switch it to extended display to use the camera Right click on the desktop and click Display settings Under Multiple Displays choose Extend these displays ...

Страница 52: ...ot need to be done unless someone has accidentally moved the camera 6 Turn the room lights to the HCP LCD setting Camera Cleanup 1 Close VLC 2 Change back to duplicate displays Right click on the desktop and click Display settings Under Multiple Displays choose Duplicate these displays 3 Turn off the extended monitor EXT on the desktop switch box Troubleshooting Tips 1 If the camera will not strea...

Страница 53: ...opies of manuals are located on the Prisma tech desk Current Designs Button Box and Trigger Manual Forp 932 ViewPoint Eyetracker User Guide ViewPoint Eyetracker Data Analysis Guide Optoacoustics Manual MRI Safety Manual available online only no hardcopy ...

Страница 54: ...k Redemption Forrest Gump Sisters Frozen Sponge Bob Harry Potter and the Sorcerer s Stone Stars Wars The Phantom Menace Howl s Moving Castle Tangled In Search of Santa Timeline Incredibles Total Recall Inside Out Toy Story Lion King The King s Speech Lord of the Rings Fellowship The Matrix Maleficent The One Jet Li Napoleon Dynamite The Rock Planet Earth Caves Deserts Ice Worlds The Wizard of Oz P...

Страница 55: ...Revision Date 3 13 2019 51 ...

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