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RaySafe i3 Installation & service manual – System function tests

20

2

0.2

mSv/h

Ms. Ranger

Dr. Bauer

Mr. Peterson

Mr. Anderson

Dr. Samova

Ms. Burrows

Dr. Smith

Ms. Lewis

Figure 10.  The Real-time View in 

Service mode

. The signal strength for each connected dosimeter is indicated to 

the right.

DOSE VIEWER TEST 

Follow the instructions below to verify that Dose Viewer detects the dosimeter:

1.  Connect the dosimeter to a computer running Dose Viewer.

2.  Dose Viewer will detect the dosimeter within a few seconds. Verify that 

Dosimeter information

 and 

Dose graph

 

are presented (Figure 11).

Figure 11.  Dose Viewer with a dosimeter connected.

Summary of Contents for i3

Page 1: ...INSTALLATION SERVICE MANUAL RaySafe i3 with on screen display ...

Page 2: ...fe 5001121 1 00 All rights are reserved Reproduction or transmission in whole or in part in any form or by any means electronic mechanical or otherwise is prohibited without the prior written consent of the copyright owner ...

Page 3: ...ernet unit 15 Configure the Video Unit 15 Configure the Real time Hub 16 Mount the reference dosimeter 17 SYSTEM FUNCTION TESTS 18 Real time View test 18 Dose Viewer test 19 Communication Range Test 20 REAL TIME VIEW EXPLAINED 21 MAINTENANCE AND SOFTWARE UPDATE 22 Dosimeter battery replacement 22 Dose Viewer software update 23 Real time hub software update 23 Cleaning 23 DATA EXPORT 24 Exposures 2...

Page 4: ... time Hub measurements are transferred once per second and are displayed as dose rate bars low to high dose rate green yellow or red All measurements recorded while connected to a Real time Hub are saved in the hub and can be exported later in different formats To view the measurements stored in a dosimeter connect the dosimeter to a computer running Dose Viewer Dose Viewer can also be used for ch...

Page 5: ... recommended From the hospital s IT department NTP12 recommended From the hospital s IT department NTP22 recommended From the hospital s IT department 1 You might need to provide MAC addresses for the Video Unit and the Real time Hub to the hospital s IT department MAC addresses are printed on the back side of the products 2 If you want to use NTP servers defined by hostnames you also need the IP ...

Page 6: ... depends on purchased configuration Figure 2 Instructions for Use Installation service manual Quick Guide Figure 3 Real time Hub Video Unit Reference Dosimeter Reference holder Dose Viewer software screws and plugs Power over Ethernet power adapters Figure 4 Cables USB ethernet HDMI power ...

Page 7: ...isk space Recommended screen resolution at least 1024 768 SYSTEM REQUIREMENTS FOR DOSE MANAGER Dose Manager is optional Operating system 64 bit version of Windows 7 8 1 or 10 NET 4 6 2 or higher NET 4 6 2 included in installation needs 6 GB extra disk space At least one USB port available At least 2 GB RAM available At least 15 GB free disk space Recommended screen resolution at least 1280 1024 LE...

Page 8: ...he screen to finish the installation TROUBLESHOOTING If the installation procedure fails verify that the system requirements are met on page 7 you are logged on as local administrator If there is an older version of Dose Viewer already installed try uninstalling that before installing the new one INITIATE A REAL TIME DOSIMETER Each dosimeter needs to be initiated using Dose Viewer before use 1 Sta...

Page 9: ...automatic power saving function controlled by accelerometers When the dosimeter is stationary for 9 minutes it switches to power save mode no dose logging no radio communication The dosimeter wakes up again when moved If the dosimeter is stationary positioned not worn by a person turn off the automatic power saving by selecting Advanced Always on 4 Press Information A B B C A Set Full Name and Dis...

Page 10: ...of the dosimeter The color setting defines the identification color to the left on the display Tip Write a name or other identification of the dosimeter wearer on the label 4 Press Save and then disconnect the dosimeter NOTE Always power OFF the dosimeter before air transport to make sure that the radio communication is completely turned off ...

Page 11: ...sing Dosimeter options and then the Settings tab A B A Verify that the computer time is correct and then synchronize the dosimeter time B Set Power Mode to Advanced Always on to make sure that the reference dosimeter never will fall asleep 3 Press Information A A Set Full Name and Display Name for example REF followed by the name of the lab The names are visible in the data export files from the R...

Page 12: ...ER RACK A Real time Dosimeter rack provides room for 5 dosimeters Mount it on a wall with easy access for example near a storage of radiation protection garment 1 Mount the rack with 2 screws to the wall 2 Attach the dosimeters 3 Mount the supplied quick guide sticker above the rack ...

Page 13: ... Do not connect the Ethernet cables to the hospital network cable end marked A1 and A2 in Figure 5 on page 13 before you have configured the Video Unit connection A1 and Real time Hub connection A2 MOUNT THE VIDEO UNIT Place the Video Unit where suitable for your installation NOTE The Video Unit is a fanless computer To avoid overheating ensure good ventilation A B C Figure 6 The Video Unit uses t...

Page 14: ...dosimeters in use are in line of sight and as close as possible to the hub Ceiling position is recommended but a wall can also be suitable NOTE Do not position the hub above the patient area NOTE If several systems are installed in the same building make sure to keep distance between the hubs for good performance 1 Open the Real time Hub by snapping off the curved cover 2 Take one end of the 30 m ...

Page 15: ...ideo Unit without having this certificate installed but you will have to pass some security steps 1 Connect a computer to Video Unit by connecting the Ethernet cable marked A1 in Figure 5 on page 13 to the Ethernet port on the computer 2 Open a web browser and connect to https 192 168 0 101 Be sure to start with https 3 Sign in for the first time with the default password raysafe 4 Enter the Stati...

Page 16: ... the first time to System configuration with the default password raysafe 4 Stay on the Configuration tab 5 Enter the serial number for the reference dosimeter The serial number can be found on the back of the reference dosimeter 6 Go to the Set up tab 7 Enter a Lab name The lab name will be used in the data export files and when connecting from Dose Manager 8 Enter the Static IP settings received...

Page 17: ...lso saved and can be used for normalization when comparing procedures labs and operators The reference dosimeter shall be placed on the C arm in the vicinity of the X ray tube The exact positioning is not crucial see Figure 8 on page 17 The reference dosimeter may be covered with a sterile sheet or plastic bag The function and performance will be unaffected The reference dosimeter holder comes wit...

Page 18: ...Verify that the display shows a dose rate bar instantaneously updating once per second Figure 9 20 2 0 2 mSv h Ms Ranger Dr Bauer Mr Peterson Mr Anderson Dr Samova Ms Burrows Dr Smith Ms Lewis Figure 9 The Real time View 4 Verify that the history bars to the right are visible If not there might be a communication problem with the reference dosimeter If you have a reference dosimeter mounted check ...

Page 19: ...e signal strength for each connected dosimeter is indicated to the right DOSE VIEWER TEST Follow the instructions below to verify that Dose Viewer detects the dosimeter 1 Connect the dosimeter to a computer running Dose Viewer 2 Dose Viewer will detect the dosimeter within a few seconds Verify that Dosimeter information and Dose graph are presented Figure 11 Figure 11 Dose Viewer with a dosimeter ...

Page 20: ...rrectly tuned that is dosimeters currently not in use does not appear on the display but will appear when they approach the hub 1 Position a dosimeter near Real time Hub A 2 Visually check that the dosimeter is shown on the screen connected to Real time Hub A 3 Move the dosimeter within range of Real time Hub B 4 Visually check that the dosimeter appears on the screen connected to Real time Hub B ...

Page 21: ...r see Initiate a Real time Dosimeter on page 8 D Real time dose rate bar in green yellow or red depending on the current dose rate Updated once per second E Dose rate peak the highest dose rate value recorded during the last 15 seconds F History dose rate bars for the last seven dose events The history bars are updated for all dosimeters whenever at least one dosimeter has a detected dose event wi...

Page 22: ...ry 1 Remove the screws on both sides of the dosimeter clip 2 Remove the battery cover 3 Take out the battery by carefully bending with for example the plastic clip under the battery at the top side of the dosimeter 4 Wait at least 5 seconds before inserting the new battery to make sure that the dosimeter registers that a new battery is inserted 5 Put on the cover and the clip optional and insert t...

Page 23: ...upgrade Dose Viewer NOTE Configuration from a previous version of the Dose Viewer software will remain unaffected by the software update REAL TIME HUB SOFTWARE UPDATE Follow the instructions on the Set up tab in the Real time Hub configuration interface to upgrade the software in the Real time Hub CLEANING For cleaning of dosimeter and hub use a damp cloth and mild detergent ...

Page 24: ...time Hub Data export EXPOSURES Exposure dose history for all dosimeters An exposure or a dose event is defined from the instance in time when the first dosimeter reports dose until the last dosimeter reports dose Each pedal press on an interventional machine generates an exposure in the memory of the Real time Hub The data set contains the time stamp for each exposure dosimeter ID for all connecte...

Page 25: ... resolution The data can be used to do more thorough forensic investigations of radiation exposures The data set contains the time stamp for each reported dose sample dosimeter ID and the measured dose DOSIMETER INFO Last know status of dosimeters in hub memory Dosimeter info log contains id name full name role position battery status and the time for latest connection for all dosimeters in the hu...

Page 26: ... Enter the address for the Default gateway Hub IP address Enter the IP address for the Real time Hub connected to the system Password Change the password for the Video Unit Video settings Resolution Video settings Refresh rate Hz Auto will use the resolution preferred by the monitor and is suitable in most cases If there are problems with the automatic resolution you can manually select a resoluti...

Page 27: ...ure 18 Real time Hub Unit Sign in screen Press the button Real time View to see a duplicate of the Real time View in a web browser NOTE More than 3 simultaneous connections to the Real time View may impact the refresh rate Sign in to Data export for access to only the export files The default password is raysafe You will only have access to the Data export tab Sign in for the system configuration ...

Page 28: ...r will result in semicolon as list separator Browser access The Real time View can be accessed from the button Real time View on the sign in page or by pointing a web browser to https hubIP display Note More than 3 simultaneous connections to the Real time View may impact the refresh rate It is possible to restrict access to up to two IP addresses where the Video Unit normally should be one of the...

Page 29: ...set the hub time Time NTP server 2 IP number or hostname for a time server to set the hub time Hub time The current hub time Updated every fifth second Current time source The hub time can be set by NTP servers reference dosimeter or from a regular dosimeter NTP server is recommended Data export password Change the password for the data export account in the Real time Hub System configuration pass...

Page 30: ...e instructions DATA EXPORT TAB Figure 21 Real time Hub Data export tab For the CSV export choices see Data export on page 24 When you log in with the System configuration account you will also access the following exports below the header Troubleshooting BUTTON EXPLANATION Connect Disconnect A log of dosimeter connect and disconnect events hub reboots hub time set events Hub status An overview of ...

Page 31: ... RaySafe i3 Installation service manual Settings explained LOG TAB Figure 22 Real time Hub Log tab The log contains events in the Real time Hub such as setting changes login attempts and password changes ...

Page 32: ...the hub is restarted the settings will be changed and you can disconnect the USB memory I cannot configure my computer network to connect directly with Ethernet cable to the Video Unit Local IT department rules You can use a USB memory to configure the Video Unit Save a pure text file named raysafe cfg on the root of the USB memory with the following content Change the digits to your wished addres...

Page 33: ...ommunicate on the same frequency Dosimeter does not disappear from screen after 9 minutes of inactivity Dosimeter power mode settings not suitable Check that the dosimeter power mode is set to On See Initiate a Real time Dosimeter on page 8 If the dosimeter power mode is set to Advanced Always on the dosimeter will not automatically fall asleep Dosimeter visible on the display but does not seem to...

Page 34: ...Do not write anything between the quotation marks Start the Video Unit and wait until the application is up and running the display shows a start screen with IP numbers or a real time view Connect the USB memory to the Video Unit and wait at least 5 seconds Then disconnect the USB memory The Video Unit will automatically reboot and reset the password to the default raysafe I cannot sign in to the ...

Page 35: ... of order Contact service Radio stick not properly mounted Open the hub and verify that the radio stick is properly mounted Problems with the radio unit in the hub Wait for 10 minutes The hub will try to restart the internal radio unit If the problem remains try turning off the hub for a few seconds and turn it on again If the problem remains or if you cannot turn off the hub wait to see if it sti...

Page 36: ...If a reference dosimeter is the time source the time setting in the dosimeter might be incorrect Connect the dosimeter to Dose Viewer and set the time see Initiate a Real time Dosimeter on page 8 I have connected two HDMI cables to the Video Unit but I only get video signal in one of them Only one HDMI connection can be used at a time If you want to have the Real time View on several screens you c...

Page 37: ... dosimeter readings INSTRUCTION 1 Place one of the phantoms simulating the patient on the patient support Use a large phantom or a bucket filled with water 2 Place the other phantom simulating the staff at the same height but 1 5 m away from the first one 3 Place the dosimeter at the staff phantom centered on the side facing the patient phantom Test one dosimeter at a time 4 Expose with a field fu...

Page 38: ... HUB CHARACTERISTIC MEASURE Weight 180 g 6 3 oz Dimensions W H D 184 134 35 mm 11 8 9 8 2 4 in Power supply Power over Ethernet GT 963003648 T3 PP included Communication interfaces Ethernet 100 Mbps radio Radio frequency 868 3 MHz 927 9 MHz or 918 3 MHz depending on purchased configuration VIDEO UNIT CHARACTERISTIC MEASURE Weight 282 g 9 9 oz Dimensions W H D 108 83 24 mm 4 3 3 3 0 9 in Power supp...

Page 39: ...ion service manual Technical Data CLIMATIC CONDITIONS PARAMETER MEASURE Temperature 15 C 35 C for operation 25 C 70 C for storage Temperature rate of change 0 5 C minute Relative humidity 20 80 for operation 5 95 for storage ...

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