Cambridge Research Systems LiveTrack-AV Installation Manual Download Page 7

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LiveTrack AV for fMRI installation manual

Version R02

BNC video lead

connects from the filter box to the LiveTrack DSP box.

Trigger input lead (BNC to SMA)

Connects from the stimulus generator to the LiveTrack DSP box.

USB cable

Connects from the LiveTrack DSP box to the host computer.

Instructions

The printed version of these instructions

Summary of Contents for LiveTrack-AV

Page 1: ...LiveTrack AV for fMRI Installation Manual Version R03 June 2015 Cambridge Research Systems Limited 80 Riverside Estate Sir Thomas Longley Road Rochester Kent ME2 4BH England www crsltd com...

Page 2: ...on R02 1 Version Date Changed by Description of Changes 1 0 1 6 2012 E Wallington First issue R02 September 2014 JT Updated text and images to firmware version VET26000 Added example of video feed R03...

Page 3: ...Camera and illuminator 10 Setting up the control Computer 10 Configuring LiveTrack and interfaces 11 Aligning the video camera 12 Viewing the video image 12 Focusing the video image 12 Safety 14 Life...

Page 4: ...mount The head coil mirror mount fits the camera to the head coil specific to particular head coil and scanner example on the left The camera is mounted on the mirror mount using short rod picture on...

Page 5: ...V for fMRI installation manual Version R02 4 Camera cable This cable extends the camera cable to connect to the filter box Pupil calibration stick The pupil calibration stick is used to calibrate the...

Page 6: ...e control room side LiveTrack DSP box This unit processes the analogue video signal and does the actual eyetracking This small box connects between the camera filter box and the host computer Camera p...

Page 7: ...d connects from the filter box to the LiveTrack DSP box Trigger input lead BNC to SMA Connects from the stimulus generator to the LiveTrack DSP box USB cable Connects from the LiveTrack DSP box to the...

Page 8: ...des safety isolation of the camera EN60601 type B from the computer equipment in the magnet room which will have higher leakage currents not permitted in the patient environment Consult your maintenan...

Page 9: ...interfaces to the host computer over the single USB lead It is compatible with all major operating systems 1 Mass storage interface USB MSD This is used for initial configuration of the eye tracker a...

Page 10: ...fore be free from paint or oxidisation and the clamping nuts on the connector must be done up tight Power supply The camera power supply should be connected to a suitable wall socket IN THE CONTROL RO...

Page 11: ...must be plugged into the MR CAM Signal IN connector This connector should be the only part of the filter box on the magnet room side of the penetration panel The powering of the camera and the LED is...

Page 12: ...ext editor saving the file when prompted The status LED will light up to indicate activity the drive is rather slow compared to other USB drives you might use Once the status light has gone out eject...

Page 13: ...available documentation for setup instructions The intensity of the LED light can be adjusted by means of a potentiometer at the filter box For optimal tracking it is recommended to have a camera to e...

Page 14: ...a white ellipse should be shown over the pupil iris boundary If set there will also be a grey cross on the glint These indicate that tracking has successfully locked on Example of a good image with p...

Page 15: ...ned for research applications only and like any other regular electronic device could fail at any time without warning Photo Sensitive Epilepsy Any system capable of creating flashing images can poten...

Page 16: ...his would compromise the safety of the patient environment and exposes those outside of the scanner to risk from radio frequency fields Electrical safety The LiveTrack AV for fMRI system is supplied w...

Page 17: ...ions The cables can act as antennas and disturb the sensitively adjusted fields of the MRI scanner If interferences of MR images or video images occur one should try to change the directions of the ca...

Page 18: ...LiveTrack AV for fMRI installation manual Version R02 17 80 Riverside Sir Thomas Longley Road Rochester Kent United Kingdom ME2 4BH...