Activating Calibration - Brainlab EXACTRAC INFRARED MONITORING Clinical User Manual

4.2.2

Activating Calibration

How to Access To access system calibration options, press Calibrate in the navigation panel. The Calibration
Isocenter screen is displayed.
Calibration
Calibration Screen
Activating To activate full system calibration, select all the available options, and press Next.
Calibration
NOTE: If you make an invalid selection (e.g. isocenter calibration without the necessary X-ray cal-
ibration), this is indicated by a warning message.
General Calibration If you also use ExacTrac 5.5, you will override your ExacTRac 5.5 x-ray calibration if you perform
Recommendations the ExacTrac IR Monitoring calibration detailed here. A new calibration for ExacTrac 5.5 will there-
fore be necessary.
Brainlab recommends that you perform calibration with ExacTrac 5.x, and then start ExacTrac IR
Monitoring
Clinical User Guide Rev. 1.1, ExacTrac Infrared Monitoring Ver. 1.0
Calibrate the system at least once a week and verify the calibration daily. Regular cal-
ibration and verification of the system is necessary to ensure accuracy. Always cali-
brate the system after an equipment collision occurs.
Handle the calibration phantoms with care. Accurate calibration cannot be guaranteed
using a damaged phantom. Be careful not to scratch or damage the infrared markers.
Figure 12
37