Siemens SIREMOBIL Iso-C

Adjustments / Programs 5 - 23
Siemens AG SPR2-230.061.01 Page 23 of 30 SIREMOBIL Iso-C
Medical Solutions Rev. 13 12.04 CS PS 24 System Manual
• The potentiometer (Fig. 7) of the area dose product measurement device can be used to
adjust the test value to the programmed value (Qt*Kg).
• After the adjustment, select "Stop Diamentor Test" on the service PC and click on "Exe-
cute".
• Close the status window by clicking on the Ok button.
• Respond to the query "Do ypu want to reset the unit" by clicking "No".
• The test is ended.
• Check the accuracy of the area dose product measurement device. Refer to the next
page.
Checking the accuracy of the area dose product measurement
device
5
Prerequisites 5
The calibration of the area dose product measurement device has already been per-
formed.
Preparations 5
• Attach and center the center cross on the I.I. (Fig. 6).
• Select survey format.
• Select KV mA curve plateau HC1.
• Attach and center the small (1cm
3
) dose measurement chamber of the dose measure-
ment device (Dali, Nomex ...) onto the image intensifier (Fig. 7).
• Release fluoroscopy briefly, adjusting the iris on the radiation field to a format of approxi-
mately 8 cm.
• Do not make any further adjustments to the iris.
• Record the inner diameter (Fig. 8) of the octagonal area of the radiation field.
• Remove the center cross.
• The measuring chamber is still in the center of the I.I.
• Select kV STOP and enter 70 kV.
The radiation field must cover the entire area of the dose
measurement chamber of the dose measurement device
(Dali, Nomex ...) .
NOTE