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NOTE: To optimize processing for the best image quality, Patient Size should be confirmed for each view.
Available options are:
– Medium Pediatric (toddlers to 5 years old)
– Small Adult
– Medium Adult
– Large Adult
WARNING:
It is critical to select the proper patient size on the Acquisition screen. The incorrect Patient
Size may result in an unnecessarily large radiation dose or multiple exposures.
4. Select the GE Digital Detector receptor, if necessary.
Figure 6-8 Receptors: GE Digital Detector selected
5. Select the Mode: AEC or FIXED, if necessary.
6. If in AEC mode, change the selected Ion Chambers, if necessary.
Selected (active) AEC cells will appear as darker buttons on the acquisition screen.
IMPORTANT!:
If in AEC mode, position the patient so that the anatomy of interest is centered over the
selected AEC cells. The body part must cover the selected ion chambers in order to achieve
the appropriate exposure.
7. Make other technique adjustments as necessary.
You are able to adjust the kV, mA, and Focal Spot.
NOTE: Press [RESET TECHNIQUE] at any time to reset the technique to the default protocol settings.
NOTE: You may also make technique adjustments from the Touch Screen Console on the tube-collimator
assembly. Refer to
8. Change the Cu Filter selection, if necessary.
WARNING:
The Cu filter selection on the screen is display only. The Cu Filter must be manually inserted
into the collimator by the operator after selection.
9. Confirm or adjust the Patient Side, if applicable.
10. Collimate and shield as appropriate for the exam.
11. Have the patient suspend respiration, if required.
Definium 5000 X-Ray System
Operator Manual
Touch Screen Control
(p. 6-8) for more information.
5197809-1EN
© 2008 General Electric Company. All rights reserved.
Chapter 6: Image Acquisition
Rev. 4 (13 February 2008)
6-13
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