Siemens MAMMOMAT Novation DR Installation Manual page 56

8 - 6
8.
9.
DR
MAMMOMAT Novation
System
- dose value in the table above. The measured AEC dose values shall be
between:
H -> 120 µGy to 140 µGy
D -> 180 µGy to 200 µGy
- image pixel mean value
Display the image with the syngo Image Viewer. To do so click on the Viewing
tabcard, load the image with the Patient -> Browser and select Tools -> Rect-
angle. Draw an area of approximately 1 sq.cm and measure the pixel mean
value. You have to measure approximately 2 cm above the chest wall at the
center of the detector.
Criteria: The expected pixel mean values are:
H = 250 ..... 350
D = 300 ..... 400
If the H & D dose settings have to be adjusted, proceed with Chapter 8 "Adjust the
H and D Settings" and repeat the H & D dose check for Mo/Mo again.
Record the measured values in the "Startup Protocol" on Page 11 - 1 .
Checking dose settings
SPB7-250.815.02
Rev. 02 09.04
Page 6 of 10
CS SD 24
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