CEPH ACQUISITION
7.1 SELECTING THE EXAM TYPE
· From the AIS tool bar press the CEPH button to enter in the acquisition window.
· From the acquisition window (refer to AIS Operator’s manual for the description of the acquisition window) select the patient
type (man, woman, child) and size (small, medium, large).
· Select the type of CEPH exam (LL, AP/PA, Carpus) and check the predened loading factors.
· Press the “0 position” button.
· The green status indicator will start blinking and the CEPH detector sliding group will reach the reset position.
Table of loading factors
The values of loading factors indicated below for each type of exam and for each patient size are predened; they constitute
recommendations to be applied directly to optimize operation.
Child
medium
Woman
small
Man small Woman
medium
Man
medium
Woman
large
Man large
kV mA kV mA kV mA kV mA kV mA kV mA kV mA
CEPH AP/PA 68 6 72 6 73 6 75 6 76 6 77 6 78 6
CEPH LL 68 8 72 8 73 8 75 8 76 8 77 8 78 8
CARPUS 66 9 72 9 73 9 75 9 76 9 77 9 78 9
7.2 PATIENT POSITIONING
Bring the patient to the equipment, in front of CEPH patient support:
• Turn manually the whole head support to one of the three allowed positions, depending on the selected exam: AP, PA,
carpus or LL.
• Set equipment height until ear rests are at the patient ears’ height.
• Open horizontally the ear rests acting on the dedicated rests knobs.
• Turn in horizontal position the nose support.
• Ask the patient to slowly place himself/herself between the ear rests.
• Close the ear rests on the patient ears and gently move the patient’s head to the correct position with his mid-sagittal plane
corresponding to the vertical axis.
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