Air Techniques ProVecta 3D Prime Notice D'utilisation page 35

Check the X-ray positioning beam for the mid-
i
sagittal plane and correct the position of the
patient if necessary�
Align the head of the patient according to the
i
Frankfurt horizontal plane with the aid of the
X-ray positioning beam�
Exception: sinus image� Patient over-extends
the cervical vertebral column to the rear by
approx� 10° to 15°�
Figure 3: Frankfurt plane: laser height at the
lower edge of the eyes
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Correct any inclination of the head via the
i
height of the unit�
If necessary, correct the X-ray positioning
beam manually�
Direct the "upper canine" X-ray positioning
i
beam as exactly as possible to the middle of
the upper canine�
Have the patient smile so the upper canine is
visible�
Usage
EN
US
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