4. Operation
EzRay Air Portable
(Model: VEX-P300) User Manual 25
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Positioning Instructions
Paralleling technique:
The phosphor plate or sensor is placed in a holder used to
align the phosphor plate or sensor parallel to the tooth' long axis.
Bisected angle technique:
The patient holds the phosphor plate or sensor in place
with his/her finger. The X-ray beam is directed perpendicularly towards an imaginary
line, which bisects the angle between the phosphor plate or sensor plane and the
tooth's long axis.
Position the tube head to the patient using the accepted standard positioning
procedures.
1. Phosphor plate or Sensor
2. Long axis of the tooth
1. Phosphor plate or Sensor
2. Long axis of the tooth
