Patient Positioning In Ap Towne Projection - Planmeca ProMax User Manual

5.6 Patient positioning in AP Towne projection

User's Manual
1. Perform steps one to seven as described in section
5.3 "Patient positioning in posteroanterior or
anteroposterior projection" on page 19. Rotate the
head support plate to the 90° position so that the
nasal positioner is placed next to the collimator.
2. Turn the nasal positioner up.
3. Position the patient between the ear posts so that
they face the collimator.
4. Position the patient's head so that the Frankfort plane
is tilted down about 30 degrees.
5. Ask the patient to open their mouth as wide as
possible.
6. Press the release lever on the left ear post holder and
very carefully slide the positioning cones into the
patient's ears.
Planmeca ProMax Cephalostat
5 CEPHALOMETRIC EXPOSURE
30°
25