Planmeca Promax 3D s User Manual page 74

TEMPOROMANDIBULAR JOINT (TMJ) EXPOSURE
Child
Adolescent
Small adult
Average-sized adult
Large adult
13.1.2 Patient positioning
70 Planmeca ProMax & Planmeca ProMax 3D s / 3D
Exposure values for TMJ program "Double PA"
PATIENT
Move the C-arm to the patient entry position if it is not
already there. Refer to section 8.2.4 "Selecting patient
entry position" on page 29 for differences between the two
positions.
Prepare the patient for the exposure as described in
section 11.2 "Preparing patient" on page 61.
Press the temple support button to open the temple
supports if they are not already open.
Temple
support
Guide the patient to the unit so that they are facing the
button
chin support. Explain to the patient that you will take a
double exposure and that the unit will rotate twice.
To adjust the height of the unit, press either of the height
adjusting buttons until the opening in the chin support is
Height adjusting
approximately level with the patient's mouth.
buttons
The X-ray unit moves slowly at first, then faster.
Ask the patient to step forward, grasp the patient handles,
stretch and straighten their back and neck, and press their
lips against the chin support. The patient's nose must rest
on top of the support and their mouth must be closed, and
their teeth must be together.
kV VALUE mA VALUE
64 5
66 6
68 7
70 8
72 9
User's Manual (2D)