Download INSTRUCTIONS FOR USE Optimus 50/65/80

4.3
Operation with AEC, without APR
Making X-ray exposures
4.3.2
1
Select auxiliary
The LED is lit
2
Select focal spot
only with Variofocus (option)
The LED is lit
3
– +
4
Select measuring field
• The LED lights up in the fields selected.
• If you switch OFF all the measuring fields,
AEC
goes out.
Enter exposure data
Example:
70 kV
–
+
25 mAs
–
+
50 ms
–
+
5
If necessary, adapt exposure data to the thickness of the patient’s body
Depending on programming by Customer Service the following are adapted
for each individual auxiliary:
• kV and mAs in dose-equivalent increments
• density in increments of 6%, 12%, 25%.
6
Position patient
7
Collimate!
8
Release preparation (step 1)
goes out briefly
9
Release exposure (step 2)
Hold down button until you hear the audible signal. If you release before the
signal sounds you abort the exposure. Do not press the button more than
three times a minute; this increases the life of the X-ray tube.
is lit; preparation/exposure or fluoroscopy can also be indicated visually
(optional).
After exposure
• There is an audible signal
•
goes out
• The exposure data remain intact
• Post-exposure display appears for 25 s
To call up the post-exposure display again press
26
Operation
.
Optimus 50/65/80
Version 3.6
Philips Medical Systems
You can also press the button straight through to step 2. After the preparation time the exposure is released.