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Activate the "All Brakes" function on the handle and extend the
X
arm system.
Put on sterile gloves.
X
Attach all the sterile controls.
X
Unpack the sterile drape carefully and drape it over the M844
X
surgical microscope as far as the arm system.
Clamp the protective glass (optional) onto the objective.
X
Do not attach the sterile drape too tightly with the provided
X
ribbons. It must still be easy to move the instrument.
Check the ease of movement of the instrument.
X
Follow the instructions provided by the manufacturer of the
sterile drape.
Always use the drape with a protective glass.
7.14.4 Attaching the protective glass to the objective
Place the sterilized protective glass on the optics carrier so that
X
the markings on the M844 (1) and on the protective glass (2)
are aligned.
1
2
Insert the protective glass upwards into the bayonet mount in
X
direction (a).
Turn the protective glass in direction (b) until it engages.
X
b
a
M844 / Ref. 10 713 294 / Version 01
7.15 Function check
Refer to the checklist before operation on chapter 15.1.
Preparation before surgery
41
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