Changing Accessories Of The Surgical Microscope And Balancing The Swing Arm; Attaching The Sterile Components; Starting Up The Surgical Microscope - Leica M220 F12 User's Manual & Installation Manual

Preparation before surgery
7.10 Changing accessories of the
surgical microscope and
balancing the swing arm
WARNING
Risk of injury from the surgical microscope swinging down!
Lock the swing arm.
X
Never change the accessories or attempt to rebalance
X
the microscope while it is above the field of operation.
Before re-equipping, always lock the swing arm.
X
Balance the swing arm each time after changing
X
accessories.
1
3
Locking the swing arm
Position the swing arm (1) approximately horizontally.
X
Tighten the brake knob for locking the vertical position (2).
X
The swing arm is now locked.
Cleaning the optical accessories
Inspect the cleanliness of the eyepieces and objective as well as
X
any photo or TV adapters as appropriate.
Remove dust and dirt.
X
Installing the accessories
Outfit the microscope with all accessories for use.
X
Balancing the swing arm
Hold the microscope firmly.
X
Loosen the brake knob for locking the vertical position (2).
X
The swing arm is now released.
By moving the swing arm manually, determine whether more
X
force is required to move it upwards or downwards.
If more force is required to move it upwards:
Turn the balancing knob (3) in the direction of the larger weight
X
(counterclockwise).
If more force is required to move it downwards:
22
X
X

7.11 Attaching the sterile components

Standard components
• 2 handles, transparent
• 1 drive knob (Illumination switch)
The handles and drive knob can be sterilized via steam or gas.
X
X
X
2
7.12 Starting up the surgical
X
X
Leica M220 F12 / Ref. 10 716 922 / Version 03
Turn the balancing knob (3) in the direction of the smaller
weight (clockwise).
When adjusting the brake force, note that the upwards
movement force is slightly less than the downwards force.
Sterilize the handles and drive knobs.
Attach the sterile drive knob to the rotary knob for illumination.
Attach the sterile handles to the optics carrier.
microscope
Switch on the power switch (1).
The light is switched on and the XY-unit moves to the reset
position.
1