Ottobock 50K324N Gebrauchsanweisung Seite 15

5.2 Adaptation
Adjusting the corrective force
Prerequisite: The patient should be seated.
>
Prerequisite: The knee joint should be relieved of pressure and slightly
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bent.
1) Set the corrective force on the socket screw above the brace joint (see
fig. 7). This changes the varus/valgus angle of the brace (see fig. 6).
2) Check the corrective force while standing and walking.
3) Adapt the corrective force until the desired adjustment has been
achieved.
Optional: shorten the bottom lower leg and upper leg straps
1) Remove the Y-hook-and-loop.
2) Shorten the straps to the required length.
3) Stick the Y-hook-and-loop onto the strap.
Optional: shorten the top lower leg strap
1) Loosen the hook-and-loop closure on the strap guide loop.
2) Remove the hook-and-loop circle.
3) Shorten the strap to the desired length.
4) Fasten the hook-and-loop circle to the top lower leg strap.
Optional: limiting the knee flexion and extension
The extension limitation at delivery is 0°. The flexion is not limited.
1) Remove the condyle pad.
2) To limit the extension, remove the anterior screw. To limit the flexion,
remove the posterior screw.
3) Choose the joint stop appropriate for the desired flexion and extension.
4) Insert the joint stop into the brace knee joint. Insert the joint stop at the
front to limit extension and at the back to limit flexion. Ensure that the
head of the joint stop is pointing outwards. (see fig. 8).
5) Secure the joint stop with the screw (see fig. 9).
6) Re-attach the condyle pad.
5.3 Removal
> The patient should be seated.
> The knee joint should be slightly bent and relieved of pressure.
1) Remove the screw cap. This opens the tieback in the top lower leg strap.
2) Using your hand, partially pull out the top lower leg strap (see fig. 10).
3) Pull the screw cap out of the fastener at an angle (see fig. 3).
4) Loosen the bottom lower leg straps and both of the top thigh straps.
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