Össur Unloader One OTS Manual Del Usuario página 5

8. Fully extend leg in a sitting position and make sure that brace is still
aligned correctly on leg (Figure 4).
9. Ensure strap pad is positioned under strap crossing on non-
ratcheted DFS strap in the popliteal and not wrinkled. Quick Fit
Buckles may have to be opened to relieve strap tension and allow
positioning of strap pad on non-ratcheted DFS strap. Remove
Upper DFS strap with dosing ratchet and feed strap through strap
pad (Figure 5).
10. If patient requires more or less unloading, adjust the tension of
upper DFS strap accordingly with Dynamic Force Control System
and/or lower DFS strap by adjusting length at thigh Quick Fit
Buckle.
11. If Dynamic Force Control System has been pulled to its maximum
and patient requires more pain relief, DFS straps may require
shortening at the lower Quick Fit Buckle.
12. Keyhole locks may be inserted into calf and thigh shells if desired to
ensure straps cannot accidentally be disengaged from shells
(Figure 6).
NotE: Have patient wear brace for a few minutes to make sure straps are
at comfortable tension.
rEMoVING BrACE
1. Sit with the knee flexed to 90 degrees.
2. Press button on Dynamic Force Control System to release tension
on the upper DFS strap. Adjust the dosing ratchet back to a setting
of "0" (Figure 7).
3. Open both upper and lower Quick Fit Buckle.
4. Remove Quick Fit Buckles from keyholes.
5. Remove brace from leg.
oNE-tIME StrAP LENGtH ADJUStMENt (oPtIoNAL):
1. Remove alligator clip and trim strap to desired length. Alligator
clips should be positioned near the Quick Fit buckles, away from
popliteal region (Figure 5).
2. Repeat for all straps.
rANGE oF MotIoN ADJUStMENt (roM):
The device comes with a 0° extension stop installed. Additional extension
stops of 5°, 10°, 15° and 30° have been provided. A flexion stop of 90° is
also included.
NotE: Optimal corrective forces are applied at full extension. If patient
requires an extension stop change, make sure to readjust tension in DFS
straps if more unloading is required.
to CHANGE rANGE oF MotIoN:
1. Peel condyle pad from hinge to expose screw.
2. Remove retaining screw.
3. Slide 0° stop out of hinge.
4. Insert desired extension stop.
5. Secure with retaining screw. (DO NOT OVER TIGHTEN)
6. To add flexion stop: follow steps 1 and 2, insert desired flexion stop,
then follow step 5.
BrACE MAINtENANCE
Unloader One
®
and care. Follow these easy maintenance steps to keep brace in good
condition.
pain relief device is designed for minimum maintenance
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