Ossur Unloader One Plus Gebrauchsanweisung Seite 7

ENGLISH
LIST OF PARTS (Figure 1)
A. Quick Fit Thigh Connecter
B. Polycentric Hinge
C. Alligator Clip
D. Quick Fit Buckle
E. Elastic Thigh Strap
F. Gastroc Strap
G. Calf Strap
H. Upper Dynamic Force Strap (DFS)
I. Lower Dynamic Force Strap (DFS)
J. Thigh Shell
K. Calf Shell
L. Dynamic Force Control System Ratchet
M. Fastening Pad
N. Thigh Connector Fastening Pad
INDICATIONS FOR USE
• Mild to severe unicompartmental osteoarthritis
• Unicompartmental knee conditions that require load reduction to
affected compartment such as:
• Articular cartilage defect repair
• Meniscal cartilage repair
• Avascular necrosis
• Tibia plateau fracture
• Normal activities of daily living
CAUTION: For patients with peripheral vascular disease, neuropathy,
and sensitive skin, close physician supervision is recommended. The
Unloader One
issues. Modifications to flexion or extension stops and shell contour
should only be made by the healthcare professional. The healthcare
professional is responsible for advising patient on use of the Dynamic
Force Control System.
CIRCUMFERENCE LIMITATION
• Thigh circumferences smaller than 18" (45.7 cm) or larger than 33"
(83.8 cm)
• Calf circumferences smaller than 14" (35.5 cm) or larger than 24"
(61.5 cm)
ADJUSTING HINGE CONTOUR AND CORRECTIVE FORCES
1. Before putting the brace on the leg, loosen the two tamper-proof
hinge adjustment screws using the supplied Allen wrench. (Figure 2)
2. Seat the patient on the edge of a chair, leg in full extension.
3. Place brace on leg with center of hinge in line with center of patella.
The hinge should be placed midline in the anterior / posterior plane.
4. Insert spacer pads between the patient's leg and the condyle pad
ofthe hinge. (each pad ≈ 3 degrees)
5. Align shells and hinge with leg anatomy.
6. With slight pressure against the hinge, tighten the bottom hinge
adjustment screw followed by the top adjustment screw. (Figure 3)
7. Remove the brace, tighten the adjustment screws.
8. To ensure adjustment is secure, apply varus or valgus strain to the
mechanism. If the mechanism clicks, go to step 1.
9
Plus is field adaptable to accommodate patient comfort
®