4-point rigid knee orthosis for control of anterior and posterior tibial translation. 3-point off-loader for varus- or valgus pressure relief.
protect.4 OA is a brace for varus/valgus pressure relief. The product is exclusively to be used for the orthotic fitting of the knee and only on unbroken skin.
Product featuresIntended purpose
- Relief of the lateral or medial compartment using the 3-point-principle
- Stabilisation of the knee joint via the 4-point-stabilisation-principle
- Flat and lightweight frame design
- Anatomically pre-moulded, twist-resistant frame geometry
- Reliable varus/valgus articulations located close to the hinge
- Numbered straps provide easy and secure usage
- Padding set for individual patient adaption
- Wedge set for flexible extension and flexion limitation
- Limitations:
- Extension: 0°, 10°, 20°, 30°, 45°
- Flexion: 0°, 10°, 20°, 30°, 45°, 60°, 75°, 90°
- Immobilisation: 0°, 10°, 20°, 30°, 45°
protect.4 OA is a rigid brace for relief and stabilisation of the knee joint.
Indications
All indications requiring unicompartimental relief by 3 point principle and additional physiological guidance and stabilization by 4 point principle and if necessary limitations of Range of motion such as:
- Severe medial or lateral gonarthrosis (at least level III) combined with ligament instability
- Unicompartmental relief at serve gonarthrosis before HTO (brace test)
- Cartilage surgery or chondroplasty
- Meniscus intervention
Contraindications
- Combined lateral and medial osteoarthitis
Size table
circumference of thigh 15 cm above the centre of the knee
| size | Measure | XS | S | M | L | XL | XXL |
|---|---|---|---|---|---|---|---|
| Circumferences in cm | kT | 31 -37 | 37 - 45 | 45 - 51 | 51 - 57 | 57 - 65 | 65 - 74 |
| article number varus left | kB | G.645.201 | G.645.202 | G.645.203 | G.645.204 | G.645.205 | G.645.206 |
| article number varus right | kB | G.645.301 | G.645.302 | G.645.302 | G.645.303 | G.645.303 | G.645.304 |
| article number valgus left | kB | G.646.201 | G.646.202 | G.646.203 | G.646.204 | G.646.205 | G.646.206 |
| article number valgus right | kB | G.646.301 | G.646.302 | G.646.302 | G.646.303 | G.646.303 | G.646.304 |
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