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protect.4 OA

4-point rigid knee orthosis

  • Exact and effective valgus or varus pressure
  • Cushioned frame padding
  • Ultraflat and very light weight

  Medical specifications

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.


Features

Product benefits

  • 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°

Intended purpose

protect.4 OA is a rigid brace for relief and stabilisation of the knee joint.

Details

Standard colours


Material components

Aluminum, Polyamide, PU

Size


Size

XS
S
M
L
XL
XXL

Medical specifications

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

Further information

File download

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FAQ

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FAQ page