protect.4® evo

4-point knee orthosis
  • Excellent grip
  • Simple and correct fastening
Product variety
Standard colours
Suitable for
Men's sizing
Women's sizing
Material components
Avional, Velours, Polyester, PU foam

4-point knee orthosis for control of anterior and posterior tibial translation

The protect.4 evo is a functional knee orthosis.
The product is exclusively to be used for the orthotic fitting of the knee and only on intact skin.

Product features
  • Stabilisation of the knee joint via the 4-point-stabilisation-principle
  • Collateral stabilisation of the knee joint by rigid frame
  • The hinge design enables the wedges to be changed from outside
  • The movable D-rings adjust flexibly upon movement and provides that the brace supports secure fit on the leg
  • Flat and lightweight frame design provides that the brace is as comfortable to wear as possible under clothing.
  • Removable pads
  • Comprehensive set of wedges for flexible extension and flexion limitation
  • Anatomically pre-moulded frame
  • Numbered straps for easy and secure usage
  • 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 evo is a rigid brace designed  to guide and stabilise the knee joint using limitation for extension / flexion.


All indications requiring a physiological guidance and stabilization of the kneejoint and / or relief of the Joint in two directions such as

  • Cruciate ligament ruptures (conservative / postoperative)
  • Collateral ligament ruptures (conservative / postoperative)
  • Knee instability
  • Meniscus intervention
  • Cartilage surgery

None known at present

protect.4 evo – Instruction video for medical experts
protect.4 evo – Instruction video for patients
Size table

circumference of thigh 15 cm above the centre of the knee

15 cm6“5 cm2“
Circumferences in cm kT31 -3737 - 4545 - 5151 - 5757 - 6565 - 74
article number leftkBG.700.201G.700.202G.700.203G.700.204G.700.205G.700.206
article number rightkBG.700.301G.700.302G.700.303G.700.304G.700.305G.700.306
Contact us
Contact for usersContact for users
Contact us
+49 921 912-0
+49 921 912-783
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