3W030 Modular Knee Joint for knee disarticulation

Item number: 3W030

Category: All products


Loading Class: 125 kg
Category: Knee and hip joints
Material: Steel Titanium

There are variations of this item. Please select the variation you wish.


3W030 Modular Knee Joint for knee disarticulation

with internal extension assist
up to 125 kg/275 lbs. body weight

  • for knee disarticulation amputees
  • low functional level
  • medium stance phase stability
  • medium swing phase control
  • not recommended for unstable  patients or those with a higher activity  level

This knee joint has a detachable lamination anchor on its proximal end and a pyramid with spherical segment on its distal end. Anterior and posterior linkage bars connect upper and lower joint. The security of the stance phase results from polycentric kinematics. For a control of the swing phase, axis friction and extension assist spring are infinitely adjustable.

Technical data:
Max. knee flexion angle: approx. 110°
Structural height: 18 mm (knee center to upper end)

3W314-30 or 3W315-30 Foam Cover

Additionally carried loads are also to be considered for weight selection.

Article No. Material  Weight  Loading Class
3W030-1  Titanium  592 g  125 kg
3W030-2  Steel  887 g  125 kg