Patent ID: 6981957

Claim:
A knee brace, comprising: a medial and a lateral side femoral arm; a medial and a lateral side tibial arm; a medial side joint mechanism coupling the medial side femoral arm to the medial side tibial arm; a lateral side joint mechanism coupling the medial side femoral arm to the lateral side tibial arm; wherein each of said medial side joint mechanism and said lateral side joint mechanism comprise upper and lower hinges, the lower hinges enabling relative movement between the femoral arms and the tibial arms in posterior-anterior planes and the upper hinges enabling free relative movement between the femoral arms and the tibial arms in medial-lateral planes; and wherein at least one of said femoral arms has a length adjustment mechanism; and wherein adjustment of the length of one of the arms produces a medial-lateral angular movement of at least one or the other of the femoral arms about said upper hinges.