Knee disarticulation

Knee disarticulation is a muscle balanced amputation level that can be used in patients with diabetes, peripheral vascular disease, and trauma. Patien ts who are capable of sitting in a chair retain an excellent platform for s itting, a lever arm for transfer, and are unlikely to have joint contractur es develop, In patients who are ambulatory and have vascular disease and in patients with trauma, this amputation level provides a well padded residua l limb that allows distal endbearing, The use of a four bar linkage prosthe tic knee joint confers intrinsic knee joint stability during walking.