Indications for use: The knee tutor provides rigid fixation of the joint with takeover of lower third of the hip and upper third of the shank, this excludes ability to move the knee. Is used at arthrosis, with arthritis presentations, including rheumatoid and podagric, prophylaxis of patalogic placing of the lower extremity during moderate valgus or varus shank angulation. Is used as a splint during transport immobilization, when present plaster allergy, traumas of capsular and ligamentous system of the knee-joint with different degree of difficulty, undisplaced fractures of shin-bone intercondylar eminence, moderate expressed instability of knee-joint, including paralytic origin.