Leg orthosis and leg orthosis unit, lower limb orthosis

摘要

PROBLEM TO BE SOLVED: To reduce pain in a knee joint having osteoarthritis of the knee. SOLUTION: A knee joint unloading device 2 as a leg device is between a medial thigh link 41IN, a medial crus link 20IN, and a medial crus link 41IN and a medial crus link 20IN in a direction in which a leg knee joint 3 extends. Between the medial extension force generating means 46IN, the lateral crus link 41OUT, the lateral crus link 20OUT, and the lateral crus link 41OUT and the lateral crus link 20OUT in the direction in which the knee joint 3 of the leg is extended. The outer extension force generating means 46OUT for generating the outer extension force is provided. The medial extension force is stronger than the lateral extension force or weaker than the lateral extension force. [Selection diagram] Fig. 1