The utility model discloses a personalization subtracts orthopedic brace of lotus formula knee joint, intermediate junction spare is including the upper junction plate, intermediate junction board andthe lower connecting plate that connect gradually, the intermediate junction board includes condyle contact plate, biax chassis and two spacing buckles, the biax chassis is hollow structure's pluralboards, condyle contact plate, biax chassis and spacing buckle from interior to exterior connect gradually, the upper junction plate is connected respectively in the hollow structure on biax chassis with lower connecting plate, two spacing buckles respectively with upper junction plate and connecting plate coaxial rotation down. The utility model discloses can effectively reduce and correct in -process crowded to room between the offside, realize the personalized customization to the orthopedic brace of patient's knee joint, wear more comfortablely, the texture is slimmer and more graceful, does not influence the normal function of knee joint, stable in structure, reasonable in design for alleviating and the treatment of knee osteoarthritis (the inboard and the outside), and the external fixation of knee joint postsurgical.