Fixing device for orthopedic surgery

The fixing device comprises an operation bed board, a T-shaped groove is formed in the upper surface of the operation bed board, an installation block is connected to the inner wall of the T-shaped groove in a sliding mode, a clamping arc-shaped plate is fixedly installed on the upper surface of the installation block, and an upper arc-shaped plate is hinged to the upper surface of the clamping arc-shaped plate through a hinge. The other ends of the upper arc-shaped plate and the clamping arc-shaped plate are clamped through a buckle and a clamping head, the inner walls of the upper arc-shaped plate and the clamping arc-shaped plate are fixedly connected with rubber air bags, and a negative pressure ball is embedded in the upper surface of the upper arc-shaped plate. According to the fixing device for the orthopedic surgery, clamping arc-shaped plates are arranged on the mounting blocks, upper arc-shaped plates are rotationally connected to the clamping arc-shaped plates through hinges, limbs of a patient are