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1、Product structure and composition: The product is mainly composed of aluminum alloy panel,high-strength eng neering plastics, viscous cloth and sponge, nylon bags, etc.

2、Range of application: fracture site or fication and support of the affected part.

3、Purpose: mainly applied in the joint injuries(knee joint fracture, patellar ligament injury, knee joint flexion contracture, acute soft tissue injury, patellar fracture, dislocation, knee joint lateral instability,against kneebend) fixation and rehabilitation training until rehabilitation(the key part can freely move or fix between 60°-180°)