The arm stretching device gives you stability in your stretches, minimizing risk while providing effective upper extremity and elbow joint stretches. It saves you the cost of going to rehab hospital and reduces the pain of arm stretching, which makes your rehab training more effective. The best elbow injury recovery training tool! Features: Humanized flexible self-contained flexion and extension two training modes can be flexibly switched family self-exercise is ensured. When training, adjust the angle to the limit angle you can bear, and keep still for 15 minutes. 15 minutes each time, twice in groups, 5 minutes rest between each time. 2-3 training sets per day. Perfect for physical therapy and occupational therapy, the elbow joint trainer provides controlled movement for rehabilitation after surgery or arm injury. The extension and flexion angle is precisely controlled by the angle ruler to realize the data visualization, and the pain is greatly reduced under the same effect. The inner wall is close-fitting and soft, and the texture is soft, preventing compression skin damage, not easy to deform, rounded corner design, rounded corners are not glued, more comfortable to use and less sore. Specification: Product name: elbow joint flexion and extension training device Exercise area: upper limbs Main material: PA, aluminum alloy, OK cloth, EVA Applicable occasions: home rehabilitation, rehabilitation center Application: Crush injuries and other hand injuries. Tendon and or ligament tears and other tendon injuries. Peripheral nerve diseases and other nervous system diseases. Fractures and dislocations. Arthritis or tendonitis. Carpal tunnel syndrome. Rehabilitation after stroke, etc.Applicable people: stroke, hemiplegia, arm stiffness, flexion and extension weakness, joint stiffness and contracture, adhesion of surrounding tissues, etc. Multi-function: wireless remote control, flexible and changeable. Automatic mode, self-training. Intelligent timing, automatic stop, adjustable speed. Ergonomic design: Use special equipment to slowly stretch the damaged and folded joint capsule, reduce joint capsule wrinkles, and restore the joint space to normal. Adaptive forearm support: suitable for exercisers with arms of various lengths. Bidirectional exercise: elbow joint exerciser - 90 90 full angle exercise, no need for help from others. Effectively relieve hand fatigue.