After 2 to 3 weeks of elbow dislocation, active or passive flexion and extension exercises can be performed after removing the external fixation. Elbow flexion and extension exercises can be performed under the guidance of the doctor. 1. Elbow flexion exercises: you can actively perform elbow flexion exercises on the affected side, or you can hold the affected side with the healthy hand and passively perform elbow flexion exercises for 2 to 3 minutes each time. 2. Elbow extension exercises: you can actively use the affected limb to do elbow extension exercises, you can also lie on your back on the bed, extend the forearm out of the bed, fully relaxed, you can also hang some weights to assist the elbow extension exercise. 3 groups per day, each group 10 times, or each adhere to 20 minutes. It is recommended to carry out elbow training under the guidance of a professional physician, so as to avoid secondary injuries caused by improper training methods.