1. Grip strength: rubber balls and other items can be used, generally about 3 to 5 minutes, three times a day, and the time and times can be gradually increased, but one time should not be too long. Extensor traction:

Stretch elbow and bend wrist for traction, with a maximum of 5 digits, and repeat 10 times as a group, with 3 groups every day.

2. Wrist stretching: initial weight1-2kg, maximum weight 5. Repeat 10 times as a group, 3 groups per day; Gradually increase the number of repetitions, increase the weight 1 pound when it reaches 30 times, reduce the number of repetitions to 10 times, then gradually increase the number of repetitions, and so on.

3. Wrist flexion: Do not start with heavy weight, repeat 10 times as a group, 3 groups a day; Gradually increase the number of repetitions, increase the weight 1 pound when it reaches 30 times, reduce the number of repetitions to 10 times, then gradually increase the number of repetitions, and so on.

4, neutral stretching exercise: forearm stretching and relaxing for 2 minutes.

5. Practice before rotation: You can practice with a hammer at home, and go around the previous week for 5-8 minutes each time, three times a day.

6, supination contact: you can practice with a hammer at home, the last week or so, 5-8 minutes each time, three times a day.