Inner ankle fracture is considered to be ankle joint fracture, after the removal of the cast can not be moved need to take general measures, rehabilitation therapy, which includes the restoration of immobilization, straight leg elevation, dorsiflexion and extension activities. 1. General measures: usually, when the ankle cast is removed, you can massage or use hot towels to apply hot compresses to the local area, which can promote the local blood circulation to a certain extent, and is conducive to functional recovery. 2. Rehabilitation training: patients need to actively cooperate with the doctor to carry out external fixation by manipulation, and then carry out functional exercise after sufficient rest. Generally, in the early stage of rehabilitation, straight leg elevation training, lateral leg elevation training, passive or active toe flexion and knee flexion activities. Then, in the late stage of rehabilitation, we need to perform ankle flexion, extension, rotation and other activities under the guidance of the doctor, and gradually walk with weight bearing. In conclusion, ankle fracture patients need to carry out rehabilitation training step by step to restore normal joint function, prevent muscle atrophy, and go to the hospital for follow-up on time.