1. Day 1 after surgery: (1) Perform respiratory function exercise, patient’s slow deep breathing, abdominal breathing exercises, the methods include active coughing, balloon blowing, etc. (2) Active dorsiflexion and plantarflexion activities of the ankle joint and passive activities of the knee joint for the affected limb; active activities of the healthy side limb. 2.Lower limbs to promote blood circulation apparatus treatment. 3.5-7 days after surgery, the affected limb is treated with CPM instrument. 4.Muscle exercise of the affected limb: postoperative quadriceps exercise of the lower limb according to the patient’s wound pain, the method of dorsiflexion of the ankle joint, calf down pressure on the bed surface to make the quadriceps contract, maintain 5-10 seconds, relax for 2 seconds, repeat. 5.1-2 weeks after surgery, under the guidance of the doctor, hold the double crutches, lower limbs on the affected side without weight to restore the human body to the upright mode and practice walking. 6, 3 months after surgery, the fracture is basically healed, carry out passive exercises of the hip joint: patient supine, the rehabilitation therapist holds the patient’s knee joint with one hand and the heel with the other hand, the patient’s sole is naturally placed on the forearm of the operator, so that the affected limb flexes the knee and hip. Slowly and uniformly flex, straighten, internally rotate, externally rotate, abduct and adduct the hip joint, with each movement for not less than 10 seconds, and repeat the movement after 5 seconds of rest, for not less than 30 minutes.