I. To regulate the structure of the diet, mainly protein and vitamin intake, a balanced diet is required, with an appropriate increase in diet and fruit according to the amount of exercise; maintain direct sunlight for 30-45 minutes daily. Second, to ensure the quality of sleep at night, functional exercise and recreation during the day, no lunch break is recommended; 2-4 hours of functional exercise during the day, the rest of the time to keep the knee joint in the straight position as much as possible, not less than 6 hours. Third, the daily extension should not be greater than 1 mm, divided into 4-6 times. Fourth, the daily exercise is divided into 3-4 times, each walking or treadmill is not greater than 30 minutes, and rest is required in between when it exceeds 30 minutes. V. In case of needle tract reaction, strengthen the needle tract care, reduce the daily activity, reduce the amplitude and number of activities of the adjacent joints, rest in bed in severe cases, use antibacterial agents and contact the attending physician as soon as possible. VI. When the lower limbs are swollen, activities should be adjusted according to the principle of small amount and many times, i.e., reduce the duration of each activity and increase the number of activities. To the extent that the swelling does not increase or can quickly subside after rest. VII. In case of accidents such as broken needles, contact the attending physician immediately. VIII. In addition to daily walking and treadmill, functional exercises for muscles and joints should be performed in the following order: Isometric exercises: quadriceps, N cord, anterior tibialis, gastrocnemius Joint activities: dorsiflexion of ankle joint → extension of knee joint → anterior and posterior rotation of foot → flexion and extension of toes → plantarflexion of ankle joint → flexion of knee joint. Functional exercise and walking weight during the mineralization period should be carried out according to the principle of small to large and light to heavy, as prescribed by the doctor. X. Take film once a month during the lengthening period and early mineralization period to photograph the complete treatment area; review and take film once every two to three months during the middle and late mineralization period.