1, the day after the lumbar spine internal fixation should be strictly bed, under the assistance of nursing staff every 2 hours to turn over to prevent bed sores, turning over before the drainage tube, urine bags, etc. should be loosely tied to prevent pulling out when changing position. 6 hours after general anesthesia, you can eat easily digestible porridge, noodles and other foods as prescribed by the doctor. You can actively move the joints of the upper limbs and the ankles of the lower limbs, and the accompanying person can massage the muscles of the lower limbs and passively move the hip and knee joints. 2, generally remove the introduction of drainage tube on the second day after surgery. 24 hours drainage less than 50ml can also be removed. If the drainage bleeding is excessive or a large amount of clear cerebrospinal fluid is induced, the doctor should be reported and the tube may be removed earlier. Chen Zhong, Zhujiang Hospital Orthopaedic Center, Southern Medical University 3. Three days after the postoperative ground, more bed self-exercise can be added. The stitches are removed on the tenth day after surgery. 4.You can take the lumbar girth out of bed on the 7th-10th day after surgery. When you get out of bed, you should bring the lumbar girth first, lie prone near the bedside, lower your legs first, and then support your upper body with both hands. When you first get off the floor, you may feel dizzy and your legs may be weak. Sometimes you need to lie back and rest for a while before getting out of bed. 5. Light physical activities such as walking can be carried out after discharge from the hospital. Try to bend as little as possible. When picking up objects on the ground, you should bend your legs and squat straight down to pick them up. Minimize sitting, try to sit on a high stool not a low stool. Waist circumference is generally brought for two months or as prescribed by the doctor. 6, the diet should be light, not too spicy stimulation, appropriate food eggs milk fish, lean meat and other high-protein food, anemic people should often eat some animal blood. You should quit smoking and drinking. 7, one month after surgery can practice four-point support (with hands and feet propped up on the bed, the whole body vacant, in the shape of an arch bridge); one and a half months can practice flying swallow work (patients lying prone, lifting the head and chest out of the bed, two upper limbs to the back, two knees straight, lifting two legs from the bed). 8, one month after surgery review 9, active treatment of diabetes, hypertension, gout, osteoporosis and other diseases.