Maintenance after lumbar internal fixation and stapling should be based on your own condition, symptoms and medical advice, and can include bed rest, light diet and functional exercises. 1. Bed rest: After the operation, you should stay in bed for a period of time, avoid doing heavy work, avoid bending down and lifting heavy objects, etc. You should not sit or stand for a long time, and when you start walking, you should not walk more than half a mile. Do not sit or stand for a long time, and do not walk for more than half an hour after the operation. 2. Light diet: after lumbar spinal nailing, the patient’s digestive function will be affected, so the diet should be light, and more dietary fiber can be consumed to help digestion and prevent urinary and fecal disorders. Vitamin D intake, high calcium diet, sun exposure and other methods to promote calcium absorption, thereby promoting postoperative healing. 3. Functional exercise: you can wear protective devices to get out of bed in the late stage, and you can do lumbar and dorsal muscle exercise such as five-point support in the early stage, and small swallow fly exercise in the late stage. Correct functional exercise can help to resume normal life and work, but the exercise should be carried out under the guidance of the doctor to avoid excessive intensity and injury. After lumbar bone grafting and nailing surgery, you should follow the doctor’s instructions for treatment and rehabilitation exercises, and go to the hospital for regular checkups, and do not use your own medication and treatment, so as not to cause adverse consequences.