Generally open lumbar spine surgery down time, in the postoperative period of about 1 ~ 4 weeks, but also need to determine the time to go down according to the cause of the disease, all need to wear lumbar support situation. Because the lumbar muscle strength decreases after surgery, wearing a brace can strengthen the lumbar muscle strength and reduce secondary injuries. Open lumbar spine surgery is common for lumbar disc herniation with spinal stenosis, lumbar spine fracture, scoliosis, lumbar spine tumor and other surgeries. 1. Lumbar disc herniation with spinal stenosis: generally, you can walk on the ground with lumbar support 1 week after surgery. 2. Lumbar vertebral fracture: after the vertebral fracture, the stability of the spine decreases significantly, in order to create conditions for internal fixation of the fracture and healing of the fracture, it is recommended to get down to the ground about 4 weeks after the lumbar spine surgery. 3. Scoliosis: Generally, scoliosis can be treated by wearing a waist cuff or a brace 1 week after lumbar spine surgery. 4. Spinal Tumor: Generally, it is recommended to get down to the ground about 2 weeks after the surgery. If you have any of the above conditions, it is recommended to consult a professional doctor to avoid delay.