Six steel nails in the waist is a surgical treatment, is the main treatment for lumbar spine fracture, lumbar degenerative disease and other diseases, can work with the cause of the disease, the degree of injury and postoperative recovery, generally can work after a good recovery. 1. Lumbar vertebral fracture: surgical methods include pedicle screw reset internal fixation, decompression and orthopedic bone grafting internal fixation, etc. After the fracture is completely healed and the lumbar vertebrae are stabilized, the steel nails can be taken out, and if the recovery is good, the patient can live a normal life and engage in normal activities; however, the patient should pay attention to avoiding heavy labor in the early stage of the procedure. 2. Lumbar spine diseases: such as lumbar disc herniation, lumbar spondylolisthesis, etc. Surgical methods include anterior discectomy, intervertebral bone grafting and fusion surgery, etc. Patients with good postoperative recovery can have normal life and normal activities. Patients who have recovered well after surgery can live a normal life, but should not do heavy work, avoid frequent bending, strenuous exercise and other activities to avoid recurrence of the disease. The purpose of surgical treatment for lumbar spine fracture and lumbar spine disease is to reconstruct lumbar spine solidity, release the compressed nerves, restore the physiological curvature of lumbar spine, and restore the normal motor function of lumbar spine as far as possible. If the patient’s lumbar spine is severely damaged, the fracture heals poorly after surgery, or the symptoms of compressed nerves are not completely relieved, it may affect the patient’s daily life and activities.