In clinical terms slip is mainly a slip in the lumbar spine area, which can be diagnosed as lumbar spondylolisthesis, which is the occurrence of misalignment between the lumbar vertebrae. If the misalignment between the lumbar vertebrae occurs to a degree of 0.4mm or more, it can be diagnosed as lumbar spondylolisthesis. Lumbar spondylolisthesis is categorized into three degrees, with one degree being the mildest and three degrees being the most severe. Most patients with lumbar spondylolisthesis have lumbar spinal stenosis. If the patient has no clinical symptoms of nerve damage, no special treatment is needed. If the patient has numbness, pain, muscle weakness in both lower limbs, limited lumbar activity, which affects normal life, surgery should be considered. Can do incision reset, after reset give nail rod system internal fixation. After the lumbar spondylolisthesis patient must go to the hospital in time, under the correct diagnosis of the doctor to take treatment, so as not to make the condition worse.