Inclusion Criteria:  - Single-segment lumbar disc herniation/lumbar spinal stenosis  Exclusion Criteria:  Multi-segment lumbar disc herniation / lumbar spinal stenosis、Have received surgery、Hypertension、Diabetes  Inclusion Criteria:  Inclusion Criteria:  Single-segment lumbar disc herniation Symptoms of nerve compression  Exclusion Criteria:  foraminal and extraforaminal disc herniation multilevel disc herniation, spinal stenosis spondylolisthesis scoliosis prior lumbar surgery spinal infection spinal tumor a history of hip or knee arthritis