1. Indications 1. radiating lower extremity pain, generally radiating from the lumbar hip to the lower extremity, often crossing the knee to the calf 2. sometimes numbness, wood, coldness or other discomfort in the lower extremity 3. underlying disease can be lumbar disc herniation, lumbar spinal stenosis, 1st degree vertebral slippage, lumbar compression fracture, lumbar postoperative pain syndrome, tumor metastasis causing vertebral destruction, etc. 4. imaging CT, MRI, etc. The lesion segment and the pain site are found to be the same 2. Contraindications 1. abnormal blood clotting 2. cauda equina nerve injury 3. significant loss of muscle strength in the lower limbs, huge disc herniation or disc free 3. advantages 1. less trauma, wide indications 2. the best treatment plan for the elderly population, the elderly disc degeneration is not suitable for disc intervention, systemic comorbidities are not suitable for surgery, long-term medication effect is poor, many side effects 3. safety