Intervertebral foraminoscopic nucleus pulposus removal is an emerging and prevalent treatment method for lumbar disc herniation at home and abroad in recent years, and is gradually replacing traditional surgery as the first choice for surgical treatment of patients with disc herniation, with the following characteristics: 1. It avoids interference with the spinal canal and nerves, does not bite the vertebral plate and joints, does not destroy the paravertebral muscles and ligaments, does not require built-in objects, and has no effect on the stability of the spine; 2, the effect is consistent with the gold standard of intervertebral disc surgery – microscopic discectomy; 3, high safety local anesthesia operation, the operation can interact with the patient, does not hurt the nerves and blood vessels; endoscopic operation under direct vision, clear surgical field, greatly reducing the risk of operation; 4, indications Wide can deal with almost all types of disc herniation, part of the spinal canal stenosis, foraminal stenosis, calcification and other bony lesions; 5, less complications fast recovery the operation is less traumatic, the risk of forming thrombosis and infection is low; postoperative will not leave a scar at the posterior important structures, causing adhesions of the spinal canal and nerves, postoperative can go down to the ground, the average 3-6 weeks to resume normal work and 6, high patient satisfaction immediate pain relief, self-care of urine and stool, simple care, oral antibiotics can be, feasible outpatient surgery; skin incision only 7mm in line with the aesthetic point of view.