Patient, female, 33 years old, was admitted to the hospital for lumbar pain with right lower limb paresthesia for 1 year, right lower limb pain was heavier than lumbar pain, radiating from the buttocks to the posterior-lateral thigh and posterior calf, and admission examination: hyperalgesia of the skin of the posterior-lateral right calf and dorsal-lateral foot, normal muscle strength, hourly right ankle reflexes, and a positive SLR60 on the right side, and a review lumbar spine MRI was given after the hospitalization, and a comprehensive medical history, symptoms, signs, and imaging examinations of the patient were combined. The patient’s history, symptoms, signs and imaging examinations were taken into account, and a lumbar disc herniation herniation (L5S1) was considered, and a posterior lumbar Quadrant channel nucleus pulposus removal operation was performed. The operation was performed under general anesthesia in 45 minutes, with bleeding of about 10 ml. The operation was performed 3 days after the operation with a lumbar girdle for proper mobility. Advantages of this procedure: operated under direct vision, clear illumination using cold light source such as headlamp, clear anatomical structure, can be assisted by an assistant, less muscle destruction than traditional surgery, less impact on the stability of the lumbar spine, the length of the incision is about 2.5cm; Disadvantages: general anesthesia, no magnification of the operative field, the need to remove part of the bone, the need to destroy some of the muscle, the need to use drainage, and so on.