The whole procedure of syringomyelia surgery is divided into three parts: anesthesia, position selection and surgical operation. 1. Anesthesia: the process of syringomyelia surgery will feel obvious pain, so anesthesia, you can choose ketamine compound anesthesia to reduce the pain during the operation. 2. Selection of position: For syringomyelia surgery, you can choose the head-down position or lying position. 3. Surgical operation: make a longitudinal or transverse incision at a suitable location, and sequentially incise the skin, the meatus membrane and the dorsal fascial tissue to reach the sheath wall layer. Separate the sheath capsule, extrude the sheath capsule out of the scrotal incision, lift the wall layer of the sheath capsule with two vascular clamps in the avascular area, and make anterior wall incision to suck out the fluid. After surgery, pay attention to diet, avoid stimulating food. Also pay attention to rest, not to carry out physical labor in order to avoid causing the wound to split bleeding.