Hydroentanglement is good for treating lumbar disc herniation sciatic nerve pain, especially for pain caused by lumbar discs compressing the sciatic nerve, sometimes with low back pain or pain in the lower extremities. Compression of the nerve root after a herniated disc can lead to sciatic nerve damage. Hydro-acupuncture therapy is a treatment method that relieves clinical symptoms by injecting medication at acupuncture points. Due to the penetration and therapeutic effect of the drug, it exerts its efficacy to eliminate the edema around the nerve and reduce the local aseptic inflammation, thus relieving the clinical symptoms. The surgical operation must be carried out in accordance with the principle of aseptic operation in order to avoid the occurrence of local infection.