Herniated lumbar disc closed injection can be effective on the same day, after one injection treatment, the patient’s symptoms have obvious improvement, you can not need to continue the treatment, if the symptoms are still present, you can also interval after a period of time for closed treatment. Closure therapy drugs include local anesthetics such as lidocaine and corticosteroids such as Triamcinolone acetonide. By blocking the conduction pathway of the nociceptive nerve and the vicious cycle of nociceptive response, it can improve local blood circulation and local anti-inflammatory. The scope of treatment is relatively large, the effect is quick and the side effects are relatively small, some patients will have relief of pain symptoms after the closed injection. If the protruding part or neighboring skin has local infection, and patients with abnormal coagulation function are contraindicated to play closed injection. Patients with lumbar disc herniation should be standardized treatment under the guidance of a doctor to avoid self-medication. Whether or not to play closed needle also need to follow the doctor’s advice.