Lumbar anesthesia patients are awake, lumbar anesthesia is to insert a needle from the spinous process of the lumbar spine into the spinal canal, penetrate the dura mater to reach the subarachnoid space, and then inject the anesthetic into it. After the onset of anesthesia, the patient’s waist and the parts below the waist will lose self-consciousness, but the parts above the waist do not have any effect, so the patient’s brain is awake, and the hands can move, can breathe normally. Clinical common lumbar anesthesia surgery are open appendectomy, hernia repair, ureteral stone lithotripsy, varicose vein stripping of both lower extremities and double lower extremity orthopedic surgery, as well as anorectal lesions of the surgery generally can be lumbar anesthesia.