Patients suffering from lumbar disc herniation with edema, mainly refers to edema in the nerve root area. If it is in the acute stage and the patient is seen in time, the doctor takes the correct treatment, most of them need to lie flat on a hard board bed and at the same time sedation of mannitol solution, after about 1 week of treatment, the patient’s nerve root edema will be significantly relieved and the patient’s clinical symptoms will be significantly reduced. If it is in remission, and the degree of nerve root edema is not heavy, and it takes longer to eliminate the edema, most of them need to adopt pelvic traction, while the lumbar spine should be treated with hot towel compress, spectrum instrument baking electricity, microwave instrument, and orthopedic washing medicine fumigation, etc. It takes about 2-3 weeks for the edema of nerve root to be gradually eliminated.