Contraindications for lumbar disc herniation surgery include the combination of serious medical diseases, infections, abnormal coagulation function and so on. 1. Combination of serious internal diseases: If there is a combination of serious internal diseases such as hypertension, diabetes, heart disease, etc., it is necessary to regulate blood pressure, blood sugar, etc. at normal values, with good heart function and stable general condition before performing the surgery, so as to avoid life-threatening problems caused by unstable vital signs during the operation, as well as problems of poor wound healing in the postoperative period. 2. Infection: because the body will cause low immune status after infection, surgery is also a kind of injurious treatment, at this time the surgery is easy to cause co-infection and postoperative complications, so patients with local or systemic infection can not undergo lumbar disc herniation surgery. 3. Coagulation dysfunction: there will be bleeding in the process of surgery, if the patient’s coagulation function is poor, it may lead to coma, shock or even death because of excessive bleeding during the operation. Whether or not to operate for lumbar disc herniation needs to be decided by the doctor after evaluation according to the patient’s condition and systemic situation. It is recommended that the patient actively cooperates with the doctor to carry out the relevant examination and formulate a reasonable surgical plan.