The sequelae of surgical anesthesia have little to do with the anesthesia method, different anesthesia methods, the sequelae occurring are different, divided into the following cases: 1, cerebral hypoxia during general anesthesia, which can lead to postoperative patients can not wake up, and ultimately become a vegetative state, which is a very rare case in the clinic, such as a more serious craniocerebral trauma patients, there may be a failure to wake up after the operation, but has nothing to do with the anesthesia, it is due to their own disease; 2, local anesthesia in the nerve block anesthesia, which can lead to a temporary nerve damage, 2-3 months after the self-recovery can be achieved.