Plastic surgery is generally associated with trauma, scars and various complications, and all of them have certain surgical risks, mainly divided into intra-operative risks and post-operative risks. The most serious intraoperative risks are anesthesia accidents, which may be fatal, and vascular and nerve damage, which may lead to bleeding and hematoma and affect the postoperative effect. Post-operative risks are mostly caused by irregular but surgical operations, such as post-operative scars, itching and pain on the face, and serious contracture, resulting in facial deformity; such as nerve damage, resulting in facial paralysis. Such as some beauty lovers feel that the facial contour is not beautiful enough, to change the face but surgery, the risk is greater, may damage the nerve, can lead to crooked mouth and eyes, mouth leakage, eating cheek memory food, speech ambiguity, etc.; such as prosthetic filling surgery, prosthetic filler for the human body as a foreign body, even if the compatibility is good, a long time will destroy the balance of the body, thus producing adverse effects. Therefore, it is recommended that candidates must choose a professional hospital and an experienced doctor to minimize the risk of adverse effects.