Mandibular osteoplasty is generally performed by general anesthesia with tracheal intubation, outside the innermost molar of the mouth, incising the mucosa to reach the periosteum of the mandibular region, separating the appropriate area and fully exposing it, then removing the appropriate portion of the mandibular bone with a rocking saw and amputating the bone, then grinding and stopping the bleeding, restoring the periosteum with sutures, and then suturing the mucosa. So, what are the precautions for mandibular osteotomy? The following are the precautions for jawbone surgery: 1, after doing the relevant checks if there is no problem you can make an appointment for jawbone surgery (Korean-style face slimming) surgery time. It is best to be in the morning, the doctor and your state to be better. 2, jawbone surgery (Korean thin face) a few days before the surgery must eat well and sleep well, jawbone surgery (Korean thin face) three or four days after surgery you are more difficult to eat, more difficult to sleep well. 3, remember to wear collarless thin clothes, otherwise the operating table light is strong, and long lying, you wear more will feel very hot, high collar clothes will also affect the doctor operation. 4, ten days as little as possible to talk, eat less hard things, less laughing, less coughing. 5, jawbone surgery (Korean-style thin face) after the bandage should not be removed or moved at will, if the location of the bandage is not correct, it will make your face swell more, the recovery more slowly.