Jaw plastic surgery generally does not deform. Maxillofacial plastic surgery mainly improves facial morphology by cutting, filling and shifting facial bones, so that the face and the five senses appear harmonious and symmetrical. Pay attention to postoperative care, talk less, laugh less, cough less, don't massage, pay more attention to oral hygiene, rinse your mouth frequently, avoid strenuous exercise, and try to sleep on your back.