1. Anesthesia: under local anesthesia or general anesthesia. From the surgical effect itself, both kinds of anesthesia can complete the operation, but during the operation, the beauty seeker of local anesthesia will feel the vibration of the instrument and may have psychological anxiety. So the doctor suggested general anesthesia.

2. Surgery: make an incision in the mouth near the mandibular angle and perform surgery. The incision is in the mouth, and there is a layer of muscle between the instrument and the nerve during the operation, which can increase the safety of the operation and no scar can be seen after the operation. Kill two birds with one stone, the whole operation time is about 30 minutes.

3, hemostasis, suture drainage: hemostasis when the muscle is separated from the periosteum, bone wax is applied to the wound of the bone after bone removal, and a drainage tube is placed while sewing the wound to remove congestion. Generally, the drainage tube can be removed on the second day after operation.

4, pressure dressing: by dressing the face, it not only plays a certain role in hemostasis, but also helps to shape the face.

Recovery time of mandibular angle grinding;

Patients were required to stay in hospital for 3-5 days after operation, and the head mask was pressed and bandaged for 5-7 days after operation. If there are no special circumstances, it should be bandaged in time, and pay attention to check whether the skin is crushed. If a drainage strip is placed in an oral wound, it should be taken out 48 hours after operation. The swelling period lasts for one week, and it can completely return to nature after one month. It is recommended to take liquid food, such as porridge, clear soup, fruit juice, milk or gravy, within one week after grinding the mandible.