1. Aspirin, birth control pills and some anti-inflammatory drugs should be stopped before operation. And smoking is strictly prohibited.
2. Rinse your mouth with compound borax solution 3 days before mandibular surgery, and clean your mouth if necessary.
3. "Mandibular curved section" and lateral X-ray examination of mandible were performed on special patients; In addition, you must be careful when choosing hospital surgery, and don't blindly choose doctors.
4. In general, blood routine, urine routine, chest X-ray and electrocardiogram should be performed before mandibular surgery.