The whole procedure of labial ligament surgery mainly includes anesthesia in the operation area, lengthening of the labial ligament incision and suturing of the wound. 1. Lip tie surgery is one of the conventional surgical treatments in oral and maxillofacial surgery; the main indications for lip tie surgery are those whose lip ties are too short or too low, resulting in obvious gaps in the anterior teeth or affecting the restoration of partially removable dentures. 2. The specific procedure of lip tie surgery is to firstly apply local anesthesia to the surgical area, after successful anesthesia, pull the lips to expose the surgical area; after fixing the base of the tie with a needle holder, use scissors or scalpel to cut both sides of the attached part; finally, trim the mucous membrane tissues of the incision and then suture the incision vertically. After surgery, avoid eating spicy and stimulating food, and take good oral care to prevent wound inflammation and infection.