Submucosal frenotomy.
D006984:Hypertrophy / Q000601:surgery; D008437:Maxilla; D008722:Methods; D009061:Mouth Mucosa / Q000601:surgery*; D010510:Periodontal Diseases / Q000601:surgery; D010519:Periodontium / Q000601:surgery*; D010521:Periosteum / Q000601:surgery