Crown Lengthening

《英文msh詞典》Crown Lengthening
[主題詞] Crown Lengthening
[入口詞] Lengthening,Crown
[中文釋義] 牙冠伸長術
[英文釋義] Technique combining controlled eruptive tooth movement and incision of the supracrestal gingival attachment to allow for proper restoration of a destroyed or damaged crown of a tooth. Controlled eruption of the tooth is obtained using orthodontic appliances. During this eruptive phase,repeated incisions are made at the junctional epithelium of the sulcus and the supracrestal connective tissue to prevent coronal displacement of the gingiva and of the attachment apparatus.