Chew Ming Tak, Ong Marianne Meng-Ann
Department of Orthodontics, The National Dental Centre, Singapore.
Pediatr Dent. 2004 Jul-Aug;26(4):341-4.
Dilaceration is one of the causes of maxillary central incisor eruption failure. Surgical excision is frequently the first choice of treatment for a severely dilacerated incisor. In this article, the case of a horizontally impacted and dilacerated maxillary central incisor was diagnosed and treated by surgical exposure using the apically repositioned flap technique combined with orthodontic traction. The dilacerated incisor was successfully moved into alignment, with pulpal vitality and periodontal health present 2 years following treatment.
牙折曲是上颌中切牙萌出失败的原因之一。对于严重牙折曲的切牙，手术切除常常是首选的治疗方法。在本文中，一例水平阻生且牙折曲的上颌中切牙通过采用根尖复位瓣技术联合正畸牵引进行手术暴露来诊断和治疗。治疗2年后，该牙折曲的切牙成功排齐，牙髓活力和牙周健康状况良好。
