牙创伤的临床治疗及预后

Clinical treatment and prognosis of tooth injury

目的分析牙创伤的类型,讨论其治疗方法及效果。方法选择204例患者264颗创伤牙,回顾性分析其临床诊断情况、治疗方法及治疗失败牙拔除的原因。结果 264颗创伤牙中男171颗,女93颗;成人182颗,未成年人年轻恒牙82颗;经根管治疗、固定及冠修复等治疗后,愈合良好210颗,拔除54颗,拔除率20.5%,冠根联合折牙及脱位再植牙拔除率高于震荡或隐裂牙、冠折牙(P<0.05),拔除原因多为根吸收。结论针对不同类型牙创伤的临床特点,尽早采用恰当的治疗方法,对提高治疗效果、降低拔除率有重要意义。

Objective To analysis the type of teeth injury,discuss the treatments and the result of teeth injury. Method Select 204 cases of patients with 264 teeth injuried.Retrospective analyzing the diagnosis and the treatments of dental trauma,exploring the reason of tooth extraction for treatment failure. Results there are 171 male patients,93 female patients,182 adults,82 minors in 264 teeth injury.233 of those injuried teeth were healed well after root canal therapy,fixation,dental crown repair.54 were extracted,the rate of tooth extraction was 20.5%（54/264）.The rate of tooth extraction in teeth with Crown and root fractured and replanted teeth were higher than that of concussion teeth and cracked teeth （P〈0.05）. Most of the reasons for tooth extraction was root resorption.. Conclusion It is significant in improving the therapeutic effect and reducing the rate of removal that applying appropriate treatment of early according to characteristics of different types of dental trauma.