龈下残根修复前正畸治疗五例  

Orthodontic extrusion of crown-root fractured teeth and teeth with root caries——Report of 5 cases

作　　者：李俊[1] 程祥荣[2] 黄翠[2] 

机构地区：[1]武汉大学人民医院口腔科,430060 [2]武汉大学口腔医学院修复科

出　　处：《中华口腔医学杂志》2004年第5期403-405,共3页Chinese Journal of Stomatology

摘　　要：目的　对损坏至龈缘下 1 5～ 3 5mm的前牙牙根在修复前行正畸牵引 ,当损坏平齐龈缘时再桩冠修复的方法进行探讨。方法　 3例外伤、2例根面龋的患者 ,共 6个牙根接受完善根管治疗 ,修复前正畸暴露损坏 ,电刀修整牙龈 ,然后桩冠修复。结果　 5例患者在修复后均取得了较满意的效果。结论　若前牙牙根损坏位于龈下釉牙骨质交界处 ,在修复前进行正畸治疗 ,既可保留残根 。Objective To discuss orthodontic extrusion of crown root fractured teeth before restoration Methods 3 cases with fractured teeth and 2 cases with root caries were performed canal therapy Results Orthodontic extrusion of the root was carried out before restoration All cases were satisfactory after treatment Conclusions Orthodontic extrusion of remaining root before restoration not only can maintain the remaining root but also obtain functional and esthetic results

关 键 词：龈下残根 修复 正畸治疗 牙根牵引术 牙根保留 

分 类 号：R783.5[医药卫生—口腔医学]