残根残冠的保存治疗及功能性修复  

Preservative treatment and function restoration of residual Crowns and roots.

作　　者：何长江[1] 张永[1] 徐国华[1] 

机构地区：[1]滨州市中心医院口腔科,山东滨州251700

出　　处：《临床和实验医学杂志》2007年第3期49-50,共2页Journal of Clinical and Experimental Medicine

摘　　要：目的探讨残根残冠保存治疗的适应证、方法和烤瓷牙功能性修复的种类、方法及修复存在的问题和处理方法。方法选择门诊538例患者807颗残根残冠，经问诊、探诊、叩诊、X线检查后进行保存治疗；治疗成功后采用不同方法进行功能性修复，并经过1—5年临床追踪观察。结果807颗牙根管治疗并烤瓷冠修复后，798颗牙未出现异常情况，9颗牙出现根折、松动、脱落、基牙根纵裂等并发症。结论残根残冠的保存治疗及功能性修复是一种理想的治疗方法，但应具备以下几个条件：①能彻底治愈的牙周病和根尖周病；②基牙应具备良好固位形和抗力形；③修复体能获得较为满意的咀嚼功能和美学效果；④避免或减少牙槽骨的吸收。Objective To investigate the indications and methods of preservative treatment of residual crowns and roots, as well as the kinds, methods, problems and solutions of function restoration of porcelain - fused - to - metal crown. Methods 807 residual crowns and roots of 538 patients were enrolled in the study. After the completion of preservative treatment, different methods of function restoration were adopted. The length of follow - up was 1 ～ 5 years. Results The treatment was successful in 798 teeth and failed in 9 teeth, the main complications were root fracture, looseness, detachment and longitudinal break of the basal teeth root, etc. Conclusion The preservative treatment and function restoration of residual crowns and roots is an ideal treatment methods, but following conditions are necessary：① periodontopathy and periapical disease can be thoroughly cured; ②The base of the teeth should have good fixation and resistant figure ; ③ The restoration of residual roots and crowns can achieve relatively satisfactorily chewing function and esthetic effects; ④ absorption of alveolar bone can be dvoided or decreased.

关 键 词：残根残冠 根管治疗 铸造桩核 烤瓷全冠 

分 类 号：R783[医药卫生—口腔医学]