金属烤瓷修复体固定修复后的常见问题(附286例462颗牙分析)

目的回顾性分析并探讨影响金属烤瓷修复体固定修复的常见问题以及相应的预防处理措施。方法收集本科近2年以外加工形式制作的286例462颗牙位金属烤瓷修复体(包括冠和桥),随访时间达到或超过6个月以上的病例,回顾性分析相关资料以及临床结果。结果462颗牙中,效果满意427颗,占92.42%;出现崩瓷6颗;烤瓷冠松脱6颗;基牙折断4颗;龈缘黑线3颗;发生牙龈炎12颗;食物嵌塞3颗;继发根面龋1例,计35颗为术后不满意的病例,占总烤瓷牙7.58%。结论金属烤瓷牙在临床的应用可以取得良好的效果,常见的术后并发症为崩瓷,牙体松脱、基牙折断、食物嵌塞、牙颈部设计制备不当引起的牙周炎,牙龈变色等,但总的发生率较低,通过设计的改进,精细的操作可以有效避免类似并发症的发生。

Retrospective Analysis of Common Complications after Repairwith Metal Ceramic Restoration: with Report of 462 Teeth in 286 Cases

Objective To analyze the common complication and their prevention after repaired with metal ceramic restoration retrospectively.Methods 286 cases with 462 teeth were enrolled and repaired with metal ceramic restoration in our hospital in recent two years with at least half-year follow-up.The out come and the common complications of the cases were retrospectively evaluated.Results The patients were satisfied with 427 of the total 462 teeth,and not satisfied with 35 teeth which including 6 ceramic collapse,6 crown loose,4 teeth break,3 front teeth gingival color change,12 repaired teeth gingivitis,3 teeth food impaction,and 1 secondary carried on root.Conclusion The clinical application of metal ceramic teeth repair could be satisfied.The common complications after metal ceramic teeth repair include ceramic collapse,tooth loose,tooth break,food impaction,gingivitis,result of unsuitable design and gum color change.The total complications were low and could be avoided by precise design and careful performance.