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目的探讨根管治疗失败的原因及相关处理措施。方法系统回顾分析我科78例116颗患牙根管治疗失败的临床资料。结果本组患者中,根管欠充填、根管继发感染、根尖周病变、根管遗漏、继发龋、牙折、根管超充填是根管治疗失败的原因。结论严格掌握根管治疗的适应证,提高技术操作水平,认真的做好根管预备、根管消毒和根管充填,可明显提高根管治疗的成功率。
Objective To investigate the causes of failure of root canal therapy and related measures. Methods The clinical data of 116 cases of failed root canal treatment in 78 cases of our department were systematically reviewed and analyzed. Results This group of patients, root canal underfill, secondary root canal infection, periapical lesions, root canal omission, secondary caries, dental folds, root canal superfilling is the root canal treatment failed. Conclusions Strictly grasping indications of root canal therapy, improving technical operation level, conscientiously doing root canal preparation, root canal disinfection and root canal filling can obviously improve the success rate of root canal therapy.