论文部分内容阅读
在治疗牙体牙髓并的方法中，根管治疗是最常见的治疗方法。但由于患者根管系统较复杂、牙体发育的缺陷、操作者操作技术不规范等多种因素，使得根管治疗经常失败，为了增加根管治疗后的成功率，本文结合42例根管治疗失败的病例，分析一下根管治疗失败的原因。“,”in the treatment of dental pulp and, root canal therapy is the most common treatment. But because of the complex system with root canal, dental developmental defects, operator techniques are not standardized and other factors, the root canal therapy often fail, in order to increase the success rate of root canal therapy, combined with 42 cases of root canal treatment failure cases, analyze the reasons for failure of root canal therapy.