论文部分内容阅读
X线片作为评价根管治疗成败的方法有其不足之处:①检查者的主观性,②解剖结构中的腔隙常使判断上颌牙产生差异,③根管治疗的失败不仅与超填和欠填有关,还与根充方法有关。作者提出应以牙最终被拔除来评价根管治疗失败。材料和方法 116只不宜作进一步治疗而需拔除的根管治疗牙,根管治疗时间均超过一年以上,并经多个医生通过各种技术证明这些根管治疗本身并无不足之
X-ray film as a method of evaluating the success or failure of root canal treatment has its own shortcomings: ① the subjectivity of the examiner, ② the anatomy of the cavity often to determine the difference between the maxillary teeth, ③ the failure of root canal treatment not only with superfill and Underfilling related, but also with the root filling method. The authors suggest that endodontic treatment should be evaluated as the ultimate removal of the tooth. Materials and methods 116 Root canal treatment teeth that are not suitable for further treatment and are to be removed should have been treated for more than one year. There is no shortage of root canal therapy by many doctors through various techniques