镍钛再治疗器械去除根管充填材料的研究进展
Research status of NiTi retreatment instrumentations for the removal of filling material in the root canal

摘要： 根管再治疗的首要任务即去除根管充填材料,扩通根管。镍钛再治疗器械在此过程中有极大的优势,但也同样存在一些问题。本文将针对镍钛再治疗器械去除根管充填物时存在的问题的研究现状作一综述。
Abstract: The primary purpose of root canal retreatment is for the removal of filling materials from and cleaning of root canals. NiTi retreatment instrumentations are useful for this procedure, but they also have some limitations. This paper will focus on the status of research focusing on these problems.
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