根管峡区研究进展

Research progress in root canal isthmus

根管峡区是指同一牙根内两根管之间,含有牙髓或牙髓生成组织的一种窄形带状结构。由于常规根管治疗难以对其进行机械清理、成形和充填而最终导致根管治疗失败。文章对根管峡区的研究现状进行综述。

An isthmus is defined as a narrow ribbon-shaped structure between two root canals that contains pulp tissues. It can he a bacterial reservoir which is difficult to prepare, shape and fill, which accounts for the failure of root canal therapy. In this paper, the root canal isthmus were reviewed.