显微根管治疗术是治疗牙髓和根尖周病的最根本和最有效的方法。近二十多年来,根管治疗术的医学科学基础研究、根管预备器械和预备方法、根管充填材料和方法,以及显微根管治疗技术等均有明显进步,根管治疗的成功率可达95%左右,而且明显扩大了牙齿保存的范围,也为修复技术的进步 Micro-root canal therapy is the most fundamental and effective method for the treatment of pulp and periapical disease. In the recent two decades, the basic medical science research of root canal therapy, root canal preparation equipment and preparation methods, root canal filling materials and methods, as well as the treatment of micro-root canal treatment have improved significantly, the success of root canal therapy The rate of up to about 95%, but also significantly expanded the scope of dental preservation, but also for the improvement of the technology