探讨采用不同旋转镍钛器械在根管治疗中的应用

The discussion uses the different revolving nickel titanium instrumenfs in root canal treatment application

本研究的目的在于应用先进的扭矩可控的电动马达，对比了设计特点明显不同的三种旋转镍钛锉针K3、Hero642与ProTaper的根管成形能力。

This research＇s goal lies in the application advanced torque controllable electrically operated motor, has contrasted de- sign feature obvious different three kind of revolving nickel titanium file needle K3, Hero642 and the ProTaper root canal forming a- bility.