标题：THEORETICAL AND EXPERIMENTAL CONTRIBUTIONS ON THE STATE OF TENSION AND DEFORMATIONS WHAT APPEARS TO PREPARATION ENDODONTICS ROOT CANALS USING TOOLS ACTIVATE ULTRASONIC STRAIGHT
期刊名称：Constantin Brancusi University's Annals, Letters and Social Sciences Serie
印刷版ISSN：1844-6051
出版年度：2011
期号：4
出版社：Academica Brancusi Publisher
摘要：The success of endodontic treatment and guaranteeing depend primarily on how to make root canal preparation and how to make filling. The tensions that arise during the preparation of root canals with endodontic instruments are very small ultrasonic activated at the same time means that use ultrasound as a relief agent.
关键词：tooth; axial tension; endodontic ;instrument; state of deformation; root canals
