【摘要】 本文对成都地区40例恒牙列最好正常人的牙模型进行了牙冠角度、牙冠倾斜度、牙冠突距、磨牙外展度(offset)、Spee曲线的曲度、临床牙冠高度,牙冠宽度等项目的测量研究,所得各项数据可作为正畸临床采用方丝弓、细丝弓技术矫治我国牙颌奇形患者时的参考标准,并为直丝技术锁槽制作提供数据。更多还原

【Abstract】 This article studied 40-cast samples of optimal normal occlusion of permanentdentition in Chengdu city.The authors measured(1)crown angulation(Tipping),(2)crown inclination(Torque),(3)facial prominence of each crown,(4)first molaroffset,and(5)depth of curve of Spee,(6)the heighth and width of clinical crown,and obtained the values.The characteristics of the optimal occlusion would guide us tofurtherly use Edgewise technique,would make the objective of malocclusal therapy moresuitable for Chinese people,and would supply data for design the brackets of straightwire appliance.更多还原