辽宁汉族青年恒前牙牙体硬组织解剖学特征

Anatomic characteristics of hard tissue of permanent anterior teeth of the Han nationality in Liaoning province in China

目的:建立辽宁地区恒前牙分析指数数据库。方法:采用游标卡尺测量各牙位牙齿的冠长、冠宽、冠厚、颈宽、颈厚。采用SPSS软件对各指标进行统计学处理。结果:获得我国辽宁汉族青年恒前牙的解剖外形数据;男女恒前牙个别牙位之间有统计学意义;恒前牙不同牙位同一测量值之间、同一牙位不同测量值之间有着明显的相关性;辽宁汉族青年恒前牙解剖学测量数据与国内其他地区汉族人群存在差异。结论:辽宁汉族青年恒前牙具有独特的解剖形态。

Objective： To study the morphologic characteristics of Chinese permanent anterior teeth and to analyze the correlation between different indices. To establish analytic index database of those area and also give a grounding research for individual discrimination. Methods： The crown length, crown width, and crown thickness, as well as cervix length and cervix thickness were measured with a vernier caliper and SPSS software was adopted for analyzing correlation between different indices. Results： The data about the external morphology of the anterior teeth of the adults in Liaoning Province in China were collected. There were significant differences in permanent anterior teeth between males and females. There was obvious correlation among item indices. Conclusion： Different adult anterior teeth have distinct anatomic characteristics.