79名正常少年儿童手腕骨发育状况的研究

Study on carpal bone development in teenagers with normal occlusion

目的 :研究正常牙合少年儿童手腕骨发育状况 ,以判断其生长发育进程。方法 :主要采用 Grave’s指标和判断标准。结果 :全部 79例样本均进入生长突增期 ,其中 2 5例处于高峰阶段 ,5 4例处于减速阶段。结论 :本组样本生长发育似有提前趋势 ;

Objective:To study the wrist bone developing status in teenagers with normal occlusion so as to judge the characteristics of growth and development of these cases Methods:Grave’s index and diagnostic standard were adopted Results:All 79 cases were in growth increasing stage,25 cases of them were in summit stage,54 in decelerating stage Conclusions:The cases in this study had the advanced tendency of growth and development The growth and development of female cases was prior to those of male cases