儿童骨骼特征的组织学研究

目的研究儿童骨骼的组织学特征，为儿童骨骼残片的法医学鉴定提供科学依据。方法提取儿童四肢长骨骨片，制作骨骼的组织切片，在显微镜下观察内、外环骨板，骨单位，骨细胞的组织学结构，比较儿童骨骼与动物及成人骨骼的组织学区别。结果儿童骨骼的骨单位形态与成人相似，骨单位间存在大量的内层骨板，与动物的骨组织特征相似。结论根据骨组织学特征，可以确定儿童的骨骼残片。

The histology study of child long bones

Objective To determine a piece of broken bone is a child bone or not. Method A child long bones was got and the histological sections were made and observed with microscope （Olympus, HB-20, 10X20）, the character of child bone histology was described and compared with adult and animal bones. Result The osteons of child bone is simile to the osteons of adult bone and the outer and inner circumferential lamellae, interstitial lamellae are simile to mammalian bones. Conclusion The histological characters of child bones can be used for distinguish the bones of adult and mammalian bones in forensic practice.