HE stain was used to evaluate the healing degree of fracture according to the proportion of fibroblast, chondroblast, woven bone tissues and mature bone tissues. There were 10 grades all together.

根据HE染色光镜下所见痴组织中纤维组织、软组织、编织组织和组织所比例将合程度分为10级，通过观察实验组和对照组的颁中以上组织的级别均数来评价的合程度。

Objective:probing the function mechanism of ZhengGu TongPiDan in curing dyssymphysis,non-bacteroidal bone putrescence and chronic osteomylitis.

探讨正通痹丹对不合、无菌性坏死、慢性髓炎的作用机理。