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

探讨正通痹不愈合、无菌性坏死、慢性髓炎的作用机理。

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染色光镜所见痴组中纤维组、软组、编组和成熟组所比例将折愈合程度分为10级，通过观察实验组和照组的颁中以上组的级别均数来评价折的愈合程度。