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HE染色光镜下所见骨痴织中纤维织、软骨织、编织骨织和成熟骨织所含比例将骨折愈合程度分为10级,通过验和对照的骨颁中以上织的级别均数来评价骨折的愈合程度。