目的研究hIGF-I基因增强组织工程提高Mosaicplasty修复大面积骨软骨缺损的修复质量，改善骨软骨的整合。方法制造山羊膝关节股骨髁大......

Symptomatic chondral or osteochondral defects of the talus reduce the quality of life of many patients.Although their pa......