Method The large defects of articular cartilage were repaired with grafts of freeze-stored and fresh chondrocytes cultured on fascia,periosteum and articular cartilage,which were evaluated by a number of observation methods.

• 方法用冻存和新鲜的异体筋膜上培养的软骨细胞、骨膜和关节软骨移植修复大面积关节软骨缺损，通过大体标本、光学显微镜、扫描和透射电镜、放射自显影、微量元素和柱层析氨基酸定量测定、一氧化氮含量测定等多种观察方法进行评价。