Objective To compare and evaluate potentialities and biological characteristics of grafts of chondrocytes cultured on fascia,periosteum and articular cartilage in repairing large defects of articular cartilage.

• 目的比较和评价筋膜软骨细胞和骨膜、关节软骨移植修复关节软骨大面积缺损的能力和生物特性。