Methods Rabbit auricular defects were repaired using chondrocyte-PGA constructs cultured in vitro.The gross and histological comparisons were made between the experimental and the control groups.

• 方法 软骨细胞种于经不同物质修饰的聚羟基乙酸支架体外培养后修复兔耳廓软骨缺损，与对照组比较，并从大体及组织学进行评价。