METHODS: The mice were placed subcutaneously with cuttlebone and PGA in the back.The inflammatory reaction and absorbing degree of cuttlebone were investigated at 1, 2, 4 and 8 weeks post-operation.

• 方法 在小鼠背部皮下分别埋置海螵蛸支架和PGA，在术后1、2、4、8周观察炎症反应和吸收情况。