The degradable polymer has the advantage of degradation,resorbability and biocompatibility,the prospect of it using as bone fracture fixation material and bone defect repair material is good.

• 可降解聚合物具有可降解、能被人体吸收、生物相容性好等优点,在骨折内固定和骨缺损修复方面有广阔的应用前景。