Objective To investigate the biocompatibility and biological safety of PEG-PLA-PGL polymer in vivo so as to provide experimental reference for clinical application.

• 摘要目的对聚乙二醇-聚乳酸-聚谷氨酸共聚物材料进行体内生物相容性研究，为该材料作为冠状动脉内支架涂层材料的临床应用提供实验依据。