Novel bioabsorbable and/or biocompatible polyurethanes, polyureas, polyamideurethanes and polyureaurethanes with tunable physical, mechanical properties and hydrolytic degradation profiles are provided for use in biomedical applications such as stents, stent coatings, scaffolds, foams, and films. The disclosed polymers may be derived from biocompatible and/or bioabsorbable polyisocyanates. The present invention also relates to new and improved methods for the preparation of the biocompatible and/or bioabsorbable polyisocyanates.
本发明提供了可调节物理、机械性能和
水解降解特性的新型
生物可吸收和/或
生物相容性聚
氨酯、聚
脲、聚酰胺
氨基甲酸酯和聚
脲酯,用于
生物医学应用,如支架、支架涂层、支架、泡沫和薄膜。所披露的聚合物可以由
生物相容性和/或
生物可吸收的聚
异氰酸酯衍生而来。本发明还涉及新的和改进的方法,用于制备
生物相容性和/或
生物可吸收性聚
异氰酸酯。