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    • 69. 发明授权
    • Method for making biocompatible medical article
    • 制作生物相容性医疗用品的方法
    • US06258371B1
    • 2001-07-10
    • US09054389
    • 1998-04-03
    • Edouard KoulikLarik VincentPatrick CahalanEric FogtKazuhiko IshiharaNobuo Nakabayashi
    • Edouard KoulikLarik VincentPatrick CahalanEric FogtKazuhiko IshiharaNobuo Nakabayashi
    • A61F1300
    • A61L33/0047A61L27/34A61L31/10A61L33/0029C08L33/14
    • A method for making a biocompatible medical article, and preferably, a blood compatible medical article, through the use of a copolymer coating. The copolymer coating is synthesized using methacrylate or acrylate monomers with a functional group (primary amino group) for subsequent attachment of heparin. Synthesis of the copolymer coating is carried out using the proper proportion of hydrophobic monomer/hydrophilic monomer/functional monomer in order to optimize the solubility of the copolymer in alcohol, its insolubility in water (before and after heparin coupling), the heparin coupling efficacy and heparin bioactivity. Once the copolymer coating is fashioned, a medical article is coated with it. The coating is thereafter dried and heparin attached. In such a manner the present invention provides for a method for making a biocompatible medical article, and preferably, a blood compatible medical article.
    • 通过使用共聚物涂层制造生物相容性医疗用品,优选血液相容性医疗用品的方法。 使用具有官能团(伯氨基)的甲基丙烯酸酯或丙烯酸酯单体合成用于随后连接肝素的共聚物涂层。 共聚物涂层的合成使用适当比例的疏水单体/亲水单体/官能单体进行,以优化共聚物在醇中的溶解度,其在水中的不溶性(肝素偶联之前和之后),肝素偶联效力和 肝素生物活性。 一旦制成共聚物涂层,医用制品被涂覆。 然后将涂层干燥并加入肝素。 以这种方式,本发明提供了制造生物相容性医疗用品,优选血液兼容医疗制品的方法。