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    • 9. 发明申请
    • Tunably Crosslinked Polysaccharide Compositions
    • 可交联的多糖组合物
    • US20090036403A1
    • 2009-02-05
    • US12178574
    • 2008-07-23
    • Dimitrios StroumpoulisAhmet Tezel
    • Dimitrios StroumpoulisAhmet Tezel
    • A61K31/728A61P17/00A61K8/73A61Q19/00
    • C08B37/0072A61L27/20A61L2430/34C08L5/08
    • The present invention generally relates to novel biocompatible crosslinked polysaccharide gel compositions, methods of their manufacture and use, and the novel crosslinkers used to make them. In one aspect of the invention, a novel polyethylene glycol crosslinking agent is described for crosslinking hyaluronic acid. In another aspect of the invention, novel crosslinking agents comprising more than two functional groups are described. These multifunctional crosslinking agents can be used on their own to crosslink hyaluronic acid, or they may be combined with bifunctional crosslinking agents in varying ratios to make hyaluronic acid of tunable mechanical strength and hardness. The present invention also discloses novel hyaluronic acid compositions that have been coated with polyethylene glycol and methods of their use.
    • 本发明一般涉及新的生物相容性交联多糖凝胶组合物,其制造和使用方法,以及用于制备它们的新型交联剂。 在本发明的一个方面,描述了用于交联透明质酸的新型聚乙二醇交联剂。 在本发明的另一方面,描述了包含多于两个官能团的新型交联剂。 这些多功能交联剂可以单独使用以交联透明质酸,或者它们可以以不同比例与双功能交联剂组合,以使透明质酸具有可调节的机械强度和硬度。 本发明还公开了已经涂覆有聚乙二醇的新型透明质酸组合物及其使用方法。
    • 10. 发明授权
    • Tunably crosslinked polysaccharide compositions
    • 可交联的多糖组合物
    • US08318695B2
    • 2012-11-27
    • US12178574
    • 2008-07-23
    • Dimitrios StroumpoulisAhmet Tezel
    • Dimitrios StroumpoulisAhmet Tezel
    • A61K31/715
    • C08B37/0072A61L27/20A61L2430/34C08L5/08
    • The present invention generally relates to novel biocompatible crosslinked polysaccharide gel compositions, methods of their manufacture and use, and the novel crosslinkers used to make them. In one aspect of the invention, a novel polyethylene glycol crosslinking agent is described for crosslinking hyaluronic acid. In another aspect of the invention, novel crosslinking agents comprising more than two functional groups are described. These multifunctional crosslinking agents can be used on their own to crosslink hyaluronic acid, or they may be combined with bifunctional crosslinking agents in varying ratios to make hyaluronic acid of tunable mechanical strength and hardness. The present invention also discloses novel hyaluronic acid compositions that have been coated with polyethylene glycol and methods of their use.
    • 本发明一般涉及新的生物相容性交联多糖凝胶组合物,其制造和使用方法,以及用于制备它们的新型交联剂。 在本发明的一个方面,描述了用于交联透明质酸的新型聚乙二醇交联剂。 在本发明的另一方面,描述了包含多于两个官能团的新型交联剂。 这些多功能交联剂可以单独使用以交联透明质酸,或者它们可以以不同比例与双功能交联剂组合,以使透明质酸具有可调节的机械强度和硬度。 本发明还公开了已经涂覆有聚乙二醇的新型透明质酸组合物及其使用方法。