发明授权
EP2162071B1 VASCULAR CLOSURE DEVICES FOR PROVIDING HEMOSTATIC ENHANCEMENT 有权
用于提供静脉内增强的血管闭合装置

  • 专利标题: VASCULAR CLOSURE DEVICES FOR PROVIDING HEMOSTATIC ENHANCEMENT
  • 专利标题(中): 用于提供静脉内增强的血管闭合装置
  • 申请号: EP08772314.4
    申请日: 2008-07-01
  • 公开(公告)号: EP2162071B1
    公开(公告)日: 2017-05-03
  • 发明人: YASSINZADEH, ZiaWEITZ, Jeffrey I.STAFFORD, Alan
  • 申请人: Cardiva Medical, Inc
  • 申请人地址: 888 W. Maude Ave. Sunnyvale CA 94085 US
  • 专利权人: Cardiva Medical, Inc
  • 当前专利权人: Cardiva Medical, Inc
  • 当前专利权人地址: 888 W. Maude Ave. Sunnyvale CA 94085 US
  • 代理机构: Kazi, Ilya
  • 优先权: US772718 20070702
  • 国际公布: WO2009006482 20090108
  • 主分类号: A61B17/03
  • IPC分类号: A61B17/03
VASCULAR CLOSURE DEVICES FOR PROVIDING HEMOSTATIC ENHANCEMENT
摘要:
Drug eluting vascular closure devices and methods for closing a blood vessel puncture site disposed at a distal end of a tissue tract are described. The devices and methods rely on a combination of the body's own natural mechanism to achieve hemostasis with chemical and/or biological agents to accelerate the hemostatic process. One method includes the steps of introducing a closure device through the tissue tract and deploying an expansible member at a distal end of the device within the blood vessel to occlude the puncture site. A chemical and/or biological sealing member disposed proximal the expansible member is then displaced so as to expose a chemical and/or biological region or release region of the device. At least one chemical and/or biological agent is thereafter released from the device and into the tissue tract to accelerate the occlusion process in the tract.
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