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A DEVICE FOR DELIVERING MEDICAL TREATMENT

  • US 20090112184A1
  • Filed: 03/20/2007
  • Published: 04/30/2009
  • Est. Priority Date: 03/20/2006
  • Status: Active Grant
First Claim
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1. A retrievable medical device for the delivery of medical treatment fluid to body vessels, having a distal and a proximal end, comprising a self-expanding, hollow tubular member and a delivery catheter suitable for deploying a self-expanding tubular member, wherein:

  • the tubular member is configured to expand radially to form a central part flanked by two annular ridges—

    a distal annular ridge and a proximal annular ridge,the tubular member comprises a liquid-impermeable area, defined at least by the region flanked by the annular ridges,the tubular member comprises two liquid-permeable regions, one distal to the distal annular ridge and one proximal to the proximal annular ridge, so forming a passageway between the distal end and the proximal end of the tubular member for the flow of fluid,the proximal end of the tubular member is attached to the distal end of the delivery catheter,the liquid-impermeable area is disposed with one or more fluid ports for the passage of treatment fluid.

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