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Catheter for repair of blood vessel

  • US 4,832,688 A
  • Filed: 04/07/1987
  • Issued: 05/23/1989
  • Est. Priority Date: 04/09/1986
  • Status: Expired due to Term
First Claim
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1. A method for repairing an injured blood vessel with a multiple-lumen type catheter tube having at least two tubular cavities, at least one dilating member disposed near an extremity of said catheter tube and in communication with one of said tubular cavities, means for defining a lateral hole adapted for the injection of a blood coagulation accelerant, said hole being disposed on said catheter tube at a proximal side of said dilating member and in communication with another of said tubular cavities, said method comprising the steps of:

  • positioning said at least one dilating member on the distal side of said hole,inflating said at least one dilating member to prevent flow past it,injecting said blood coagulation accelerant to an injured portion of the blood vessel through said lateral hole,deflating said at least one dilating member,axially moving said at least one dilating member to be radially aligned with said injured portion of the blood vessel,inflating said at least one dilating member to compress the injured portion,deflating said at least one dilating member, andremoving said catheter tube from the blood vessel.

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