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Angioplasty guiding catheters and methods for performing angioplasty

  • US 4,813,930 A
  • Filed: 10/13/1987
  • Issued: 03/21/1989
  • Est. Priority Date: 10/13/1987
  • Status: Expired due to Fees
First Claim
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1. An angioplasty guiding catheter comprising:

  • an elongated first member having at least one lumen therethrough and a tip;

    at least one leg member, coupled to the first member, radially extendable from a retracted position generally in contact with the first member to an extended position generally away from the first member, for abutment against an internal wall of a patient'"'"'s cardiovascular system; and

    means for extending the leg member from the retracted position to the extended position, the extending means being coupled to the leg member.

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