Variable stent and method for treatment of arterial disease

CAFC
  • US 6,030,414 A
  • Filed: 11/13/1997
  • Issued: 02/29/2000
  • Est. Priority Date: 11/13/1997
  • Status: Expired due to Term
First Claim
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1. A stent for the treatment of arterial disease at an intersection between a main artery and a lateral artery, the stent comprising:

  • a) a main body portion adapted to be positioned in a main artery and comprising a surrounding side wall defining a passageway extending to a first opening and a second opening, wherein when the stent is positioned in the main artery, the passageway in the main body portion extending to the first opening and the second opening permits the flow of blood through the main artery;

    b) at least one lateral opening provided in the surrounding side wall of the main body portion and in fluid flow communication with the passageway extending to the first opening and the second opening; and

    c) a lateral support ring provided on the surrounding side wall of the main body portion to surround and define the one lateral opening, wherein the lateral support ring is sized to be larger than an opening of a lateral artery such that the lateral support ring is adapted to seat against a side wall of the main artery surrounding the intersection with the lateral artery when the stent is positioned in the main artery.

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