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Lobed balloon catheter and method of use

  • US 6,544,224 B1
  • Filed: 05/05/2000
  • Issued: 04/08/2003
  • Est. Priority Date: 05/05/2000
  • Status: Expired due to Term
First Claim
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1. A balloon catheter, comprising:

  • an elongated shaft having a proximal end, a distal end, and an inflation lumen; and

    a balloon on a distal shaft section having an interior in fluid communication with the inflation lumen, and having at least a section which has an uninflated configuration with at least two lobes, each with a concave inner surface and a concave outer surface, and which has an inflated configuration with a cylindrical surface;

    wherein each lobe has edges in contact with edges of adjacent lobes.

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