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Catheter having a lumen occluding balloon and method of use thereof

  • US 6,045,531 A
  • Filed: 07/22/1998
  • Issued: 04/04/2000
  • Est. Priority Date: 07/22/1997
  • Status: Expired due to Fees
First Claim
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1. A catheter for perfusing a human body via in an aorta, comprising:

  • a catheter body extending from a proximal end to a distal end, said catheter body having an exterior surface and defining a first lumen and a second lumen, wherein said first lumen is open at said catheter body distal end and said second lumen is closed, wherein said first lumen has a sufficiently large diameter to allow blood flow therethrough at a rate and pressure sufficient to perfuse a human body via an aorta, said catheter body having an first opening defined between said first lumen and said second lumen, said catheter body further having a proximal second opening extending from said first lumen to the exterior surface, said second opening being disposed proximal said first opening; and

    a first expandable balloon member sealingly disposed across said first opening, said first balloon member being expandable to fully occlude said first lumen when pressure is applied to said second lumen such that said catheter body proximal second opening is isolated from said first lumen distal opening.

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