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Implantable heart assist system and method of applying same

  • US 7,331,921 B2
  • Filed: 06/28/2004
  • Issued: 02/19/2008
  • Est. Priority Date: 02/15/2002
  • Status: Expired due to Term
First Claim
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1. A method for increasing perfusion through a renal artery, the method comprising:

  • providing fluid communication between a conduit and means for pumping blood;

    advancing the pumping means to a location within the descending aorta and an outlet of the conduit to a location proximate a renal artery; and

    operating said pumping means to direct blood from the descending aorta to the renal artery at volumetric rates that are on average subcardiac to increase perfusion through the renal artery;

    wherein advancing further comprises advancing the conduit to a location in the vasculature having a width that is meaningfully larger than the width of the conduit.

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