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Apparatus and method for replacing aortic valve

  • US 6,929,653 B2
  • Filed: 12/14/2001
  • Issued: 08/16/2005
  • Est. Priority Date: 12/15/2000
  • Status: Expired due to Term
First Claim
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1. Apparatus for performing beating heart surgery, said apparatus comprising:

  • a cannula having a proximal end and a distal end, the distal end of said cannula configured for deployment substantially concentrically in an aorta to allow blood flow during systole in a direction proximally from the distal end to the proximal end of said cannula;

    an aortic filter mounted on a distal end portion of said cannula for disposition in the aorta;

    a check valve mounted on the distal end portion of said cannula and disposed distally of said aortic filter mounted on the distal end portion of said cannula; and

    a coronary artery filter connected to said cannula and extending distally of said check valve, a distal portion of said coronary artery filter being configured for deployment upstream of said aortic filter check valve, and said coronary artery filter being configured to make a sealing engagement with a periphery of an aortic valve and cover openings into coronary arteries.

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