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Methods and systems for providing right and/or left heart support during cardiac surgery

  • US 6,935,344 B1
  • Filed: 01/11/2000
  • Issued: 08/30/2005
  • Est. Priority Date: 09/19/1997
  • Status: Expired due to Fees
First Claim
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1. A method of providing beating heart support comprising the step ofmaintaining at least partial blood flow through a protected blood flow path within a portion of at least one of the vena cava, the right atrium, the right ventricle and pulmonary artery of a beating heart, wherein the step of maintaining at least partial blood flow involves the step of pumping blood through said protected blood flow path by the action of the beating heart, wherein said protected blood flow path is established by positioning a conduit within at least one of the vena cava, the right atrium, the right ventricle, and the pulmonary artery, wherein said conduit is provided extending through the pulmonary valve and including a fluid inlet aperture disposed within the right ventricle, wherein said conduit is provided extending through the tricuspid valve and including a fluid inlet aperture disposed within the right atrium, and wherein said conduit is introduced into the right atrium through at least one of the inferior vena cava and the wall of the right atrium for passage through the tricuspid valve.

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