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Valved apical conduit with trocar for beating-heart ventricular assist device placement

  • US 6,726,648 B2
  • Filed: 08/14/2001
  • Issued: 04/27/2004
  • Est. Priority Date: 08/14/2000
  • Status: Expired due to Term
First Claim
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1. An inflow cuff assembly for beating-heart apical cannulation of a heart, comprising:

  • a tube having a first end and a second end and a lumen defined therethrough, said first end constructed and adapted to be inserted into the heart;

    a valve disposed on and integral with the interior of said tube, said valve having two or more compliant leaves constructed and adapted to form a releasable seal with one another, said valve (1) preventing blood flow out of the heart when closed and (2) opening in response to pressure directed towards the heart;

    trocar for selective insertion through-its the lumen of said tube, the trocar constructed and arranged to form a hole in the heart of sufficient size to admit the first end of said tube; and

    synthetic conduit constructed and arranged for selective insertion into the lumen of said tube to open said valve and to establish a route for blood flow out of the heart.

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