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Cardioplegia catheter with elongated cuff

  • US 5,505,698 A
  • Filed: 10/29/1993
  • Issued: 04/09/1996
  • Est. Priority Date: 10/29/1993
  • Status: Expired due to Term
First Claim
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1. A catheter for supplying liquid to the coronary sinus in a perfusion procedure comprising;

  • a tubular catheter body having an interior lumen, a proximal end, and a distal end; and

    retention means affixed to the catheter body adjacent to the distal end of the catheter, the retention means comprising a cuff having an enclosed body with a proximal end and a distal end and a central section disposed between the proximal and distal ends, the proximal and distal ends being mounted to the catheter body;

    the central section being elongated sufficiently to occlude the left coronary vein when the cuff is inserted into the coronary sinus and the proximal end of the cuff is positioned adjacent the opening of the coronary sinus and inflated to retain the cuff therein.

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