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IRRIGATED ABLATION CATHETER HAVING IRRIGATION PORTS WITH REDUCED HYDRAULIC RESISTANCE

  • US 20140058386A1
  • Filed: 03/07/2013
  • Published: 02/27/2014
  • Est. Priority Date: 04/28/2010
  • Status: Active Grant
First Claim
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1. An irrigated ablation catheter:

  • an elongated catheter body;

    a deflectable section distal to the catheter body;

    a tip electrode distal to the deflectable section;

    an outer shell defining a cavity, the shell having a predetermined plurality of fluid ports, each contributing to a total fluid output area of the tip electrode;

    an internal member including a fluid inlet into the tip electrode, the fluid inlet having a fluid input area;

    wherein each fluid port is tapered.

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