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Multi-Electrode Irrigated Balloon Catheter

  • US 20080249463A1
  • Filed: 04/04/2007
  • Published: 10/09/2008
  • Est. Priority Date: 04/04/2007
  • Status: Active Grant
First Claim
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1. An irrigated catheter comprising:

  • a catheter body having an exterior surface and at least one internal lumen with a varied diameter along a longitudinal length thereof for passage of a fluid;

    a plurality of elution holes along the exterior surface and spaced from one another along the longitudinal length of the catheter body; and

    a plurality of ducts in fluid communication with the lumen, each duct leading from the lumen to one of the elution holes;

    wherein the diameter of the lumen is varied between at least two of the longitudinally spaced ducts to change a fluid pressure along the longitudinal length and regulate fluid flow through the spaced apart elution holes.

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