Patent ID: 9579148
Date: 2017-02-28
CPC Classifications: A61B

Claim:
1. An electrode for an irrigated ablation catheter comprising: an outer body portion having a proximal portion and distal portion, the outer body portion including an outer surface having at least one first recessed portion, wherein the at least one first recessed portion has a variable width; an inner cavity defined within the outer body portion configured to receive irrigation fluid from a source at a proximal end of the ablation catheter; at least one passageway that extends from the inner cavity to an outlet of the at least one passageway in the at least one first recessed portion and an axial passageway extending along a longitudinal axis of the outer body portion from the inner cavity towards the distal portion and to the outer surface of the outer body portion, the axial passageway having an outlet on an end of the distal portion, wherein the electrode comprises at least one second recessed portion on the outer surface of the end of the distal portion, the at least one second recessed portion extending from the outlet of the axial passageway on the end of the distal portion.