Patent ID: 9561075
Date: 2017-02-07
CPC Classifications: A61B,A61M

Claim:
1. A catheter comprising: a distal end; a proximal end; a longitudinal axis; a lumen that includes a first segment having a first inner diameter and a second segment having a second inner diameter that is different from the first inner diameter; an electrode coupled to the distal end and having a terminal end; a sidewall defining a plurality of elution openings including a first elution opening and a second elution opening longitudinally spaced apart from the first elution opening, each of the first elution opening and the second elution opening spaced from the terminal end and extending into the sidewall, wherein the plurality of elution openings are proximal of said terminal end; and a plurality of ducts including a first duct and a second duct, the first duct extending between the first segment and the first elution opening, the second duct extending substantially parallel to the first duct and between the second segment and the second elution opening.