Patent ID: 9089339
Filing Date: 2015-07-28
Classification: A61B

Abstract:
1. A catheter for use in a vessel comprising: an elongate tubular member having a proximal end and a distal end and having a lumen disposed therein; an electrode disposed near the tip of the distal end of the tubular member wherein the electrode is comprised of hollow core made entirely of an electrically conductive material having an outer surface and an inner surface with the hollow core having a thickness between approximately 0.025 mm and 1.0 mm to provide structural integrity to the electrode; an outer layer disposed on the entire outer surface of the hollow core and an inner layer disposed on the entire inner surface of the hollow core wherein both the inner layer and the outer layer are made of a same biocompatible material and wherein both the inner layer and the outer layer are substantially thinner than the hollow core; and, at least one lead wire extending from the proximal end of the elongate tubular member to the electrode.