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1. (WO2018200865) DETERMINING NATURE OF CONTACT BETWEEN CATHETER TIP AND TISSUE

Pub. No.:    WO/2018/200865    International Application No.:    PCT/US2018/029639
Publication Date: Fri Nov 02 00:59:59 CET 2018 International Filing Date: Fri Apr 27 01:59:59 CEST 2018
IPC: A61B 18/14
A61B 18/16
Applicants: EPIX THERAPEUTICS, INC.
Inventors: KOBLISH, Josef, Vincent
CHUN, Donghoon
JOHNSON, Jessi, E.
Title: DETERMINING NATURE OF CONTACT BETWEEN CATHETER TIP AND TISSUE
Abstract:
Systems and methods for facilitating assessment of a nature of contact between an electrode assembly of an ablation catheter and viable body tissue are disclosed herein, In some embodiments, a method comprises obtaining a first detected voltage between a first electrode and a second electrode, wherein the first and second electrodes are positioned along an electrode assembly of the ablation catheter, and wherein the first electrode is distal to the second electrode, obtaining a second detected voltage between the second electrode and a third electrode, the third electrode positioned proximal to the second electrode.