The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 10, 2026

Filed:

Jun. 25, 2019
Applicant:

Biosense Webster (Israel) Ltd., Yokneam, IL;

Inventors:

Dustin R. Tobey, San Dimas, CA (US);

Shubhayu Basu, Anaheim, CA (US);

Cesar Fuentes-Ortega, Pasadena, CA (US);

Pieter E. Van Niekerk, Monrovia, CA (US);

Tushar Sharma, Arcadia, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 5/287 (2021.01); A61B 18/12 (2006.01); A61B 18/14 (2006.01); A61B 18/18 (2006.01); A61B 5/00 (2006.01); A61B 18/00 (2006.01);
U.S. Cl.
CPC ...
A61B 18/1492 (2013.01); A61B 18/1206 (2013.01); A61B 5/287 (2021.01); A61B 5/6858 (2013.01); A61B 2018/00351 (2013.01); A61B 2018/00577 (2013.01); A61B 2018/00839 (2013.01); A61B 2018/1253 (2013.01); A61B 2018/126 (2013.01);
Abstract

An apparatus includes a shaft and an end effector at a distal end of the shaft. The end effector has a distal end and a proximal end with a longitudinal intermediate point between the distal and proximal ends. The end effector is sized to fit in an anatomical passageway within a cardiovascular system. The end effector includes at least one sensor electrode and a reference electrode. The at least one sensor electrode is configured to contact cardiovascular tissue and thereby pick up potentials. The reference electrode is configured to pick up a potential from fluid in contact with the reference electrode. The reference electrode is located proximal to the longitudinal intermediate point of the end effector. The end effector is configured to prevent the reference electrode from contacting tissue.


Find Patent Forward Citations

Tobey, Dustin. (2026). Unipolar reference electrode for electrophysiology mapping catheter (U.S. Patent No. 12569295). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12569295

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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