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.
Patent No.:
Date of Patent:
Dec. 14, 1999
Filed:
Oct. 14, 1997
Stephan Willems, Hamburg, DE;
Christian Weiss, Hamburg, DE;
Frank Nguyen, San Jose, CA (US);
John W Gaiser, Mountain View, CA (US);
Scott A McIntosh, Pacifica, CA (US);
Medtronic, Inc., Minneapolis, MN (US);
Abstract
A stabilized electrophysiology catheter (4) includes a main body portion (16) and a flexible tip portion (18). A plurality of electrodes (24, 26) are positioned along the tip portion. The tip portion includes a main section (20) and a pre-curved, offset, reverse-angle anchor section (22) at its distal end. The anchor section is shaped to engage with and anchor to a coronary opening, typically the coronary sinus opening (48) in the right atrium or a pulmonary vein opening (82) in the left atrium, for stabilized mapping and ablation of the right atrium or the left atrium. A manipulator wire (36) is used to radially deflect the tip portion in a first direction (40). When introduced through the superior vena cava (46), the tip portion forms a generally J-shape. When introduced through the inferior vena cava (54), the tip portion is deflected more than 360.degree..