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:
Oct. 14, 2008

Filed:

Jun. 27, 2002
Applicants:

Jean Woloszko, Austin, TX (US);

Michael A. Baker, Austin, TX (US);

Robert H. Dahla, Sunnyvale, CA (US);

Hardev Kahlon, San Jose, CA (US);

Adelina Villaruel, San Jose, CA (US);

Cindy Truc Nguyen, San Jose, CA (US);

Irma Gutierrez, San Jose, CA (US);

Inventors:

Jean Woloszko, Austin, TX (US);

Michael A. Baker, Austin, TX (US);

Robert H. Dahla, Sunnyvale, CA (US);

Hardev Kahlon, San Jose, CA (US);

Adelina Villaruel, San Jose, CA (US);

Cindy Truc Nguyen, San Jose, CA (US);

Irma Gutierrez, San Jose, CA (US);

Assignee:

ArthroCare Corporation, Austin, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 18/18 (2006.01);
U.S. Cl.
CPC ...
Abstract

Systems and methods are provided for applying a high frequency voltage in the presence of an electrically conductive fluid. High frequency voltage is then applied between the active electrode(s) and one or more return electrode(s) to volumetrically remove or ablate at least a portion of the target tissue. In one embodiment a tissue treatment surface includes spacers or a chamber for containing the electrodes.


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