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.:

US 7001379 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 21, 2006

Filed:

Jan. 12, 2004
Applicants:

Robert S. Behl, Palo Alto, CA (US);

Eben L. Kermit, Menlo Park, CA (US);

Peter F. Lyons, San Jose, CA (US);

Colin J. Nichols, Fremont, CA (US);

Inventors:

Robert S. Behl, Palo Alto, CA (US);

Eben L. Kermit, Menlo Park, CA (US);

Peter F. Lyons, San Jose, CA (US);

Colin J. Nichols, Fremont, CA (US);

Assignee:

Boston Scientific Scimed, Inc., Maple Grove, MN (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 18/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

Method for heating tissue by delivering radio frequency energy through tissue electrodes having controlling energy delivery so that an abrupt increase in impedance between the electrodes and the tissue is observed, typically in the form of an abrupt decrease in power delivered to the electrodes. The power at which the impedance increases and/or the time required to induce such an increase in impedance, are relied on to determine acceptable ranges to achieve a maximum sustainable delivery of radio frequency energy to the tissue consistent with complete, rapid, and uniform heating of the tissue.


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