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:
Jun. 05, 2001
Filed:
Jan. 22, 1999
Applicant:
Inventors:
Weng-Kwen Raymond Chia, Irvine, CA (US);
Hosheng Tu, Tustin, CA (US);
Assignee:
Irvine Biomedical, Inc., Irvine, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 1/739 ;
U.S. Cl.
CPC ...
A61B 1/739 ;
Abstract
A catheter system having a tip section with fixation means for use in treatment of tissues, such as mapping pulmonary veins or ablating tumors in a natural body conduit or cavity by applying RF energy, wherein the catheter system passes through a natural body opening to reach the target tissue, wherein the catheter system stays at a desired position via its fixation means having needle-like attachments, and delivers therapeutic RF energy to the target tissue for improved tissue treatment.