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:
Apr. 19, 2022

Filed:

Mar. 14, 2018
Applicant:

Mima-pro (Nan Tong) Scientific Inc, Nantong, CN;

Inventors:

Peng Zhang, Nantong, CN;

Ting Yang, Nantong, CN;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B 18/18 (2006.01); A61B 18/08 (2006.01); A61B 18/14 (2006.01); A61B 18/00 (2006.01);
U.S. Cl.
CPC ...
A61B 18/1815 (2013.01); A61B 18/082 (2013.01); A61B 18/148 (2013.01); A61B 18/1477 (2013.01); A61B 18/1482 (2013.01); A61B 18/18 (2013.01); A61B 2018/00023 (2013.01); A61B 2018/00577 (2013.01); A61B 2018/00589 (2013.01); A61B 2018/1425 (2013.01); A61B 2018/1427 (2013.01); A61B 2018/1497 (2013.01); A61B 2018/1861 (2013.01); A61B 2018/1869 (2013.01); A61B 2018/1884 (2013.01); A61B 2018/1892 (2013.01);
Abstract

A circular microwave ablation antenna is provided with a chamber for accommodating the coaxial cable and the conduit, the chamber and the conduit extend forward to the front end of the antenna. An emission window of the antenna is at least partially located in the conduit to enable the cooling medium to cool the emission window area of the antenna. The conduit of the microwave emission area is made of an insulation material, so that the microwave can radiate outward, and the rest of the conduit is made of a microwave shielding material. The choke ring located at the rear side of emission area is hermetically fixed to the conduit, so that the choke ring acts to block the microwave. A gap exists between the choke ring and the needle bar, and the gap is used for the backflow of the cooling medium.


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Zhang, Peng. (2022). Circular microwave ablation antenna and system (U.S. Patent No. 11304754). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11304754

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