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:
Nov. 15, 2022

Filed:

Feb. 28, 2019
Applicant:

Surgnova Healthcare Technologies (Zhejiang) Co., Ltd., Cixi, CN;

Inventors:

Wenxing Huang, Beijing, CN;

Dezhi Zhan, Beijing, CN;

Limin Tian, Beijing, CN;

Hui Li, Beijing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 18/18 (2006.01); A61B 18/00 (2006.01);
U.S. Cl.
CPC ...
A61B 18/1815 (2013.01); A61B 2018/00023 (2013.01); A61B 2018/00148 (2013.01); A61B 2018/00494 (2013.01); A61B 2018/00541 (2013.01); A61B 2018/00577 (2013.01); A61B 2018/183 (2013.01); A61B 2018/1861 (2013.01); A61B 2018/1869 (2013.01);
Abstract

A flexible microwave ablation antenna and a microwave ablation needle including the same are disclosed. The flexible microwave ablation antenna including: a radiator for transmitting microwave for ablation; a coaxial cable for propagating the microwave for ablation generated by a microwave generator to the radiator; wherein the flexible microwave ablation antenna is bendable. Preferably, an annular composite structure is disposed around a periphery of the coaxial cable to suppress the electromagnetic wave from propagating along the coaxial cable in a reverse direction. The annular composite structure includes an annular non-metallic layer and an annular metallic layer surrounding the annular non-metallic layer. The annular metallic layer is electrically insulated from the coaxial cable.


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