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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 10433848 B1

PDFFull Text
Date of Patent:
Oct. 08, 2019

Filed:

Dec. 27, 2013

Circular stapler and staple head assembly thereof

Applicant:

Suzhou Touchstone International Medical Science Co., Ltd., Suzhou, Jiangsu, CN;

Inventors:

Wangdong Chen, Suzhou, CN;

Kezhan Sun, Suzhou, CN;

Assignee:

Suzhou Touchstone International Medical Science Co., Ltd., Suzhou, CN;

Attorney:

Fox Rothschild LLP

Primary Examiner:

Nathaniel C Chukwurah

Assistant Examiner:

Lucas E A. Palmer

Int. Cl.
CPC ...
A61B 17/115 (2006.01); A61B 17/068 (2006.01); A61B 17/10 (2006.01); A61B 17/00 (2006.01); A61B 90/00 (2016.01);
U.S. Cl.
CPC ...
A61B 17/1155 (2013.01); A61B 17/068 (2013.01); A61B 17/105 (2013.01); A61B 2017/00349 (2013.01); A61B 2090/0811 (2016.02);
Abstract

A circular stapler and a staple head assembly thereof are disclosed. The staple head assembly comprises a staple barrel assembly and an anvil assembly. The anvil assembly includes an anvil ring and an anvil shaft which are fixedly connected to each other, where the anvil shaft is capable of sliding along the longitudinal direction in an anti-expansion tube. The staple barrel assembly includes a staple barrel, a staple pusher piece arranged within the staple barrel and a staple cartridge fixed at a distal end of the staple barrel.

Find Patent Forward Citations

Chen, Wangdong. (2019). Circular stapler and staple head assembly thereof (U.S. Patent No. 10433848). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10433848

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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