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:
Sep. 11, 2018

Filed:

Jun. 18, 2015
Applicant:

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

Inventors:

Wangdong Chen, Jiangsu, CN;

Tuo Shu, Jiangsu, CN;

Kaifen Fu, Jiangsu, CN;

Yanping Ye, Jiangsu, CN;

Yongwang Pei, Jiangsu, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 17/10 (2006.01); A61B 17/072 (2006.01); A61B 17/068 (2006.01); A61B 17/32 (2006.01); A61B 17/00 (2006.01); A61B 90/00 (2016.01);
U.S. Cl.
CPC ...
A61B 17/105 (2013.01); A61B 17/068 (2013.01); A61B 17/07207 (2013.01); A61B 17/320016 (2013.01); A61B 2017/00473 (2013.01); A61B 2090/038 (2016.02);
Abstract

A loading unit assembly used for a linear surgical stapler, which includes a staple cartridge frame and a knife driver beam. The knife driver beam has a movable safety block defined on a surface of a proximal end thereof, and a protrusion is correspondingly defined on the staple cartridge frame. When the loading unit assembly is at its initial position, a front surface at a distal end of the safety block engages with the protrusion to stop a movement of the knife driver beam and the safety block. When the loading unit assembly is at its working position, the safety block is relatively separated from the protrusion.


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