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:
Nov. 04, 2025
Filed:
Jun. 09, 2021
Applicant:
Covidien Lp, Mansfield, MA (US);
Inventors:
Yishuai Xu, Shanghai, CN;
Li Xiang, Shanghai, CN;
Assignee:
Covidien LP, Mansfield, MA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61B 17/115 (2006.01); A61B 17/34 (2006.01); A61B 17/11 (2006.01);
U.S. Cl.
CPC ...
A61B 17/1155 (2013.01); A61B 17/3417 (2013.01); A61B 2017/1132 (2013.01);
Abstract
A trocar member for a circular stapling instrument includes a tubular housing and a tip member moveable relative to the tubular housing between an extended position and a retracted position. The tubular housing includes proximal and distal portions and defines a longitudinal passage. The tubular housing includes a flange configured for operable engagement with an anvil assembly. The tip member is disposed entirely within the tubular housing when in the retracted position.
Xu, Yishuai. (2025). Retractable trocar for circular stapling instruments (U.S. Patent No. 12458357). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12458357
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile