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:
Oct. 16, 2018
Filed:
Oct. 29, 2015
Applicant:
Korea Institute of Machinery & Materials, Daejeon, KR;
Inventors:
Jong-Kweon Park, Daejeon, KR;
Seung Kook Ro, Daejeon, KR;
Sung Cheul Lee, Daejeon, KR;
Byung-Sub Kim, Daejeon, KR;
Jaegu Kim, Daejeon, KR;
Kornel Ehmann, Evanston, IL (US);
Peidong Han, Evanston, IL (US);
Assignee:
KOREA INSTITUTE OF MACHINERY & MATERIALS, Daejeon, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B24B 3/60 (2006.01); A61B 17/34 (2006.01); A61B 17/00 (2006.01);
U.S. Cl.
CPC ...
A61B 17/3417 (2013.01); B24B 3/605 (2013.01); A61B 2017/00526 (2013.01); A61B 2017/3454 (2013.01);
Abstract
According to an exemplary embodiment of the present invention, a trocar is provided. The trocar includes: a sharp end; at least three concave cutting edges extended from the sharp end; and at least three concave cutting surfaces forming the sharp end and the at least three cutting edges.