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:
Apr. 11, 2000
Filed:
Nov. 21, 1997
Applicant:
Inventors:
Wataru Hirakawa, Kagoshima-ken, JP;
Keiji Nakano, Kurume, JP;
Tomohiko Asahara, Tokyo, JP;
Nobuhiro Kagaminuma, Kohriyama, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
606 51 ;
Abstract
A grooved channel serving as perfusion leading structure is formed between the opening of a perfusion tube at its front end and the bipolar electric coagulating and dissecting portions at the front ends of arms.