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:
Dec. 13, 1994
Filed:
Apr. 07, 1992
Shuichi Takayama, Tokyo, JP;
Akio Nakada, Kanagawa, JP;
Yasukazu Tatsumi, Tokyo, JP;
Takeaki Nakamura, Tokyo, JP;
Tatsuya Yamaguchi, Tokyo, JP;
Yasuhiro Ueda, Tokyo, JP;
Hideyuki Adachi, Tokyo, JP;
Masakazu Gotanda, Kanagawa, JP;
Koji Fujio, Tokyo, JP;
Katsunori Sakiyama, Tokyo, JP;
Masaaki Hayashi, Tokyo, JP;
Olympus Optical Co., Ltd., Tokyo, JP;
Abstract
A treating instrument for medical treatment, comprises an insertion section to be inserted into a body cavity of a patient, biopsying forceps provided at a distal end of the insertion section, a pair of cups provided at the forceps, a grip member connected to an operator-end side of the insertion section; a drive unit provided on the distal end of the insertion section and generating a drive force for the cups, a conduction circuit for carrying electric current through the drive unit, and an operation switch interposed at lead wires of the conduction circuit.