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:
Aug. 10, 1993
Filed:
Oct. 16, 1990
Applicant:
Inventors:
Assignee:
Aloka, Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B / ;
U.S. Cl.
CPC ...
606 37 ; 606 42 ;
Abstract
An electrosurgical unit for being capable of selection of desirable electrosurgical operation mode in cutting mode and coagulation mode. A handpiece for the operation is connected to a control means through an isolation means, and an operator performs the operations of cutting mode or coagulation mode by use of the handpiece. The handpiece is provided with a cutting mode switch and a coagulation mode switch. The operator can perform the mode change only in the sterile field by depression of these switches simultaneously.