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:
Mar. 02, 1993
Filed:
Jun. 06, 1991
Applicant:
Inventors:
David A Zieve, Lafayette, CO (US);
Michael S Klicek, Boulder, CO (US);
Assignee:
Valleylab Inc., Boulder, CO (US);
Primary Examiner:
Int. Cl.
CPC ...
A61B / ; A61B / ;
U.S. Cl.
CPC ...
604 22 ; 604 35 ; 606 38 ; 606 40 ;
Abstract
An electrical circuit system which provides electrical energy to a surgical apparatus having ultrasonic fragmentation, aspiration and electrosurgical coagulation capabilities, which system also includes an impedance sensing network and automatic feedback power output control to reduce RF power output as load impedance increases, thereby reducing RF leakage current.
Published as:
CA2110684A1; WO9221300A1; IE921822A1; AU1914792A; US5190517A; FI935424A7; FI935424L; NO934404D0; NO934404L; DE9290062U1; JPH06502573A; AU660467B2; EP0678007A1; JP2506542B2; CA2110684C; EP0678007B1; ATE171359T1; DE69227130D1; ES2125262T3; DE69227130T2;
Quick Actions:
Zieve, David. (1993). Electrosurgical and ultrasonic surgical system (U.S. Patent No. 5190517). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5190517
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile