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:
May. 14, 1991
Filed:
Apr. 03, 1990
Applicant:
Inventors:
Assignee:
Valleylab Inc., Boulder, CO (US);
Primary Examiner:
Int. Cl.
CPC ...
A61B / ; A61B / ;
U.S. Cl.
CPC ...
604 22 ; 604 35 ; 606 42 ; 606 45 ; 606 49 ; 606169 ; 200505 ; 200511 ;
Abstract
An improved device for delivering RF current to the operating tool of an ultrasonic surgical apparatus which comprises a switch module for selecting said RF current, an electrically conducting metal band connected to the switch module and an electrically conductive O-ring in electrical contact with the metal band and located around the acoustic conecting member of the apparatus.
Published as:
US5015227A; CA2075902A1; IE911077A1; WO9115157A1; AU7674191A; FI924451A7; FI924451L; NO923854D0; NO923854L; EP0523174A1; JPH05501978A; DE9190051U1; AU638830B2; EP0523174B1; JPH0640882B2; ATE106219T1; DE69102271D1; DK0523174T3; ES2055988T3; DE69102271T2; IE64458B1; IL97682A; CA2075902C;