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. 07, 1993
Filed:
Oct. 13, 1992
Applicant:
Inventor:
Alfred Hagen, Tuttlingen, DE;
Assignee:
Delma elektro-und medizinische Apparatebau Gesellschaft mbH, Tuttlingen, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61B / ; A61B / ;
U.S. Cl.
CPC ...
606 45 ; 606 46 ; 606 49 ; 606 50 ;
Abstract
A medical coagulation-cutting instrument has an instrument shaft (11) with wo stationary coagulation electrodes (12, 13) and a movable cutting electrode (14). An actuating head (19) is arranged at the distal end of the instrument shaft (11). The radio frequency feedlines for the two coagulation electrodes (12, 13) are conductive tubes (15, 16) arranged concentric to one another and to the instrument shaft within which the high frequency feedline for the cutting electrode (14) is arranged in an insulated manner as an axially directed conductive bar (17) which is axially movable by the actuating head (19).