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:
Apr. 03, 2001
Filed:
May. 05, 1999
Applicant:
Inventors:
Helge Hofmann, Emmingen, DE;
Gernod Fritzsch, Tuttlingen, DE;
Assignee:
Gebrueder Berchtold GmbH & Co., Tuttlingen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61B 1/818 ;
U.S. Cl.
CPC ...
A61B 1/818 ;
Abstract
A high frequency surgical instrument which has at least one treatment electrode (,″) which can be or is connected to a high frequency generator (,), which is at least partly fluid-permeable and to which a fluid, in particular a liquid, which counteracts the sticking of the biological tissue to the treatment electrode (,) can be or is fed in through at least one liquid infeed passage (,). At least the region (,″) of the treatment electrode which is intended for the interaction with the biological tissue consists totally or partly of a liquid-permeable, porous, biologically compatible sinter material.