IP Library › Granted Patent US 9,283,030
Granted Patent B2
US 9,283,030 · App. 13/025,892 · Granted Mar 15, 2016

HF surgical device

Inventors: Martin Hagg (Wannweil, DE); Peter Selig (Nehren, DE)
Assignee: ERBE ELEKTROMEDIZIN GMBH
A61B18/1402A61B18/1233A61B2018/167
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Quick Facts
Patent No.
US 9,283,030
App. No.
13/025,892
Granted
Mar 15, 2016
Kind
B2
Abstract

An HF surgical device comprising an HF surgical generator, at least one surgical instrument having an active electrode and a neutral electrode, which are connectable to the HF generator. The surgical instrument is connectable to the HF generator via a first wire and the neutral electrode is connectable to the HF generator via second wire. The first and/or second wire is/are equipped with a shield and a decoupling capacitor is disposed at a distal end of each shielded wire.

Claims (10)

1. A high-frequency (HF) surgical device, comprising:

an HF generator;

a surgical instrument having an active electrode and a neutral electrode;

a first wire connecting the active electrode to the HF generator, said first wire being equipped with a first shield;

a second wire connecting the neutral electrode to the HF generator, said second wire being equipped with a second shield;

a first decoupling capacitor disposed at a distal end of the first wire; and

a second decoupling capacitor disposed at a distal end of the second wire,

wherein the first and second shields are grounded via a ground path.

2. The HF frequency surgical device of claim 1 , wherein the first and second shields are connectable to the HF generator via return wires at a central neutral point.

3. The HF surgical device of claim 2 , wherein at least one common mode choke is provided in a return wire.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 11, 2011
From: HAGG, MARTIN; SELIG, PETER
To: ERBE ELEKTROMEDIZIN GMBH
Reel/Frame 025798/0483 →
Priority Claims (1)
DE 10 2010 000 396 · Feb 12, 2010 · national
Continuity (1)
Related Publication 20110202051A1 · Aug 18, 2011