Handheld Electrosurgical Apparatus for Controlling Operating Room Equipment
Patent Information
- Authority / Receiving Office
- US · United States
- Patent Type
- Applications(United States)
- Current Assignee / Owner
- COVIDIEN AG
- Publication Date
- 2011-02-10
- Estimated Expiration
- Not applicable · inactive patent
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Abstract
Description
CROSS-REFERENCE TO RELATED APPLICATIONS
[0001] The present application is a Continuation Application claiming the benefit of and priority to U.S. application Ser. No. 11 / 211,293, filed on Aug. 25, 2005, the entire content of which is incorporated herein by reference.BACKGROUND
[0002] 1. Technical Field
[0003] The present disclosure relates generally to electrosurgical instruments and, more particularly, to an electrosurgical handpiece having a plurality of hand-accessible variable controls.
[0004] 2. Background of Related Art
[0005] During electrosurgery, a source or active electrode delivers energy, such as radio frequency (RF) energy, from an electrosurgical generator to a patient and a return electrode or a plurality thereof carry current back to the electrosurgical generator. In monopolar electrosurgery, the source electrode is typically a hand-held instrument placed by the surgeon at the surgical site and the high current density flow at this electrode creates the desired surgical effect...