Invention Grant
- Patent Title: Electrosurgical instrument with needle electrode
- Patent Title (中): 带电针的电外科器械
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Application No.: US11427691Application Date: 2006-06-29
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Publication No.: US07867225B2Publication Date: 2011-01-11
- Inventor: Warren P. Heim , James L. Brassell
- Applicant: Warren P. Heim , James L. Brassell
- Applicant Address: US MA Beverly
- Assignee: Microline Surgical, Inc
- Current Assignee: Microline Surgical, Inc
- Current Assignee Address: US MA Beverly
- Agency: Greenblum & Bernstein, P.L.C.
- Main IPC: A61B18/14
- IPC: A61B18/14

Abstract:
An electrosurgical instrument includes a conductive element in the form of a needle that is surrounded by an insulation layer except at a conductor tip portion of the conductive element. The conductor tip portion and insulation layer each have unique geometric shapes and composition of the parts to reduce or eliminate the production of smoke and eschar and reduce tissue damage. The electrosurgical needle electrode is configured to concentrate the flow of electrosurgical at the tip region.
Public/Granted literature
- US20070005058A1 Electrosurgical Instrument With Needle Electrode Public/Granted day:2007-01-04
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