US Patent 7303561 High-frequency tool for endoscope

Patent 7303561 was granted and assigned to Pentax on December, 2007 by the United States Patent and Trademark Office.

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Is a

Patent

Patent attributes

Current Assignee

Pentax

Patent Jurisdiction

United States Patent and Trademark Office

Patent Number

73035611

Patent Inventor Names

Teruo Ouchi1

Date of Patent

December 4, 2007

Patent Application Number

109626061

Date Filed

October 13, 2004

Patent Primary Examiner

‌

Lee S. Cohen

Patent abstract

A high-frequency treatment tool for an endoscope is provided with a transparent hood to be detachably coupled to a distal end of an endoscope provided with at least one electrode, at least one high-frequency electrode provided at a tip end of the transparent hood, at least one contact which is to electrically contact the at least one electrode of the endoscope, and at least one conductive member that electrically connects the at least one high-frequency electrode and the at lease one contact. The at least one conductive member is arranged to be located at an inner position with respect to an outer surface of the transparent hood.