Title:
HIGHHFREQUENCY INCISING TOOL
Document Type and Number:
Japanese Patent JPS5552748
Kind Code:
A
Abstract:
Disclosed is an apparatus for resecting tissue inside the human body cavity by means of high-frequency currents which comprises an electrically insulating elongate tubular sheath, a first electrode exposed at the distal end portion of the sheath, a snare capable of advance and retreat within the sheath and bringing tissue to be resected which is grasped thereby into close contact with the first electrode, the snare constituting a second electrode, the snare constituting a second electrode, a control wire capable of advance and retreat within the sheath and coupled to the snare, whereby the snare is controlled, and a means for supplying high-frequency currents to the snare and the first electrode through the interior of the sheath.
Inventors:
KOMIYA OSAMU
Application Number:
JP12552878A
Publication Date:
April 17, 1980
Filing Date:
October 12, 1978
Export Citation:
Assignee:
OLYMPUS OPTICAL CO
International Classes:
A61B18/12; A61B18/14; A61B17/28; A61B17/30; A61B17/32; A61B18/00; (IPC1-7): A61B17/22