Patent ID: 7008420
Filing Date: 2006-03-07
Classification: A61B

Abstract:
1. A high frequency surgical instrument comprising: a slender cylindrical electro-insulating sheath including a distal end and a proximal end; a handle main body mounted to the proximal end of the sheath; a slider configured to advance and retreat on the handle main body along an axial direction of the sheath; an electrode portion for a diathermic treatment, configured to project from or withdraw into a distal end of the sheath in accordance with the advancing and retreating of the slider; an electric connection portion provided in the slider, to which a connection cord for connection with an external high frequency power source, is detachably connected; a conducting member configured to electrically connecting the electric connection portion and the electrode portion; and a cord connection portion configured to lead the connection cord backwards along an advancing and retreating direction of the slider; wherein the electric connection portion includes a connection portion rotating portion configured to connect the connection cord thereto rotatably in a direction of rotation of an axis of the connection cord.