Ultrasonic treatment tool

Abstract

An ultrasonic treatment tool includes: an ultrasonic blade configured to supply ultrasonic vibration and high-frequency current to a body tissue; a jaw configured to open and close with respect to the ultrasonic blade; a holder that is supported by the jaw, is made of a first material having electrical insulation properties, and includes an electrode supplying the high-frequency current and a protruding portion protruding toward the ultrasonic blade, the electrode being disposed on a face that is included in the holder and that faces the ultrasonic blade; and an abutting portion that is disposed in the holder and is made of a first resin material, the abutting portion being configured to abut against the ultrasonic blade when the jaw closes with respect to the ultrasonic blade.

Dependencies are inferred from the claim text.