| 摘要 |
PURPOSE:To provide a treatment tool, whose insert part is made thin, which can manipulate the part treated accurately, and which transmits the force of an actuator upon enlargement to the part treated for easier operation. CONSTITUTION:A treatment tool is equipped with a vital organism inspecting cup 9, which is installed at the tip of vital organism forceps to be inserted in a cavity for making treatment of the part to be treated in the cavity, and a piezoelectric unit 13 which drives the cup 9, wherein further an arm 10 and projection 15 for transmitting the displacement amount from the piezoelectric unit 13 upon enlargement are installed between the cup 9 and piezoelectric unit 13. |
