Patent ID: 6066151
Filing Date: 2000-05-23
Classification: A61B

Abstract:
An ultrasonic surgical apparatus for treating a tissue of interest by applying an ultrasornic vibration to the tissue while grasping the tissue between an ultrasonic probe and a jaw, comprising:an ultrasonic transducer provided in a housing and generating an ultrasonic vibration;a vibration transmitting member connected to the ultrasonic transducer to transmit the ultrasonic vibration;an ultrasonic probe connected to the vibration transmitting member;a movable jaw mounted relative to the probe and, together with the probe, being adapted for grasping the tissue;a movable member being operated to move the movable jaw;a support member movably supporting the movable member; anda stopper for stopping in cooperation with the movable member and the support member, the movable jaw in a terminal position thereof when the movable jaw is moved toward the probe, thereby restricting a tissue grasping force of the movable jaw when the movable jaw grasps the tissue.