Disclosed is a gripping member provided on a jaw which grips a surgical site while tilting along with an amputator in an ultrasonic surgical apparatus for amputating the surgical site, the gripping member comprising a body portion formed along the lengthwise-direction of the jaw and coupled thereto； and a fixing portion having a through-hole at one end through which a shaft penetrates, and extending from the body portion along the lengthwise-direction thereof toward the shaft provided so as to tilt the jaw, so that the body portion is not released from the jaw.
