| 摘要 |
<P>PROBLEM TO BE SOLVED: To ensure a sufficient amount of liquid supply while having a structure with a reduced diameter. <P>SOLUTION: An ultrasonic treatment apparatus 1 includes: a long insertion part 2; an ultrasonic wave generation unit 3 provided at a tip of the insertion part 2, and for generating ultrasonic wave; a treatment part 4a disposed at a tip of the ultrasonic wave generation unit 3, and for treating tissues by the ultrasonic wave; a transmission part 4 connected between the ultrasonic wave generation unit 3 and the treatment part 4a, and for transmitting the ultrasonic wave generated by the ultrasonic wave generation unit 3 to the treatment part 4a; and a pipe 5 extending to a base end of the insertion part 2 along the longitudinal direction of the insertion part 2, and having an opening provided at a position adjacent to the tip of the ultrasonic wave generation unit 3 and shifted from the transmission part 4, and for jetting liquid toward the treatment part 4a. <P>COPYRIGHT: (C)2013,JPO&INPIT |
