公开(公告)号：US20160354111A1

公开(公告)日：2016-12-08

申请号：US15116562

申请日：2015-02-04

Applicant: NIPRO CORPORATION

Inventor： KATSUYA MIYAGAWA ,  MISA MATSUMOTO ,  TOMONORI NAKAMURA

IPC: A61B17/3207 ,  A61B8/00 ,  A61B8/12

CPC classification number: A61B17/320783 ,  A61B8/12 ,  A61B8/445 ,  A61B17/320758 ,  A61B2017/22069 ,  A61B2017/22071 ,  A61B2017/320716 ,  A61B2090/3735 ,  A61B2090/3784

Abstract: [Object] To provide a catheter having a simple structure capable of excising an atheroma in a blood vessel and capable of obtaining ultrasonic images of a blood vessel.[Solution] A catheter 10 has a shaft 11 having an opening 20 in a part of the side wall on the distal end side, a cutter 12 which is located in the vicinity of the opening 20 in the internal space of the shaft 11 and which can move in the axial direction 101 of the shaft 11, a balloon 23 which is disposed on the side opposite to the opening 20 with respect to the axis of the shaft 11 and which outwardly expands from the side wall of the shaft 11, and a phased array ultrasound probe 17 disposed along the circumferential direction 102 of the outer peripheral surface of the side wall in the vicinity of the opening 20 at least on the same side as the side where the opening 20 is provided with respect to the axis of the shaft 11.

Abstract translation: 导管10具有在前端侧的侧壁的一部分中具有开口20的轴11，位于轴11的内部空间内的开口20附近的切割器12， 可以沿着轴11的轴向101移动，气球23相对于轴11的轴线设置在与开口20相对的一侧上并且从轴11的侧壁向外扩展，并且 相对阵列超声波探头17至少在与开口20相对于轴的轴线设置的一侧至少在同一侧沿着侧壁的外周表面的周向方向102设置在开口20附近 11。