公开(公告)号：US09301800B2

公开(公告)日：2016-04-05

申请号：US13025562

申请日：2011-02-11

申请人： Tetsu Suzuki ,  Naohisa Yahagi

发明人： Tetsu Suzuki ,  Naohisa Yahagi

IPC分类号： A61B18/14 ,  A61B1/005 ,  A61B17/00 ,  A61B18/00

CPC分类号： A61B18/1477 ,  A61B1/005 ,  A61B18/1492 ,  A61B2017/00269 ,  A61B2017/0088 ,  A61B2018/00107 ,  A61B2018/00482 ,  A61B2018/00601 ,  A61B2018/1417 ,  A61B2018/1475

摘要： The present invention relates to a flex-knife that enables a technique such as tissue excision to be carried out more easily, and is provided with: a rod-shaped high frequency knife which is endoscopically inserted into a body cavity and is for performing cutting procedures; a wire, the high frequency knife connected to the front end thereof; a sheath consisting of an insulating material, into which the wire is inserted; a main body, the back end of the sheath being connected thereto; and a slider to which the back end of the wire is fixed and which is disposed to the main body to enable sliding in the axial direction; wherein the high frequency knife has a large diameter part at its distal end, the large diameter part having an outer diameter that is larger than the inner diameter of the sheath.

摘要翻译： 本发明涉及一种能够更容易地进行诸如组织切除等技术的柔性刀，并且具有：内窥镜插入体腔中并用于执行切割程序的杆状高频刀 ; 电线，高频刀连接到其前端; 由绝缘材料构成的护套，电线插入其中; 主体，护套的后端与其连接; 以及滑块，所述线的后端被固定到所述滑块，并且所述滑块设置在所述主体上以能够在轴向方向上滑动; 其中高频刀在其远端具有大直径部分，大直径部分的外径大于护套的内径。

公开(公告)号：US06949099B2

公开(公告)日：2005-09-27

申请号：US10411840

申请日：2003-04-11

申请人： Chika Shiro ,  Naohisa Yahagi

发明人： Chika Shiro ,  Naohisa Yahagi

IPC分类号： A61B17/00 ,  A61B17/22 ,  A61B18/14

CPC分类号： A61B18/14 ,  A61B2017/00269 ,  A61B2017/22049 ,  A61B2018/1407 ,  A61B2018/1475

摘要： In an incising device for use with endoscope having an electrode 3 for incising an organic tissue on its distal end and an energy connecting portion on it proximal end portion, the electrode 3 is formed of a pliable member having flexibility.

摘要翻译： 在具有用于切割其前端上的有机组织的电极3和其近端部分上的能量连接部分的内窥镜使用的切割装置中，电极3由具有柔性的柔性部件形成。