公开(公告)号：US08277374B2

公开(公告)日：2012-10-02

申请号：US12260604

申请日：2008-10-29

申请人： Masayo Tsumaru ,  Ryuichi Toyama ,  Makoto Abe ,  Toshihiro Hadano ,  Ryosuke Ishizaki

发明人： Masayo Tsumaru ,  Ryuichi Toyama ,  Makoto Abe ,  Toshihiro Hadano ,  Ryosuke Ishizaki

IPC分类号： A61B1/04

CPC分类号： A61B1/00082 ,  A61B1/00075 ,  A61B1/00094 ,  A61B1/00156 ,  A61B1/0016 ,  A61B1/015 ,  A61B1/31

摘要： A medical instrument of the present invention comprises a spiral shaped portion provided at an insertion portion main body, for generating a force at the insertion portion main body to advance/retreat in a subject by a contact with a body wall of the subject, a balloon provided so as to expand radially in a radial direction of the insertion portion main body and capable of contact with the body wall, a suction opening portion provided between the spiral shaped portion and the balloon in the insertion portion main body, and a suction pipeline communicating with the suction opening portion, inserted into the insertion portion main body and connected to a suction pressure controller on a rear end side of the insertion portion main body in the insertion direction.

摘要翻译： 本发明的医疗器具包括设置在插入部主体上的螺旋形部分，用于在插入部分主体处产生力，以通过与被检体的身体壁接触而在被检体内前进/后退，气囊 设置成沿着插入部主体的径向径向扩张并且能够与本体壁接触;吸入开口部，其设置在插入部主体的螺旋状部与球囊之间;吸入管道， 吸入口部分插入到插入部分主体中，并沿着插入方向与插入部分主体的后端侧的吸入压力控制器连接。

公开(公告)号：US20090281384A1

公开(公告)日：2009-11-12

申请号：US11821521

申请日：2007-06-22

申请人： Masayo Tsumaru ,  Shigeki Matsuo

发明人： Masayo Tsumaru ,  Shigeki Matsuo

IPC分类号： A61B1/01 ,  A61B1/005

CPC分类号： A61B1/31 ,  A61B1/00156 ,  A61B1/0016 ,  A61B1/0051

摘要： In order to provide a rotating self-propelling endoscope and an endoscope system capable of easily achieving miniaturization of an operation portion by using a small-sized motor, and configured to obtain sufficient propulsive force with a smaller motor torque, the endoscope of the invention comprises a flexible elongate endoscope insertion portion insertable into a subject's body; and a flexible propulsive force generating portion rotatable on an outer circumferential side of the endoscope insertion portion and having a helically shaped portion on an outer circumferential surface of the flexible propulsive force generating portion, wherein the helically shaped portion has a lead angle that is set to be in a range from not less than 9 degrees to not more than 15 degrees.

摘要翻译： 为了提供一种能够通过使用小型电动机容易地实现操作部的小型化的旋转式自行式内窥镜和内窥镜系统，并且被构造成以更小的电动机转矩获得足够的推进力，本发明的内窥镜包括 柔性细长内窥镜插入部，其可插入被检体的身体; 以及柔性推进力产生部，其能够在所述内窥镜插入部的外周侧旋转，并且在所述柔性推进力产生部的外周面上具有螺旋状的部分，其中，所述螺旋状部具有设定为 在不小于9度至不超过15度的范围内。