公开(公告)号：US20180317747A1

公开(公告)日：2018-11-08

申请号：US16038287

申请日：2018-07-18

Applicant: OLYMPUS CORPORATION

Inventor： Shigeyasu KISHIOKA ,  Yoki ONISHI ,  Masami SHIMIZU ,  Tomomi NAKAJIMA

IPC: A61B1/00 ,  A61B1/005

CPC classification number: A61B1/00048 ,  A61B1/00 ,  A61B1/00052 ,  A61B1/0052 ,  A61B1/015 ,  A61B1/04 ,  G02B23/24

Abstract: A portable endoscope includes: an operation portion; a video display device provided with a display portion and a device body; and a suction valve or a gas feeding adapter including a tube connecting portion provided on a fluid pipe sleeve. The body attaching portion of the device body is provided at a predetermined position positionally displaced from a central part of the device body; and the tube connecting portion is arranged along a back face of the device body and arranged in a display portion projection range projecting outward from the operation portion left side face viewed from the video display screen side.

公开(公告)号：US20200266009A1

公开(公告)日：2020-08-20

申请号：US16866608

申请日：2020-05-05

Applicant: OLYMPUS CORPORATION

Inventor： Masami SHIMIZU ,  Shigeyasu KISHIOKA ,  Yoki ONISHI ,  Toshihiko SUZUTA

IPC: H01H13/06 ,  A61B1/00 ,  H01H13/14

Abstract: An operation switch includes a concave portion in which an inner peripheral surface is constituted by a first inclined surface that is reduced in diameter toward a bottom portion from an external surface of a frame and a cylindrical portion that is formed in a pressing type operation button mounted on the concave portion and in which an outer peripheral surface is constituted by a second inclined surface that has a gradient larger than a gradient of the first inclined surface and faces the inner peripheral surface of the concave portion.

公开(公告)号：US20190150714A1

公开(公告)日：2019-05-23

申请号：US16260401

申请日：2019-01-29

Applicant: OLYMPUS CORPORATION

Inventor： Yoki ONISHI ,  Shigeyasu KISHIOKA ,  Masami SHIMIZU

IPC: A61B1/00 ,  A61B1/005 ,  G02B23/24

Abstract: A turn fixing mechanism portion of an endoscope apparatus includes: a turning portion connected to a turning unit turnably disposed; a fixed portion configured to turnably support the turning portion; an elastic member interposed between the turning portion and the fixed portion; and a holding member configured to fix a turned position of the turning unit by pressing the turning portion toward a side of the fixed portion to compress the elastic member in a turning axis direction to generate a predetermined frictional force.

公开(公告)号：US20180310803A1

公开(公告)日：2018-11-01

申请号：US16026326

申请日：2018-07-03

Applicant: OLYMPUS CORPORATION

Inventor： Keisuke HATANO ,  Shigeyasu KISHIOKA

IPC: A61B1/005 ,  A61B34/00

CPC classification number: A61B1/00

Abstract: An operation lever type (joystick type) endoscope including an operation lever capable of adjusting a bending angle of a bending portion in response to a tilting operation of an operation portion, and an exterior cover an outer periphery portion of which is watertightly fixed to an operation portion body (an operation portion), and an inner periphery portion of which watertightly covers an outer circumference of the operation lever, the exterior cover being capable of deforming by pressure fluctuation inside the operation portion (that is, pressure fluctuation of a sealed space formed inside the endoscope), is provided with a restricting member 90 configured to restrict expansion of the exterior cover by the fluctuation of the internal pressure.