JP2005261688A5 - - Google Patents

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Publication number
JP2005261688A5
JP2005261688A5 JP2004079263A JP2004079263A JP2005261688A5 JP 2005261688 A5 JP2005261688 A5 JP 2005261688A5 JP 2004079263 A JP2004079263 A JP 2004079263A JP 2004079263 A JP2004079263 A JP 2004079263A JP 2005261688 A5 JP2005261688 A5 JP 2005261688A5
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JP
Japan
Prior art keywords
protrusion
endoscope apparatus
pulley unit
endoscope
pair
Prior art date
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Application number
JP2004079263A
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Japanese (ja)
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JP4526284B2 (en
JP2005261688A (en
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Publication date
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Priority to JP2004079263A priority Critical patent/JP4526284B2/en
Priority claimed from JP2004079263A external-priority patent/JP4526284B2/en
Publication of JP2005261688A publication Critical patent/JP2005261688A/en
Publication of JP2005261688A5 publication Critical patent/JP2005261688A5/ja
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Publication of JP4526284B2 publication Critical patent/JP4526284B2/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Claims (15)

可撓性を有し、細長な挿入部を備えた内視鏡と、
該内視鏡の先端部分に設けられる湾曲操作される湾曲部と、
該湾曲部から夫々延出し、前記湾曲部を少なくとも２つの方向に湾曲操作する一対の操作ワイヤと、
該一対の操作ワイヤが巻回されるプーリユニットと、
前記プーリユニットを回動自在に支軸する軸部材と
が設けられている内視鏡装置であって、
前記プーリユニットの回転軸に略直交する平面内において、前記回転軸から外周側に向けて、前記プーリユニットの外周面部から突起する第１の突部と、
前記プーリユニットの前記外周から離間した位置に設けられ、前記第１の突部が当接する第２の突部と、を有していることを特徴とする内視鏡装置。
An endoscope having flexibility and an elongated insertion portion;
A bending portion that is provided at a distal end portion of the endoscope and is operated to bend;
A pair of operation wires respectively extending from the bending portion and bending the bending portion in at least two directions;
A pulley unit around which the pair of operation wires are wound;
An endoscope apparatus provided with a shaft member that pivotally supports the pulley unit,
A first protrusion protruding from the outer peripheral surface portion of the pulley unit toward the outer peripheral side from the rotation shaft in a plane substantially perpendicular to the rotation axis of the pulley unit;
An endoscope apparatus comprising: a second protrusion provided at a position spaced apart from the outer periphery of the pulley unit and in contact with the first protrusion.
前記一対の操作ワイヤは、夫々基端部に設けられた口金部を有し、
前記プーリユニットは、前記各口金部を係脱自在に保持することにより、前記一対の操作ワイヤを牽引弛緩して前記湾曲部を湾曲操作する係止部を有していることを特徴とする請求項１に記載の内視鏡装置。
Each of the pair of operation wires has a base portion provided at a base end portion,
The pulley unit includes an engaging portion that pulls and loosens the pair of operation wires to bend and operate the bending portion by holding the base portions detachably. The endoscope apparatus according to Item 1.
前記プーリユニットは、前記第２の突部を少なくとも１つ有し、
前記第１の突部は、前記少なくとも１つの前記第２の突部と当接することを特徴とする請求項１又は請求項２に記載の内視鏡装置。
The pulley unit has at least one second protrusion,
The endoscope apparatus according to claim 1, wherein the first protrusion is in contact with the at least one second protrusion.
さらに、前記第２の突部が取り付けられる取付部材を有し、Furthermore, it has an attachment member to which the second protrusion is attached,
該取付部材は、前記第２の突部の位置を変更できるように、複数の取付部を有していることを特徴とする請求項１から請求項３のいずれかに記載の内視鏡装置。The endoscope apparatus according to any one of claims 1 to 3, wherein the attachment member has a plurality of attachment parts so that the position of the second protrusion can be changed. .
前記一対の操作ワイヤが初期状態とされている位置を基準位置として、With the position where the pair of operation wires is in the initial state as a reference position,
前記第２の突部は、当接される前記第１の突部の一方向の回動量と、前記第１の突部の前記一方向と逆の方向の回動量が同じになるように夫々位置決めされ、設けられていることを特徴とする請求項１から請求項４のいずれかに記載の内視鏡装置。The second protrusion has a rotation amount in one direction of the first protrusion that is in contact with the rotation amount of the first protrusion in the opposite direction to the one direction. The endoscope apparatus according to any one of claims 1 to 4, wherein the endoscope apparatus is positioned and provided.
前記一対の操作ワイヤが初期状態とされている位置を基準位置として、前記第２の突部は、当接される前記第１の突部の一方向の回動量と、前記第１の突部の前記一方向と逆の方向の回動量が異なるように夫々位置決めされ、設けられていることを特徴とする請求項１から請求項５のいずれかに記載の内視鏡装置。With the position where the pair of operation wires are in the initial state as a reference position, the second protrusion is rotated in one direction with respect to the first protrusion, and the first protrusion. The endoscope apparatus according to any one of claims 1 to 5, wherein the endoscope apparatus is positioned and provided so that a rotation amount in a direction opposite to the one direction is different.
前記プーリユニットは、２枚の略円板状部を有し、The pulley unit has two substantially disk-shaped portions,
前記略円板状部の少なくとも１つは、前記第１の突部の位置を変更できるように、複数の取付部を有していることを特徴とする請求項１から請求項６のいずれかに記載の内視鏡装置。The at least one of the substantially disk-shaped portions has a plurality of attachment portions so that the position of the first protrusion can be changed. The endoscope apparatus described in 1.
前記２枚のうち少なくとも１枚の略円板状部は、前記プーリユニットの回転軸に略直交する平面内において、前記回転軸から外周側に同じ方向において突起する第１の突部を有していることを請求項７に記載の内視鏡装置。At least one of the two substantially disk-shaped portions has a first protrusion protruding in the same direction from the rotation shaft to the outer peripheral side in a plane substantially orthogonal to the rotation shaft of the pulley unit. The endoscope apparatus according to claim 7.
前記２枚の略円板状部は、夫々前記プーリユニットの回転軸に略直交する平面内において、前記回転軸から外周側に異なった方向において突起する第１の突部を有していることを特徴とする請求項７又は請求項８に記載の内視鏡装置。Each of the two substantially disk-shaped portions has a first protrusion protruding in a different direction from the rotation shaft to the outer peripheral side in a plane substantially orthogonal to the rotation shaft of the pulley unit. The endoscope apparatus according to claim 7 or 8, characterized in that:
前記２枚の略円板状部は、夫々が一体となるように連結している前記第１の突部を有していることを特徴とする請求項７から請求項９のいずれかに記載の内視鏡装置。10. The two substantially disk-shaped portions include the first protrusions that are connected so as to be integrated with each other. Endoscope device.
可撓性を有し、細長な挿入部を備えた内視鏡と、
該内視鏡の先端部分に設けられる湾曲操作される湾曲部と、
該湾曲部から夫々延出し、前記湾曲部を少なくとも２つの方向に湾曲操作する一対の操作ワイヤと、
略円板状部を有し、前記一対の操作ワイヤが巻回されるプーリユニットと、
前記プーリユニットを回動自在に支軸する軸部材と、
該軸部材を回動自在に保持する保持部材と
が設けられている内視鏡装置であって、
前記回動軸上に前記プーリユニットと相対し、外周方向に突起する第１の突部を有する略円板状部材が設けられ、
前記保持部材には、前記第１の突部と当接する第２の突部が設けられることを特徴とする内視鏡装置。
An endoscope having flexibility and an elongated insertion portion;
A bending portion that is provided at a distal end portion of the endoscope and is operated to bend;
A pair of operation wires respectively extending from the bending portion and bending the bending portion in at least two directions;
A pulley unit having a substantially disk-shaped portion, around which the pair of operation wires are wound;
A shaft member for pivotally supporting the pulley unit;
An endoscope apparatus provided with a holding member that rotatably holds the shaft member,
A substantially disk-shaped member having a first protrusion that protrudes in the outer circumferential direction is provided on the rotating shaft, facing the pulley unit,
The endoscope apparatus according to claim 1, wherein the holding member is provided with a second protrusion that contacts the first protrusion.
前記保持部材は、前記操作ワイヤが挿通する挿通路の一部を形成する板状部材であることを特徴とする請求項１１に記載の内視鏡装置。
The endoscope apparatus according to claim 11, wherein the holding member is a plate-like member that forms a part of an insertion passage through which the operation wire is inserted.
前記軸部材は、前記プーリユニットを回動させるモータユニットの出力軸であって、
前記保持部材は、前記プーリユニットを保持する前記板状部材であることを特徴とする請求項１１又は請求項１２に記載の内視鏡装置。
The shaft member is an output shaft of a motor unit that rotates the pulley unit,
The endoscope apparatus according to claim 11 or 12, wherein the holding member is the plate-like member that holds the pulley unit.
前記第２の突部は、前記モータユニットのケーシングの一面に少なくとも１つ設けられることを特徴とする請求項１３に記載の内視鏡装置。
The endoscope apparatus according to claim 13 , wherein at least one second protrusion is provided on one surface of a casing of the motor unit.
前記保持部材と前記モータユニットの間には、保持板が設けられ、
前記第２の突部は、前記保持板の一面に少なくとも１つ設けられることを特徴とする請求項１３又は請求項１４に記載の内視鏡装置。

A holding plate is provided between the holding member and the motor unit,
The endoscope apparatus according to claim 13 , wherein at least one second protrusion is provided on one surface of the holding plate.

JP2004079263A 2004-03-18 2004-03-18 Endoscope device Expired - Fee Related JP4526284B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2004079263A JP4526284B2 (en) 2004-03-18 2004-03-18 Endoscope device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004079263A JP4526284B2 (en) 2004-03-18 2004-03-18 Endoscope device

Publications (3)

Publication Number Publication Date
JP2005261688A JP2005261688A (en) 2005-09-29
JP2005261688A5 true JP2005261688A5 (en) 2007-04-12
JP4526284B2 JP4526284B2 (en) 2010-08-18

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Family Applications (1)

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JP2004079263A Expired - Fee Related JP4526284B2 (en) 2004-03-18 2004-03-18 Endoscope device

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JP5097347B2 (en) * 2005-12-26 2012-12-12 オリンパスメディカルシステムズ株式会社 Endoscope and endoscope system
US9173550B2 (en) 2006-01-13 2015-11-03 Olympus Corporation Medical apparatus
US8556805B2 (en) 2006-01-13 2013-10-15 Olympus Medical Systems Corp. Rotational force transmission mechanism, force-attenuating apparatus, medical device, and medical instrument-operation mechanism
US8617054B2 (en) 2006-01-13 2013-12-31 Olympus Medical Systems Corp. Medical treatment endoscope
US9289112B2 (en) 2006-01-13 2016-03-22 Olympus Corporation Medical treatment endoscope having an operation stick formed to allow a procedure instrument to pass
US9308049B2 (en) 2006-01-13 2016-04-12 Olympus Corporation Medical treatment endoscope
KR100959567B1 (en) * 2008-01-31 2010-05-27 주식회사 액츠비전 Endoscope
US20090287054A1 (en) * 2008-05-19 2009-11-19 Olympus Medical Systems Corp. Bending tube and medical apparatus
JP2010119556A (en) * 2008-11-19 2010-06-03 Hoya Corp Bending operation device for endoscope
EP3202303A4 (en) * 2015-05-28 2018-10-31 Olympus Corporation Endoscope
WO2019220732A1 (en) 2018-05-14 2019-11-21 オリンパス株式会社 Endoscope bending operation mechanism
JP7412253B2 (en) * 2020-04-02 2024-01-12 Hoya株式会社 endoscope equipment
CN115105213A (en) * 2022-06-20 2022-09-27 江苏唯德康医疗科技有限公司 Flexible robot device for assisting endoscopic surgery

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JPS58139111U (en) * 1982-03-15 1983-09-19 オリンパス光学工業株式会社 Intrabody ultrasound diagnostic device
JPS6133012U (en) * 1984-07-27 1986-02-28 三菱電線工業株式会社 fiber scope
JPS63161930A (en) * 1986-12-25 1988-07-05 三菱電線工業株式会社 Objective part operation apparatus of fiberscope
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JPH0975301A (en) * 1995-09-19 1997-03-25 Toshiba Corp Remote manipulator

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