JP6422623B1 - 内視鏡の湾曲部 - Google Patents
内視鏡の湾曲部 Download PDFInfo
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- JP6422623B1 JP6422623B1 JP2018536225A JP2018536225A JP6422623B1 JP 6422623 B1 JP6422623 B1 JP 6422623B1 JP 2018536225 A JP2018536225 A JP 2018536225A JP 2018536225 A JP2018536225 A JP 2018536225A JP 6422623 B1 JP6422623 B1 JP 6422623B1
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- Prior art keywords
- bending
- longitudinal axis
- bending piece
- contact surface
- insertion portion
- Prior art date
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- 238000005452 bending Methods 0.000 claims abstract description 151
- 238000003780 insertion Methods 0.000 claims abstract description 78
- 230000037431 insertion Effects 0.000 claims abstract description 78
- 238000003384 imaging method Methods 0.000 description 13
- 230000003287 optical effect Effects 0.000 description 6
- 239000002184 metal Substances 0.000 description 5
- 238000005286 illumination Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 3
- 210000001624 hip Anatomy 0.000 description 2
- 210000000244 kidney pelvis Anatomy 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000007935 neutral effect Effects 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000002040 relaxant effect Effects 0.000 description 2
- 230000002485 urinary effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/005—Flexible endoscopes
- A61B1/008—Articulations
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00112—Connection or coupling means
- A61B1/00114—Electrical cables in or with an endoscope
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00112—Connection or coupling means
- A61B1/00117—Optical cables in or with an endoscope
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/00112—Connection or coupling means
- A61B1/00121—Connectors, fasteners and adapters, e.g. on the endoscope handle
- A61B1/00128—Connectors, fasteners and adapters, e.g. on the endoscope handle mechanical, e.g. for tubes or pipes
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/005—Flexible endoscopes
- A61B1/0051—Flexible endoscopes with controlled bending of insertion part
- A61B1/0055—Constructional details of insertion parts, e.g. vertebral elements
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/005—Flexible endoscopes
- A61B1/0051—Flexible endoscopes with controlled bending of insertion part
- A61B1/0057—Constructional details of force transmission elements, e.g. control wires
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B1/00—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor
- A61B1/012—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor
- A61B1/018—Instruments for performing medical examinations of the interior of cavities or tubes of the body by visual or photographical inspection, e.g. endoscopes; Illuminating arrangements therefor characterised by internal passages or accessories therefor for receiving instruments
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B23/00—Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices
- G02B23/24—Instruments or systems for viewing the inside of hollow bodies, e.g. fibrescopes
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Heart & Thoracic Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biophysics (AREA)
- Biomedical Technology (AREA)
- Veterinary Medicine (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Rehabilitation Therapy (AREA)
- Mechanical Engineering (AREA)
- Astronomy & Astrophysics (AREA)
- General Physics & Mathematics (AREA)
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Abstract
Description
Claims (3)
- 挿入部の長手軸の方向に面する第1の当接面と第2の当接面が基端面と先端面にそれぞれ設けられると共に、前記長手軸に沿って内蔵物を挿通するための第1の挿通部が内部に設けられた複数の第1の湾曲駒からなり、互いに隣接する前記第1の湾曲駒の前記第1の当接面と前記第2の当接面とが回動自在に当接するように前記長手軸に沿って連設された湾曲駒群と、
前記挿入部の先端部を構成する枠部材に対して前記長手軸周りの捩りに抗するように連結するための連結部が先端側に設けられ、前記長手軸の方向に面する第3の当接面が基端面に設けられるとともに、前記第1の挿通部と同一の投影面上に前記内蔵物を挿通するための第2の挿通部が内部に設けられ、前記第3の当接面と前記湾曲駒群の最先端に位置する前記第1の湾曲駒の前記第2の当接面とが回動自在に当接するように前記枠部材と前記湾曲駒群との間に介装された第2の湾曲駒と、
それぞれの先端部が前記枠部材の各固定位置に固定され、前記第2の湾曲駒の内側および前記湾曲駒群の内側に挿通された複数の内蔵物と、
を具備し、
前記連結部は、前記長手軸の軸直角方向に回動自在となるよう、リベットを介して前記枠部材に連結され、
前記リベットは、前記第3の当接面が設けられた方向に対して前記長手軸周りに90度ずれた位置に配置され、
前記複数の内蔵物は、前記長手軸の方向に投影したときに前記各固定位置から前記第2の湾曲駒の内側に形成された第2の挿通部の各領域によって規定される各配置に矯正されることを特徴とする内視鏡の湾曲部。 - 前記第1の湾曲駒と前記第2の湾曲駒に挿通され、基端側を牽引することで前記第1の当接面と前記第2の当接面との間及び前記第3の当接面と前記第2の当接面との間において回動を生じさせる牽引ワイヤを具備することを特徴とする請求項1に記載の内視鏡の湾曲部。
- 前記湾曲駒群と、前記第1の湾曲駒の外周を直接的に被覆する外皮を有することを特徴とする請求項1に記載の内視鏡の湾曲部。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017028775 | 2017-02-20 | ||
JP2017028775 | 2017-02-20 | ||
PCT/JP2017/033405 WO2018150617A1 (ja) | 2017-02-20 | 2017-09-15 | 内視鏡の湾曲部 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP6422623B1 true JP6422623B1 (ja) | 2018-11-14 |
JPWO2018150617A1 JPWO2018150617A1 (ja) | 2019-02-21 |
Family
ID=63169252
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018536225A Active JP6422623B1 (ja) | 2017-02-20 | 2017-09-15 | 内視鏡の湾曲部 |
Country Status (3)
Country | Link |
---|---|
US (1) | US11298008B2 (ja) |
JP (1) | JP6422623B1 (ja) |
WO (1) | WO2018150617A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019087356A1 (ja) * | 2017-11-02 | 2019-05-09 | オリンパス株式会社 | 剛性可変装置と内視鏡 |
WO2020059643A1 (ja) * | 2018-09-20 | 2020-03-26 | 富士フイルム株式会社 | 内視鏡用チューブ及び内視鏡 |
DE102020130951A1 (de) * | 2020-11-23 | 2022-05-25 | Ambu A/S | Endoskop mit einem Biegeabschnitt mit Ausschnitt für einen Arbeitskanal |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03202040A (ja) * | 1989-12-28 | 1991-09-03 | Machida Seisakusho:Kk | 湾曲管およびその製造方法 |
JP2000126118A (ja) * | 1998-10-23 | 2000-05-09 | Olympus Optical Co Ltd | 内視鏡 |
JP2003126024A (ja) * | 2001-10-23 | 2003-05-07 | Olympus Optical Co Ltd | 内視鏡装置 |
JP2005007068A (ja) * | 2003-06-20 | 2005-01-13 | Olympus Corp | 内視鏡 |
JP2008264173A (ja) * | 2007-04-19 | 2008-11-06 | Olympus Medical Systems Corp | 係合組体 |
WO2011136115A1 (ja) * | 2010-04-26 | 2011-11-03 | オリンパスメディカルシステムズ株式会社 | 内視鏡 |
JP2013192562A (ja) * | 2012-03-15 | 2013-09-30 | Hoya Corp | 内視鏡湾曲管及び湾曲駒 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002078674A (ja) * | 2000-09-08 | 2002-03-19 | Fuji Photo Optical Co Ltd | 内視鏡の湾曲部構造 |
US6817974B2 (en) * | 2001-06-29 | 2004-11-16 | Intuitive Surgical, Inc. | Surgical tool having positively positionable tendon-actuated multi-disk wrist joint |
US7591783B2 (en) * | 2003-04-01 | 2009-09-22 | Boston Scientific Scimed, Inc. | Articulation joint for video endoscope |
WO2005023101A1 (ja) * | 2003-09-05 | 2005-03-17 | Olympus Corporation | 内視鏡 |
JP2008237812A (ja) * | 2007-03-29 | 2008-10-09 | Olympus Medical Systems Corp | 多関節湾曲機構及び多関節湾曲機構を備えた医療器具 |
KR101911810B1 (ko) * | 2011-12-23 | 2018-10-26 | 삼성전자주식회사 | 내시경 장비에 구비되는 벤딩모듈 및 그 제조 방법 |
JP5698877B1 (ja) * | 2013-04-12 | 2015-04-08 | オリンパスメディカルシステムズ株式会社 | 電子内視鏡 |
-
2017
- 2017-09-15 WO PCT/JP2017/033405 patent/WO2018150617A1/ja active Application Filing
- 2017-09-15 JP JP2018536225A patent/JP6422623B1/ja active Active
-
2019
- 2019-08-02 US US16/529,996 patent/US11298008B2/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH03202040A (ja) * | 1989-12-28 | 1991-09-03 | Machida Seisakusho:Kk | 湾曲管およびその製造方法 |
JP2000126118A (ja) * | 1998-10-23 | 2000-05-09 | Olympus Optical Co Ltd | 内視鏡 |
JP2003126024A (ja) * | 2001-10-23 | 2003-05-07 | Olympus Optical Co Ltd | 内視鏡装置 |
JP2005007068A (ja) * | 2003-06-20 | 2005-01-13 | Olympus Corp | 内視鏡 |
JP2008264173A (ja) * | 2007-04-19 | 2008-11-06 | Olympus Medical Systems Corp | 係合組体 |
WO2011136115A1 (ja) * | 2010-04-26 | 2011-11-03 | オリンパスメディカルシステムズ株式会社 | 内視鏡 |
JP2013192562A (ja) * | 2012-03-15 | 2013-09-30 | Hoya Corp | 内視鏡湾曲管及び湾曲駒 |
Also Published As
Publication number | Publication date |
---|---|
US20200000312A1 (en) | 2020-01-02 |
WO2018150617A1 (ja) | 2018-08-23 |
US11298008B2 (en) | 2022-04-12 |
JPWO2018150617A1 (ja) | 2019-02-21 |
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