JP5261518B2 - 内視鏡 - Google Patents
内視鏡 Download PDFInfo
- Publication number
- JP5261518B2 JP5261518B2 JP2011043848A JP2011043848A JP5261518B2 JP 5261518 B2 JP5261518 B2 JP 5261518B2 JP 2011043848 A JP2011043848 A JP 2011043848A JP 2011043848 A JP2011043848 A JP 2011043848A JP 5261518 B2 JP5261518 B2 JP 5261518B2
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- Prior art keywords
- fluid
- observation window
- tip
- illumination
- flat surface
- Prior art date
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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
- A61B1/12—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 with cooling or rinsing arrangements
- A61B1/126—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 with cooling or rinsing arrangements provided with means for cleaning in-use
-
- 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
- A61B1/00064—Constructional details of the endoscope body
- A61B1/00071—Insertion part of the endoscope body
- A61B1/0008—Insertion part of the endoscope body characterised by distal tip features
- A61B1/00091—Nozzles
-
- 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
- A61B1/00064—Constructional details of the endoscope body
- A61B1/00071—Insertion part of the endoscope body
- A61B1/0008—Insertion part of the endoscope body characterised by distal tip features
- A61B1/00096—Optical 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
- A61B1/00112—Connection or coupling means
- A61B1/00119—Tubes or pipes 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
- A61B1/012—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
-
- 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
- A61B1/04—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 combined with photographic or television appliances
- A61B1/05—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 combined with photographic or television appliances characterised by the image sensor, e.g. camera, being in the distal end portion
- A61B1/051—Details of CCD assembly
-
- 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
- A61B1/06—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 with illuminating arrangements
- A61B1/0607—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 with illuminating arrangements for annular illumination
-
- 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
- A61B1/06—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 with illuminating arrangements
- A61B1/0661—Endoscope light sources
- A61B1/0669—Endoscope light sources at proximal end of 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
- A61B1/06—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 with illuminating arrangements
- A61B1/07—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 with illuminating arrangements using light-conductive means, e.g. optical fibres
-
- 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
- A61B1/12—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 with cooling or rinsing arrangements
-
- 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
- A61B1/12—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 with cooling or rinsing arrangements
- A61B1/127—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 with cooling or rinsing arrangements with means for preventing fogging
-
- 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
- A61B1/06—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 with illuminating arrangements
- A61B1/0661—Endoscope light sources
- A61B1/0676—Endoscope light sources at distal tip of an endoscope
Description
16 挿入部
16a,50 ,60,70 先端部
21 送気・送水チャンネル
22 送気・送水ノズル(流体噴射ノズル)
26 先端部本体
27 先端保護キャップ
27c 第1の平坦面
27e 第2の平坦面
28 観察窓
29a,29b 照明窓
38,53,61,71 傾斜面
39a,39b,52,63a,63b 流体ガイド面
DA,DB 立ち上がり角度
α 角度範囲
Claims (11)
- 被検体内へ挿入される挿入部の先端部に形成され、前記挿入部の軸方向と直交する第1の平坦面と、
被検体の像光を取り込むための観察窓であって、前記先端部に設けられ、光入射面である表面が前記第1の平坦面から所定高さ突出して設けられた観察窓と、
前記先端部に設けられ、被検体へ照明光を照射するための一対の照明窓と、
前記第1の平坦面に配置され、前記観察窓に向けて噴射口から流体を噴射する流体噴射ノズルと、
前記観察窓の周囲に形成された傾斜面であり、前記流体噴射ノズルと対向する位置に配された傾斜面と、
前記先端部に形成され、前記照明窓の周囲へ延びるように前記傾斜面と連続して配され、前記照明窓に流体を導く流体ガイド面とを備えたことを特徴とする内視鏡。 - 前記流体ガイド面は、前記照明窓に向かって先端側から基端側へ傾斜することを特徴とする請求項1記載の内視鏡。
- 前記流体ガイド面は、前記第1の平坦面に対する立ち上がり角度が、前記先端部の中心側から外周面側に向かって徐々に大きくなることを特徴とする請求項1または2記載の内視鏡。
- 前記先端部は、前記観察窓を間に挟んで前記流体噴射ノズルと反対側の位置に配され、前記流体噴射ノズルから噴射され、前記観察窓を乗り越えた流体が当たる突出部が設けられていることを特徴とする請求項1〜3いずれか1項記載の内視鏡。
- 前記流体ガイド面の一部分を切り欠いて形成されているガイド溝であり、前記観察窓の周囲から前記照明窓に向かって流体を導くガイド溝が形成されていることを特徴とする請求項1〜4いずれか1項記載の内視鏡
- 前記先端部は、前記第1の平坦面に対して先端側、且つ前記第1の平坦面と平行に配された第2の平坦面が形成されており、
前記傾斜面及び前記流体ガイド面は、前記第1及び第2の平坦面の間を繋ぐ面であることを特徴とする請求項1〜5いずれか1項記載の内視鏡。 - 前記照明窓のうち、一方が第1の平坦面に配され、他方が第2の平坦面に配されることを特徴とする請求項6記載の内視鏡。
- 前記流体噴射ノズルよりも下流側の位置で噴射方向を通る直線と交差しない直線であり、前記噴射口の両端及び前記観察窓の周縁を通る2つの直線で囲まれた範囲内に、他方の前記照明窓が配置されることを特徴とする請求項7記載の内視鏡。
- 前記先端部は、前記照明窓を囲むように配され、前記第1の平坦面から先端側へ突出する円弧状突条部が形成されており、
前記流体ガイド面は、前記円弧状突条部に形成され、前記照明窓に向かって徐々に高さが低くなる擂り鉢状に形成されていることを特徴とする請求項1記載の内視鏡。 - 前記流体ガイド面は、前記照明窓に対して全周の1/3以上を囲む位置に配設されていることを特徴とする請求項1〜9いずれか1項記載の内視鏡。
- 前記先端部は、先端部本体と、この先端部本体の先端側に装着されるキャップ状の先端保護キャップとを備えており、
前記傾斜面及び前記流体ガイド面は前記先端保護キャップに形成されていることを特徴とする請求項1〜10いずれか1項記載の内視鏡。
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011043848A JP5261518B2 (ja) | 2011-03-01 | 2011-03-01 | 内視鏡 |
CN201210042195.7A CN102652663B (zh) | 2011-03-01 | 2012-02-22 | 内窥镜 |
CN201310502813.6A CN103549936B (zh) | 2011-03-01 | 2012-02-22 | 内窥镜 |
US13/403,133 US8777845B2 (en) | 2011-03-01 | 2012-02-23 | Endoscope |
EP20183488.4A EP3735889B1 (en) | 2011-03-01 | 2012-02-24 | Endoscope |
EP12156862.0A EP2494909B1 (en) | 2011-03-01 | 2012-02-24 | Endoscope |
EP13190126.6A EP2689714B1 (en) | 2011-03-01 | 2012-02-24 | Endoscope |
US14/068,949 US9521948B2 (en) | 2011-03-01 | 2013-10-31 | Endoscope |
US15/344,930 US10441151B2 (en) | 2011-03-01 | 2016-11-07 | Endoscope |
US16/564,067 US11064876B2 (en) | 2011-03-01 | 2019-09-09 | Endoscope |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2011043848A JP5261518B2 (ja) | 2011-03-01 | 2011-03-01 | 内視鏡 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012179221A JP2012179221A (ja) | 2012-09-20 |
JP5261518B2 true JP5261518B2 (ja) | 2013-08-14 |
Family
ID=45656655
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011043848A Active JP5261518B2 (ja) | 2011-03-01 | 2011-03-01 | 内視鏡 |
Country Status (4)
Country | Link |
---|---|
US (4) | US8777845B2 (ja) |
EP (3) | EP2494909B1 (ja) |
JP (1) | JP5261518B2 (ja) |
CN (2) | CN102652663B (ja) |
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JP5331840B2 (ja) * | 2011-02-28 | 2013-10-30 | 富士フイルム株式会社 | 内視鏡 |
WO2014030385A1 (ja) * | 2012-08-23 | 2014-02-27 | オリンパスメディカルシステムズ株式会社 | 内視鏡 |
JP2015047277A (ja) * | 2013-08-30 | 2015-03-16 | パナソニックIpマネジメント株式会社 | 内視鏡および内視鏡システム |
JP6050211B2 (ja) | 2013-10-08 | 2016-12-21 | 富士フイルム株式会社 | 内視鏡 |
EP3583884B1 (en) * | 2013-12-02 | 2022-05-04 | EndoChoice, Inc. | Fluid distribution device for a viewing endoscope |
JP6050221B2 (ja) * | 2013-12-20 | 2016-12-21 | 富士フイルム株式会社 | 内視鏡 |
JP6151195B2 (ja) * | 2014-01-23 | 2017-06-21 | 富士フイルム株式会社 | 内視鏡 |
JP6151196B2 (ja) * | 2014-01-23 | 2017-06-21 | 富士フイルム株式会社 | 内視鏡 |
CN105979846B (zh) * | 2014-05-07 | 2018-04-03 | 奥林巴斯株式会社 | 内窥镜 |
JP1540831S (ja) | 2015-04-24 | 2015-12-28 | ||
JP6368276B2 (ja) | 2015-04-24 | 2018-08-01 | 富士フイルム株式会社 | 内視鏡 |
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JP2018527034A (ja) * | 2015-07-06 | 2018-09-20 | ワード, エルエルシーWerd, Llc | テンポラリーチューブおよび該チューブを患者内に留置するためのシステム |
CN108289594A (zh) * | 2015-11-09 | 2018-07-17 | 奥林巴斯株式会社 | 内窥镜 |
WO2017126196A1 (ja) * | 2016-01-18 | 2017-07-27 | オリンパス株式会社 | 内視鏡 |
GB2548865B (en) * | 2016-03-31 | 2018-05-30 | Keymed Medical & Ind Equipment Ltd | Cap and tube set for use in a medical procedure |
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CN110325098A (zh) | 2016-11-28 | 2019-10-11 | 适内有限责任公司 | 具有可分离一次性轴的内窥镜 |
JP6672200B2 (ja) * | 2017-02-23 | 2020-03-25 | 富士フイルム株式会社 | 内視鏡 |
US20190350449A1 (en) * | 2017-03-31 | 2019-11-21 | Hoya Corporation | Endoscope |
JP6830876B2 (ja) * | 2017-09-22 | 2021-02-17 | 富士フイルム株式会社 | 内視鏡 |
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JP6849567B2 (ja) * | 2017-09-28 | 2021-03-24 | 富士フイルム株式会社 | 内視鏡 |
JP7334381B2 (ja) * | 2019-03-22 | 2023-08-29 | 株式会社東海理化電機製作所 | 車両用カメラ装置 |
JP7209575B2 (ja) | 2019-03-29 | 2023-01-20 | Hoya株式会社 | 内視鏡 |
JP2019188235A (ja) * | 2019-07-26 | 2019-10-31 | 富士フイルム株式会社 | 内視鏡 |
CN110613860A (zh) * | 2019-10-30 | 2019-12-27 | 徐秀娥 | 一种消化内科临床用的内窥镜消毒器 |
USD1018844S1 (en) | 2020-01-09 | 2024-03-19 | Adaptivendo Llc | Endoscope handle |
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2011
- 2011-03-01 JP JP2011043848A patent/JP5261518B2/ja active Active
-
2012
- 2012-02-22 CN CN201210042195.7A patent/CN102652663B/zh active Active
- 2012-02-22 CN CN201310502813.6A patent/CN103549936B/zh active Active
- 2012-02-23 US US13/403,133 patent/US8777845B2/en active Active
- 2012-02-24 EP EP12156862.0A patent/EP2494909B1/en active Active
- 2012-02-24 EP EP20183488.4A patent/EP3735889B1/en active Active
- 2012-02-24 EP EP13190126.6A patent/EP2689714B1/en active Active
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2013
- 2013-10-31 US US14/068,949 patent/US9521948B2/en active Active
-
2016
- 2016-11-07 US US15/344,930 patent/US10441151B2/en active Active
-
2019
- 2019-09-09 US US16/564,067 patent/US11064876B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP2494909B1 (en) | 2016-09-14 |
EP2494909A1 (en) | 2012-09-05 |
CN102652663A (zh) | 2012-09-05 |
EP2689714B1 (en) | 2020-08-12 |
US20200000330A1 (en) | 2020-01-02 |
US20120226104A1 (en) | 2012-09-06 |
CN102652663B (zh) | 2015-05-06 |
US10441151B2 (en) | 2019-10-15 |
JP2012179221A (ja) | 2012-09-20 |
CN103549936A (zh) | 2014-02-05 |
US20140058204A1 (en) | 2014-02-27 |
EP3735889B1 (en) | 2023-06-28 |
US9521948B2 (en) | 2016-12-20 |
US8777845B2 (en) | 2014-07-15 |
EP2689714A1 (en) | 2014-01-29 |
US11064876B2 (en) | 2021-07-20 |
CN103549936B (zh) | 2015-10-28 |
US20170049308A1 (en) | 2017-02-23 |
EP3735889A1 (en) | 2020-11-11 |
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