JP7436447B2 - 内視鏡用の使い捨ての吸引バルブ - Google Patents
内視鏡用の使い捨ての吸引バルブ Download PDFInfo
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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
- A61B1/012—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
- A61B1/015—Control of fluid supply or evacuation
-
- 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
- A61B1/00066—Proximal part of endoscope body, e.g. handles
- A61B1/00068—Valve switch 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
- A61B1/00131—Accessories for endoscopes
- A61B1/00137—End pieces at either end of the endoscope, e.g. caps, seals or forceps plugs
-
- 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
- A61B1/00094—Suction openings
-
- 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
- A61B1/00103—Constructional details of the endoscope body designed for single use
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Surgery (AREA)
- Biomedical Technology (AREA)
- Medical Informatics (AREA)
- Optics & Photonics (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biophysics (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Heart & Thoracic Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Molecular Biology (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Endoscopes (AREA)
- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
任意選択的に、少なくとも1つのヒンジは、タイン(tine)および返しを含み、返しは200マイクロメートル未満の幅を有する。
また、本明細書は、第1の開口部から通気孔までの通路を有するシャフトであって、複数の溝、複数の隆起部、および通気孔に形成された突起を有するシャフトと;外側キャップと;内側リングであって、内側リングの外周から外側キャップの内周まで延びるダイアフラムを有し、複数の垂直ヒンジが前記ダイアフラムから下方に延び、複数の垂直リブが、外側キャップの内周に沿って形成される内側リングと;シャフトに確実に結合するように構成されたインターナルリングを有するボタンキャップと;ボタンキャップとダイアフラムとの間に確実に配置された弾性部材とを含み、外側キャップ、内側リング、およびボタンキャップのインターナルリングが、シャフトを収容するための中央ボアを画定する、内視鏡用の使い捨て吸引バルブを開示する。
任意選択的に、複数のヒンジのそれぞれは、タインと返しとを含む。任意選択的に、返しは、200マイクロメートル未満の幅によって画定される。
任意選択的に、前記複数のヒンジおよび前記複数のリブを備えた外側キャップおよび前記内側リングは、単一部品として成形される。
本発明のこれらのおよび他の特徴および利点は、添付の図面と関連して考慮される場合、以下の詳細な記載を参照することによってそれらがより深く理解されるとき、認識されるであろう。
本明細書で言及される用語「内視鏡」は、いくつかの実施形態によれば、結腸鏡および胃鏡を特に指し得るが、結腸鏡および胃鏡のみに限定されないことに留意されたい。「内視鏡」という用語は、身体の中空器官または空洞の内部を検査するために使用されるいずれの器具も指し得る。
本明細書のさらに別の態様によれば、および図1Eおよび図1Fに示すように、複数の位置決めリブ185が、外側キャップ140の内周に沿って形成される。リブ185は、外側キャップ140の内周に沿って垂直方向下方に(長手方向軸170に実質的に平行に)延びている。リブ185は、バルブ100が内視鏡上でバルブウェルの中心に置かれることを可能にし、シャフト105をバルブウェルの中心に整列させ、バルブウェル内での複数のシールの正確な垂直位置決めを可能にする。リブ185は、縁部ストッパとして作用して、バルブ100がマウント上の中央に置かれることを確実にし、また、使用者による横からの負荷によりバルブ上のシールが破壊することを防止する。
Claims (18)
- 内視鏡用の吸引バルブであって、
第1の開口部から通気孔までの通路を有するシャフトと、
外側キャップと、
前記外側キャップの径方向内側にある内側リングであって、前記外側キャップの内表面まで径方向外側に延びるダイアフラムと、前記シャフトを収容する中央ボアとを有する内側リングと、
前記シャフトに固定されたボタンキャップと、
前記ボタンキャップと前記内側リングとの間に配置された弾性部材と、
前記内側リングから下方に延びるとともに、内視鏡の対応するマウントに接続されるように構成された複数の垂直なヒンジと
を含み、
前記外側キャップの一部は、前記複数の垂直なヒンジの各々から、前記シャフトの中心長手方向軸に対して径方向外側に離隔しており、かつ各ヒンジは前記シャフトから離隔している、吸引バルブ。 - 複数の垂直なリブが前記外側キャップの内表面に沿って延び、
前記複数の垂直なリブの各々は、吸引バルブが前記対応するマウントの中心に置かれることを確実にするストッパとして作用するように構成されている、請求項1に記載の吸引バルブ。 - 前記シャフトは、前記シャフトを前記ボタンキャップに結合するように構成された、少なくとも1つの溝、少なくとも1つの隆起部、及び突起を有する、請求項1に記載の吸引バルブ。
- 前記ボタンキャップはインターナルリングを有し、前記インターナルリングは前記シャフトのテーパ状ノッチに嵌合することにより前記シャフトに取り付けられている、請求項1に記載の吸引バルブ。
- 前記弾性部材はばねを含む、請求項1に記載の吸引バルブ。
- 前記複数の垂直なヒンジの各々は、前記対応するマウントに接続されると音を発するスナップ嵌め又は手応えのあるスナップ嵌めを形成するように構成されている、請求項2に記載の吸引バルブ。
- 前記複数の垂直なリブの各々は、矩形であり、前記シャフトの長手方向軸と平行に長手方向に延びている、請求項6に記載の吸引バルブ。
- 前記外側キャップ及び前記内側リングは単一部品として成形されている、請求項1に記載の吸引バルブ。
- 内視鏡用の吸引バルブであって、
第1の開口部から第2の開口部までの通路、及び、ボタンキャップに結合するように構成された突起を有するシャフトと、
外側キャップと、
前記外側キャップの径方向内側にある内側リングであって、前記外側キャップの内表面まで径方向外側に延びる内側リングと、
前記シャフトに結合されたインターナルリングを有する前記ボタンキャップと、
前記ボタンキャップと前記内側リングとの間に配置された弾性部材と
を含み、前記内側リングは前記シャフトを収容するボアを画定しており、
複数の垂直なヒンジが前記内側リングから下方に延び、複数の垂直なリブが前記外側キャップの内表面に沿って延び、
前記複数の垂直なヒンジの各々は、内視鏡の対応するマウントに接続されるように構成されており、前記シャフトから離隔しており、かつ前記外側キャップにおける径方向に最も外側の部分から径方向内側に離隔しており、
前記複数の垂直なリブの各々は、吸引バルブが前記対応するマウントの中心に置かれることを確実にするストッパとして作用するように構成されており、かつ前記外側キャップの最遠位端に位置している、吸引バルブ。 - 前記インターナルリングは、前記シャフトのテーパ状ノッチに嵌合することにより前記シャフトに結合している、請求項9に記載の吸引バルブ。
- 前記ボタンキャップは前記外側キャップ内に延びている、請求項9に記載の吸引バルブ。
- 前記複数の垂直なヒンジ及び前記複数の垂直なリブを備えた前記外側キャップ及び前記内側リングが単一部品として成形されている、請求項9に記載の吸引バルブ。
- 前記複数の垂直なヒンジの各々は、前記対応するマウントに接続されると音を発するスナップ嵌め又は手応えのあるスナップ嵌めを形成するように構成されている、請求項9に記載の吸引バルブ。
- 前記複数の垂直なリブの各々は矩形である、請求項9に記載の吸引バルブ。
- 前記第1の開口部は、前記第2の開口部が向いている方向に対して角度のある方向を向いている、請求項9に記載の吸引バルブ。
- 前記弾性部材の第1の端部は前記内側リングに固定されており、前記弾性部材の第2の端部は前記ボタンキャップに固定されている、請求項9に記載の吸引バルブ。
- 吸引源に接続された内視鏡用の吸引バルブの作動方法であって、
第1の開口部から通気孔までの通路を有するシャフトと、
外側キャップと、
前記外側キャップの径方向内側にある内側リングであって、前記内側リングは前記シャフトを収容する中央ボアを有し、前記外側キャップの内表面まで径方向外側に延びる内側リングと、
前記シャフトに固定されたボタンキャップと、
前記ボタンキャップと前記内側リングとの間に配置された弾性部材と、
前記内側リングから下方に延びるとともに、内視鏡の対応するマウントに接続された複数の垂直なヒンジと
を含み、前記外側キャップの一部は、前記複数の垂直なヒンジの各々から、前記シャフトの中心長手方向軸に対して径方向外側に離隔しており、かつ各ヒンジは前記シャフトから離隔している吸引バルブが、内視鏡のシリンダ内に配置され、
前記吸引バルブが作動していない間、前記吸引源は内視鏡の吸引チャネル内に負圧を提供せず、
前記ボタンキャップが押し下げられると、前記弾性部材が圧縮して前記第1の開口部が前記吸引チャネルと整列するまで移動し、前記吸引源により前記吸引チャネル内の負圧が提供されるようになることにより、前記吸引バルブが作動する方法。 - 前記ボタンキャップが解放されると、前記弾性部材の圧縮が解除されることにより、前記第1の開口部が前記吸引チャネルと整列していない状態に移動する、請求項17に記載の方法。
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
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US201562259573P | 2015-11-24 | 2015-11-24 | |
US62/259,573 | 2015-11-24 | ||
US201662375359P | 2016-08-15 | 2016-08-15 | |
US62/375,359 | 2016-08-15 | ||
PCT/US2016/062713 WO2017091459A1 (en) | 2015-11-24 | 2016-11-18 | Disposable air/water and suction valves for an endoscope |
JP2018526690A JP6995749B2 (ja) | 2015-11-24 | 2016-11-18 | 内視鏡用の使い捨ての空気/水バルブ |
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EP (1) | EP3383244A4 (ja) |
JP (2) | JP6995749B2 (ja) |
CN (2) | CN113425225B (ja) |
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WO2018003185A1 (ja) * | 2016-06-29 | 2018-01-04 | オリンパス株式会社 | 内視鏡用ボタン |
JP2018121924A (ja) * | 2017-02-01 | 2018-08-09 | オリンパス株式会社 | 内視鏡用送気送水弁及び内視鏡 |
JP7159176B2 (ja) * | 2017-02-16 | 2022-10-24 | ジョージア テック リサーチ コーポレイション | 光ケーブルキャップおよびこれを使用する方法 |
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