JP5373732B2 - フローガイド - Google Patents
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- JP5373732B2 JP5373732B2 JP2010229636A JP2010229636A JP5373732B2 JP 5373732 B2 JP5373732 B2 JP 5373732B2 JP 2010229636 A JP2010229636 A JP 2010229636A JP 2010229636 A JP2010229636 A JP 2010229636A JP 5373732 B2 JP5373732 B2 JP 5373732B2
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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
- A61B1/12—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
- A61B1/121—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 post-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
- A61B1/12—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
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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
- A61B1/00131—Accessories for endoscopes
- A61B1/00135—Oversleeves mounted on the endoscope prior to insertion
-
- 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
- A61B1/313—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 for introducing through surgical openings, e.g. laparoscopes
- A61B1/3132—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 for introducing through surgical openings, e.g. laparoscopes for laparoscopy
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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
- A61B1/127—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
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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)
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- Instruments For Viewing The Inside Of Hollow Bodies (AREA)
Description
Claims (15)
- デバイスの表面を横切るように流体流の向きを変えるためのフローガイドであって、
前記フローガイドは、
互いに直交する第1方向および第2方向に沿って規定された第1平面内に前記表面が全体的に配置されるように、前記フローガイドに対して前記デバイスを位置づけるための位置決め構成と、
流体流を導く流路であって、前記第1方向において互いに間隔の空いた側壁を有し、前記第1方向および前記第2方向と直交する第3方向に延びる流路と、
前記流路の側壁の間に延びる外側流路面と、を備え、
前記外側流路面の縁が、前記第1方向および前記第3方向により規定される第2平面内で凸形をなして前記第1平面に対する高さが非一様である排出口を画成し、これによって、前記外側流路面の縁と前記第1平面との間を流れるように規制された流体に非一様の速度プロフィールを与えることを特徴とするフローガイド。 - 前記外側流路面の縁が、前記第1平面および前記第2平面と直交する第3平面について対称であることを特徴とする請求項1に記載のフローガイド。
- 前記外側流路面の縁が湾曲していることを特徴とする請求項1または2に記載のフローガイド。
- 前記位置決め構成が、前記第1平面内に全体的に配置され、前記デバイスの表面に寄りかかるように構成されたリムの基部を備えることを特徴とする請求項1ないし3のいずれかに記載のフローガイド。
- 前記フローガイドが、前記側壁のそれぞれから全体的に前記第2方向に延出するリムを備え、各リムが全体的に前記第3方向に延出するリムガイド面を画成し、各リムが前記第1平面と平行な平面内で凸形をなして流体が前記デバイスの表面を横切って流れるときに前記流路からの流体流を前記第1方向に発散させることを特徴とする請求項1ないし3のいずれかに記載のフローガイド。
- 前記位置決め構成が、前記第1平面内に全体的に配置され前記デバイスの表面に寄りかかるように構成されたリムの基部を備え、前記リムガイド面が前記デバイスの表面から前記第3方向に延出することを特徴とする請求項5に記載のフローガイド。
- 前記リムガイド面のそれぞれが、前記第1方向および前記第2方向によって規定される前記第1平面内で全体的に湾曲することを特徴とする請求項5または6に記載のフローガイド。
- 前記デバイスが実質的に円筒形であり、前記表面が前記デバイスの端面であり、前記デバイスに沿って長手方向に前記流路の一部を画成して前記デバイスに沿って長手方向に前記流体流を導くように前記フローガイドが構成されることを特徴とする請求項1ないし7のいずれかに記載のフローガイド。
- 前記流路が、前記デバイスに沿った流路の一部と、前記外側流路面の縁に隣接する流路の一部との間に空洞を備え、該空洞が、前記デバイスに沿った流れから前記デバイスの端面を横切る流れへと前記流体流を曲げるように成形されることを特徴とする請求項8に記載のフローガイド。
- 前記フローガイドが前記流路と流体連通する注入口を備え、該注入口が、前記外側流路面の縁に隣接する前記流路の一部よりも大きな断面流路面積を有することを特徴とする請求項1ないし9のいずれかに記載のフローガイド。
- 前記流路が連続的であり、前記流体流に対する障害物を内部に持たないことを特徴とする請求項1ないし9のいずれかに記載のフローガイド。
- 前記表面が前記第1平面に配置されるように前記デバイスを位置決めするとき、前記外側流路面と対向する内側流路面が前記デバイスによって画成されることを特徴とする請求項1ないし11のいずれかに記載のフローガイド。
- レンズまたは光学ウインドウを有する横方向端面と、請求項1ないし12のいずれかに記載のフローガイドとを備え、デバイスに沿って長手方向に流体流を導きデバイスの前記横方向端面を横切るように前記流体流の向きを変える、光学デバイスであって、
前記フローガイドが前記光学デバイスと一体的に形成されるか、または前記光学デバイスから分離可能であることを特徴とする光学デバイス。 - 前記光学デバイスが内視鏡であることを特徴とする請求項13に記載の光学デバイス。
- 前記光学デバイスが腹腔鏡であることを特徴とする請求項13または14に記載の光学デバイス。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0917857.5 | 2009-10-12 | ||
GB0917857A GB2474309B (en) | 2009-10-12 | 2009-10-12 | Flow guide for an endoscope |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013194125A Division JP5437524B2 (ja) | 2009-10-12 | 2013-09-19 | フローガイドおよび光学デバイス |
Publications (3)
Publication Number | Publication Date |
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JP2011120880A JP2011120880A (ja) | 2011-06-23 |
JP2011120880A5 JP2011120880A5 (ja) | 2013-09-05 |
JP5373732B2 true JP5373732B2 (ja) | 2013-12-18 |
Family
ID=41402908
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2010229636A Active JP5373732B2 (ja) | 2009-10-12 | 2010-10-12 | フローガイド |
JP2013194125A Expired - Fee Related JP5437524B2 (ja) | 2009-10-12 | 2013-09-19 | フローガイドおよび光学デバイス |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
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JP2013194125A Expired - Fee Related JP5437524B2 (ja) | 2009-10-12 | 2013-09-19 | フローガイドおよび光学デバイス |
Country Status (7)
Country | Link |
---|---|
US (3) | US8419624B2 (ja) |
EP (2) | EP2491852B1 (ja) |
JP (2) | JP5373732B2 (ja) |
AU (2) | AU2010227117B2 (ja) |
CA (2) | CA2717124C (ja) |
ES (2) | ES2442666T3 (ja) |
GB (1) | GB2474309B (ja) |
Cited By (1)
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WO2019240170A1 (ja) | 2018-06-15 | 2019-12-19 | 株式会社トライテック | 硬性内視鏡のカバーおよび内視鏡ユニット |
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DE10154163A1 (de) | 2001-11-03 | 2003-05-22 | Advanced Med Tech | Vorrichtung zum Aufrichten und Stabilisieren der Wirbelsäule |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2019240170A1 (ja) | 2018-06-15 | 2019-12-19 | 株式会社トライテック | 硬性内視鏡のカバーおよび内視鏡ユニット |
US11559195B2 (en) | 2018-06-15 | 2023-01-24 | Trytec Co., Ltd. | Rigid endoscope cover and endoscope unit |
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CA3024796C (en) | 2020-04-28 |
AU2016201839B2 (en) | 2017-08-24 |
GB2474309B (en) | 2011-09-07 |
JP2014036869A (ja) | 2014-02-27 |
GB0917857D0 (en) | 2009-11-25 |
US20110087072A1 (en) | 2011-04-14 |
EP2491852A1 (en) | 2012-08-29 |
AU2010227117B2 (en) | 2016-01-07 |
USRE46977E1 (en) | 2018-08-07 |
JP5437524B2 (ja) | 2014-03-12 |
ES2385787T3 (es) | 2012-07-31 |
CA2717124A1 (en) | 2011-04-12 |
AU2016201839A1 (en) | 2016-04-14 |
JP2011120880A (ja) | 2011-06-23 |
EP2311367A1 (en) | 2011-04-20 |
USRE46062E1 (en) | 2016-07-12 |
AU2010227117A1 (en) | 2011-04-28 |
EP2311367B1 (en) | 2012-05-23 |
CA3024796A1 (en) | 2011-04-12 |
EP2491852B1 (en) | 2013-11-13 |
GB2474309A (en) | 2011-04-13 |
ES2442666T3 (es) | 2014-02-12 |
CA2717124C (en) | 2019-02-26 |
US8419624B2 (en) | 2013-04-16 |
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