JP4439919B2 - 呼吸装置 - Google Patents
呼吸装置 Download PDFInfo
- Publication number
- JP4439919B2 JP4439919B2 JP2003569259A JP2003569259A JP4439919B2 JP 4439919 B2 JP4439919 B2 JP 4439919B2 JP 2003569259 A JP2003569259 A JP 2003569259A JP 2003569259 A JP2003569259 A JP 2003569259A JP 4439919 B2 JP4439919 B2 JP 4439919B2
- Authority
- JP
- Japan
- Prior art keywords
- passage
- breathing
- gas inlet
- axis
- respiratory
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/08—Bellows; Connecting tubes ; Water traps; Patient circuits
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61M—DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
- A61M16/00—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
- A61M16/10—Preparation of respiratory gases or vapours
- A61M16/12—Preparation of respiratory gases or vapours by mixing different gases
- A61M16/122—Preparation of respiratory gases or vapours by mixing different gases with dilution
- A61M16/125—Diluting primary gas with ambient air
- A61M16/127—Diluting primary gas with ambient air by Venturi effect, i.e. entrainment mixers
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- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- External Artificial Organs (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
- Massaging Devices (AREA)
Description
呼吸通路は、任意の断面形状を有するものであって良く、例えば3角形或いは長円形断面形状を有するものであって良い。或いは、概ね円形の断面形状を有するものであって良い。同様に、排気通路も、3角形、長円形或いは円形等の任意の断面形状を有するものであって良く、呼吸通路と同様の断面形状を有する必要はない。
Claims (17)
- 呼吸通路と、該呼吸通路から結合部を介して延出する排気通路と、使用時には前記呼吸通路に正圧を維持するように、前記呼吸通路にガスを導入するべく配置されたガス入口通路とを、互いに連通する関係をもって備える呼吸装置であって、
前記ガス入口通路が前記呼吸通路に前記ガスを導入する部分に於ける前記ガス入口通路の軸線が、前記呼吸通路の軸線に対して横方向に位置がずらされており、
前記ガス入口通路の軸線は、少なくとも部分的に、前記呼吸通路と前記排気通路との前記結合部の内側角部に向けられることを特徴とする呼吸装置。 - 呼吸通路と、該呼吸通路から結合部を介して延出する排気通路と、使用時には前記呼吸通路に正圧を維持するように、前記呼吸通路にガスを導入するべく配置されたガス入口通路とを、互いに連通する関係をもって備える呼吸装置であって、
前記呼吸通路の断面積が変化し、前記ガス入口通路が前記呼吸通路の前記呼吸通路に前記ガスを導入する部分に於ける前記ガス入口通路の軸線が、前記呼吸通路の最も狭い部分の軸線に対して横方向に位置がずらされており、
前記ガス入口通路の軸線は、少なくとも部分的に、前記呼吸通路と前記排気通路との前記結合部の内側角部に向けられることを特徴とする呼吸装置。 - 前記呼吸通路が概ね一定の断面積を有し、前記ガス入口通路が、前記呼吸通路の主軸線に対して横方向に位置がずらされていることを特徴とする請求項1に記載の呼吸装置。
- 前記呼吸通路が、概ね円形の断面を有することを特徴とする請求項1乃至3のいずれかに記載の呼吸装置。
- 前記ガス入口通路が、前記呼吸通路に向けて開かれていることを特徴とする請求項1乃至4のいずれかに記載の呼吸装置。
- 前記ガス入口通路が、前記呼吸通路と前記排気通路との間の前記結合部に向けて、その外側から開かれていることを特徴とする請求項5に記載の呼吸装置。
- 前記ガス入口通路が、前記呼吸通路の軸線に対して、或いはその最も狭い部分の軸線に対して、前記排気通路に向けて前記横方向に位置がずらされていることを特徴とする請求項1乃至6のいずれかに記載の呼吸装置。
- 前記ガス入口通路が、前記呼吸通路の軸線に対して、前記排気通路から離反する向きに傾斜していることを特徴とする請求項1乃至7のいずれかに記載の呼吸装置。
- 呼吸通路と、該呼吸通路から結合部を介して延出する排気通路と、使用時には前記呼吸通路に正圧を維持するように、前記呼吸通路にガスを導入するべく配置されたガス入口通路とを、互いに連通する関係をもって備える呼吸装置であって、
前記ガス入口通路の軸線が、前記呼吸通路の軸線に対して傾斜しており、
前記ガス入口通路の軸線は、少なくとも部分的に、前記呼吸通路と前記排気通路との前記結合部の内側角部に向けられることを特徴とする呼吸装置。 - 前記ガス入口通路が、前記呼吸通路の軸線に対して、前記呼吸通路と前記排気通路との間の前記結合部に於いて横方向に位置がずらされ、或いはその最も狭い部分の軸線に対して横方向に位置がずらされていることを特徴とする請求項9に記載の呼吸装置。
- 異なる横方向の位置ずれ量及び又は異なる傾斜角を有する2つ以上のガス入口通路を有することを特徴とする請求項1乃至10のいずれかに記載の呼吸装置。
- 可動式ガス入口通路を有することを特徴とする請求項1乃至11のいずれかに記載の呼吸装置。
- 前記ガス入口通路が、前記呼吸通路又は前記排気通路よりも狭いことを特徴とする請求項1乃至12のいずれかに記載の呼吸装置。
- 前記呼吸通路及び前記排気通路がいずれも直線的であって、90度以上の角度をもって互いに合流することを特徴とする請求項1乃至13のいずれかに記載の呼吸装置。
- 患者の顔に直接装着するべく適合されていることを特徴とする請求項1乃至14のいずれかに記載の呼吸装置。
- マスクに接続するべく適合されていることを特徴とする請求項1乃至15のいずれかに記載の呼吸装置。
- 前記排気通路に連通する長寸の管を更に有することを特徴とする請求項1乃至16のいずれかに記載の呼吸装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0204117.6A GB0204117D0 (en) | 2002-02-21 | 2002-02-21 | Breathing device |
PCT/GB2003/000758 WO2003070306A2 (en) | 2002-02-21 | 2003-02-21 | Breathing device |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005517505A JP2005517505A (ja) | 2005-06-16 |
JP4439919B2 true JP4439919B2 (ja) | 2010-03-24 |
Family
ID=9931519
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003569259A Expired - Fee Related JP4439919B2 (ja) | 2002-02-21 | 2003-02-21 | 呼吸装置 |
Country Status (9)
Country | Link |
---|---|
US (2) | US7331344B2 (ja) |
EP (1) | EP1478421B1 (ja) |
JP (1) | JP4439919B2 (ja) |
AT (1) | ATE377438T1 (ja) |
AU (1) | AU2003232304A1 (ja) |
DE (1) | DE60317309T2 (ja) |
GB (1) | GB0204117D0 (ja) |
NZ (1) | NZ535238A (ja) |
WO (1) | WO2003070306A2 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB0204117D0 (en) * | 2002-02-21 | 2002-04-10 | E M E Electro Medical Equipmen | Breathing device |
EP1759731B1 (en) * | 2005-09-01 | 2010-03-24 | Deas S.R.L. | Ventilatory support device |
US7578294B2 (en) * | 2005-12-02 | 2009-08-25 | Allegiance Corporation | Nasal continuous positive airway pressure device and system |
US7509957B2 (en) * | 2006-02-21 | 2009-03-31 | Viasys Manufacturing, Inc. | Hardware configuration for pressure driver |
EP2257328A2 (en) * | 2008-03-27 | 2010-12-08 | Nellcor Puritan Bennett LLC | Breathing assistance systems with lung recruitment maneuvers |
US9132250B2 (en) | 2009-09-03 | 2015-09-15 | Breathe Technologies, Inc. | Methods, systems and devices for non-invasive ventilation including a non-sealing ventilation interface with an entrainment port and/or pressure feature |
WO2011029074A1 (en) | 2009-09-03 | 2011-03-10 | Breathe Technologies, Inc. | Methods, systems and devices for non-invasive ventilation including a non-sealing ventilation interface with an entrainment port and/or pressure feature |
EP2473220B1 (en) * | 2009-09-03 | 2018-11-07 | Breathe Technologies, Inc. | System for non-invasive ventilation including a non-sealing ventilation interface with a free space nozzle feature |
US8893716B2 (en) * | 2009-10-20 | 2014-11-25 | Mercury Enterprises, Inc. | Disposable breathing assistance device with manometer |
US9370635B2 (en) | 2012-08-23 | 2016-06-21 | Mercury Enterprises, Inc. | Optimized breathing assistance device |
EP4186548A1 (en) | 2015-04-02 | 2023-05-31 | Hill-Rom Services PTE. LTD. | Mask leakage detection for a respiratory device |
US20190099576A1 (en) * | 2016-12-05 | 2019-04-04 | Medipines Corporation | Breathing tube assembly for respiratory gas measurement for steady-state breathing |
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US2985357A (en) | 1959-03-19 | 1961-05-23 | Bendix Corp | Injectors |
US3630196A (en) | 1969-08-22 | 1971-12-28 | Bird F M | Manual positive pressure breathing device |
GB1447987A (en) * | 1973-03-10 | 1976-09-02 | Carden E | Ventilating device for use in anesthesiology |
US3903884A (en) * | 1973-08-15 | 1975-09-09 | Becton Dickinson Co | Manifold nebulizer system |
US4151843A (en) * | 1976-06-28 | 1979-05-01 | Brekke John H | Apparatus for administration of a gas to a human and the exhausting thereof |
US4098290A (en) | 1976-12-02 | 1978-07-04 | Glenn Joseph G | Miniature intermittent positive pressure breathing valve |
CA1128826A (en) | 1978-07-21 | 1982-08-03 | Montreal General Hospital Research Institute | Head-supported oxygen nozzle |
US4261355A (en) | 1978-09-25 | 1981-04-14 | Glazener Edwin L | Constant positive pressure breathing apparatus |
US4274406A (en) * | 1979-09-04 | 1981-06-23 | Bartholomew Victor L | Tracheotomy mask |
US4351328A (en) * | 1980-03-27 | 1982-09-28 | Sontek Industries, Inc. | Simultaneous respiration and endotracheal suctioning of a critically ill patient |
US4676239A (en) * | 1980-09-20 | 1987-06-30 | David Humphrey | Anesthetic system |
US4495946A (en) * | 1981-03-17 | 1985-01-29 | Joseph Lemer | Artificial breathing device |
DE3119814C2 (de) | 1981-05-19 | 1984-07-26 | Drägerwerk AG, 2400 Lübeck | HFJ-Beatmungsgerät mit einer steuerbaren Atemgasquelle und Vorrichtung zur Unterdruckerzeugung |
JPS58112332U (ja) * | 1982-01-26 | 1983-08-01 | 泉工医科工業株式会社 | 人工呼吸器用噴流管 |
GB8400618D0 (en) | 1984-01-11 | 1984-02-15 | Matthews H R | Tracheostomy tube assemblies |
CS252710B1 (en) | 1984-12-28 | 1987-10-15 | Ondrej Brychta | Multi-jet generator for high-frequency jet lung-ventilation |
FR2623404A1 (fr) | 1987-11-19 | 1989-05-26 | Air Liquide | Dispositif d'assistance respiratoire |
SE462614B (sv) | 1988-12-06 | 1990-07-30 | Conny Peder Gunnar Moa | Anordning foer att genom ejektorverkan generera kontinuerligt positivt luftvaegstryck vid spontanandning |
GB9302291D0 (en) * | 1993-02-05 | 1993-03-24 | Univ Manitoba | Method for improved control of airway pressure during mechanical ventilation |
US5735271A (en) * | 1994-05-18 | 1998-04-07 | Ballard Medical Products | Multiple access adaptors for monitoring, sampling, medicating, aspirating, and ventilating the respiratory tract of a patient |
DE29719834U1 (de) * | 1997-11-07 | 1998-01-08 | Med In Medical Innovations, 81245 München | Vorrichtung zur Erzeugung eines kontinuierlichen positiven Atemwegdrucks (CPAP-Vorrichtung) |
US5975077A (en) * | 1998-07-28 | 1999-11-02 | Hamilton Medical, Inc. | Method and apparatus for assisting in breathing |
US6209539B1 (en) * | 1999-03-22 | 2001-04-03 | Hudson Respiratory Care Inc. | Asymmetric patient adapter for ventilator circuits |
SE9902180D0 (sv) * | 1999-06-10 | 1999-06-10 | Siemens Elema Ab | Apparatus for the supply of a breathing gas |
ATE304875T1 (de) * | 2000-03-07 | 2005-10-15 | Gerardus Wilhelmus Lugtigheid | Vorrichtung zur verabreichung eines gases an einen menschen oder ein tier |
US6612304B1 (en) * | 2000-10-05 | 2003-09-02 | Kimberly-Clark Worldwide, Inc. | Respiratory care multiple access port assembly and adapter |
US6745770B2 (en) * | 2002-01-08 | 2004-06-08 | Resmed Limited | Flow diverter for controlling the pressure and flow rate in a CPAP device |
GB0204117D0 (en) * | 2002-02-21 | 2002-04-10 | E M E Electro Medical Equipmen | Breathing device |
EP1897577B1 (de) * | 2002-08-02 | 2012-05-16 | Med In Medical Innovations GmbH | Vorrichtung zur Erzeugung eines kontinuierlichen positiven Atemwegdrucks (CPAP-Vorrichtung) |
US7152597B2 (en) * | 2003-09-25 | 2006-12-26 | Datex-Ohmeda, Inc. | Breathing circuit adapter |
-
2002
- 2002-02-21 GB GBGB0204117.6A patent/GB0204117D0/en not_active Ceased
-
2003
- 2003-02-21 AT AT03742606T patent/ATE377438T1/de not_active IP Right Cessation
- 2003-02-21 US US10/505,466 patent/US7331344B2/en not_active Expired - Lifetime
- 2003-02-21 AU AU2003232304A patent/AU2003232304A1/en not_active Abandoned
- 2003-02-21 JP JP2003569259A patent/JP4439919B2/ja not_active Expired - Fee Related
- 2003-02-21 EP EP03742606A patent/EP1478421B1/en not_active Expired - Lifetime
- 2003-02-21 NZ NZ535238A patent/NZ535238A/en not_active IP Right Cessation
- 2003-02-21 DE DE60317309T patent/DE60317309T2/de not_active Expired - Lifetime
- 2003-02-21 WO PCT/GB2003/000758 patent/WO2003070306A2/en active IP Right Grant
-
2007
- 2007-02-23 US US11/710,032 patent/US20070144517A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO2003070306A2 (en) | 2003-08-28 |
EP1478421A2 (en) | 2004-11-24 |
WO2003070306A3 (en) | 2004-03-04 |
US20070144517A1 (en) | 2007-06-28 |
ATE377438T1 (de) | 2007-11-15 |
DE60317309T2 (de) | 2008-08-28 |
NZ535238A (en) | 2005-10-28 |
DE60317309D1 (de) | 2007-12-20 |
EP1478421B1 (en) | 2007-11-07 |
AU2003232304A1 (en) | 2003-09-09 |
US20050150493A1 (en) | 2005-07-14 |
JP2005517505A (ja) | 2005-06-16 |
US7331344B2 (en) | 2008-02-19 |
GB0204117D0 (en) | 2002-04-10 |
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