DK2300088T3 - Styring af temperaturen i et luftbefugtningskammer til nøjagtig fugtstyring - Google Patents
Styring af temperaturen i et luftbefugtningskammer til nøjagtig fugtstyring Download PDFInfo
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- DK2300088T3 DK2300088T3 DK09755102.2T DK09755102T DK2300088T3 DK 2300088 T3 DK2300088 T3 DK 2300088T3 DK 09755102 T DK09755102 T DK 09755102T DK 2300088 T3 DK2300088 T3 DK 2300088T3
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- temperature
- flow
- humidifier
- gases
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- 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
- A61M16/0051—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes with alarm devices
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- 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
- A61M16/1075—Preparation of respiratory gases or vapours by influencing the temperature
- A61M16/1085—Preparation of respiratory gases or vapours by influencing the temperature after being humidified or mixed with a beneficial agent
-
- 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
- A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
- A61M16/0009—Accessories therefor, e.g. sensors, vibrators, negative pressure with sub-atmospheric pressure, e.g. during expiration
- A61M16/0012—Accessories therefor, e.g. sensors, vibrators, negative pressure with sub-atmospheric pressure, e.g. during expiration by Venturi means
-
- 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
- A61M16/0057—Pumps therefor
- A61M16/0066—Blowers or centrifugal pumps
- A61M16/0069—Blowers or centrifugal pumps the speed thereof being controlled by respiratory parameters, e.g. by inhalation
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- 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
- A61M16/021—Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes operated by electrical means
- A61M16/022—Control means therefor
- A61M16/024—Control means therefor including calculation means, e.g. using a processor
- A61M16/026—Control means therefor including calculation means, e.g. using a processor specially adapted for predicting, e.g. for determining an information representative of a flow limitation during a ventilation cycle by using a root square technique or a regression analysis
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- 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
- A61M16/04—Tracheal tubes
- A61M16/0465—Tracheostomy tubes; Devices for performing a tracheostomy; Accessories therefor, e.g. masks, filters
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- 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
- A61M16/06—Respiratory or anaesthetic masks
- A61M16/0666—Nasal cannulas or tubing
-
- 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
- A61M16/0875—Connecting tubes
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- 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
- A61M16/1075—Preparation of respiratory gases or vapours by influencing the temperature
-
- 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
- A61M16/1075—Preparation of respiratory gases or vapours by influencing the temperature
- A61M16/109—Preparation of respiratory gases or vapours by influencing the temperature the humidifying liquid or the beneficial agent
-
- 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
- A61M16/1075—Preparation of respiratory gases or vapours by influencing the temperature
- A61M16/1095—Preparation of respiratory gases or vapours by influencing the temperature in the connecting tubes
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- 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
- A61M16/14—Preparation of respiratory gases or vapours by mixing different fluids, one of them being in a liquid phase
- A61M16/16—Devices to humidify the respiration air
-
- 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
- A61M16/14—Preparation of respiratory gases or vapours by mixing different fluids, one of them being in a liquid phase
- A61M16/16—Devices to humidify the respiration air
- A61M16/161—Devices to humidify the respiration air with means for measuring the humidity
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- 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
- A61M16/0816—Joints or connectors
- A61M16/0841—Joints or connectors for sampling
-
- 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
- A61M2205/00—General characteristics of the apparatus
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3368—Temperature
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- Health & Medical Sciences (AREA)
- Pulmonology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Emergency Medicine (AREA)
- Engineering & Computer Science (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Otolaryngology (AREA)
- Air Humidification (AREA)
- Air Conditioning Control Device (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Claims (14)
1. Vejrtrækningshjælpesystem (1, 100, 200) til levering af en strømning af opvarmede, befugtede gasser til en bruger til terapeutiske formål, der omfatter; en luftbefugtningsenhed (5, 12, 21), der har en indløbsåbning (23) og en udløbsåbning (9), hvor luftbefugtningsenheden (5, 12, 21) under anvendelse er indrettet til at modtage en strømning af gasser fra en gaskilde (3, 103, 213) via indløbsåbningen (23), hvor luftbefugtningsenheden (5, 12, 21) under anvendelse yderligere er indrettet til at indeholde og opvarme en vandmængde, hvor strømningen af gasser under anvendelse passerer gennem luftbefugtningsenheden (5, 12, 21) og bliver opvarmet og befugtet, hvor de opvarmede befugtede gasser forlader luftbefugtningsenheden (5, 12, 21) via luftbefugtningsenhedens udløbsåbning (9), og hvor luftbefugtningsenheden (5, 12, 21) omfatter et luftbefugtningskammer (5), der har en varmelegemebundplade, en varmeplade (12), der er indrettet til at opvarme indholdet af luftbefugtningskam-meret (5) ved at tilvejebringe varmeenergi til varmelegemebundpladen, en varmeplade-temperatursensor (62), der er indrettet til at måle temperaturen på varmepladen (12), en udløbsåbnings-temperatursensor (63), der er indrettet til at måle temperaturen af gasser, der forlader luftbefugtningsenheden, en omgivelsestemperatursensor (60), der er indrettet til at måle temperaturen af gasser ved et punkt, før gasserne strømmer ind i luftbefugtningsenheden (5, 12, 21), en gennemstrømningssensor (61), der er indrettet til at måle den faktiske gennemstrømningshastighed af gasstrømningen gennem systemet (1, 100, 200), en styreenhed (8), der er indrettet til: at modtage data fra omgivelsestemperatursensoren (60), der vedrører den målte temperatur, data fra udløbsåbnings-temperatursensoren (63), der vedrører den målte temperatur, data fra varmeplade-temperatursensoren (62), der vedrører den målte temperatur, og data fra gennemstrømningssensoren (61), der vedrører den faktiske gennemstrømningshastighed, kendetegnet ved, at styreenheden (8): bestemmer en måltemperatur for gasser, der forlader luftbefugtningsenheden via udløbsåbningen (9) baseret på i det mindste dataene fra omgivelsestemperatursensoren (60), varmeplade-temperatursensoren (62) og gennemstrømningssensoren, og indstiller energiforsyningen til luftbefugtningsenheden (5, 12, 21) for at opnå måltemperaturen for gasser ved luftbefugtningsenhedens udløbsåbning (9).
2. Vejrtrækningshjælpesystem (1, 100, 200) ifølge krav 1, hvor måltemperaturen er bestemt ud fra et regelbaseret system, der er indlæst i styreenheden (8).
3. Vejrtrækningshjælpesystem (1, 100, 200) ifølge krav 1, hvor måltemperaturen er bestemt ud fra i det mindste en matematisk formel, der er indlæst i styreenheden (8).
4. Vejrtrækningshjælpesystem (1, 100, 200) ifølge krav 1, hvor måltemperaturen er bestemt ud fra en søgetabel, der er indlæst i styreenheden (8).
5. Vejrtrækningshjælpesystem (1, 100, 200) ifølge et hvilket som helst af kravene 1, hvor opnåelse af måltemperaturen opnår en mål-dugpunkttemperatur ved luftbefugtningsenhedens udløbsåbning (9).
6. Vejrtrækningshjælpesystem (1, 100, 200) ifølge krav 5, hvor mål- dugpunkttemperaturen ligger i området fra 31 - 39 °C.
7. Vejrtrækningshjælpesystem (1, 100, 200) ifølge krav 6 eller krav 7, hvor den af brugeren indstillede mål-dugpunkttemperatur tilvejebringer et absolut luftfugtigheds-niveau på i alt væsentligt 44mg H20 / liter luft.
8. Vejrtrækningshjælpesystem (1, 100, 200) ifølge krav 1, hvor opnåelse af måltemperaturen opnår en absolut målluftfugtighed ved luftbefugtningsenhedens udløbsåbning (9).
9. Vejrtrækningshjælpesystem (1, 100, 200) ifølge krav 1, hvor opnåelse af måltemperaturen opnår en relativ målluftfugtighed ved luftbefugtningsenhedens udløbsåbning (9).
10. Vejrtrækningshjælpesystem (1, 100, 200) ifølge krav 1, hvor vejrtrækningshjælpesystemet også har brugerstyreindretninger (11), der er indrettet til at muliggøre en bruger at indstille en af en bruger ønsket indstillet gennemstrømningshastighed af gasser gennem systemet.
11. Vejrtrækningshjælpesystem (1, 100, 200) ifølge et hvilket som helst af kravene 1, hvor vejrtrækningshjælpeapparatet yderligere omfatter en styreenhed (202), der under anvendelse er indrettet til at modtage en strømning af gasser fra en fjerntliggende central kilde (1000), hvor styreenheden er placeret i gasvejen mellem den centrale kilde og luftbefugtningsenheden (5, 12, 21), hvor styreenheden modtager strømningen af gasser og videreleder strømningen til luftbefugtningsenheden (5, 12, 21) via en gasforbindelsesvej mellem luftbefugtningsenheden (5, 12, 21) og styreenheden, hvor brugerstyreindretningerne (211) er indrettet til at muliggøre en bruger at indstille en af en bruger ønsket indstillet gennemstrømningshastighed gennem styreenheden.
12. Vejrtrækningshjælpesystem (1, 100, 200) ifølge krav 11, hvor styreenheden yderligere omfatter en venturi (90), der er indrettet til at blande gas strømningen fra den centrale kilde (1000) med atmosfæriske gasser, før disse videreledes til luftbefugt-ningsenheden (5, 12, 21).
13. Vejrtrækningshjælpesystem (1, 100, 200) ifølge krav 1, hvor gaskilden er en blæserenhed (3, 103), der under anvendelse er i fluidforbindelse med luftbefugtningsen-heden (5, 12, 21), hvor blæserenheden har en justerbar ventilatorenhed (13, 113) med variabel hastighed, der er indrettet til at levere gas strømningen over en række af gennemstrømningshastigheder til luftbefugtningsenheden (5, 12, 21) og brugerstyreindretninger (11), der er indrettet til at muliggøre en bruger at indstille en af en bruger ønsket indstillet gennemstrømningshastighed, hvor styreenheden er indrettet til at styre energiforsyningen til blæserenheden for at frembringe den af brugeren indstillede gennemstrømningshastighed.
14. Vejrtrækningshjælpesystem (1, 100, 200) ifølge krav 1, hvor, hvis måltemperaturen er opnået ved luftbefugtningsenhedens udløbsåbning (9), og den tilsvarende varmepladetemperatur er højere end en indstillet værdi, der er lagret i hukommelsen af styreenheden (8) i en given forudindstillet tidsperiode, styreenheden vurderer, at luftbefugtningsenheden (5, 12, 21) kommer ud for højt konvektionsvarmetab og bestemmer måltemp er aturen i overensstemmelse med et ændret eller forskelligt regelsæt, en matematisk formel eller en søgetabel.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US5633508P | 2008-05-27 | 2008-05-27 | |
PCT/NZ2009/000091 WO2009145646A1 (en) | 2008-05-27 | 2009-05-27 | Control of humidifier chamber temperature for accurate humidity control |
Publications (1)
Publication Number | Publication Date |
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DK2300088T3 true DK2300088T3 (da) | 2016-05-23 |
Family
ID=41377298
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK09755102.2T DK2300088T3 (da) | 2008-05-27 | 2009-05-27 | Styring af temperaturen i et luftbefugtningskammer til nøjagtig fugtstyring |
DK16150408.9T DK3028732T3 (da) | 2008-05-27 | 2009-05-27 | Kontrol af rumtemperaturen i en befugter til nøjagtig fugtighedskontrol |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK16150408.9T DK3028732T3 (da) | 2008-05-27 | 2009-05-27 | Kontrol af rumtemperaturen i en befugter til nøjagtig fugtighedskontrol |
Country Status (10)
Country | Link |
---|---|
US (4) | US8616202B2 (da) |
EP (5) | EP3756719B1 (da) |
JP (5) | JP5930165B2 (da) |
CN (8) | CN110711305B (da) |
AU (1) | AU2009251939B2 (da) |
CA (3) | CA3051967C (da) |
DK (2) | DK2300088T3 (da) |
ES (3) | ES2573263T3 (da) |
PT (1) | PT3756719T (da) |
WO (1) | WO2009145646A1 (da) |
Families Citing this family (94)
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DK1883440T3 (da) | 2005-05-26 | 2017-10-23 | Fisher & Paykel Healthcare Ltd | Vejrtrækningshjælpeapparat. |
CA3051967C (en) | 2008-05-27 | 2021-12-14 | Fisher & Paykel Healthcare Limited | Control of humidifier chamber temperature for accurate humidity control |
US9289571B2 (en) | 2009-12-01 | 2016-03-22 | Fisher & Paykel Healthcare Limited | Breathing assistance apparatus |
EP2515979B1 (en) * | 2009-12-21 | 2016-05-04 | Koninklijke Philips N.V. | Automatic identification of a patient interface device in a pressure support system |
KR101143805B1 (ko) | 2010-01-19 | 2012-07-13 | 에이스메디칼 주식회사 | 마취 가스 및 호흡 가스의 가온 가습을 위한 기화기 시스템 |
US9572951B2 (en) * | 2010-04-27 | 2017-02-21 | Fisher & Paykel Healthcare Limited | Apparatus for supplying gases to a patient |
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JP6392513B2 (ja) * | 2010-06-04 | 2018-09-19 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | 圧補助システムにおける自動湿度制御 |
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JP6333738B2 (ja) * | 2012-02-22 | 2018-05-30 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | 基準温度に基づいて対象者インターフェイスの目標温度を求めるためのシステム及び方法 |
EP2817058B1 (en) * | 2012-02-24 | 2016-06-29 | Koninklijke Philips N.V. | Rainout protection for respiratory therapy including humidification |
EP2825237B1 (en) * | 2012-03-15 | 2020-06-10 | Fisher & Paykel Healthcare Limited | Respiratory gas humidification system |
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ES2906605T3 (es) | 2012-04-05 | 2022-04-19 | Fisher & Paykel Healthcare Ltd | Aparato de ayuda respiratoria |
AU2013244091B2 (en) | 2012-04-05 | 2018-02-08 | Fisher & Paykel Healthcare Limited | Breathing assistance apparatus with serviceability features |
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