AU776699B2 - Humidity controller - Google Patents

Humidity controller Download PDF

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Publication number
AU776699B2
AU776699B2 AU67422/00A AU6742200A AU776699B2 AU 776699 B2 AU776699 B2 AU 776699B2 AU 67422/00 A AU67422/00 A AU 67422/00A AU 6742200 A AU6742200 A AU 6742200A AU 776699 B2 AU776699 B2 AU 776699B2
Authority
AU
Australia
Prior art keywords
gases
level
humidification
temperature
humidity
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
Application number
AU67422/00A
Other languages
English (en)
Other versions
AU6742200A (en
Inventor
Peter John Hunt
Mohammad Thudor
David Wixey
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fisher and Paykel Healthcare Ltd
Original Assignee
Fisher and Paykel Healthcare Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fisher and Paykel Healthcare Ltd filed Critical Fisher and Paykel Healthcare Ltd
Publication of AU6742200A publication Critical patent/AU6742200A/en
Application granted granted Critical
Publication of AU776699B2 publication Critical patent/AU776699B2/en
Anticipated expiration legal-status Critical
Expired legal-status Critical Current

Links

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. ventilators; 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. ventilators; 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
    • 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. ventilators; Tracheal tubes
    • A61M16/021—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes operated by electrical means
    • A61M16/022—Control means therefor
    • A61M16/024—Control means therefor including calculation means, e.g. using a processor
    • 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. ventilators; 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. ventilators; 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
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D22/00—Control of humidity
    • G05D22/02—Control of humidity characterised by the use of electric 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. ventilators; Tracheal tubes
    • A61M16/0057—Pumps therefor
    • A61M16/0066—Blowers or centrifugal pumps
    • 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. ventilators; Tracheal tubes
    • A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
    • A61M2016/003—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter
    • A61M2016/0033—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical
    • A61M2016/0039—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical in the inspiratory circuit
    • 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
    • A61M2205/36—General characteristics of the apparatus related to heating or cooling
    • A61M2205/3653—General characteristics of the apparatus related to heating or cooling by Joule effect, i.e. electric resistance

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Emergency Medicine (AREA)
  • Pulmonology (AREA)
  • Veterinary Medicine (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Air Humidification (AREA)
  • Control Of Non-Electrical Variables (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Air Conditioning Control Device (AREA)
AU67422/00A 1999-08-23 2000-08-09 Humidity controller Expired AU776699B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NZ337382 1999-08-23
NZ33738299 1999-08-23
PCT/NZ2000/000156 WO2001013981A1 (en) 1999-08-23 2000-08-09 Humidity controller

Publications (2)

Publication Number Publication Date
AU6742200A AU6742200A (en) 2001-03-19
AU776699B2 true AU776699B2 (en) 2004-09-16

Family

ID=19927464

Family Applications (1)

Application Number Title Priority Date Filing Date
AU67422/00A Expired AU776699B2 (en) 1999-08-23 2000-08-09 Humidity controller

Country Status (13)

Country Link
EP (1) EP1207929B1 (enExample)
JP (1) JP4928035B2 (enExample)
KR (1) KR100500761B1 (enExample)
CN (1) CN1230221C (enExample)
AR (1) AR026153A1 (enExample)
AU (1) AU776699B2 (enExample)
BR (1) BR0013570B1 (enExample)
CA (1) CA2391787C (enExample)
MX (1) MXPA02001881A (enExample)
MY (1) MY130263A (enExample)
UY (1) UY26305A1 (enExample)
WO (1) WO2001013981A1 (enExample)
ZA (1) ZA200201124B (enExample)

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DE10139881B4 (de) 2001-08-20 2017-06-08 Resmed R&D Germany Gmbh Vorrichtung zur Zufuhr eines Atemgases und Verfahren zur Steuerung derselben
US7306205B2 (en) 2002-08-30 2007-12-11 Fisher & Paykel Healthcare Limited Humidification system
ATE435677T1 (de) 2002-11-01 2009-07-15 Fisher & Paykel Healthcare Ltd System zum nachweis der abgabe von gasen an einen patienten
CN102961812B (zh) * 2004-08-10 2016-12-21 瑞思迈有限公司 异型输送加湿可吸入气体的方法和设备
HUE060036T2 (hu) 2004-08-20 2023-01-28 Fisher & Paykel Healthcare Ltd Berendezés páciensnek szállított gázok tulajdonságainak mérésére
US8893715B2 (en) 2005-05-26 2014-11-25 Fisher & Paykel Healthcare Limited Breathing assistance apparatus
WO2007019628A1 (en) 2005-08-15 2007-02-22 Resmed Ltd Low cost cpap flow generator and humidifier assembly
EP1973577B1 (en) 2005-12-15 2012-08-01 Fisher & Paykel Healthcare Limited Breathing assistance apparatus with thermal disinfection conduit
DE102006019402A1 (de) * 2006-04-24 2007-10-25 Seleon Gmbh Verfahren zur Steuerung eines TNI-Geräts sowie TNI-Gerät
JP5443991B2 (ja) * 2006-11-08 2014-03-19 レスメド・リミテッド 呼吸装置に用いるための導管
CN101220988B (zh) * 2007-01-12 2010-09-29 雃博股份有限公司 呼吸治疗器加热盘总成
DE102007015038B3 (de) * 2007-02-08 2008-03-27 Dräger Medical AG & Co. KG Vorrichtung und Verfahren zum Bereitstellen von angefeuchtetem Atemgas
US8511305B2 (en) 2007-10-29 2013-08-20 Smiths Medical Asd, Inc. Redundant power control for respiratory system heaters
US8063343B2 (en) * 2007-10-29 2011-11-22 Smiths Medical Asd, Inc. Heated breathing circuit detection
US9802022B2 (en) * 2008-03-06 2017-10-31 Resmed Limited Humidification of respiratory gases
CN113425974B (zh) * 2008-03-06 2024-12-10 瑞思迈私人有限公司 呼吸气体的湿化
CN102105189B (zh) 2008-05-27 2015-07-29 菲舍尔和佩克尔保健有限公司 用于精确湿度控制的增湿器室温度控制
BRPI0822629B8 (pt) * 2008-08-06 2023-01-31 Ric Investments Llc método para determinar a umidade do gás aplicado a um usuário dentro de um circuito do paciente, e sistema de tratamento de paciente
CN104971416B (zh) 2008-09-10 2018-05-01 瑞思迈有限公司 呼吸治疗设备中改进的功率管理
PL2248547T3 (pl) * 2009-05-05 2013-01-31 Plastiflex Group Układ obwodu oddychania
AU2010206053B2 (en) 2009-07-31 2014-08-07 ResMed Pty Ltd Wire Heated Tube with Temperature Control System, Tube Type Detection, and Active Over Temperature Protection for Humidifier for Respiratory Apparatus
CA3036426A1 (en) 2010-04-27 2011-11-03 Fisher & Paykel Healthcare Limited Apparatus for supplying gases to a patient
AU2011262325B2 (en) * 2010-06-04 2015-08-27 Koninklijke Philips Electronics N.V. Automatic control of temperature in a patient circuit
CN107029334B (zh) 2011-01-24 2021-04-06 瑞思迈私人有限公司 增湿器
US8511651B2 (en) 2011-03-29 2013-08-20 Smiths Medical Asd, Inc. Heater unit humidification chamber monitor
BR112014021069A2 (pt) * 2012-02-22 2017-07-04 Koninklijke Philips Nv sistema de suporte de pressão configurado para prover suporte da pressão de temperatura controlada para um indivíduo; e método de controle de um fluxo pressurizado de gás respirável para um indivíduo
CA2871850A1 (en) 2012-05-23 2013-11-28 Fisher & Paykel Healthcare Limited Flow path fault detection method for a respiratory assistance apparatus
US9878123B2 (en) * 2012-09-11 2018-01-30 Fisher & Paykel Healthcare Limited Surgical humidifier control
AU2012216775B2 (en) * 2012-09-12 2018-06-28 Fisher & Paykel Healthcare Limited Surgical humidifier control
NZ743034A (en) 2013-02-01 2019-12-20 ResMed Pty Ltd Wire heated tube with temperature control system for humidifier for respiratory apparatus
DK2770047T3 (en) * 2013-02-26 2015-06-29 Ibidi Gmbh Device for obtaining a gas
MX2013014220A (es) * 2013-12-04 2015-06-03 Investigación Y Desarrollo En Equipo Médico S A De C V Dispositivo de control de potencia suministrada a plato de camara de humidificacion y elemento de calentamiento de tubo, y metodo de control.
EP3791914B1 (en) * 2014-04-16 2023-07-12 Fisher & Paykel Healthcare Limited Systems for delivering gas to a patient
JP6411263B2 (ja) * 2015-03-27 2018-10-24 オリンパス株式会社 気腹装置、気腹装置の作動方法
GB2539222B (en) * 2015-06-09 2019-03-06 Intersurgical Ag Humidifier flow determination
US10905843B2 (en) * 2016-01-18 2021-02-02 Fisher & Paykel Healthcare Limited Humidification of respiratory gases
US11642488B2 (en) 2017-12-19 2023-05-09 Koninklijke Philips N.V. Ventilation system with cold passover humidification control
CN111150917B (zh) * 2019-12-31 2021-09-14 北京怡和嘉业医疗科技股份有限公司 一种通气治疗设备湿化控制系统和方法
WO2021158127A1 (en) * 2020-02-04 2021-08-12 Fisher & Paykel Healthcare Limited Respiratory or surgical humidifier and method of use
CA3173212A1 (en) * 2020-04-29 2021-11-04 Wenjie Robin LIANG Respiratory or surgical humidifier and method of use
CN116075333A (zh) * 2020-08-24 2023-05-05 费雪派克医疗保健有限公司 加湿器系统中的超焓保护
CN113679924B (zh) * 2021-08-30 2024-01-02 可孚医疗科技股份有限公司 一种用于呼吸设备的加湿水箱的水温控制方法及相应装置
CN114209953A (zh) * 2021-12-31 2022-03-22 江苏鱼跃医疗设备股份有限公司 一种呼吸湿化器及其干烧检测方法和计算机可读存储介质
CN116672556A (zh) * 2023-07-25 2023-09-01 湖南比扬医疗科技有限公司 呼吸机输出功率的控制方法、装置、呼吸机及存储介质

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EP0885623A2 (en) * 1997-06-17 1998-12-23 FISHER & PAYKEL LIMITED Respiratory humidification system

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GB2192136A (en) * 1986-07-04 1988-01-06 Virotherm Lab Ltd Humidifiers for inhalers
AU1486395A (en) * 1994-03-15 1995-09-21 Fisher & Paykel Limited Respiratory air supply system with airflow dependent humidity
EP0885623A2 (en) * 1997-06-17 1998-12-23 FISHER & PAYKEL LIMITED Respiratory humidification system

Also Published As

Publication number Publication date
KR20020042651A (ko) 2002-06-05
JP2003507138A (ja) 2003-02-25
EP1207929A4 (en) 2006-03-08
EP1207929B1 (en) 2012-05-30
BR0013570B1 (pt) 2009-01-13
BR0013570A (pt) 2002-06-11
WO2001013981A1 (en) 2001-03-01
CN1370085A (zh) 2002-09-18
MY130263A (en) 2007-06-29
CA2391787C (en) 2010-10-05
KR100500761B1 (ko) 2005-07-12
AR026153A1 (es) 2003-01-29
EP1207929A1 (en) 2002-05-29
AU6742200A (en) 2001-03-19
CN1230221C (zh) 2005-12-07
JP4928035B2 (ja) 2012-05-09
MXPA02001881A (es) 2003-07-21
UY26305A1 (es) 2001-01-31
CA2391787A1 (en) 2001-03-01
ZA200201124B (en) 2003-07-30

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase
TH Corrigenda

Free format text: IN VOL 15, NO 24, PAGE(S) 5039-5042 UNDER THE HEADING APPLICATIONS LAPSED, REFUSED OR WITHDRAWN PLEASE DELETE ALL REFERENCE TO APPLICATION NO. 67422/00

NBA Allowances - extensions of time- section 223(1)

Free format text: THE TIME IN WHICH TO OBTAIN ACCEPTANCE HAS BEEN EXTENDED TO 20040806

MK14 Patent ceased section 143(a) (annual fees not paid) or expired