TWI894228B - 氣體監測相關之改進 - Google Patents

氣體監測相關之改進

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Publication number
TWI894228B
TWI894228B TW110108973A TW110108973A TWI894228B TW I894228 B TWI894228 B TW I894228B TW 110108973 A TW110108973 A TW 110108973A TW 110108973 A TW110108973 A TW 110108973A TW I894228 B TWI894228 B TW I894228B
Authority
TW
Taiwan
Prior art keywords
gas
flow
fraction
flow rate
patient
Prior art date
Application number
TW110108973A
Other languages
English (en)
Chinese (zh)
Other versions
TW202135882A (zh
Inventor
馬修 Ｊ 派頓
湯瑪士 Ｈ 巴尼斯
Original Assignee
紐西蘭商費雪 & 佩凱爾關心健康有限公司
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 紐西蘭商費雪 & 佩凱爾關心健康有限公司 filed Critical 紐西蘭商費雪 & 佩凱爾關心健康有限公司
Publication of TW202135882A publication Critical patent/TW202135882A/zh
Application granted granted Critical
Publication of TWI894228B publication Critical patent/TWI894228B/zh

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/08—Measuring devices for evaluating the respiratory organs
    • A61B5/083—Measuring rate of metabolism by using breath test, e.g. measuring rate of oxygen consumption
    • A61B5/0833—Measuring rate of oxygen consumption
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/08—Measuring devices for evaluating the respiratory organs
    • A61B5/083—Measuring rate of metabolism by using breath test, e.g. measuring rate of oxygen consumption
    • A61B5/0836—Measuring rate of CO2 production
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/72—Signal processing specially adapted for physiological signals or for diagnostic purposes
    • A61B5/7228—Signal modulation applied to the input signal sent to patient or subject; Demodulation to recover the physiological signal
    • 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
    • A61M16/01—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; Tracheal tubes specially adapted for anaesthetising
    • 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
    • A61M16/06—Respiratory or anaesthetic masks
    • A61M16/0666—Nasal cannulas or tubing
    • A61M16/0672—Nasal cannula assemblies for oxygen therapy
    • 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
    • A61M16/1005—Preparation of respiratory gases or vapours with O2 features or with parameter measurement
    • 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
    • A61M16/12—Preparation of respiratory gases or vapours by mixing different gases
    • 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
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/08—Measuring devices for evaluating the respiratory organs
    • A61B5/091—Measuring volume of inspired or expired gases, e.g. to determine lung capacity
    • 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
    • A61M16/06—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. ventilators; Tracheal tubes
    • A61M16/20—Valves specially adapted to medical respiratory devices
    • A61M16/201—Controlled valves
    • A61M16/202—Controlled valves electrically actuated
    • A61M16/203—Proportional
    • 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
    • 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
    • A61M16/1005—Preparation of respiratory gases or vapours with O2 features or with parameter measurement
    • A61M2016/102—Measuring a parameter of the content of the delivered gas
    • 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
    • A61M2205/50—General characteristics of the apparatus with microprocessors or computers
    • 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
    • A61M2205/50—General characteristics of the apparatus with microprocessors or computers
    • A61M2205/502—User interfaces, e.g. screens or keyboards
    • 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
    • A61M2206/00—Characteristics of a physical parameter; associated device therefor
    • A61M2206/10—Flow characteristics
    • 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
    • A61M2230/00—Measuring parameters of the user
    • A61M2230/40—Respiratory characteristics
    • A61M2230/42—Rate
    • 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
    • A61M2230/00—Measuring parameters of the user
    • A61M2230/40—Respiratory characteristics
    • A61M2230/43—Composition of exhalation
    • 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
    • A61M2230/00—Measuring parameters of the user
    • A61M2230/40—Respiratory characteristics
    • A61M2230/43—Composition of exhalation
    • A61M2230/432—Composition of exhalation partial CO2 pressure (P-CO2)
    • 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
    • A61M2230/00—Measuring parameters of the user
    • A61M2230/40—Respiratory characteristics
    • A61M2230/43—Composition of exhalation
    • A61M2230/435—Composition of exhalation partial O2 pressure (P-O2)
    • 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
    • A61M2230/00—Measuring parameters of the user
    • A61M2230/40—Respiratory characteristics
    • A61M2230/43—Composition of exhalation
    • A61M2230/437—Composition of exhalation the anaesthetic agent concentration

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Pulmonology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Biomedical Technology (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Emergency Medicine (AREA)
  • Anesthesiology (AREA)
  • Hematology (AREA)
  • Surgery (AREA)
  • Molecular Biology (AREA)
  • Physiology (AREA)
  • Physics & Mathematics (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Medical Informatics (AREA)
  • Obesity (AREA)
  • Otolaryngology (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Psychiatry (AREA)
  • Signal Processing (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
TW110108973A 2020-03-13 2021-03-12 氣體監測相關之改進 TWI894228B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202062989081P 2020-03-13 2020-03-13
US62/989,081 2020-03-13

Publications (2)

Publication Number Publication Date
TW202135882A TW202135882A (zh) 2021-10-01
TWI894228B true TWI894228B (zh) 2025-08-21

Family

ID=77671242

Family Applications (1)

Application Number Title Priority Date Filing Date
TW110108973A TWI894228B (zh) 2020-03-13 2021-03-12 氣體監測相關之改進

Country Status (9)

Country Link
US (1) US20230116240A1 (cg-RX-API-DMAC7.html)
EP (1) EP4117757A4 (cg-RX-API-DMAC7.html)
JP (2) JP7762660B2 (cg-RX-API-DMAC7.html)
KR (1) KR20220159391A (cg-RX-API-DMAC7.html)
CN (1) CN115335101A (cg-RX-API-DMAC7.html)
AU (1) AU2021233243A1 (cg-RX-API-DMAC7.html)
MX (1) MX2022011427A (cg-RX-API-DMAC7.html)
TW (1) TWI894228B (cg-RX-API-DMAC7.html)
WO (1) WO2021181344A1 (cg-RX-API-DMAC7.html)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20210379323A1 (en) * 2020-06-09 2021-12-09 Siargo Ltd. Automatic oxygen therapy device
FR3118583B1 (fr) * 2021-01-07 2023-03-24 Lair Liquide Sa Pour L’Etude Et Lexploitation Des Procedes Georges Claude Installation de fourniture de gaz thérapeutique à un patient avec prise en compte des défauts d’étanchéité au masque
AU2024228803A1 (en) * 2023-03-01 2025-10-09 Fisher & Paykel Healthcare Limited Method and system for characterising flow paths

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102355921A (zh) * 2009-01-19 2012-02-15 马奎特紧急护理公司 用于提供气化麻醉剂的装置、集合体和方法
CN103379856A (zh) * 2010-12-21 2013-10-30 皇家飞利浦电子股份有限公司 确定无创通气期间排出的二氧化碳的系统和方法
US20150250960A1 (en) * 2012-09-12 2015-09-10 Maquet Critical Care Ab Volume reflector status indicator for anesthesia system
WO2019016055A1 (en) * 2017-07-18 2019-01-24 Koninklijke Philips N.V. LAUNCHING DISTRIBUTION OF FAN GAS VIA A VIRTUAL PRESSURE TRIGGER MECHANISM
WO2019080090A1 (zh) * 2017-10-27 2019-05-02 深圳迈瑞生物医疗电子股份有限公司 麻醉机及麻药输出浓度监测方法、系统、设备、存储介质

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9468398B2 (en) * 2004-06-24 2016-10-18 Convergent Engineering, Inc. Method and apparatus for detecting and quantifying intrinsic positive end-expiratory pressure
US11458270B2 (en) * 2005-09-12 2022-10-04 ResMed Pty Ltd High flow therapy device utilizing a non-sealing respiratory interface and related methods
BR112012013548B1 (pt) * 2009-12-07 2020-03-24 Koninklijke Philips N.V. Sistema de suporte de pressão
US8985107B2 (en) * 2012-02-28 2015-03-24 General Electric Company Method, arrangement and computer program product for respiratory gas monitoring of ventilated patients
AU2013263503A1 (en) * 2012-05-18 2014-12-11 Fisher & Paykel Healthcare Limited Control of flow and/or pressure provided by breathing apparatus
EP4205787B1 (en) 2013-09-04 2026-01-14 Fisher & Paykel Healthcare Limited Improvements to flow therapy
US9592357B2 (en) * 2013-11-25 2017-03-14 General Electric Company Method for controlling a capacity of carbon dioxide remover in an anesthesia breathing system and anesthesia breathing system for ventilating lungs of a subject
ES2974971T3 (es) * 2014-09-04 2024-07-02 Fisher & Paykel Healthcare Ltd Compensación en las mediciones de gas exhalado durante la terapia respiratoria de alto flujo
EP4595882A3 (en) 2015-03-31 2025-11-12 Fisher & Paykel Healthcare Limited Apparatus for oxygenation and/or co2 removal
AU2017257443A1 (en) * 2016-04-29 2018-11-22 Fisher & Paykel Healthcare Limited System for determining airway patency
GB2565942B (en) 2016-04-29 2022-06-01 Fisher & Paykel Healthcare Ltd Methods and apparatus for oxygenation and/or CO2 removal
ES3013606T3 (en) 2016-10-14 2025-04-14 Fisher & Paykel Healthcare Ltd Breath sampling interface
EP3606406B1 (en) 2017-02-20 2025-03-26 Oridion Medical 1987 Ltd. Systems and methods for concomitant co2 sampling and o2 delivery
US11471627B2 (en) 2017-04-05 2022-10-18 Fisher & Paykel Healthcare Limited Flow therapy system and method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102355921A (zh) * 2009-01-19 2012-02-15 马奎特紧急护理公司 用于提供气化麻醉剂的装置、集合体和方法
CN103379856A (zh) * 2010-12-21 2013-10-30 皇家飞利浦电子股份有限公司 确定无创通气期间排出的二氧化碳的系统和方法
US20150250960A1 (en) * 2012-09-12 2015-09-10 Maquet Critical Care Ab Volume reflector status indicator for anesthesia system
WO2019016055A1 (en) * 2017-07-18 2019-01-24 Koninklijke Philips N.V. LAUNCHING DISTRIBUTION OF FAN GAS VIA A VIRTUAL PRESSURE TRIGGER MECHANISM
WO2019080090A1 (zh) * 2017-10-27 2019-05-02 深圳迈瑞生物医疗电子股份有限公司 麻醉机及麻药输出浓度监测方法、系统、设备、存储介质

Also Published As

Publication number Publication date
TW202135882A (zh) 2021-10-01
WO2021181344A1 (en) 2021-09-16
JP7762660B2 (ja) 2025-10-30
JP2026015332A (ja) 2026-01-29
AU2021233243A1 (en) 2022-09-15
EP4117757A1 (en) 2023-01-18
JP2023518021A (ja) 2023-04-27
CN115335101A (zh) 2022-11-11
KR20220159391A (ko) 2022-12-02
US20230116240A1 (en) 2023-04-13
MX2022011427A (es) 2022-12-15
EP4117757A4 (en) 2024-03-13

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