JP7762660B2 - ガスモニタリングに関する改良 - Google Patents

ガスモニタリングに関する改良

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Publication number
JP7762660B2
JP7762660B2 JP2022555110A JP2022555110A JP7762660B2 JP 7762660 B2 JP7762660 B2 JP 7762660B2 JP 2022555110 A JP2022555110 A JP 2022555110A JP 2022555110 A JP2022555110 A JP 2022555110A JP 7762660 B2 JP7762660 B2 JP 7762660B2
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Japan
Prior art keywords
gas
flow
patient
fraction
time
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Active
Application number
JP2022555110A
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English (en)
Japanese (ja)
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JP2023518021A (ja
JP2023518021A5 (cg-RX-API-DMAC7.html
Inventor
マシュー ジョン ペイトン
トーマス ハインリヒ バーンズ
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Fisher and Paykel Healthcare Ltd
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Fisher and Paykel Healthcare Ltd
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Publication of JP2023518021A publication Critical patent/JP2023518021A/ja
Publication of JP2023518021A5 publication Critical patent/JP2023518021A5/ja
Priority to JP2025176486A priority Critical patent/JP2026015332A/ja
Application granted granted Critical
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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)
JP2022555110A 2020-03-13 2021-03-12 ガスモニタリングに関する改良 Active JP7762660B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2025176486A JP2026015332A (ja) 2020-03-13 2025-10-20 ガスモニタリングに関する改良

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202062989081P 2020-03-13 2020-03-13
US62/989,081 2020-03-13
PCT/IB2021/052062 WO2021181344A1 (en) 2020-03-13 2021-03-12 Improvements relating to gas monitoring

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2025176486A Division JP2026015332A (ja) 2020-03-13 2025-10-20 ガスモニタリングに関する改良

Publications (3)

Publication Number Publication Date
JP2023518021A JP2023518021A (ja) 2023-04-27
JP2023518021A5 JP2023518021A5 (cg-RX-API-DMAC7.html) 2024-03-21
JP7762660B2 true JP7762660B2 (ja) 2025-10-30

Family

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Family Applications (2)

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JP2022555110A Active JP7762660B2 (ja) 2020-03-13 2021-03-12 ガスモニタリングに関する改良
JP2025176486A Pending JP2026015332A (ja) 2020-03-13 2025-10-20 ガスモニタリングに関する改良

Family Applications After (1)

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JP2025176486A Pending JP2026015332A (ja) 2020-03-13 2025-10-20 ガスモニタリングに関する改良

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 (3)

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US20170281051A1 (en) 2014-09-04 2017-10-05 Fisher & Paykel Healthcare Limited Exhaled gas measurement compensation during high flow respiratory therapy
WO2018150431A1 (en) 2017-02-20 2018-08-23 Oridion Medical 1987 Ltd. Systems and methods for concomitant co2 sampling and o2 delivery
JP2019514557A (ja) 2016-04-29 2019-06-06 フィッシャー アンド ペイケル ヘルスケア リミテッド 気道開存性を決定するためのシステム

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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
CN102355921B (zh) * 2009-01-19 2016-05-11 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
BR112012013548B1 (pt) * 2009-12-07 2020-03-24 Koninklijke Philips N.V. Sistema de suporte de pressão
CN103379856B (zh) * 2010-12-21 2015-06-24 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
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
EP2895224B1 (en) * 2012-09-12 2021-03-17 Maquet Critical Care AB Volume reflector status indicator for anesthesia system
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
EP4595882A3 (en) 2015-03-31 2025-11-12 Fisher & Paykel Healthcare Limited Apparatus for oxygenation and/or co2 removal
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
US11471627B2 (en) 2017-04-05 2022-10-18 Fisher & Paykel Healthcare Limited Flow therapy system and method
US11904093B2 (en) * 2017-07-18 2024-02-20 Koninklijke Philips N.V. Ventilator gas delivery initiation via a virtual pressure triggering 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

Patent Citations (3)

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Publication number Priority date Publication date Assignee Title
US20170281051A1 (en) 2014-09-04 2017-10-05 Fisher & Paykel Healthcare Limited Exhaled gas measurement compensation during high flow respiratory therapy
JP2019514557A (ja) 2016-04-29 2019-06-06 フィッシャー アンド ペイケル ヘルスケア リミテッド 気道開存性を決定するためのシステム
WO2018150431A1 (en) 2017-02-20 2018-08-23 Oridion Medical 1987 Ltd. Systems and methods for concomitant co2 sampling and o2 delivery

Also Published As

Publication number Publication date
TW202135882A (zh) 2021-10-01
WO2021181344A1 (en) 2021-09-16
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
TWI894228B (zh) 2025-08-21
MX2022011427A (es) 2022-12-15
EP4117757A4 (en) 2024-03-13

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