JP7769938B2 - ガス流の供給に関連する改善 - Google Patents

ガス流の供給に関連する改善

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Publication number
JP7769938B2
JP7769938B2 JP2022552227A JP2022552227A JP7769938B2 JP 7769938 B2 JP7769938 B2 JP 7769938B2 JP 2022552227 A JP2022552227 A JP 2022552227A JP 2022552227 A JP2022552227 A JP 2022552227A JP 7769938 B2 JP7769938 B2 JP 7769938B2
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JP
Japan
Prior art keywords
patient
flow rate
gas
flow
inspiratory demand
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.)
Active
Application number
JP2022552227A
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English (en)
Japanese (ja)
Other versions
JPWO2021171224A5 (https=
JP2023515627A5 (https=
JP2023515627A (ja
Inventor
マシュー ジョン ペイトン
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
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Filing date
Publication date
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Publication of JP2023515627A publication Critical patent/JP2023515627A/ja
Publication of JPWO2021171224A5 publication Critical patent/JPWO2021171224A5/ja
Publication of JP2023515627A5 publication Critical patent/JP2023515627A5/ja
Priority to JP2025117073A priority Critical patent/JP2025160238A/ja
Application granted granted Critical
Publication of JP7769938B2 publication Critical patent/JP7769938B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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. 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
    • A61M16/01—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
    • 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
    • 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
    • A61M16/20—Valves specially adapted to medical respiratory devices
    • A61M16/201—Controlled valves
    • A61M16/202—Controlled valves electrically actuated
    • A61M16/203—Proportional
    • A61M16/204—Proportional used for inhalation control
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H20/00—ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance
    • G16H20/40—ICT specially adapted for therapies or health-improving plans, e.g. for handling prescriptions, for steering therapy or for monitoring patient compliance relating to mechanical, radiation or invasive therapies, e.g. surgery, laser therapy, dialysis or acupuncture
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H40/00—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices
    • G16H40/60—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices
    • G16H40/63—ICT specially adapted for the management or administration of healthcare resources or facilities; ICT specially adapted for the management or operation of medical equipment or devices for the operation of medical equipment or devices for local operation
    • G—PHYSICS
    • G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
    • G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
    • G16H50/00—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
    • G16H50/20—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
    • 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
    • A61M2016/0015—Accessories therefor, e.g. sensors, vibrators, negative pressure inhalation detectors
    • 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
    • A61M2016/0027—Accessories therefor, e.g. sensors, vibrators, negative pressure pressure meter
    • 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
    • A61M2016/1025—Measuring a parameter of the content of the delivered gas the O2 concentration
    • 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
    • A61M2202/00—Special media to be introduced, removed or treated
    • A61M2202/02—Gases
    • A61M2202/0208—Oxygen
    • 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
    • A61M2230/00—Measuring parameters of the user
    • A61M2230/08—Other bio-electrical signals
    • A61M2230/10—Electroencephalographic signals
    • 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
    • A61M2230/437—Composition of exhalation the anaesthetic agent concentration

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Public Health (AREA)
  • General Health & Medical Sciences (AREA)
  • Anesthesiology (AREA)
  • Pulmonology (AREA)
  • Emergency Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • Hematology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Primary Health Care (AREA)
  • Epidemiology (AREA)
  • Otolaryngology (AREA)
  • Pathology (AREA)
  • Databases & Information Systems (AREA)
  • Urology & Nephrology (AREA)
  • Surgery (AREA)
  • Data Mining & Analysis (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • General Business, Economics & Management (AREA)
  • Business, Economics & Management (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
JP2022552227A 2020-02-27 2021-02-26 ガス流の供給に関連する改善 Active JP7769938B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2025117073A JP2025160238A (ja) 2020-02-27 2025-07-11 ガス流の供給に関連する改善

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202062982298P 2020-02-27 2020-02-27
US62/982,298 2020-02-27
PCT/IB2021/051587 WO2021171224A1 (en) 2020-02-27 2021-02-26 Improvements relating to provision of gas-flow

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2025117073A Division JP2025160238A (ja) 2020-02-27 2025-07-11 ガス流の供給に関連する改善

Publications (4)

Publication Number Publication Date
JP2023515627A JP2023515627A (ja) 2023-04-13
JPWO2021171224A5 JPWO2021171224A5 (https=) 2024-02-29
JP2023515627A5 JP2023515627A5 (https=) 2024-02-29
JP7769938B2 true JP7769938B2 (ja) 2025-11-14

Family

ID=77490731

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2022552227A Active JP7769938B2 (ja) 2020-02-27 2021-02-26 ガス流の供給に関連する改善
JP2025117073A Pending JP2025160238A (ja) 2020-02-27 2025-07-11 ガス流の供給に関連する改善

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2025117073A Pending JP2025160238A (ja) 2020-02-27 2025-07-11 ガス流の供給に関連する改善

Country Status (9)

Country Link
US (1) US20230112422A1 (https=)
EP (1) EP4110446A4 (https=)
JP (2) JP7769938B2 (https=)
KR (1) KR20220153597A (https=)
CN (1) CN115297918A (https=)
AU (1) AU2021225479A1 (https=)
MX (1) MX2022010633A (https=)
TW (1) TWI889765B (https=)
WO (1) WO2021171224A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116785548B (zh) * 2023-04-28 2026-03-24 湖南明康中锦医疗科技股份有限公司 一种家用高流量湿化氧疗仪及其控氧方法
CN117180577A (zh) * 2023-10-18 2023-12-08 深圳华声医疗技术股份有限公司 麻醉机的通气控制方法、麻醉机及存储介质

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005245825A (ja) 2004-03-05 2005-09-15 Teijin Pharma Ltd 呼吸用気体供給装置
JP2019141195A (ja) 2018-02-19 2019-08-29 株式会社メトラン 高流量ガス送気装置

Family Cites Families (16)

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Publication number Priority date Publication date Assignee Title
JPS6294175A (ja) * 1985-10-18 1987-04-30 鳥取大学長 呼吸同調式ガス吹送装置および方法
US5806513A (en) * 1996-10-11 1998-09-15 Ohmeda Inc. Method and apparatus for controlling a medical anesthesia delivery system
US6651658B1 (en) 2000-08-03 2003-11-25 Sequal Technologies, Inc. Portable oxygen concentration system and method of using the same
US20070044799A1 (en) 2005-07-08 2007-03-01 Hete Bernie F Modular oxygen regulator system and respiratory treatment system
CN101641130B (zh) * 2007-01-23 2013-08-21 菲舍尔和佩克尔保健有限公司 在气体通路的患者端设有rfid标签传感器的加湿设备
US9233218B2 (en) * 2011-01-10 2016-01-12 General Electric Comapny System and method of controlling the delivery of medical gases to a patient
US9327090B2 (en) * 2012-06-29 2016-05-03 Carefusion 303, Inc. Respiratory knowledge portal
EP4205787B1 (en) * 2013-09-04 2026-01-14 Fisher & Paykel Healthcare Limited Improvements to flow therapy
US10869987B2 (en) * 2013-12-20 2020-12-22 B/E Aerospace, Inc Pulse saturation oxygen delivery system and method
WO2016133406A1 (en) 2015-02-18 2016-08-25 Fisher & Paykel Healthcare Limited Flow therapy system
JP7002940B2 (ja) 2015-03-31 2022-01-20 フィッシャー アンド ペイケル ヘルスケア リミテッド 酸素化および／またはｃｏ２クリアランスのための方法ならびに装置
DK3259000T3 (da) 2015-03-31 2023-01-30 Fisher & Paykel Healthcare Ltd Apparat til høj gasstrømning
EP3400984A1 (en) 2017-05-08 2018-11-14 Philippe Goutorbe Systems and methods for automatically adjusting a determined supply of fio2 generated from a cpap, niv or other ventilator system
EP4512329A3 (en) * 2017-10-06 2025-04-23 Fisher & Paykel Healthcare Limited Closed loop oxygen control
US11607519B2 (en) * 2019-05-22 2023-03-21 Breathe Technologies, Inc. O2 concentrator with sieve bed bypass and control method thereof
WO2021081497A1 (en) * 2019-10-24 2021-04-29 Spaulding Rehabilitation Hospital Corporation Systems and methods for hypoxia

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005245825A (ja) 2004-03-05 2005-09-15 Teijin Pharma Ltd 呼吸用気体供給装置
JP2019141195A (ja) 2018-02-19 2019-08-29 株式会社メトラン 高流量ガス送気装置

Also Published As

Publication number Publication date
MX2022010633A (es) 2022-11-30
TWI889765B (zh) 2025-07-11
EP4110446A4 (en) 2024-03-13
WO2021171224A1 (en) 2021-09-02
US20230112422A1 (en) 2023-04-13
TW202146070A (zh) 2021-12-16
CN115297918A (zh) 2022-11-04
AU2021225479A1 (en) 2022-09-15
JP2025160238A (ja) 2025-10-22
EP4110446A1 (en) 2023-01-04
KR20220153597A (ko) 2022-11-18
JP2023515627A (ja) 2023-04-13

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