JP6392513B2 - 圧補助システムにおける自動湿度制御 - Google Patents
圧補助システムにおける自動湿度制御 Download PDFInfo
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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
- A61M16/0057—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. 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
-
- 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
-
- 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
- A61M16/20—Valves specially adapted to medical respiratory devices
- A61M16/201—Controlled valves
- A61M16/202—Controlled valves electrically actuated
- A61M16/203—Proportional
- A61M16/205—Proportional used for exhalation control
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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
- A61M16/0057—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. mouth-to-mouth respiration; 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
- A61M2205/33—Controlling, regulating or measuring
- A61M2205/3368—Temperature
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- Health & Medical Sciences (AREA)
- Emergency Medicine (AREA)
- Pulmonology (AREA)
- Engineering & Computer Science (AREA)
- Anesthesiology (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Hematology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Air Conditioning Control Device (AREA)
Description
本願明細書で用いられるように、用語「単位」は、構成要素が単一の一部又はユニットとして作成されることを意味する。つまり、別個に作成されて次にユニットとして互いに結合された一部を含む構成要素は、「単位」構成要素又は本体ではない。本願明細書で用いられるように、2以上の部分又は構成要素が互いに「係合する」という記載は、直接に又は1若しくは複数の中間部分若しくは構成要素を通じて該部分が他方に対して力を及ぼすことを意味する。本願明細書で用いられるように、用語「数」は、1又は1より大きい整数(つまり、複数)を意味する。
Claims (9)
- 患者回路、加湿器及び制御部を含む圧補助システムのユーザによる使用中に該圧補助システムのガスストリームの湿度を自動制御する方法であって:
前記制御部が第1の加湿レベルを受信するステップであり、前記第1の加湿レベルは、前記患者回路を介して前記ユーザの気道に送達されることになる所望の加湿レベルである、ステップ;
前記制御部が、(i)呼吸中の呼吸ガスに対する1又は複数のユーザの呼吸要求パラメータであり、前記呼吸中の前記ユーザの1回換気量及び前記呼吸中の前記ユーザの呼吸速度を含むパラメータ、(ii)周囲温度、及び、(iii)周囲湿度を決定するステップ;
前記制御部が、前記加湿器によって出力されることになる呼吸ガスの第2の加湿レベルを決定するステップであり、前記決定は、前記第1の加湿レベル、前記患者回路の特性、前記周囲温度、前記周囲湿度、及び、前記呼吸ガスに対する1又は複数のユーザの呼吸要求パラメータに基づき、前記第2の加湿レベルは、前記呼吸ガスが前記患者回路を通過し且つ前記ユーザの気道に送達された後で、前記呼吸ガスが、前記第1の加湿レベルに実質的に等しい湿度を有するようにするレベルである、ステップ;及び、
前記加湿器が、前記第2の加湿レベルに等しい湿度を有する呼吸ガスを出力するように、前記制御部が前記加湿器の動作を制御するステップ;
を有する、方法。 - 前記圧補助システムにより患者回路へ出力されるガスストリームに関する1又は複数のガスストリームパラメータを決定するステップ、を更に有し、前記加湿器の動作を制御するステップは、前記第1の加湿レベル、前記患者回路の特性、前記周囲温度、前記周囲湿度、前記1又は複数のガスストリームパラメータ、前記呼吸ガスに対する1又は複数のユーザの呼吸要求パラメータ、及び前記圧補助システムの圧力生成システムにより生成される流速に影響を与える前記圧補助システムの1又は複数の動作パラメータに基づく、請求項1に記載の方法。
- 前記周囲温度、前記周囲湿度、前記1又は複数のガスストリームパラメータ、及び前記呼吸ガスに対する1又は複数のユーザの呼吸要求パラメータを決定するステップは、前記周囲温度、前記周囲湿度、前記1又は複数のガスストリームパラメータ、及び前記呼吸ガスに対する1又は複数のユーザの呼吸要求パラメータを測定又は推定するステップを有する、請求項2に記載の方法。
- 前記1又は複数のガスストリームパラメータは、ガスの温度及びガスの湿度を有する群から選択され、前記1又は複数の動作パラメータは、前記圧補助システム内のガスの圧力レベルを有する、請求項2に記載の方法。
- 圧補助システムであって:
加圧ガスストリームを生成する圧力生成システム;
前記加圧ガスストリームを加湿する加湿器;
前記加湿器に動作可能に結合された患者回路;並びに、
前記圧力生成システム及び前記加湿器に動作可能に結合された制御部であって、
第1の加湿レベルを受信するステップであり、前記第1の加湿レベルは、前記患者回路を介してユーザの気道に送達されることになる所望の加湿レベルである、ステップ、
(i)呼吸中の呼吸ガスに対する1又は複数のユーザの呼吸要求パラメータであり、前記呼吸中の前記ユーザの1回換気量及び前記呼吸中の前記ユーザの呼吸速度を含むパラメータ、(ii)周囲温度、及び、(iii)周囲湿度を決定するステップ、
前記加湿器によって出力されることになる呼吸ガスの第2の加湿レベルを決定するステップであり、前記決定は、前記第1の加湿レベル、前記患者回路の特性、前記周囲温度、前記周囲湿度、及び、前記呼吸ガスに対する1又は複数のユーザの呼吸要求パラメータに基づき、前記第2の加湿レベルは、前記呼吸ガスが前記患者回路を通過し且つ前記ユーザの気道に送達された後で、前記呼吸ガスが、前記第1の加湿レベルに実質的に等しい湿度を有するようにするレベルである、ステップ、及び、
前記加湿器が、前記第2の加湿レベルに等しい湿度を有する呼吸ガスを出力するように、前記加湿器の動作を制御するステップ、
によって、前記加湿器により出力される加湿ガスストリームの湿度を制御するよう適応される制御部;
を有する、圧補助システム。 - 前記制御部は、
当該圧補助システムにより患者回路へ出力されるガスストリームに関する1又は複数のガスストリームパラメータを決定するよう更に適応され、前記加湿器の動作を制御するステップは、前記第1の加湿レベル、前記患者回路の特性、前記周囲温度、前記周囲湿度、前記1又は複数のガスストリームパラメータ、前記呼吸ガスに対する1又は複数のユーザの呼吸要求パラメータ、及び当該圧補助システムの圧力生成システムにより生成される流速に影響を与える当該圧補助システムの1又は複数の動作パラメータにさらに基づく、請求項5に記載の圧補助システム。 - 前記周囲温度、前記周囲湿度、前記1又は複数のガスストリームパラメータ、及び前記呼吸ガスに対する1又は複数のユーザの呼吸要求パラメータは、1又は複数のセンサを用いて測定されるか又は前記制御部により推定される、請求項6に記載の圧補助システム。
- 前記1又は複数のガスストリームパラメータは、ガスの温度及びガスの湿度を有する群から選択される、請求項6に記載の圧補助システム。
- 前記1又は複数の動作パラメータは、当該圧補助システム内のガスの圧力レベルを有する、請求項6に記載の圧補助システム。
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US35132410P | 2010-06-04 | 2010-06-04 | |
US61/351,324 | 2010-06-04 | ||
PCT/IB2011/051841 WO2011151741A1 (en) | 2010-06-04 | 2011-04-27 | Automatic humidity control in a pressure support system |
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JP6392513B2 true JP6392513B2 (ja) | 2018-09-19 |
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US (1) | US10046136B2 (ja) |
EP (1) | EP2575945A1 (ja) |
JP (1) | JP6392513B2 (ja) |
CN (2) | CN102933251A (ja) |
AU (1) | AU2011262327B2 (ja) |
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AU2013253097B2 (en) | 2012-04-27 | 2018-11-08 | Fisher & Paykel Healthcare Limited | Usability features for respiratory humidification system |
EP3699783B1 (en) * | 2012-11-26 | 2024-05-01 | Fisher & Paykel Healthcare Limited | Transfer of breathing assistance apparatus data |
AU2014319042B2 (en) | 2013-09-13 | 2019-03-28 | Fisher And Paykel Healthcare Limited | Connections for humidifcation system |
AU2014319043B2 (en) | 2013-09-13 | 2020-01-30 | Fisher And Paykel Healthcare Limited | Humidification system |
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EP3220992B1 (en) | 2014-11-17 | 2021-06-23 | Fisher & Paykel Healthcare Limited | Humidification of respiratory gases |
CN104399162A (zh) * | 2014-11-24 | 2015-03-11 | 黄树红 | 一种新型自适应患者呼吸支持系统 |
WO2018106126A1 (en) | 2016-12-07 | 2018-06-14 | Fisher And Paykel Healthcare Limited | Sensing arrangements for medical devices |
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CN109745601B (zh) * | 2019-01-11 | 2024-10-15 | 广州瑞普医疗科技有限公司 | 雾化过程监测方法、系统、计算机设备、存储介质及装置 |
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- 2011-04-27 CN CN2011800273592A patent/CN102933251A/zh active Pending
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CN102933251A (zh) | 2013-02-13 |
WO2011151741A1 (en) | 2011-12-08 |
AU2011262327B2 (en) | 2015-05-28 |
CN107626026B (zh) | 2020-07-14 |
EP2575945A1 (en) | 2013-04-10 |
CN107626026A (zh) | 2018-01-26 |
JP2013526997A (ja) | 2013-06-27 |
BR112012030578A2 (pt) | 2017-06-20 |
US20130087143A1 (en) | 2013-04-11 |
US10046136B2 (en) | 2018-08-14 |
BR112012030578B1 (pt) | 2020-05-26 |
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