JP6815729B2 - 容量モードの換気における吸気圧制御 - Google Patents
容量モードの換気における吸気圧制御 Download PDFInfo
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Description
[01] 本特許出願は、2012年12月18日に出願され、参照によりその内容が本明細書に援用される、米国仮特許出願第61/738,665号の優先権の利益を米国特許法第119条(e)の下で主張する。
PN=RQN+ENVN
Claims (6)
- 対象者の気道に呼吸可能ガスの加圧流を送り込む機械的換気システムであって、
前記呼吸可能ガスの加圧流を発生させる圧力発生器と、
前記呼吸可能ガスの加圧流の1つ又は複数のガスパラメータに関係する情報を伝える出力信号を生成する1つ又は複数のセンサと、
目標とする1回換気量を選択する制御入力の入力及び/又は選択を受け取るユーザインターフェイスと、
コンピュータプログラムモジュールを実行する1つ又は複数のプロセッサと
を含み、前記コンピュータプログラムモジュールは、
前記圧力発生器の動作を制御して、前記目標とする1回換気量を送り込む容量制御モード治療レジメンに従って前記呼吸可能ガスの加圧流を発生させる制御モジュールと、
前記出力信号に基づいて前記呼吸可能ガスの加圧流の1つ又は複数のガスパラメータを求めるガスパラメータモジュールであって、前記1つ又は複数のガスパラメータは前記対象者の吸気毎に複数回求められる、ガスパラメータモジュールと、
前記対象者の前記気道の1つ又は複数の気道パラメータを求める気道パラメータモジュールであって、前記1つ又は複数の気道パラメータは前記対象者の吸気毎に複数回求められる、気道パラメータモジュールと、
(1)前記目標とする1回換気量を達成するために、前記求められた1つ又は複数の気道パラメータ及び前記求められた1つ又は複数のガスパラメータに基づき、吸気中に前記容量制御モード治療レジメンの前記呼吸可能ガスの加圧流の吸気圧水準を動的に求め、
(2)前記目標とする1回換気量が前記吸気中に超えたかどうかを判定し、
(3)前記目標とする1回換気量が前記吸気中に超えられることに応じて、前記吸気中の前記吸気圧水準が下げられないように、前記吸気中、前記吸気圧水準を調節して、前記対象者による呼吸努力を妨げることがないようにする、吸気圧モジュールと、を含む、
システム。 - 前記吸気圧モジュールが、前記吸気中に前記吸気圧水準を気道モデルに基づいて動的に求め、前記モデルは前記1つ又は複数の気道パラメータに基づき、前記モデルは、前記吸気中に目標とする換気流量が達成されるように、前記1つ又は複数のガスパラメータの1つ又は複数に応じて前記吸気圧水準を返す、請求項1に記載のシステム。
- 対象者の気道に呼吸可能ガスの加圧流を送り込む機械的換気システムの作動方法であって、前記機械的換気システムは、圧力発生器、1つ又は複数のセンサ、ユーザインターフェイス、及び1つ又は複数のプロセッサを含み、前記1つ又は複数のプロセッサはコンピュータプログラムモジュールを実行し、前記コンピュータプログラムモジュールは、制御モジュール、ガスパラメータモジュール、気道パラメータモジュール、及び吸気圧モジュールを含む、方法であって、
前記1つ又は複数のプロセッサが、前記呼吸可能ガスの加圧流を前記圧力発生器によって発生させるステップと、
前記1つ又は複数のプロセッサが、前記呼吸可能ガスの加圧流の1つ又は複数のガスパラメータに関係する情報を伝える前記1つ又は複数のセンサの出力信号を受信するステップと、
前記1つ又は複数のプロセッサが、目標とする1回換気量を選択する制御入力の入力及び/又は選択を前記ユーザインターフェイスによって受け取るステップと、
前記1つ又は複数のプロセッサが、前記目標とする1回換気量を送り込む容量制御モード治療レジメンに従って前記呼吸可能ガスの加圧流を発生させるように、前記圧力発生器の動作を前記制御モジュールによって制御するステップと、
前記1つ又は複数のプロセッサが、前記出力信号に基づいて前記呼吸可能ガスの加圧流の1つ又は複数のガスパラメータを前記ガスパラメータモジュールによって求めるステップであって、前記1つ又は複数のガスパラメータは前記対象者の吸気毎に複数回求められる、ステップと、
前記1つ又は複数のプロセッサが、前記対象者の前記気道の1つ又は複数の気道パラメータを前記気道パラメータモジュールによって求めるステップであって、前記1つ又は複数の気道パラメータは前記対象者の吸気毎に複数回求められる、ステップと、
前記1つ又は複数のプロセッサが、前記目標とする1回換気量を達成するために、前記求められた1つ又は複数の気道パラメータ及び前記求められた1つ又は複数のガスパラメータに基づき、吸気中に前記容量制御モード治療レジメンの前記呼吸可能ガスの加圧流の吸気圧水準を前記吸気圧モジュールによって動的に求め、前記目標とする1回換気量が前記吸気中に超えたかどうかを判定し、前記目標とする1回換気量が前記吸気中に超えられることに応じて、前記吸気中の前記吸気圧水準が下げられないように、前記吸気中、前記吸気圧水準を調節して、前記対象者による呼吸努力を妨げることがないようにする、ステップと、を含む、
方法。 - 前記1つ又は複数のプロセッサが、前記吸気中に前記吸気圧水準を気道モデルに基づいて前記吸気圧モジュールを用いて動的に求めるステップを更に含み、前記モデルは前記1つ又は複数の気道パラメータに基づき、前記モデルは、前記吸気中に目標とする換気流量が達成されるように、前記1つ又は複数のガスパラメータの1つ又は複数に応じて前記吸気圧水準を返す、請求項3に記載の方法。
- 対象者の気道に呼吸可能ガスの加圧流を送り込む機械的換気システムであって、
前記呼吸可能ガスの加圧流を発生させるための手段と、
前記呼吸可能ガスの加圧流の1つ又は複数のガスパラメータに関係する情報を伝える出力信号を生成するための手段と、
目標とする1回換気量を選択する制御入力の入力及び/又は選択を受け取るための手段と、
コンピュータプログラムモジュールを実行するための手段と
を含み、前記コンピュータプログラムモジュールは、
前記目標とする1回換気量を送り込む容量制御モード治療レジメンに従って前記呼吸可能ガスの加圧流を発生させるように、前記呼吸可能ガスの加圧流を発生させるための前記手段の動作を制御するための手段と、
前記出力信号に基づいて前記呼吸可能ガスの加圧流の1つ又は複数のガスパラメータを求めるための手段であって、前記1つ又は複数のガスパラメータは前記対象者の吸気毎に複数回求められる、手段と、
前記対象者の前記気道の1つ又は複数の気道パラメータを求めるための手段であって、前記1つ又は複数の気道パラメータは前記対象者の吸気毎に複数回求められる、手段と、
前記目標とする1回換気量を達成するために、前記求められた1つ又は複数の気道パラメータ及び前記求められた1つ又は複数のガスパラメータに基づき、吸気中に前記容量制御モード治療レジメンの前記呼吸可能ガスの加圧流の吸気圧水準を動的に求めるための手段と、
前記目標とする1回換気量が前記吸気中に超えたかどうかを判定するための手段と、
前記目標とする1回換気量が前記吸気中に超えられることに応じて、前記吸気中の前記吸気圧水準が下げられないように、前記吸気中、前記吸気圧水準を調節して、前記対象者による呼吸努力を妨げることがないようにするための手段と、を含む、
システム。 - 前記動的に求めるための手段が、前記吸気中に前記吸気圧水準を気道モデルに基づいて動的に求め、前記モデルは前記1つ又は複数の気道パラメータに基づき、前記モデルは、前記吸気中に目標とする換気流量が達成されるように、前記1つ又は複数のガスパラメータの1つ又は複数に応じて前記吸気圧水準を返す、請求項5に記載のシステム。
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US9375542B2 (en) | 2012-11-08 | 2016-06-28 | Covidien Lp | Systems and methods for monitoring, managing, and/or preventing fatigue during ventilation |
US9950129B2 (en) | 2014-10-27 | 2018-04-24 | Covidien Lp | Ventilation triggering using change-point detection |
US20170333653A1 (en) * | 2014-10-29 | 2017-11-23 | Koninklijke Philips N.V. | Controlling insufflation volume during in-exsufflation |
CN106823085B (zh) * | 2017-03-07 | 2019-07-02 | 苏州鱼跃医疗科技有限公司 | 一种保证呼吸机潮气量的压力控制方法 |
EP4233951A3 (en) * | 2017-05-12 | 2023-10-25 | ResMed Pty Ltd | Apparatus for treatment of respiratory disorders |
US10668239B2 (en) | 2017-11-14 | 2020-06-02 | Covidien Lp | Systems and methods for drive pressure spontaneous ventilation |
US11478594B2 (en) | 2018-05-14 | 2022-10-25 | Covidien Lp | Systems and methods for respiratory effort detection utilizing signal distortion |
US11517691B2 (en) | 2018-09-07 | 2022-12-06 | Covidien Lp | Methods and systems for high pressure controlled ventilation |
US11752287B2 (en) | 2018-10-03 | 2023-09-12 | Covidien Lp | Systems and methods for automatic cycling or cycling detection |
EP3959707A4 (en) * | 2019-04-24 | 2023-01-04 | Cipla Limited | METHODS AND SYSTEMS FOR SIMULATING INHALED DRUG DEPOSIT ON THE LUNGS |
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WO1996040337A1 (en) * | 1995-06-07 | 1996-12-19 | Nellcor Puritan Bennett Incorporated | Pressure control for constant minute volume |
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US6390091B1 (en) * | 1999-02-03 | 2002-05-21 | University Of Florida | Method and apparatus for controlling a medical ventilator |
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JP2001009035A (ja) * | 1999-06-30 | 2001-01-16 | Aivision Corp | 呼吸補助法 |
EP1605999A1 (de) * | 2003-03-24 | 2005-12-21 | Weinmann Geräte für Medizin GmbH & Co. KG | Verfahren und vorrichtung zur erkennung von leckagen bei einrichtungen zum zuführen von atemgasen |
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CN102252424A (zh) | 2010-05-21 | 2011-11-23 | 李龙 | 无源转换的高温蓄热电锅炉及其设计方法 |
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US20130220324A1 (en) * | 2012-02-29 | 2013-08-29 | Nellcor Puritan Bennett Llc | Systems and methods for providing oscillatory pressure control ventilation |
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JP2015536784A (ja) | 2015-12-24 |
EP2934639B1 (en) | 2020-09-09 |
CN104870039A (zh) | 2015-08-26 |
CN104870039B (zh) | 2017-09-08 |
RU2015129565A (ru) | 2017-01-26 |
AU2013365956A1 (en) | 2015-08-06 |
WO2014096996A1 (en) | 2014-06-26 |
EP2934639A1 (en) | 2015-10-28 |
BR112015014030A2 (pt) | 2017-07-11 |
US20150328419A1 (en) | 2015-11-19 |
US10293126B2 (en) | 2019-05-21 |
AU2013365956B2 (en) | 2018-03-22 |
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