SE9903467D0 - Feedback control of mechanical breathing aid gas flow - Google Patents
Feedback control of mechanical breathing aid gas flowInfo
- Publication number
- SE9903467D0 SE9903467D0 SE9903467A SE9903467A SE9903467D0 SE 9903467 D0 SE9903467 D0 SE 9903467D0 SE 9903467 A SE9903467 A SE 9903467A SE 9903467 A SE9903467 A SE 9903467A SE 9903467 D0 SE9903467 D0 SE 9903467D0
- Authority
- SE
- Sweden
- Prior art keywords
- value
- error signal
- gas
- integral gain
- breathing cycle
- Prior art date
Links
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. 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
- A61M16/026—Control means therefor including calculation means, e.g. using a processor specially adapted for predicting, e.g. for determining an information representative of a flow limitation during a ventilation cycle by using a root square technique or a regression analysis
-
- 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
-
- 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
-
- 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
- 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
- A61M2016/0042—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical in the expiratory circuit
Landscapes
- 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)
- Feedback Control In General (AREA)
- Flow Control (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9903467A SE9903467D0 (sv) | 1999-09-24 | 1999-09-24 | Feedback control of mechanical breathing aid gas flow |
EP00116626A EP1086716A3 (de) | 1999-09-24 | 2000-08-01 | Rückkopplungskontrolle des Gasdurchflusses eines mechanischen Apparats zur Atmungsunterstützung |
US09/666,386 US6739336B1 (en) | 1999-09-24 | 2000-09-20 | Arrangement and method for feedback control of a gas flow in a breathing assist apparatus |
JP2000290684A JP2001112868A (ja) | 1999-09-24 | 2000-09-25 | 機械的呼吸補助システムにおけるガス流のフィードバック制御 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9903467A SE9903467D0 (sv) | 1999-09-24 | 1999-09-24 | Feedback control of mechanical breathing aid gas flow |
Publications (1)
Publication Number | Publication Date |
---|---|
SE9903467D0 true SE9903467D0 (sv) | 1999-09-24 |
Family
ID=20417146
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE9903467A SE9903467D0 (sv) | 1999-09-24 | 1999-09-24 | Feedback control of mechanical breathing aid gas flow |
Country Status (4)
Country | Link |
---|---|
US (1) | US6739336B1 (de) |
EP (1) | EP1086716A3 (de) |
JP (1) | JP2001112868A (de) |
SE (1) | SE9903467D0 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE0300160D0 (sv) * | 2003-01-23 | 2003-01-23 | Siemens Elema Ab | Apparatus for and Method of Mintoring a Gas Supply |
AU2004292337B2 (en) * | 2003-11-26 | 2010-11-11 | ResMed Pty Ltd | Methods and apparatus for the systemic control of ventilatory support in the presence of respiratory insufficiency |
DE102004039711B3 (de) * | 2004-08-17 | 2006-05-11 | Dräger Medical AG & Co. KG | Verfahren zur automatischen Aufnahme von Druck-Volumen-Kurven bei der künstlichen Beatmung und Vorrichtung zur Durchführung des Verfahrens |
US8893717B2 (en) | 2005-09-21 | 2014-11-25 | Ino Therapeutics Llc | Systems and methods of administering a pharmaceutical gas to a patient |
US7523752B2 (en) | 2005-09-21 | 2009-04-28 | Ino Therapeutics, Llc | System and method of administering a pharmaceutical gas to a patient |
JP2009539468A (ja) | 2006-06-07 | 2009-11-19 | ヴィアシス マニュファクチュアリング,インコーポレーテッド | 患者用呼吸換気装置における適応高頻度流量遮断制御システム及びその制御方法 |
ES2573263T3 (es) | 2008-05-27 | 2016-06-06 | Fisher & Paykel Healthcare Limited | Control de la temperatura de una cámara humidificadora para control preciso de la humedad |
EP2296738B1 (de) * | 2008-06-13 | 2019-11-20 | ResMed Pty Ltd | Druckkontrolle in einem atmungsbehandlungsgerät |
US8881725B2 (en) * | 2009-01-15 | 2014-11-11 | St. Michael's Hospital | Method and device for determining a level of ventilatory assist to a patient |
CN102028996B (zh) * | 2009-09-30 | 2012-09-05 | 北京谊安医疗***股份有限公司 | 呼吸机减压装置的输出压力的调节方法和装置 |
US8776792B2 (en) * | 2011-04-29 | 2014-07-15 | Covidien Lp | Methods and systems for volume-targeted minimum pressure-control ventilation |
US9950129B2 (en) | 2014-10-27 | 2018-04-24 | Covidien Lp | Ventilation triggering using change-point detection |
WO2017006253A1 (en) * | 2015-07-07 | 2017-01-12 | Koninklijke Philips N.V. | Methods and systems for patient airway and leak flow estimation for non-invasive ventilation |
CN106953542B (zh) * | 2016-10-25 | 2019-03-19 | 上海科技大学 | 一种机械位移极值开关及其在振动能量收集中的应用 |
EP3793656A1 (de) | 2018-05-14 | 2021-03-24 | Covidien LP | Systeme und verfahren zur erfassung der atemleistung unter verwendung von signalverzerrung |
US11752287B2 (en) | 2018-10-03 | 2023-09-12 | Covidien Lp | Systems and methods for automatic cycling or cycling detection |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE434799B (sv) * | 1980-06-18 | 1984-08-20 | Gambro Engstrom Ab | Sett och anordning for styrning av en lungventilator |
US5522382A (en) * | 1987-06-26 | 1996-06-04 | Rescare Limited | Device and method for treating obstructed breathing having a delay/ramp feature |
US4957107A (en) * | 1988-05-10 | 1990-09-18 | Sipin Anatole J | Gas delivery means |
US4971049A (en) * | 1989-11-06 | 1990-11-20 | Pulsair, Inc. | Pressure sensor control device for supplying oxygen |
DE4111965C2 (de) * | 1991-04-12 | 2000-03-23 | Draegerwerk Ag | Verfahren zur Kalibrierung eines Strömungssensors in einem Atemsystem |
US5303698A (en) | 1991-08-27 | 1994-04-19 | The Boc Group, Inc. | Medical ventilator |
US5271389A (en) * | 1992-02-12 | 1993-12-21 | Puritan-Bennett Corporation | Ventilator control system that generates, measures, compares, and corrects flow rates |
US5803066A (en) * | 1992-05-07 | 1998-09-08 | New York University | Method and apparatus for optimizing the continuous positive airway pressure for treating obstructive sleep apnea |
FI100307B (fi) * | 1994-02-25 | 1997-11-14 | Kemira Safety Oy | Menetelmä kaasunaamariin syötetyn ilmamäärän säätämiseksi sekä kaasuna amari |
EP1205203B1 (de) * | 1994-10-14 | 2004-09-29 | Bird Products Corporation | Ausatmungsventil mit Messwertaufnehmer für die Ausatmungsströmung |
US6135967A (en) * | 1999-04-26 | 2000-10-24 | Fiorenza; Anthony Joseph | Respiratory ventilator with automatic flow calibration |
-
1999
- 1999-09-24 SE SE9903467A patent/SE9903467D0/xx unknown
-
2000
- 2000-08-01 EP EP00116626A patent/EP1086716A3/de not_active Ceased
- 2000-09-20 US US09/666,386 patent/US6739336B1/en not_active Expired - Fee Related
- 2000-09-25 JP JP2000290684A patent/JP2001112868A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP1086716A2 (de) | 2001-03-28 |
JP2001112868A (ja) | 2001-04-24 |
EP1086716A3 (de) | 2002-01-30 |
US6739336B1 (en) | 2004-05-25 |
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