SE9903467D0 - Feedback control of mechanical breathing aid gas flow - Google Patents

Feedback control of mechanical breathing aid gas flow

Info

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
Application number
SE9903467A
Other languages
English (en)
Swedish (sv)
Inventor
Fredrik Jalde
Anders Steiner
Original Assignee
Siemens Elema Ab
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Siemens Elema Ab filed Critical Siemens Elema Ab
Priority to SE9903467A priority Critical patent/SE9903467D0/xx
Publication of SE9903467D0 publication Critical patent/SE9903467D0/xx
Priority to EP00116626A priority patent/EP1086716A3/fr
Priority to US09/666,386 priority patent/US6739336B1/en
Priority to JP2000290684A priority patent/JP2001112868A/ja

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)
  • Flow Control (AREA)
  • Feedback Control In General (AREA)
SE9903467A 1999-09-24 1999-09-24 Feedback control of mechanical breathing aid gas flow SE9903467D0 (sv)

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 (fr) 1999-09-24 2000-08-01 Contrôle par contre-réaction du débit de gaz d'un appareil mécanique d'assistance respiratoire
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 (fr)
EP (1) EP1086716A3 (fr)
JP (1) JP2001112868A (fr)
SE (1) SE9903467D0 (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
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
EP2208504B1 (fr) 2003-11-26 2012-12-26 ResMed Limited Appareil pour le contrôle systématique de l'assistance respiratoire en présence d'une insuffisance respiratoire
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
US7523752B2 (en) 2005-09-21 2009-04-28 Ino Therapeutics, Llc System and method of administering a pharmaceutical gas to a patient
US8893717B2 (en) 2005-09-21 2014-11-25 Ino Therapeutics Llc Systems and methods of administering a pharmaceutical gas to a patient
WO2007142642A1 (fr) * 2006-06-07 2007-12-13 Viasys Manufacturing, Inc. Système et procédé de commande adaptative de coupure d'écoulement à haute fréquence pour le respirateur d'un patient
PT3756719T (pt) * 2008-05-27 2024-04-16 Fisher & Paykel Healthcare Ltd Um sistema de assistência respiratória para distribuição de gases
EP3673942B1 (fr) 2008-06-13 2023-10-25 ResMed Pty Ltd Contrôle de la pression dans un appareil de traitement respiratoire
CN102355919B (zh) * 2009-01-15 2015-06-17 圣米高医院 确定患者的辅助通气水平的装置
CN102028996B (zh) * 2009-09-30 2012-09-05 北京谊安医疗系统股份有限公司 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
EP3319672A1 (fr) 2015-07-07 2018-05-16 Koninklijke Philips N.V. Procédés et systèmes pour l'estimation du débit dans les voies respiratoires du patient et du débit de fuite pour une ventilation non-invasive
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
US11478594B2 (en) 2018-05-14 2022-10-25 Covidien Lp Systems and methods for respiratory effort detection utilizing signal distortion
US11752287B2 (en) 2018-10-03 2023-09-12 Covidien Lp Systems and methods for automatic cycling or cycling detection

Family Cites Families (11)

* Cited by examiner, † Cited by third party
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
EP0800412B1 (fr) * 1994-10-14 2003-03-26 Bird Products Corporation Ventilateur mecanique portatif pourvu d'un compresseur d'entrainement
US6135967A (en) * 1999-04-26 2000-10-24 Fiorenza; Anthony Joseph Respiratory ventilator with automatic flow calibration

Also Published As

Publication number Publication date
EP1086716A3 (fr) 2002-01-30
US6739336B1 (en) 2004-05-25
EP1086716A2 (fr) 2001-03-28
JP2001112868A (ja) 2001-04-24

Similar Documents

Publication Publication Date Title
SE9903467D0 (sv) Feedback control of mechanical breathing aid gas flow
EP0560490B1 (fr) Système de contrôle d'un appareil de ventilation actionné périodiquement
US7649345B2 (en) Power supply regulator with digital control
GB1432572A (en) Respirators
AU6405400A (en) A system and method for a digital mass flow controller
JPH0653175B2 (ja) 流動媒体の流量調節装置およびベンチレータ
DE60139857D1 (de) Wechselstromerzeugungssystem
SE9802827D0 (sv) Ventilator
ATE123446T1 (de) Durchflusssteuerung.
JPH03190557A (ja) パルス幅変調器の最大デューティーサイクル制御装置
ATE319220T1 (de) Sättigungsdetektion und korrektur für leistungsverstärker
DE60236486D1 (de) Rückführungssystem von dem Anodestrom einer Brennstoffzelle
US4780254A (en) Method and apparatus for controlling the humidity in a closed chamber
KR100593929B1 (ko) 자동 전압 조절 기능을 갖는 스위치 모드 전원 공급장치
JPS6452386A (en) Fuel cell power generating system
JP3716443B2 (ja) スートブロワ用補助蒸気圧力制御装置
JPH09126433A (ja) 焼却炉の燃焼制御装置
JP3822300B2 (ja) ボイラ負荷配分制御装置
SU873218A1 (ru) Система дл регулировани температуры газа в проточной камере
Hsin et al. A repetitive control law designed to eliminate periodic measurements disturbances
ATE317180T1 (de) Oszillatorfrequenzsteuerung
JP2502626B2 (ja) 暖房機の制御装置
JPH06337112A (ja) ボイラの燃料発熱量補正方法
JPS6122210A (ja) 流量検出方法
DE69932442D1 (de) Regler für einen Sinuswellengenerator und Sinuswellengenerator mit einem solchen Regler