FI110065B - Anordning i ett återkopplat kontrollsystem - Google Patents

Anordning i ett återkopplat kontrollsystem Download PDF

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Publication number
FI110065B
FI110065B FI982653A FI982653A FI110065B FI 110065 B FI110065 B FI 110065B FI 982653 A FI982653 A FI 982653A FI 982653 A FI982653 A FI 982653A FI 110065 B FI110065 B FI 110065B
Authority
FI
Finland
Prior art keywords
reference signal
gas
measuring
arrangement according
value
Prior art date
Application number
FI982653A
Other languages
English (en)
Finnish (fi)
Other versions
FI982653A0 (sv
FI982653A (sv
Inventor
Antti Saerelae
Mario Loncar
Original Assignee
Instrumentarium Oyj
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 Instrumentarium Oyj filed Critical Instrumentarium Oyj
Priority to FI982653A priority Critical patent/FI110065B/sv
Publication of FI982653A0 publication Critical patent/FI982653A0/sv
Priority to US09/857,682 priority patent/US7290544B1/en
Priority to PCT/FI1999/001007 priority patent/WO2000033904A1/en
Priority to EP99959448A priority patent/EP1140264B1/en
Priority to AT99959448T priority patent/ATE308357T1/de
Priority to AU16616/00A priority patent/AU1661600A/en
Priority to DE69928122T priority patent/DE69928122T2/de
Publication of FI982653A publication Critical patent/FI982653A/sv
Application granted granted Critical
Publication of FI110065B publication Critical patent/FI110065B/sv

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Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B23/00—Testing or monitoring of control systems or parts thereof
    • G05B23/02—Electric testing or monitoring
    • G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
    • G05B23/0218—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterised by the fault detection method dealing with either existing or incipient faults
    • G05B23/0224—Process history based detection method, e.g. whereby history implies the availability of large amounts of data
    • G05B23/0227—Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions
    • G05B23/0235—Qualitative history assessment, whereby the type of data acted upon, e.g. waveforms, images or patterns, is not relevant, e.g. rule based assessment; if-then decisions based on a comparison with predetermined threshold or range, e.g. "classical methods", carried out during normal operation; threshold adaptation or choice; when or how to compare with the threshold
    • 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
    • A61M16/104—Preparation of respiratory gases or vapours specially adapted for anaesthetics
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B9/00—Safety arrangements
    • G05B9/02—Safety arrangements electric
    • 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
    • A61M2205/18—General characteristics of the apparatus with alarm
    • 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
    • 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
    • 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
    • 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

Claims (9)

1. Arrangemang i samband med ett aterkopplat reglersystem som är kopplat till en anestesimaskin, vilket omfattar en reglerbar apparat (10), en mätande apparat (7), en reglerande apparat (9) och ett användargränssnitt, 5 med vars hjälp den reglerande apparaten (9) kan styras via börvärden, varvid den mätande apparaten (7) är anordnad att i en mätpunkt mätä ett mätvärde (8), som är i ett beroendeförhallande tili den reglerbara apparatens funktion, och den reglerande apparaten (9) är anordnad att styra den reglerbara apparaten (10) pä basis av mät- och börvärdena, kännetecknat av att arran-10 gemanget omfattar don (15a, 15b, 15c), vilka är anordnade att stundtals mata en referenssignal (16) tili den mätande apparaten (7), och att den reglerande apparaten (9) är anordnad att jämföra ett mätvärde (18), vilket erhällits pä basis av referenssignalen fran den mätande apparaten (7) med det verkliga jäm-förelsevärdet (17) pä referenssignalen, och är anordnad att utföra en säker-15 hetsfunktion, när mätvärdet (18) som erhällits pä basis av referenssignalen och det verkliga jämförelsevärdet (17) väsentligen avviker frän varandra.
2. Arrangemang enligt patentkrav 1, kännetecknat av att sä-kerhetsfunktionen gär ut pä att avbryta styrningen av den reglerbara apparaten.
3. Arrangemang enligt patentkrav 1, kännetecknat av att sä- kerhetsfunktionen gär ut pä att öppna en säkerhetsventil.
4. Arrangemang enligt patentkrav 1, k ä n n e t e c k n a t av att sä-kerhetsfunktionen gär ut pä att ge en alarmsignal.
5. Arrangemang enligt patentkrav 1, kännetecknat av att den 25 reglerbara apparaten (10) omfattar en gasblandare och/eller ventilator som skall användas vid värd av en patient, att den mätande apparaten (7) är en gasmonitor och att den reglerande apparaten (9) är en separat reglerare.
6. Arrangemang enligt patentkrav 1, kännetecknat av att referenssignalen (16) är ett gassampel.
7. Arrangemang enligt patentkrav 6, kännetecknat av att donen som matar referenssignalen (16) omfattar en väljarventil ·.! (15a), vilka är anordnade att stundtals byta det tili gasmonitorn strömmande andningsgassamplet (8) tili gassamplet som används som referenssignal (16).
8. Arrangemang enligt patentkrav 6 eller 7, kännetecknat av ; ’, 35 att gassamplet är ett friskgassampel.
9. Arrangemang enligt patentkrav 7, kännetecknat av att ·’: backup-ventiler (15b, 15c) är anordnade att övervaka väljarventilens (15a) funktion.
FI982653A 1998-12-08 1998-12-08 Anordning i ett återkopplat kontrollsystem FI110065B (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FI982653A FI110065B (sv) 1998-12-08 1998-12-08 Anordning i ett återkopplat kontrollsystem
US09/857,682 US7290544B1 (en) 1998-12-08 1999-12-03 Arrangement in connection with feedback control system
PCT/FI1999/001007 WO2000033904A1 (en) 1998-12-08 1999-12-03 Arrangement in connection with feedback control system
EP99959448A EP1140264B1 (en) 1998-12-08 1999-12-03 Arrangement in connection with an anaestesia feedback control system
AT99959448T ATE308357T1 (de) 1998-12-08 1999-12-03 Arrangement in verbindung mit einem rückkopplungssteuerungssystem fuer anaesthesie
AU16616/00A AU1661600A (en) 1998-12-08 1999-12-03 Arrangement in connection with feedback control system
DE69928122T DE69928122T2 (de) 1998-12-08 1999-12-03 Rückkopplungssteuerungssystem für Anästhesie

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI982653 1998-12-08
FI982653A FI110065B (sv) 1998-12-08 1998-12-08 Anordning i ett återkopplat kontrollsystem

Publications (3)

Publication Number Publication Date
FI982653A0 FI982653A0 (sv) 1998-12-08
FI982653A FI982653A (sv) 2000-06-09
FI110065B true FI110065B (sv) 2002-11-29

Family

ID=8553067

Family Applications (1)

Application Number Title Priority Date Filing Date
FI982653A FI110065B (sv) 1998-12-08 1998-12-08 Anordning i ett återkopplat kontrollsystem

Country Status (7)

Country Link
US (1) US7290544B1 (sv)
EP (1) EP1140264B1 (sv)
AT (1) ATE308357T1 (sv)
AU (1) AU1661600A (sv)
DE (1) DE69928122T2 (sv)
FI (1) FI110065B (sv)
WO (1) WO2000033904A1 (sv)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE60327180D1 (de) * 2002-02-25 2009-05-28 Scott Lab Inc Mit einem pannensicheren modul integriertes sedierung- und analgesiesystem
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
EP1961439B1 (en) * 2007-02-23 2009-12-16 General Electric Company Inhalation anaesthesia delivery system and a method for leak detection in the inhalation anaesthesia delivery system
EP1974762A1 (en) * 2007-03-29 2008-10-01 General Electric Company Anaesthesia machine arrangement and a method in connection with an anaesthesia machine arrangement
EP1974763B1 (en) * 2007-03-29 2009-12-09 General Electric Company Anaesthesia machine arrangement
WO2009062550A1 (en) * 2007-11-14 2009-05-22 Maquet Critical Care Ab Anesthetic breathing apparatus having improved monitoring of anesthetic agent
DE102008022761B4 (de) * 2008-05-08 2015-11-05 Drägerwerk AG & Co. KGaA Vorrichtung zur Gewinnung und Untersuchung von Atemgasproben
US8302602B2 (en) 2008-09-30 2012-11-06 Nellcor Puritan Bennett Llc Breathing assistance system with multiple pressure sensors
US9186075B2 (en) 2009-03-24 2015-11-17 Covidien Lp Indicating the accuracy of a physiological parameter
US8418692B2 (en) 2009-12-04 2013-04-16 Covidien Lp Ventilation system with removable primary display
US8482415B2 (en) 2009-12-04 2013-07-09 Covidien Lp Interactive multilevel alarm
US8491491B2 (en) * 2010-03-02 2013-07-23 Data Sciences International, Inc. Respiration measurements and dosimetry control in inhalation testing systems
US8539949B2 (en) 2010-04-27 2013-09-24 Covidien Lp Ventilation system with a two-point perspective view
US8453643B2 (en) 2010-04-27 2013-06-04 Covidien Lp Ventilation system with system status display for configuration and program information
US8511306B2 (en) 2010-04-27 2013-08-20 Covidien Lp Ventilation system with system status display for maintenance and service information
USD645158S1 (en) 2010-04-27 2011-09-13 Nellcor Purtian Bennett LLC System status display
US20130211207A1 (en) * 2011-09-09 2013-08-15 Sony Corporation Method and system for monitoring respiratory gases during anesthesia
US9254368B2 (en) 2011-12-02 2016-02-09 Drägerwerk AG & Co. KGaA Oxygen regulation with at least two SPO2 monitors and automatic recognition of a signal having a higher rating
US8844526B2 (en) 2012-03-30 2014-09-30 Covidien Lp Methods and systems for triggering with unknown base flow
EP2934645B1 (en) 2012-12-22 2019-08-21 DMF Medical Incorporated An anesthetic circuit having a hollow fiber membrane
CN103893868B (zh) * 2012-12-27 2016-03-02 北京谊安医疗系统股份有限公司 一种呼吸机串行接口扩展装置
US9492629B2 (en) 2013-02-14 2016-11-15 Covidien Lp Methods and systems for ventilation with unknown exhalation flow and exhalation pressure
US9981096B2 (en) 2013-03-13 2018-05-29 Covidien Lp Methods and systems for triggering with unknown inspiratory flow
US9925346B2 (en) 2015-01-20 2018-03-27 Covidien Lp Systems and methods for ventilation with unknown exhalation flow
USD775345S1 (en) 2015-04-10 2016-12-27 Covidien Lp Ventilator console
CN107670153B (zh) * 2017-10-23 2020-11-24 天津怡和嘉业医疗科技有限公司 呼吸机运行参数的处理方法及呼吸机
CN109498953A (zh) * 2018-12-14 2019-03-22 单晓辉 一种多功能临床麻醉科用辅助麻醉装置

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1294808A (en) 1971-08-19 1972-11-01 Philips Electronic Associated Temperature-controlled gas humidifier for a medical ventilator
US4366821A (en) * 1980-09-15 1983-01-04 Marie C. Kercheval Breath monitor device
US4502490A (en) 1980-10-28 1985-03-05 Antec Systems Limited Patient monitoring equipment, probe for use therewith, and method of measuring anesthesia based on oesophagal contractions
DE3378999D1 (en) * 1982-07-30 1989-02-23 Ronald Dunbar Rae Fluid flow regulator
SE8601351D0 (sv) * 1986-03-24 1986-03-24 Nilsson Sven Erik Styrd administration av fysiologiskt aktiva emnen
US4706664A (en) 1986-04-11 1987-11-17 Puritan-Bennett Corporation Inspiration oxygen saver
US4897184A (en) * 1986-10-31 1990-01-30 Cobe Laboratories, Inc. Fluid flow apparatus control and monitoring
US5522382A (en) * 1987-06-26 1996-06-04 Rescare Limited Device and method for treating obstructed breathing having a delay/ramp feature
US5199424A (en) * 1987-06-26 1993-04-06 Sullivan Colin E Device for monitoring breathing during sleep and control of CPAP treatment that is patient controlled
US4986268A (en) * 1988-04-06 1991-01-22 Tehrani Fleur T Method and apparatus for controlling an artificial respirator
US4972842A (en) * 1988-06-09 1990-11-27 Vital Signals, Inc. Method and apparatus for precision monitoring of infants on assisted ventilation
US5072737A (en) * 1989-04-12 1991-12-17 Puritan-Bennett Corporation Method and apparatus for metabolic monitoring
US5094235A (en) * 1989-05-10 1992-03-10 Dragerwerk Aktiengesellschaft Anesthesia ventilating apparatus having a breathing circuit and control loops for anesthetic gas components
US5057822A (en) * 1990-09-07 1991-10-15 Puritan-Bennett Corporation Medical gas alarm system
US5320093A (en) * 1990-12-21 1994-06-14 Brigham And Women's Hospital Rapid anesthesia emergence system using closed-loop PCO2 control
SE467996B (sv) 1991-01-25 1992-10-19 Siemens Elema Ab Anordning foer tillfoersel av en andningsgas och minst ett anestesimedel
US5365922A (en) * 1991-03-19 1994-11-22 Brigham And Women's Hospital, Inc. Closed-loop non-invasive oxygen saturation control system
US5320092A (en) * 1991-08-05 1994-06-14 Ryder Steven L Fluid delivery apparatus with alarm
US5363842A (en) * 1991-12-20 1994-11-15 Circadian, Inc. Intelligent inhaler providing feedback to both patient and medical professional
US5331995A (en) * 1992-07-17 1994-07-26 Bear Medical Systems, Inc. Flow control system for medical ventilator
US5558083A (en) * 1993-11-22 1996-09-24 Ohmeda Inc. Nitric oxide delivery system
SE503155C2 (sv) 1994-07-28 1996-04-01 Comasec International Sa Sätt och anordning för funktionskontroll vid andningsapparat
US5590651A (en) * 1995-01-17 1997-01-07 Temple University - Of The Commonwealth System Of Higher Education Breathable liquid elimination analysis
SE9500175L (sv) * 1995-01-19 1996-07-20 Siemens Elema Ab Förfarande och anordning för att identifiera minst ett narkosmedel i en narkosutrustning
US5626131A (en) * 1995-06-07 1997-05-06 Salter Labs Method for intermittent gas-insufflation
SE9502543D0 (sv) * 1995-07-10 1995-07-10 Lachmann Burkhardt Artificial ventilation system
US6463930B2 (en) * 1995-12-08 2002-10-15 James W. Biondi System for automatically weaning a patient from a ventilator, and method thereof
US6158432A (en) * 1995-12-08 2000-12-12 Cardiopulmonary Corporation Ventilator control system and method
US5931160A (en) * 1995-12-08 1999-08-03 Cardiopulmonary Corporation Ventilator control system and method
US5732694A (en) 1996-12-13 1998-03-31 Ohmeda Inc. System for correcting NO2 monitor
US5806513A (en) 1996-10-11 1998-09-15 Ohmeda Inc. Method and apparatus for controlling a medical anesthesia delivery system
US5865174A (en) * 1996-10-29 1999-02-02 The Scott Fetzer Company Supplemental oxygen delivery apparatus and method
DE59813457D1 (de) 1997-01-17 2006-05-11 Ino Therapeutics Gmbh Brunn Am Gesteuertes gasversorgungssystem
US6131571A (en) * 1997-04-30 2000-10-17 University Of Florida Ventilation apparatus and anesthesia delivery system
EP0968735A1 (en) 1998-07-02 2000-01-05 Instrumentarium Oy Ventilator for intensified breathing and valve
FI982652A (sv) * 1998-12-08 2000-06-09 Instrumentarium Oyj Anordning i en anläggning som sköter en patient

Also Published As

Publication number Publication date
FI982653A0 (sv) 1998-12-08
EP1140264A1 (en) 2001-10-10
EP1140264B1 (en) 2005-11-02
DE69928122D1 (de) 2005-12-08
US7290544B1 (en) 2007-11-06
ATE308357T1 (de) 2005-11-15
AU1661600A (en) 2000-06-26
FI982653A (sv) 2000-06-09
DE69928122T2 (de) 2006-06-22
WO2000033904A1 (en) 2000-06-15

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