GB1432572A - Respirators - Google Patents

Respirators

Info

Publication number
GB1432572A
GB1432572A GB1456073A GB1456073A GB1432572A GB 1432572 A GB1432572 A GB 1432572A GB 1456073 A GB1456073 A GB 1456073A GB 1456073 A GB1456073 A GB 1456073A GB 1432572 A GB1432572 A GB 1432572A
Authority
GB
United Kingdom
Prior art keywords
pressure
signal
flow
control
circuit
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB1456073A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
F Hoffmann La Roche AG
Original Assignee
F Hoffmann La Roche AG
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 F Hoffmann La Roche AG filed Critical F Hoffmann La Roche AG
Publication of GB1432572A publication Critical patent/GB1432572A/en
Expired legal-status Critical Current

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. ventilators; Tracheal tubes
    • A61M16/0003—Accessories therefor, e.g. sensors, vibrators, negative pressure
    • A61M16/0009—Accessories therefor, e.g. sensors, vibrators, negative pressure with sub-atmospheric pressure, e.g. during expiration
    • A61M16/0012—Accessories therefor, e.g. sensors, vibrators, negative pressure with sub-atmospheric pressure, e.g. during expiration by Venturi means
    • 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. ventilators; Tracheal tubes
    • A61M16/021—Devices for influencing the respiratory system of patients by gas treatment, e.g. ventilators; 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. ventilators; Tracheal tubes
    • A61M16/0057—Pumps therefor
    • A61M16/0075—Bellows-type

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Public Health (AREA)
  • Engineering & Computer Science (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Pulmonology (AREA)
  • Animal Behavior & Ethology (AREA)
  • Hematology (AREA)
  • General Health & Medical Sciences (AREA)
  • Emergency Medicine (AREA)
  • Veterinary Medicine (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Flow Control (AREA)
GB1456073A 1972-03-27 1973-03-27 Respirators Expired GB1432572A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH454972A CH549392A (de) 1972-03-27 1972-03-27 Beatmungsgeraet mit selbsttaetiger regelung des druckes und flusses des atmungsgases.

Publications (1)

Publication Number Publication Date
GB1432572A true GB1432572A (en) 1976-04-22

Family

ID=4278147

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1456073A Expired GB1432572A (en) 1972-03-27 1973-03-27 Respirators

Country Status (12)

Country Link
JP (1) JPS4913994A (enrdf_load_stackoverflow)
AU (1) AU5295773A (enrdf_load_stackoverflow)
BE (1) BE797297A (enrdf_load_stackoverflow)
CH (1) CH549392A (enrdf_load_stackoverflow)
DD (1) DD105563A5 (enrdf_load_stackoverflow)
DE (1) DE2314356A1 (enrdf_load_stackoverflow)
ES (1) ES412991A1 (enrdf_load_stackoverflow)
FR (1) FR2178057B3 (enrdf_load_stackoverflow)
GB (1) GB1432572A (enrdf_load_stackoverflow)
IL (1) IL41617A0 (enrdf_load_stackoverflow)
IT (1) IT979627B (enrdf_load_stackoverflow)
NL (1) NL7304255A (enrdf_load_stackoverflow)

Cited By (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2368945A1 (fr) * 1976-10-26 1978-05-26 Air Prod & Chem Ventilateur de volume
US4401115A (en) 1980-06-10 1983-08-30 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Respirator appliances
GB2297046A (en) * 1995-01-23 1996-07-24 Hewlett Packard Co Control of a closed-loop pneumatic system
WO1997010019A1 (en) * 1995-09-15 1997-03-20 Resmed Limited Flow estimation and compensation of flow-induced pressure swings in cpap treatment and assisted respiration
US6029665A (en) 1993-11-05 2000-02-29 Resmed Limited Determination of patency of airway
US6029660A (en) 1996-12-12 2000-02-29 Resmed Limited Substance delivery apparatus
US6091973A (en) 1995-04-11 2000-07-18 Resmed Limited Monitoring the occurrence of apneic and hypopneic arousals
US6152129A (en) 1996-08-14 2000-11-28 Resmed Limited Determination of leak and respiratory airflow
US6182657B1 (en) 1995-09-18 2001-02-06 Resmed Limited Pressure control in CPAP treatment or assisted respiration
US6213119B1 (en) 1995-10-23 2001-04-10 Resmed Limited Inspiratory duration in CPAP or assisted respiration treatment
US6237593B1 (en) 1993-12-03 2001-05-29 Resmed Limited Estimation of flow and detection of breathing CPAP treatment
US6253764B1 (en) 1996-05-08 2001-07-03 Resmed, Ltd. Control of delivery pressure in CPAP treatment or assisted respiration
US6336454B1 (en) 1997-05-16 2002-01-08 Resmed Limited Nasal ventilation as a treatment for stroke
US6397841B1 (en) 1997-06-18 2002-06-04 Resmed Limited Apparatus for supplying breathable gas
US6532957B2 (en) 1996-09-23 2003-03-18 Resmed Limited Assisted ventilation to match patient respiratory need
US6635021B1 (en) 1987-06-26 2003-10-21 Resmed Limited Method and apparatus useful in the diagnosis of obstructive sleep apnea of a patient
US7004908B2 (en) 1987-06-26 2006-02-28 Resmed Limited Method and apparatus useful in the diagnosis of obstructive sleep apnea of a patient
US7302950B2 (en) 1991-12-20 2007-12-04 Resmed Limited Patient interface for respiratory apparatus
US7320320B2 (en) 1993-11-05 2008-01-22 Resmed Limited Determination of patency of the airway
US7708015B2 (en) 2004-08-17 2010-05-04 Dräger Medical AG & Co. KG Process for the automatic recording of pressure-vs.-volume curves during artificial respiration
US10076464B2 (en) 2013-06-28 2018-09-18 Nocira, Llc External ear canal pressure regulation system
US10251790B2 (en) 2013-06-28 2019-04-09 Nocira, Llc Method for external ear canal pressure regulation to alleviate disorder symptoms
US10760566B2 (en) 2016-07-22 2020-09-01 Nocira, Llc Magnetically driven pressure generator
CN112043934A (zh) * 2016-01-28 2020-12-08 发明医疗公司 防止流生成系统中的交叉污染的系统和方法
US11246793B2 (en) 2017-02-27 2022-02-15 Nocira, Llc Ear pumps
US12178966B2 (en) 2018-06-22 2024-12-31 Nocira, Llc Systems and methods for treating neurological disorders
US12396892B2 (en) 2013-06-28 2025-08-26 Nocira, Llc External ear canal pressure regulation device

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2505670B2 (de) * 1975-02-11 1978-11-30 Draegerwerk Ag, 2400 Luebeck Beatmungssystem
NL7707259A (nl) * 1977-06-30 1979-01-03 Philips Nv Beademingstoestel.
DE3021326A1 (de) * 1980-06-06 1981-12-17 Drägerwerk AG, 2400 Lübeck Einrichtung zur messung von mindestens zwei pneumatischen lungenparametern und messverfahren hierzu
ES499506A0 (es) * 1981-02-17 1982-01-16 Medicas Manuf Mejoras introducidas en un respirador de uso clinico
US4481944A (en) * 1981-11-19 1984-11-13 Bunnell Life Systems, Inc. Apparatus and method for assisting respiration
US4448192A (en) * 1982-03-05 1984-05-15 Hewlett Packard Company Medical ventilator device parametrically controlled for patient ventilation
DE3820043C2 (de) * 1987-11-20 1999-10-28 Anton Obermayer Atemhilfegerät
DE19528113C2 (de) * 1995-08-01 2002-09-12 Univ Ludwigs Albert Beatmungseinrichtung

Cited By (54)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2368945A1 (fr) * 1976-10-26 1978-05-26 Air Prod & Chem Ventilateur de volume
US4401115A (en) 1980-06-10 1983-08-30 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Respirator appliances
US7141021B2 (en) 1987-06-26 2006-11-28 Resmed Limited Method and apparatus useful in the diagnosis of obstructive sleep apnea of a patient
US6635021B1 (en) 1987-06-26 2003-10-21 Resmed Limited Method and apparatus useful in the diagnosis of obstructive sleep apnea of a patient
US7004908B2 (en) 1987-06-26 2006-02-28 Resmed Limited Method and apparatus useful in the diagnosis of obstructive sleep apnea of a patient
US7302950B2 (en) 1991-12-20 2007-12-04 Resmed Limited Patient interface for respiratory apparatus
US7931023B2 (en) 1991-12-20 2011-04-26 Resmed Limited Patient interface assembly for CPAP respiratory apparatus
US7730886B2 (en) 1993-11-05 2010-06-08 Resmed Limited Determination of patency of the airway
US7320320B2 (en) 1993-11-05 2008-01-22 Resmed Limited Determination of patency of the airway
US8381722B2 (en) 1993-11-05 2013-02-26 Resmed Limited Distinguishing between closed and open airway apneas and treating patients accordingly
US6138675A (en) 1993-11-05 2000-10-31 Resmed Ltd. Determination of the occurrence of an apnea
US6029665A (en) 1993-11-05 2000-02-29 Resmed Limited Determination of patency of airway
US8752547B2 (en) 1993-11-05 2014-06-17 Resmed Limited Distinguishing between closed and open airway apneas and treating patients accordingly
US8360060B2 (en) 1993-11-05 2013-01-29 Resmed Limited Distinguishing between closed and open airway apneas and treating patients accordingly
US6237593B1 (en) 1993-12-03 2001-05-29 Resmed Limited Estimation of flow and detection of breathing CPAP treatment
GB2297046B (en) * 1995-01-23 1999-02-10 Hewlett Packard Co Control of a closed-loop pneumatic system
GB2297046A (en) * 1995-01-23 1996-07-24 Hewlett Packard Co Control of a closed-loop pneumatic system
US6091973A (en) 1995-04-11 2000-07-18 Resmed Limited Monitoring the occurrence of apneic and hypopneic arousals
US6363270B1 (en) 1995-04-11 2002-03-26 Resmed Limited Monitoring the occurrence of apneic and hypopneic arousals
US6332463B1 (en) 1995-09-15 2001-12-25 Resmed Limited Flow estimation and compensation of flow-induced pressure swings in CPAP treatment and assisted respiration
WO1997010019A1 (en) * 1995-09-15 1997-03-20 Resmed Limited Flow estimation and compensation of flow-induced pressure swings in cpap treatment and assisted respiration
US6526974B1 (en) 1995-09-18 2003-03-04 John William Ernest Brydon Pressure control in CPAP treatment or assisted respiration
US6182657B1 (en) 1995-09-18 2001-02-06 Resmed Limited Pressure control in CPAP treatment or assisted respiration
US6213119B1 (en) 1995-10-23 2001-04-10 Resmed Limited Inspiratory duration in CPAP or assisted respiration treatment
US6253764B1 (en) 1996-05-08 2001-07-03 Resmed, Ltd. Control of delivery pressure in CPAP treatment or assisted respiration
US6279569B1 (en) 1996-08-14 2001-08-28 Resmed Limited Determination of leak and respiratory airflow
US6152129A (en) 1996-08-14 2000-11-28 Resmed Limited Determination of leak and respiratory airflow
US9974911B2 (en) 1996-09-23 2018-05-22 Resmed Limited Method and apparatus for providing ventilatory assistance
US6688307B2 (en) 1996-09-23 2004-02-10 Resmed Limited Methods and apparatus for determining instantaneous elastic recoil and assistance pressure during ventilatory support
US6532957B2 (en) 1996-09-23 2003-03-18 Resmed Limited Assisted ventilation to match patient respiratory need
US7644713B2 (en) 1996-09-23 2010-01-12 Resmed Limited Method and apparatus for determining instantaneous leak during ventilatory assistance
US6810876B2 (en) 1996-09-23 2004-11-02 Resmed Ltd. Assisted ventilation to match patient respiratory need
US8051853B2 (en) 1996-09-23 2011-11-08 Resmed Limited Method and apparatus for providing ventilatory assistance
US7137389B2 (en) 1996-09-23 2006-11-21 Resmed Limited Method and apparatus for determining instantaneous inspired volume of a subject during ventilatory assistance
US8733351B2 (en) 1996-09-23 2014-05-27 Resmed Limited Method and apparatus for providing ventilatory assistance
US6029660A (en) 1996-12-12 2000-02-29 Resmed Limited Substance delivery apparatus
US6336454B1 (en) 1997-05-16 2002-01-08 Resmed Limited Nasal ventilation as a treatment for stroke
US6776155B2 (en) 1997-05-16 2004-08-17 Resmed Limited Nasal ventilation as a treatment for stroke
US6397841B1 (en) 1997-06-18 2002-06-04 Resmed Limited Apparatus for supplying breathable gas
US7708015B2 (en) 2004-08-17 2010-05-04 Dräger Medical AG & Co. KG Process for the automatic recording of pressure-vs.-volume curves during artificial respiration
US12102506B2 (en) 2013-06-28 2024-10-01 Nocira, Llc Method for external ear canal pressure regulation to alleviate disorder symptoms
US10076464B2 (en) 2013-06-28 2018-09-18 Nocira, Llc External ear canal pressure regulation system
US10251790B2 (en) 2013-06-28 2019-04-09 Nocira, Llc Method for external ear canal pressure regulation to alleviate disorder symptoms
US10278868B2 (en) 2013-06-28 2019-05-07 Nocira, Llc External ear canal pressure regulation system
US12396892B2 (en) 2013-06-28 2025-08-26 Nocira, Llc External ear canal pressure regulation device
US10772766B2 (en) 2013-06-28 2020-09-15 Nocira, Llc Method for external ear canal pressure regulation to alleviate disorder symptoms
US11090194B2 (en) 2013-06-28 2021-08-17 Nocira, Llc External ear canal pressure regulation device
US11096828B2 (en) 2013-06-28 2021-08-24 Nocira, Llc System for alleviating symptoms of a neurological disorder
CN112043934A (zh) * 2016-01-28 2020-12-08 发明医疗公司 防止流生成系统中的交叉污染的系统和方法
US11859606B2 (en) 2016-07-22 2024-01-02 Nocira, Llc Magnetically driven pressure generator
US10760566B2 (en) 2016-07-22 2020-09-01 Nocira, Llc Magnetically driven pressure generator
US12016816B2 (en) 2017-02-27 2024-06-25 Nocira, Llc Ear pumps
US11246793B2 (en) 2017-02-27 2022-02-15 Nocira, Llc Ear pumps
US12178966B2 (en) 2018-06-22 2024-12-31 Nocira, Llc Systems and methods for treating neurological disorders

Also Published As

Publication number Publication date
CH549392A (de) 1974-05-31
BE797297A (fr) 1973-09-26
IT979627B (it) 1974-09-30
FR2178057B3 (enrdf_load_stackoverflow) 1975-10-24
JPS4913994A (enrdf_load_stackoverflow) 1974-02-06
ES412991A1 (es) 1976-01-16
DD105563A5 (enrdf_load_stackoverflow) 1974-05-05
NL7304255A (enrdf_load_stackoverflow) 1973-10-01
AU5295773A (en) 1974-09-12
DE2314356A1 (de) 1973-10-18
FR2178057A1 (enrdf_load_stackoverflow) 1973-11-09
IL41617A0 (en) 1973-04-30

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees