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WO2011058470A1 - Procédé et dispositif pour la clairance des voies respiratoires - Google Patents

Procédé et dispositif pour la clairance des voies respiratoires Download PDF

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Publication number
WO2011058470A1
WO2011058470A1 PCT/IB2010/054831 IB2010054831W WO2011058470A1 WO 2011058470 A1 WO2011058470 A1 WO 2011058470A1 IB 2010054831 W IB2010054831 W IB 2010054831W WO 2011058470 A1 WO2011058470 A1 WO 2011058470A1
Authority
WO
WIPO (PCT)
Prior art keywords
airway
vibration
velocity
unit
parameters
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.)
Ceased
Application number
PCT/IB2010/054831
Other languages
English (en)
Inventor
Maarten Leonardus Christian Brand
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.)
Koninklijke Philips NV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Publication of WO2011058470A1 publication Critical patent/WO2011058470A1/fr
Anticipated expiration legal-status Critical
Ceased 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
    • A61M16/0006—Accessories therefor, e.g. sensors, vibrators, negative pressure with means for creating vibrations in patients' airways
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H23/00—Percussion or vibration massage, e.g. using supersonic vibration; Suction-vibration massage; Massage with moving diaphragms
    • 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
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/01—Constructive details
    • A61H2201/0173—Means for preventing injuries
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/16—Physical interface with patient
    • A61H2201/1602—Physical interface with patient kind of interface, e.g. head rest, knee support or lumbar support
    • A61H2201/165—Wearable interfaces
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/50—Control means thereof
    • A61H2201/5007—Control means thereof computer controlled
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/50—Control means thereof
    • A61H2201/5058—Sensors or detectors
    • A61H2201/5071—Pressure sensors
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2201/00—Characteristics of apparatus not provided for in the preceding codes
    • A61H2201/50—Control means thereof
    • A61H2201/5058—Sensors or detectors
    • A61H2201/5079—Velocity sensors
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61H—PHYSICAL THERAPY APPARATUS, e.g. DEVICES FOR LOCATING OR STIMULATING REFLEX POINTS IN THE BODY; ARTIFICIAL RESPIRATION; MASSAGE; BATHING DEVICES FOR SPECIAL THERAPEUTIC OR HYGIENIC PURPOSES OR SPECIFIC PARTS OF THE BODY
    • A61H2205/00—Devices for specific parts of the body
    • A61H2205/08—Trunk
    • 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
    • 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
    • A61M2016/0036—Accessories therefor, e.g. sensors, vibrators, negative pressure with a flowmeter electrical in the breathing tube and used in both inspiratory and expiratory phase

Definitions

  • the invention relates to a method and a device for airway treatment, in particular, to a method and a device for airway clearance.
  • mucus For a patient with Chronic Obstructive Pulmonary Disease (COPD), Asthma, or Cystic Fibrosis (CF), an excessive volume of visco-elastic material, which is called mucus, may be built up in an airway of a lung system. Mucus hyper-secretion combined with a decreased ability of the lung system results in an increased chance of lung infection, increased risk of death, and a decreased effect of inhaled medicine.
  • COPD Chronic Obstructive Pulmonary Disease
  • Asthma Asthma
  • CF Cystic Fibrosis
  • vibration therapy is an accepted treatment for mucus retention.
  • a home-use vibration device may be used to cause a resonance in an airway for enhancing mucus expectoration, and the vibration frequency is stored in the home-use vibration device.
  • the vibration frequency for causing a resonance in an airway is influenced by lung properties of a lung system. For a patient of COPD or CF, the properties of his/her lung system change over time, thus, the vibration frequency for causing a resonance in airways of the lung system must be changed correspondingly.
  • An object of this invention is to provide an improved airway clearance device.
  • the airway clearance device comprises a vibrating unit for making an airway vibrate so as to cause an oscillating airflow in the airway, based on a set of vibration parameters, and comprises a monitoring unit for monitoring the validity of the set of vibration parameters.
  • the monitoring unit comprises a detecting unit for detecting the velocity of the oscillating airflow in the airway, a determining unit for determining that the velocity is not in a pre-defined velocity range, and a generating unit for generating an indication signal to indicate that the set of vibration parameters is invalid.
  • the advantage is that the airway clearance device of the invention can automatically indicate the validity of the vibration parameters used for causing vibration of an airway.
  • the vibrating unit is further intended to cause a vibration pressure in the airway
  • the detecting unit is also intended to divide the velocity by the vibration pressure.
  • the invention also provides a monitoring unit for monitoring the validity of a set of vibration parameters.
  • the monitoring unit is used for monitoring the validity of a set of vibration parameters.
  • the set of vibration parameters is used for causing vibration of an airway so as to cause an oscillating airflow in the airway.
  • the monitoring unit comprises a detecting unit for detecting the velocity of the oscillating airflow in the airway, a determining unit for determining that the velocity is not in a pre-defined velocity range, and a generating unit for generating an indication signal to indicate that the set of vibration parameters is invalid.
  • the advantage is that the monitoring unit can accurately monitor the validity of the set of vibration frequencies.
  • the set of vibrating parameters is also used to cause a vibration pressure in the airway, and the detecting unit is also used to divide the velocity by the vibration pressure.
  • the advantage is that the monitoring unit of the invention can more accurately indicate the validity of the vibration parameters used for causing automatic vibration of an airway.
  • the invention also provides a method corresponding to the airway clearance device and a method corresponding to the monitoring unit.
  • the invention further provides a computer program used in the method corresponding to the monitoring unit.
  • Fig. 1 schematically shows an airway clearance device in accordance with an embodiment of the invention
  • FIG. 2 schematically shows a monitoring unit for monitoring the validity of a set of vibration parameters in accordance with an embodiment of the invention
  • FIG. 3 is a flowchart illustrating a method of airway clearance in accordance with an embodiment of the invention
  • Fig. 4 is a flowchart illustrating a method of monitoring the validity of a set of vibration parameters in accordance with an embodiment of the invention.
  • Fig. 1 schematically shows an airway clearance device in accordance with an embodiment of the invention.
  • the device 1 comprises a vibrating unit 10 for causing vibration of an airway of a lung system so as to cause an oscillating airflow in the airway, based on a set of vibration parameters, and comprises a monitoring unit 20 for monitoring the validity of the set of vibration parameters.
  • the lung system is from a human body or an animal body.
  • the set of vibration parameters may comprise a vibration frequency and a vibration amplitude.
  • the vibrating unit 10 starts to set the airway into vibration according to a start request (shown as SR. in Fig. 1) from a user.
  • the user may push a button, press a keyboard, or write on a touch screen to input the start request.
  • the vibrating unit 10 can be a flutter device for causing vibration of the airway through the mouth.
  • the vibrating unit 10 can be a High Frequency Chest Wall Oscillations (HFCWO) vest for causing vibration of the airway through the chest.
  • HFCWO High Frequency Chest Wall Oscillations
  • Fig. 2 schematically shows a monitoring unit for monitoring the validity of a set of vibration parameters in accordance with an embodiment of the invention.
  • the monitoring unit 20 is used for monitoring the validity of the set of vibration parameters.
  • the set of vibration parameters is used by the vibrating unit 10 to cause vibration of the airway for causing the oscillating airflow in the airway.
  • the monitoring unit 20 comprises a detecting unit 21 for detecting a velocity of the oscillating airflow (shown as AF in Fig. 2) in the airway, a determining unit 22 for determining that the velocity is not in a pre-defined velocity range, and a generating unit 23 for generating an indication signal (shown as IS in Fig. 1 and Fig. 2) to indicate that the set of vibration parameters is invalid.
  • a detecting unit 21 for detecting a velocity of the oscillating airflow (shown as AF in Fig. 2) in the airway
  • a determining unit 22 for determining that the velocity is not in a pre-defined velocity range
  • a generating unit 23 for generating an indication signal (shown as IS in Fig. 1 and Fig. 2) to indicate that the set of vibration parameters is invalid.
  • the vibrating unit 10 is intended to cause a vibration pressure in the airway, based on the set of vibration parameters, and the detecting unit 21 may be also intended to detect the vibration pressure.
  • the velocity of the oscillating airflow can be a
  • the detecting unit may be further used to divide the velocity of the oscillating airflow by the vibration pressure.
  • the pre-defined velocity range may be established based on an unprocessed/raw velocity or a velocity divided by the vibration pressure.
  • the device 1 further comprises a database (not shown in Fig. 1 and Fig. 2) for storing the set of vibration parameters and the pre-defined velocity range.
  • the database may be integrated in the vibrating unit 10 or the monitoring unit 20. Alternatively, the database may be integrated neither in the vibrating unit 10 nor in the monitoring unit 20.
  • the indication signal also indicates to update the set of vibration parameters and the pre-defined velocity range.
  • the set of vibration parameters and the pre-defined velocity range of the database are intended to be updated through an inputting unit (not shown in Fig. 1 and Fig. 2).
  • the inputting unit can be a Universal Serial Bus connector, a touch screen, a keyboard etc.
  • the indication signal can be a light, a voice, one or more words for indicating to a user that the set of vibration parameters and the pre-defined velocity range should be updated from a testing machine
  • the testing machine may be placed in a hospital, and controlled by a doctor to test lung properties of the lung system and generate the updated vibration parameters and the updated pre-defined velocity range.
  • the inputting unit may be integrated in the vibrating unit 10 or the monitoring unit 20. Alternatively, the inputting unit may be integrated neither in the vibrating unit 10 nor in the monitoring unit 20.
  • the device 1 may comprise a receiving unit and a transmitting unit (not shown in Fig.l and Fig. 2).
  • the indication signal may be a wireless signal
  • the transmitting unit is intended to transmit the indication signal and the velocity to a server
  • the receiving unit is intended to receive an updated set of vibration parameters and an updated predefined velocity range from the server.
  • the server may be the testing machine (as mentioned in the previous example) for testing lung properties of the lung system based on the velocity, and for generating the updated vibration parameters and the updated pre-defined velocity range.
  • the receiving unit and the transmitting unit may be integrated in the vibrating unit 10 or the monitoring unit 20. Alternatively, the receiving unit and the transmitting unit may be integrated neither in the vibrating unit 10 nor in the monitoring unit 20.
  • Fig. 3 is a flowchart illustrating a method of airway clearance in accordance with an embodiment of the invention. The method comprises the steps of:
  • Fig. 4 is a flowchart illustrating a method of monitoring the validity of a set of vibration parameters in accordance with an embodiment of the invention.
  • the set of vibration parameters is used for causing vibration of the airway so as to cause the oscillating airflow in the airway.
  • the method of monitoring comprises the steps of:
  • the indication signal also indicates to update the set of vibration parameters and the pre-defined velocity range.
  • the vibrating step 30 is intended to cause a vibration pressure in the airway, based on the set of vibration parameters, and the detecting step 41 may be also intended to detect the vibration pressure.
  • the velocity of the oscillating airflow can be a
  • detecting step 41 may be further used to divide the velocity of the oscillating airflow by the vibration pressure.
  • the computer program is used in the method of monitoring the validity of a set of vibration parameters.
  • the set of vibration parameters is used for causing vibration of an airway so as to cause an oscillating airflow in the airway.
  • the method comprises the steps of:

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  • Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Biomedical Technology (AREA)
  • Pulmonology (AREA)
  • Anesthesiology (AREA)
  • Engineering & Computer Science (AREA)
  • Emergency Medicine (AREA)
  • Epidemiology (AREA)
  • Pain & Pain Management (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Rehabilitation Therapy (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)

Abstract

L'invention concerne un dispositif de clairance des voies respiratoires. Le dispositif de clairance des voies respiratoires comprend une unité de vibration (10) pour faire vibrer une voie respiratoire de manière à générer un flux d'air oscillant dans la voie respiratoire, sur la base d'un ensemble de paramètres de vibration, et comprend une unité de surveillance (20) pour surveiller la validité de l'ensemble de paramètres de vibration. L'unité de surveillance (20) comprend : - une unité de détection (21) pour détecter la vitesse du flux d'air oscillant dans la voie respiratoire, - une unité de détermination (22) pour déterminer que la vitesse n'est pas dans une plage de vitesse prédéfinie, et - une unité de génération (23) pour générer un signal d'indication pour indiquer que l'ensemble de paramètres de vibration n'est pas valide.
PCT/IB2010/054831 2009-11-13 2010-10-26 Procédé et dispositif pour la clairance des voies respiratoires Ceased WO2011058470A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN200910222040 2009-11-13
CN200910222040.X 2009-11-13

Publications (1)

Publication Number Publication Date
WO2011058470A1 true WO2011058470A1 (fr) 2011-05-19

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Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8327849B2 (en) 2008-10-28 2012-12-11 Trudell Medical International Oscillating positive expiratory pressure device
WO2013068918A1 (fr) * 2011-11-07 2013-05-16 Koninklijke Philips Electronics N.V. Systèmes et méthodes de ventilation à percussion intra-pulmonaire intégrés dans un ventilateur
US8485179B1 (en) 2009-02-23 2013-07-16 Trudell Medical International Oscillating positive expiratory pressure device
CN103271813A (zh) * 2013-02-04 2013-09-04 赵智博 安全排痰方法及装置
USD731050S1 (en) 2011-06-06 2015-06-02 Trudell Medical International Oscillating positive expiratory pressure device
US9149589B2 (en) 2009-02-23 2015-10-06 Trudell Medical International Method and device for performing orientation dependent oscillating positive expiratory pressure therapy
US9517315B2 (en) 2012-11-30 2016-12-13 Trudell Medical International Oscillating positive expiratory pressure device
USD778429S1 (en) 2015-09-02 2017-02-07 Trudell Medical International Respiratory treatment device
USD780906S1 (en) 2015-09-02 2017-03-07 Trudell Medical International Respiratory treatment device
US9636473B2 (en) 2008-05-27 2017-05-02 Trudell Medical International Oscillating positive respiratory pressure device
US9849257B2 (en) 2013-08-22 2017-12-26 Trudell Medical International Oscillating positive respiratory pressure device
US10004872B1 (en) 2015-03-06 2018-06-26 D R Burton Healthcare, Llc Positive expiratory pressure device having an oscillating valve
US10272224B2 (en) 2013-07-12 2019-04-30 Trudell Medical International Huff cough simulation device
US10363383B2 (en) 2014-02-07 2019-07-30 Trudell Medical International Pressure indicator for an oscillating positive expiratory pressure device
US10449324B2 (en) 2015-07-30 2019-10-22 Trudell Medical International Combined respiratory muscle training and oscillating positive expiratory pressure device
US10667748B2 (en) 2014-10-31 2020-06-02 Koninklijke Philips N.V. Controlling pressure during enhanced cough flow
US10857317B2 (en) 2015-12-04 2020-12-08 Trudell Medical International Huff cough simulation device
US10881817B2 (en) 2014-12-26 2021-01-05 Koninklijke Philips N.V. Secretion loosening and cough segmenting therapy
US10953278B2 (en) 2018-02-02 2021-03-23 Trudell Medical International Oscillating positive expiratory pressure device
US11559723B2 (en) 2017-05-03 2023-01-24 Trudell Medical International Combined oscillating positive expiratory pressure therapy and Huff Cough simulation device

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US4977889A (en) * 1989-10-12 1990-12-18 Regents Of The University Of Minnesota Fitting and tuning chest compression device
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US20070113843A1 (en) * 2005-11-23 2007-05-24 Hughes Arthur R Acoustic respiratory therapy apparatus
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US9808588B1 (en) 2008-05-27 2017-11-07 Trudell Medical International Oscillating positive respiratory pressure device
US9636473B2 (en) 2008-05-27 2017-05-02 Trudell Medical International Oscillating positive respiratory pressure device
US10668235B2 (en) 2008-05-27 2020-06-02 Trudell Medical International Oscillating positive respiratory pressure device
US10668238B2 (en) 2008-10-28 2020-06-02 Trudell Medical International Oscillating positive expiratory pressure device
US8327849B2 (en) 2008-10-28 2012-12-11 Trudell Medical International Oscillating positive expiratory pressure device
US9737677B2 (en) 2008-10-28 2017-08-22 Trudell Medical International Oscillating positive expiratory pressure device
US8985111B2 (en) 2008-10-28 2015-03-24 Trudell Medical International Oscillating positive expiratory pressure device
US9913955B2 (en) 2008-10-28 2018-03-13 Trudell Medical International Oscillating positive expiratory pressure device
US11865254B2 (en) 2008-10-28 2024-01-09 Trudell Medical International Oscillating positive expiratory pressure device
US10729863B2 (en) 2009-02-23 2020-08-04 Trudell Medical International Method and device for performing orientation dependent oscillating positive expiratory pressure therapy
US9220855B2 (en) 2009-02-23 2015-12-29 Trudell Medical International Oscillating positive expiratory pressure device
US11547819B2 (en) 2009-02-23 2023-01-10 Trudell Medical International Device for performing orientation dependent aerosol therapy
US9149589B2 (en) 2009-02-23 2015-10-06 Trudell Medical International Method and device for performing orientation dependent oscillating positive expiratory pressure therapy
US9950128B2 (en) 2009-02-23 2018-04-24 Trudell Medical International Oscillating positive expiratory pressure device
US10722668B2 (en) 2009-02-23 2020-07-28 Trudell Medical International Oscillating positive expiratory pressure device
US11529480B2 (en) 2009-02-23 2022-12-20 Trudell Medical International Oscillating positive expiratory pressure device
US8485179B1 (en) 2009-02-23 2013-07-16 Trudell Medical International Oscillating positive expiratory pressure device
US10413698B2 (en) 2011-06-06 2019-09-17 Trudell Medical International Oscillating positive expiratory pressure device
USD731050S1 (en) 2011-06-06 2015-06-02 Trudell Medical International Oscillating positive expiratory pressure device
US9358417B2 (en) 2011-06-06 2016-06-07 Trudell Medical International Oscillating positive expiratory pressure device
US11738167B2 (en) 2011-06-06 2023-08-29 Trudell Medical International Oscillating positive expiratory pressure device
US12274831B2 (en) 2011-06-06 2025-04-15 Trudell Medical International Inc. Oscillating positive expiratory pressure device
US9981106B2 (en) 2011-06-06 2018-05-29 Trudell Medical International Oscillating positive expiratory pressure device
US11040167B2 (en) 2011-06-06 2021-06-22 Trudell Medical International Oscillating positive expiratory pressure device
USD776804S1 (en) 2011-06-06 2017-01-17 Trudell Medical International Oscillating positive expiratory pressure device
WO2013068918A1 (fr) * 2011-11-07 2013-05-16 Koninklijke Philips Electronics N.V. Systèmes et méthodes de ventilation à percussion intra-pulmonaire intégrés dans un ventilateur
CN104039378B (zh) * 2011-11-07 2016-04-20 皇家飞利浦有限公司 用于集成在通气机中的肺内叩击通气的系统
US9642976B2 (en) 2011-11-07 2017-05-09 Koninklijke Philips N.V. Systems and methods for intra-pulmonary percussive ventilation integrated in a ventilator
CN104039378A (zh) * 2011-11-07 2014-09-10 皇家飞利浦有限公司 用于集成在通气机中的肺内叩击通气的系统与方法
US10076616B2 (en) 2012-11-30 2018-09-18 Trudell Medical International Oscillating positive expiratory pressure device
US11951252B2 (en) 2012-11-30 2024-04-09 Trudell Medical International Oscillating positive expiratory pressure device
US10589043B2 (en) 2012-11-30 2020-03-17 Trudell Medical International Oscillating positive expiratory pressure device
US9517315B2 (en) 2012-11-30 2016-12-13 Trudell Medical International Oscillating positive expiratory pressure device
CN103271813A (zh) * 2013-02-04 2013-09-04 赵智博 安全排痰方法及装置
US10272224B2 (en) 2013-07-12 2019-04-30 Trudell Medical International Huff cough simulation device
US12138388B2 (en) 2013-08-22 2024-11-12 Trudell Medical International Inc. Oscillating positive respiratory pressure device
US10814080B2 (en) 2013-08-22 2020-10-27 Trudell Medical International Oscillating positive respiratory pressure device
US9849257B2 (en) 2013-08-22 2017-12-26 Trudell Medical International Oscillating positive respiratory pressure device
US11116923B2 (en) 2014-02-07 2021-09-14 Trudell Medical International Pressure indicator for an oscillating positive expiratory pressure device
US12194236B2 (en) 2014-02-07 2025-01-14 Trudell Medical International Inc. Pressure indicator for an oscillating positive expiratory pressure device
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