NZ718377A - Flow generator - Google Patents

Flow generator Download PDF

Info

Publication number
NZ718377A
NZ718377A NZ718377A NZ71837712A NZ718377A NZ 718377 A NZ718377 A NZ 718377A NZ 718377 A NZ718377 A NZ 718377A NZ 71837712 A NZ71837712 A NZ 71837712A NZ 718377 A NZ718377 A NZ 718377A
Authority
NZ
New Zealand
Prior art keywords
blower
inlet
air
housing
air flow
Prior art date
Application number
NZ718377A
Other languages
English (en)
Inventor
David Brent Sears
Samuel Aziz Mebasser
Peter Jeffrey Thomas
Roman Vinokur
Kevin Gene Mcculloh
Michael David Bednar
Yeu-Chuan Hsia
Karl Yutaka Iwahashi
Hiroshi Suzuki
Allan Freas Velzy
Benjamin An Shing Chao
Original Assignee
Resmed Motor Technologies Inc
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 Resmed Motor Technologies Inc filed Critical Resmed Motor Technologies Inc
Priority to NZ735666A priority Critical patent/NZ735666B2/en
Priority claimed from NZ629662A external-priority patent/NZ629662B2/en
Publication of NZ718377A publication Critical patent/NZ718377A/en

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
    • A61M16/0057—Pumps therefor
    • A61M16/0066—Blowers or centrifugal pumps
    • 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
    • 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
    • A61M16/0066—Blowers or centrifugal pumps
    • A61M16/0069—Blowers or centrifugal pumps the speed thereof being controlled by respiratory parameters, e.g. by inhalation
    • 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
    • A61M16/10—Preparation of respiratory gases or vapours
    • A61M16/105—Filters
    • A61M16/106—Filters in a path
    • A61M16/107—Filters in a path in the inspiratory path
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/403—Casings; Connections of working fluid especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/667—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps by influencing the flow pattern, e.g. suppression of turbulence
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
    • F04D29/701—Suction grids; Strainers; Dust separation; Cleaning especially adapted for elastic fluid pumps
    • 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
    • A61M16/06—Respiratory or anaesthetic masks
    • A61M16/0666—Nasal cannulas or tubing
    • 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
    • A61M16/06—Respiratory or anaesthetic masks
    • A61M16/0683—Holding devices therefor
    • 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
    • A61M16/08—Bellows; Connecting tubes ; Water traps; Patient circuits
    • A61M16/0875—Connecting 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
    • A61M2205/00—General characteristics of the apparatus
    • A61M2205/21—General characteristics of the apparatus insensitive to tilting or inclination, e.g. spill-over prevention
    • 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
    • A61M2205/42—Reducing noise
    • 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
    • A61M2205/50—General characteristics of the apparatus with microprocessors or computers
    • A61M2205/502—User interfaces, e.g. screens or keyboards
    • 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
    • A61M2205/75—General characteristics of the apparatus with filters

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Hematology (AREA)
  • Emergency Medicine (AREA)
  • Pulmonology (AREA)
  • Anesthesiology (AREA)
  • Biomedical Technology (AREA)
  • Veterinary Medicine (AREA)
  • Public Health (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Jet Pumps And Other Pumps (AREA)
NZ718377A 2012-03-06 2012-12-20 Flow generator NZ718377A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NZ735666A NZ735666B2 (en) 2012-03-06 2012-12-20 Flow generator

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201261607176P 2012-03-06 2012-03-06
NZ629662A NZ629662B2 (en) 2012-03-06 2012-12-20 Flow generator

Publications (1)

Publication Number Publication Date
NZ718377A true NZ718377A (en) 2017-11-24

Family

ID=49117179

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ718377A NZ718377A (en) 2012-03-06 2012-12-20 Flow generator

Country Status (6)

Country Link
US (4) US10092716B2 (enExample)
EP (2) EP3305355B1 (enExample)
JP (3) JP6297508B2 (enExample)
CN (4) CN112546385B (enExample)
NZ (1) NZ718377A (enExample)
WO (1) WO2013133889A1 (enExample)

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Also Published As

Publication number Publication date
EP2822626B1 (en) 2017-09-27
JP2015509427A (ja) 2015-03-30
CN112546385B (zh) 2024-10-11
NZ629662A (en) 2016-10-28
EP3305355A1 (en) 2018-04-11
CN106902429A (zh) 2017-06-30
CN104394920B (zh) 2017-03-01
US20180369521A1 (en) 2018-12-27
JP7273666B2 (ja) 2023-05-15
US12161803B2 (en) 2024-12-10
JP2020018868A (ja) 2020-02-06
WO2013133889A1 (en) 2013-09-12
CN112546385A (zh) 2021-03-26
JP6297508B2 (ja) 2018-03-20
EP2822626A1 (en) 2015-01-14
JP6633664B2 (ja) 2020-01-22
US20230099377A1 (en) 2023-03-30
CN119345556A (zh) 2025-01-24
JP2018089418A (ja) 2018-06-14
CN106902429B (zh) 2020-11-24
EP2822626A4 (en) 2015-11-11
CN104394920A (zh) 2015-03-04
NZ751683A (en) 2020-10-30
NZ735666A (en) 2019-04-26
US20250065066A1 (en) 2025-02-27
US10092716B2 (en) 2018-10-09
US20150023782A1 (en) 2015-01-22
EP3305355B1 (en) 2020-09-16

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