CA2771023A1 - Inhalers - Google Patents

Inhalers Download PDF

Info

Publication number
CA2771023A1
CA2771023A1 CA2771023A CA2771023A CA2771023A1 CA 2771023 A1 CA2771023 A1 CA 2771023A1 CA 2771023 A CA2771023 A CA 2771023A CA 2771023 A CA2771023 A CA 2771023A CA 2771023 A1 CA2771023 A1 CA 2771023A1
Authority
CA
Canada
Prior art keywords
chamber
inhaler
cyclone
flow
disrupter
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.)
Abandoned
Application number
CA2771023A
Other languages
English (en)
French (fr)
Inventor
Rachel Striebig
Peter Hodson
David Stuart Harris
David Greenleaf
Marek Myszko
Amanda Jane Fuller
Matthew Allen
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.)
Cambridge Consultants Ltd
Original Assignee
Cambridge Consultants Ltd
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 Cambridge Consultants Ltd filed Critical Cambridge Consultants Ltd
Publication of CA2771023A1 publication Critical patent/CA2771023A1/en
Abandoned 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
    • A61M15/00—Inhalators
    • 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
    • A61M11/00—Sprayers or atomisers specially adapted for therapeutic purposes
    • A61M11/001—Particle size control
    • A61M11/002—Particle size control by flow deviation causing inertial separation of transported particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00—Apparatus in which the axial direction of the vortex is reversed
    • B04C5/08—Vortex chamber constructions
    • B04C5/103—Bodies or members, e.g. bulkheads, guides, in the vortex chamber
    • 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
    • A61M15/00—Inhalators
    • A61M15/0028—Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up
    • A61M15/0045—Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up using multiple prepacked dosages on a same carrier, e.g. blisters
    • 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
    • A61M2202/00—Special media to be introduced, removed or treated
    • A61M2202/06—Solids
    • A61M2202/064—Powder
    • 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
    • A61M2206/00—Characteristics of a physical parameter; associated device therefor
    • A61M2206/10—Flow characteristics
    • A61M2206/16—Rotating swirling helical flow, e.g. by tangential inflows

Landscapes

  • Health & Medical Sciences (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)
  • Bioinformatics & Cheminformatics (AREA)
  • Pulmonology (AREA)
  • Cyclones (AREA)
CA2771023A 2009-08-24 2010-08-24 Inhalers Abandoned CA2771023A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0914738.0 2009-08-24
GBGB0914738.0A GB0914738D0 (en) 2009-08-24 2009-08-24 Inhalers
PCT/GB2010/001598 WO2011023947A1 (en) 2009-08-24 2010-08-24 Inhalers

Publications (1)

Publication Number Publication Date
CA2771023A1 true CA2771023A1 (en) 2011-03-03

Family

ID=41171811

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2771023A Abandoned CA2771023A1 (en) 2009-08-24 2010-08-24 Inhalers

Country Status (8)

Country Link
US (1) US20120199121A1 (enExample)
EP (1) EP2470307A1 (enExample)
JP (1) JP2013502293A (enExample)
CN (1) CN102548663A (enExample)
CA (1) CA2771023A1 (enExample)
GB (1) GB0914738D0 (enExample)
IN (1) IN2012DN01546A (enExample)
WO (1) WO2011023947A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB0919465D0 (en) * 2009-11-06 2009-12-23 Norton Healthcare Ltd Airflow adaptor for a breath-actuated dry powder inhaler
EP3041555A4 (en) 2013-09-04 2017-03-08 3M Innovative Properties Company Dry-powder inhaler and method
CN105999486B (zh) * 2015-03-21 2018-11-09 深圳百美酶生物医药科技有限公司 手动干粉吸入器及其在肺癌治疗中的应用
DE102017006763A1 (de) * 2017-07-18 2019-01-24 Klaus Dieter Beller Einzeldosis-Pulverinhalator

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1331924A (fr) * 1961-11-17 1963-07-12 Perfectionnements aux sélecteurs destinés à la séparation et au classement des particules solides tenues en suspension dans un fluide gazeux
GB1478138A (en) * 1973-07-18 1977-06-29 Beecham Group Ltd Device for the administration of powders
US4305825A (en) * 1980-08-20 1981-12-15 Laval Claude C Reaction member for a fluid separating device
AT384552B (de) * 1985-08-01 1987-12-10 Hurka Wilhelm Inhalationsgeraet zur dosierung und verteilung von festkoerpern in die atemluft
CA2112674C (en) * 1991-07-02 2005-10-04 John S. Patton Method and device for delivering aerosolized medicaments
SE9302550D0 (sv) * 1993-07-30 1993-07-30 Ernst Hoerlin Powder inhaler
GB9626263D0 (en) * 1996-12-18 1997-02-05 Innovata Biomed Ltd Powder inhaler
DE10030705A1 (de) * 2000-06-23 2002-01-03 Hosokawa Micron Gmbh Zyklonsichter mit zentralen Einbau
GB0427028D0 (en) * 2004-12-09 2005-01-12 Cambridge Consultants Dry powder inhalers
GB0611656D0 (en) * 2006-06-13 2006-07-19 Cambridge Consultants Dry powder inhalers
FR2910354A1 (fr) * 2006-12-22 2008-06-27 Total France Sa Appareil pour la separation de particules solides de matieres gazeuses et son utilisation.

Also Published As

Publication number Publication date
CN102548663A (zh) 2012-07-04
GB0914738D0 (en) 2009-09-30
IN2012DN01546A (enExample) 2015-06-05
JP2013502293A (ja) 2013-01-24
US20120199121A1 (en) 2012-08-09
WO2011023947A1 (en) 2011-03-03
EP2470307A1 (en) 2012-07-04

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Legal Events

Date Code Title Description
FZDE Discontinued

Effective date: 20150825