CA2349714C - Aerosol-forming porous membrane with certain pore structure - Google Patents

Aerosol-forming porous membrane with certain pore structure Download PDF

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Publication number
CA2349714C
CA2349714C CA002349714A CA2349714A CA2349714C CA 2349714 C CA2349714 C CA 2349714C CA 002349714 A CA002349714 A CA 002349714A CA 2349714 A CA2349714 A CA 2349714A CA 2349714 C CA2349714 C CA 2349714C
Authority
CA
Canada
Prior art keywords
nozzle
pores
formulation
microns
membrane
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 - Fee Related
Application number
CA002349714A
Other languages
English (en)
French (fr)
Other versions
CA2349714A1 (en
Inventor
Igor Gonda
Jeffrey A. Schuster
Rajesh S. Patel
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.)
Aradigm Corp
Original Assignee
Aradigm Corp
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 Aradigm Corp filed Critical Aradigm Corp
Publication of CA2349714A1 publication Critical patent/CA2349714A1/en
Application granted granted Critical
Publication of CA2349714C publication Critical patent/CA2349714C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M15/00Inhalators
    • A61M15/0028Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up
    • A61M15/0045Inhalators 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
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M15/00Inhalators
    • A61M15/0028Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up
    • A61M15/003Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up using capsules, e.g. to be perforated or broken-up
    • A61M15/0043Non-destructive separation of the package, e.g. peeling
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M15/00Inhalators
    • A61M15/0028Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up
    • A61M15/0045Inhalators 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
    • A61M15/0046Inhalators 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 characterized by the type of carrier
    • A61M15/0051Inhalators 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 characterized by the type of carrier the dosages being arranged on a tape, e.g. strips
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M15/00Inhalators
    • A61M15/0028Inhalators using prepacked dosages, one for each application, e.g. capsules to be perforated or broken-up
    • A61M15/0045Inhalators 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
    • A61M15/0053Inhalators 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 characterized by the type or way of disposal
    • A61M15/0055Inhalators 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 characterized by the type or way of disposal the used dosages being coiled
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES 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
    • A61M11/00Sprayers or atomisers specially adapted for therapeutic purposes
    • A61M11/001Particle size control
    • A61M11/002Particle size control by flow deviation causing inertial separation of transported particles

Landscapes

  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Pulmonology (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)
  • Medicinal Preparation (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medical Preparation Storing Or Oral Administration Devices (AREA)
  • Nozzles (AREA)
CA002349714A 1998-11-16 1999-11-09 Aerosol-forming porous membrane with certain pore structure Expired - Fee Related CA2349714C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/192,833 US6070575A (en) 1998-11-16 1998-11-16 Aerosol-forming porous membrane with certain pore structure
US09/192,833 1998-11-16
PCT/US1999/026424 WO2000029053A1 (en) 1998-11-16 1999-11-09 Aerosol-forming porous membrane with certain pore structure

Publications (2)

Publication Number Publication Date
CA2349714A1 CA2349714A1 (en) 2000-05-25
CA2349714C true CA2349714C (en) 2007-06-12

Family

ID=22711215

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002349714A Expired - Fee Related CA2349714C (en) 1998-11-16 1999-11-09 Aerosol-forming porous membrane with certain pore structure

Country Status (8)

Country Link
US (3) US6070575A (enExample)
EP (1) EP1131120B1 (enExample)
JP (1) JP2002529205A (enExample)
AU (1) AU758818B2 (enExample)
CA (1) CA2349714C (enExample)
DE (1) DE69934819T2 (enExample)
MX (1) MXPA01004915A (enExample)
WO (1) WO2000029053A1 (enExample)

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US6543442B2 (en) 2003-04-08
DE69934819T2 (de) 2007-10-31
US20010010224A1 (en) 2001-08-02
WO2000029053A1 (en) 2000-05-25
CA2349714A1 (en) 2000-05-25
US6230706B1 (en) 2001-05-15
MXPA01004915A (es) 2003-03-10
DE69934819D1 (de) 2007-02-22
AU758818B2 (en) 2003-04-03
EP1131120A1 (en) 2001-09-12
JP2002529205A (ja) 2002-09-10
EP1131120B1 (en) 2007-01-10
EP1131120A4 (en) 2004-07-14
AU1472900A (en) 2000-06-05
US6070575A (en) 2000-06-06

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