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Title:
薬剤吸入送出装置及びその使用方法
Document Type and Number:
Japanese Patent JP2004524077
Kind Code:
A
Abstract:
A medicament delivery device for administering a medicament to a user includes a medicament reservoir and an entrance port and an exit port each disposed adjacent the reservoir. A gas chamber disposed adjacent the entrance port. The device includes a pressurizing mechanism operable to pressurize said gas chamber to at least a prescribed pressure. A first frangible membrane extends across the entrance port and separates the reservoir from the gas chamber. A second frangible membrane extends across the exit port. When the pressurizing mechanism is attached, at least one of the first and second membranes is responsive to the prescribed pressure in the gas chamber to burst to allow gas to flow through the entrance port and the reservoir and to carry the medicament through the exit port.

Inventors:
Robert A. Connelly
Vincent Jay Sullivan
Charles Dee Shelmer
Anjana Boota Wills
Ronald Jay Pettis
Application Number:
JP2002555873A
Publication Date:
August 12, 2004
Filing Date:
January 09, 2002
Export Citation:
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Assignee:
BECTON, DICKINSON AND COMPANY
International Classes:
A61J1/06; A61J7/00; A61M11/06; A61M15/00; B05B11/06; (IPC1-7): A61M15/00; A61J7/00
Attorney, Agent or Firm:
Yoshikazu Tani
Kazuo Abe