Device For Specific Inhalation Challenge, Method Of Use And Improved Generator Of Particles

Abstract

The present invention relates to a device for specific inhalation challenges, especially bronchical provocation tests, including a compressed air supply, a particle generator an exposure room, an orofacial mask, a gas-aerosol photometer, a manometer, a valve and a suction pump. The invention also relates to a method of using the device and to an improved particle generator.


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Document History
  • Publication: Jun 14, 1994
  • Application: Nov 8, 1991
    US US 78953191 A
  • Priority: Nov 8, 1991
    US US 78953191 A
  • Priority: May 31, 1989
    CA CA 601235 A
  • Priority: May 31, 1989
    US US 35984189 A

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