A - Human Necessities – 61 – M
Patent
A - Human Necessities
61
M
A61M 15/00 (2006.01) A61M 16/20 (2006.01)
Patent
CA 2146873
A valve for use in connection with aerosol spacers to be mounted on a metered dose inhaler, characterized in that the valve comprises a frame portion (1) one end of which can be attached to the chamber portion of known aerosol spacers and its other end constitutes a mouthpiece having an air outlet aperture (4) for expiratory air and an air inlet aperture (6) for the air to be in- haled via the inhaler chamber, and a flap (3) which is to be fitted inside the mouthpiece and slides freely in the direction of the longitudinal axis of the mouthpiece so that, upon inhalation, it will open the air inlet aperture (6) and close the air outlet aperture (4) and, upon exhalation, it will close the air outlet aperture (4), and upon exhalation, it will open the air outlet aperture (4) and close the air inlet aperture (6).
Kaplas Tapio Antti
Vidgren Mika Tapio
Orion-Yhtyma Oy
Robic
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