Fluid dispenser device

Details Fluid dispenser device Fluid dispenser device

2008-02-07

2011-12-06

Douglas, Steven (Department: 3771)

Surgery

Respiratory method or device

Means for mixing treating agent with respiratory gas

C128S205210

Reexamination Certificate

active

08069850

ABSTRACT:
A fluid dispenser device including at least one individual reservoir (21) containing a single dose of fluid, such as powder, opening means (40) being provided for opening an individual reservoir (21) each time the device is actuated, the device including a dispenser chamber (70) for receiving the dose of fluid contained in a reservoir (21) after said reservoir has been opened, an inhalation endpiece (15), and an inhalation trigger system that comprises a deformable air-chamber (61) that co-operates with said dispenser chamber (70), said dispenser chamber being displaceable between a rest position and an inhalation position, such that during inhalation through said inhalation endpiece (15), said air chamber (61) is deformed, thereby displacing said dispenser chamber from said rest position to said inhalation position.

REFERENCES:
patent: 6427688 (2002-08-01), Ligotke et al.
patent: 6880555 (2005-04-01), Brunnberg et al.
patent: 7275537 (2007-10-01), Nelson et al.
patent: 7322354 (2008-01-01), Young et al.
patent: 7779839 (2010-08-01), Pocock et al.
patent: 7878196 (2011-02-01), Pocock et al.
patent: WO 01/26720 (2001-04-01), None
patent: WO 2004/067069 (2004-08-01), None

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