Spacer device

Details Spacer device Spacer device

2007-02-20

2007-02-20

Mitchell, Teena (Department: 3771)

Surgery

Liquid medicament atomizer or sprayer

Pre-pressurized container holding medicament

C128S203150

Reexamination Certificate

active

10472602

ABSTRACT:
A spacer unit inlet member integrally constructed of rigid or non-flexible material and capable of selectively mounting about its opening any one of a plurality of metered dose inhaler (MDI) actuators having different outlet size or shape. The inlet member includes a channel providing an opening of the inlet member and being formed by a wall substantially parallel to its rotational axis A peripheral edge of the wall is shaped substantially as a truncated oval. The inlet member further includes a pair of opposing curved walls surrounding and substantially parallel to the rotational axis of the channel and having an outermost edge comprising a substantially oval shape, and a wall substantially perpendicular to the rotational axis of the channel and positioned between the walls of the channel and the opposing curved walls.

REFERENCES:
patent: 4470412 (1984-09-01), Nowacki et al.
patent: 5042467 (1991-08-01), Foley
patent: 5427089 (1995-06-01), Kraemer
patent: 5477849 (1995-12-01), Fry
patent: 5848588 (1998-12-01), Foley et al.
patent: 6202643 (2001-03-01), Sladek
patent: 6578571 (2003-06-01), Watt
patent: WO 99/53982 (1999-10-01), None

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