Backpiece for receiving an MDI adapter in an aerosolization spac

Details Backpiece for receiving an MDI adapter in an aerosolization spac Backpiece for receiving an MDI adapter in an aerosolization spac

1996-10-17

1998-12-15

Lewis, Aaron J.

Surgery

Liquid medicament atomizer or sprayer

Pre-pressurized container holding medicament

12820022, 12820014, A61M 1100

Patent

active

058485880

ABSTRACT:
A fitting is provided for mounting a metered dose inhaler and adapter on the entering upstream end of a cylindrical aerosolization spacer. The fitting includes a cylindrical portion mounting on the cylindrical wall of said aerosolization spacer, and further includes a transverse wall having therein a centrally disposed opening having an oval shape truncated at the ends. The opening is reinforced by radially disposed ribs having inner longitudinal edges, which with the edge of the truncated oval opening comprises the sole structure of the fitting engages the mouthpiece of a metered dose inhaler adapter. A non-leaking fit between the adapter and the fitting is produced notwithstanding the shape of a particular metered dose inhaler adapter mouthpiece, such as truncated oval, oval, or circular.

REFERENCES:
patent: 4291688 (1981-09-01), Kistler
patent: 4484577 (1984-11-01), Sackner et al.
patent: 4706663 (1987-11-01), Makiej
patent: 5012803 (1991-05-01), Foley et al.
patent: 5012804 (1991-05-01), Foley et al.
patent: 5040527 (1991-08-01), Larson et al.
patent: 5042467 (1991-08-01), Foley
patent: 5074294 (1991-12-01), Chiesi
patent: 5203323 (1993-04-01), Tritle
patent: 5385140 (1995-01-01), Smith
patent: 5427089 (1995-06-01), Kraemer
patent: 5477849 (1995-12-01), Fry
patent: 5497765 (1996-03-01), Praud et al.
patent: 5513626 (1996-05-01), Hamilton
Declaration of Martin P. Foley.

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