Aerosol device having a spout to prevent spray head blockage

Details Aerosol device having a spout to prevent spray head blockage Aerosol device having a spout to prevent spray head blockage

1996-02-26

1997-11-04

Asher, Kimberly L.

Surgery

Liquid medicament atomizer or sprayer

Pre-pressurized container holding medicament

12820014, 12820312, 239337, A61M 1100, A61M 1500, A61M 1610, B05B 732

Patent

active

056828756

ABSTRACT:
An aerosol inhalation device suitable for use in association with a pressurized medicament container having a valve stem has a spray head adapted to receive the valve stem. The spray head has an outlet orifice of uniform diameter which is provided with a spout to prevent blockage of the spray head. The device is especially useful in the administration of hygroscopic medicaments, for example sodium cromoglycate or nedocromil sodium.

REFERENCES:
patent: 1378481 (1921-05-01), Mobley
patent: 3001524 (1961-09-01), Maison et al.
patent: 3006340 (1961-10-01), Meshberg
patent: 3116856 (1964-01-01), Prussin et al.
patent: 3154076 (1964-10-01), O'Donnell
patent: 3302834 (1967-02-01), Alsop
patent: 3913842 (1975-10-01), Singer
patent: 4811731 (1989-03-01), Newell et al.
European Search Report, Ap. #EP 89 31 0314, The Hague, 24-01-1990 (2 sheets).
"The Fluid Mechanics of Cromolyn Sodium Inhalers . . . " Proceedings from 7.sup.th New (NE) Bio. Conf., Tray, N.Y., Niemi et al, 1979.

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