Surgery – Liquid medicament atomizer or sprayer – Ultrasonic
Patent
1994-11-21
1996-05-14
Burr, Edgar S.
Surgery
Liquid medicament atomizer or sprayer
Ultrasonic
12820014, 12820018, 12820021, 2391022, A61M 1100, B05B 314
Patent
active
055158412
ABSTRACT:
An inhalation device including an aerosol generator for dispensing droplets of liquid medicament comprising a housing defining a liquid receptacle having an opening, a nozzle arrangement comprising a plurality of orifices, vibrating means for vibrating the nozzle arrangement, and means for introducing the liquid medicament on the outer surface of the nozzle arrangement. Control means are also provided for controlling the vibrating means such that when the liquid medicament is introduced on the outer surface of the nozzle arrangement, the nozzle arrangement may be vibrated to cause the liquid to enter the liquid receptacle through the orifices and thereafter be expelled from the orifices through the outer surface of the nozzle arrangement in the form of atomised droplets.
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European Search Report dated Aug. 17, 1995.
Copy of U.K. Search Report dated Jan. 26, 1994.
Baum Eric A.
Greenleaf David J.
Robertson Paul A.
Burr Edgar S.
Griswold Gary L.
Hulse Dale E.
Kirn Walter N.
Minnesota Mining and Manufacturing Company
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