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a device for dispensing liquid in a fine spray; types used include jet and ultrasonic nebulizers. Called also atomizer.
small volume nebulizer a pneumatically powered device used to aerosolize medications for delivery to patients.
ultrasonic nebulizer an electronic device that generates ultrasound waves that break up water into an aerosol mist.
Venturi nebulizer a type of nebulizer used in aerosol therapy. The pressure drop of gas flowing through the venturi mask draws liquid from a capillary tube; as the liquid enters the gas stream it breaks up into a spray of small droplets.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
a humidifier using high-frequency electricity to power a transducer that vibrates 1,350,000 times per second and divides water up into 0.5-3 mcm particles in its nebulizing chamber; used in inhalation therapy.
Farlex Partner Medical Dictionary © Farlex 2012
ul·tra·son·ic neb·u·li·zer(ŭl'tră-son'ik neb'yū-lī-zĕr)
A humidifier using high-frequency electricity to power a transducer that vibrates 1.35 million times per second and emits water particles 0.5-3 mcm in size; used in inhalation therapy.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012