laminar flow hood

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made up of laminae or layers; pertaining to a lamina.
laminar flow hood a device that separates the air flowing through it into layers, cleansing the air of microorganisms. It is used to protect patients with compromised immune systems and is also used in operating rooms and pharmacies to provide a clean environment.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

lam·i·nar flow hood

(lam'i-năr flō hud)
An enclosure in which air flow is directed so as to prevent contamination of sterile materials by airborne organisms.
Synonym(s): hood.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
References in periodicals archive ?
In this theoretical example, users might choose to increase their capacity by adding shifts or expanding space and adding laminar flow hoods to offset slower production times and maintain production volume.