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A small tube that can be inserted into a body cavity, duct, or vessel.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.



a hollow tube with a blunt end designed for intro-ducing into the human (or animal) body drugs or X-ray contrastmedia, restoring the patency of the respiratory tract, or with-drawing fluids from the body cavities. It is also used for anatomi-cal, pathologicoanatomic, and laboratory studies. Cannulas aremade of metal, glass, or plastic.

The Great Soviet Encyclopedia, 3rd Edition (1970-1979). © 2010 The Gale Group, Inc. All rights reserved.
References in periodicals archive ?
We would like to acknowledge Dr Mark Richards for establishing the High-Flow Nasal Cannula Registry at NSH (UCT HREC ref.
Mercat et al., "High-flowoxygen-through nasal cannula inacutehypoxemicrespiratory failure," New England Journal of Medicine, vol.
REVA Network: High flow oxygen through nasal cannula in acute hypoxemic respiratory failure.
Most studies investigated the heated humidified high-flow nasal cannula for the prevention of extubation failure in neonates [10-13].
Physiologic effect of high-flow nasal cannula in infants with bronchiolitis.
This new product addition expands the company's portfolio of Heated High Flow Nasal Cannula Therapy (HFNCT) solutions and is designed to enhance patient comfort.
If your CPAP comes with a mask that you find uncomfortable, you can try another mask to see if it suits you better, try adding a nasal pad, or switch to using a nasal cannula (often referred to as nasal pillows).
Key clinical point: Implementation of a high-flow nasal cannula in a general pediatric hospital ward can lead to decreases in length of stay, need for admittance to an ICU, and hospitalization costs for children with bronchiolitis.
Her breathing tube was removed after waking up from anesthesia and she was placed on nasal cannula with oxygen for constant respiratory support.