Cannula

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cannula

[′kan·yə·lə]
(medicine)
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 It might be outdated or ideologically biased.

Cannula

 

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 ?
Ao se analisar fisiologicamente, o uso da traqueostomia implica em uma alteracao pressorica importante no processo da degluticao, alem disso, o peso da canula de traqueostomia pode prejudicar a elevacao laringea o que pode levar a uma alteracao no processo normal da degluticao levando ao aparecimento de uma disfagia [17] ainda que transitoria.
Otra opcion es conectar a la canula de teflon una jeringa de 20 [cm.sup.3] sin el embolo, en vez introducir dentro de la jeringa un tubo orotraqueal de 6,5 mm, 7 mm o 7,5 mm de diametro interno.
Luego se hicieron cortes de 40 [micron]m de grosor con un microtomo de congelacion; los cortes no tenidos se observaron en un microscopio del luz con el metodo birrefringente, para localizar la posicion de las canulas guias.
Quanto aos aspectos respiratorios, e necessario ressaltar os fatores que potencializam a disfuncao da degluticao e as alteracoes na producao vocal, como o uso de intubacao orotraqueal e de ventilacao mecanica prolongada, assim como parametros relacionados com o tipo de canula e o uso do cuff.
Karl was finally unplugged from his drip and set off for Anfield, the canula needle still in his arm, where his father said he had the night of his life.