nasal cannula

cannula

 [kan´u-lah] a tube for insertion into a vessel, duct, or cavity. During insertion its lumen is usually occupied by a trocar; following placement, the trocar is removed and the cannula remains patent as a channel for the flow of fluids.nasal cannula one that fits into the nostrils for delivery of oxygen therapy. Called also nasal prongs.

nasal cannula

Critical care An O₂ delivery device loosely attached to the head with 2 prongs inserted in the nose; the FiO₂ delivered by an NC is 24–35%

na·sal can·nu·la

(nā'zăl kan'yū-lă) Apparatus for delivery of oxygen to the nostrils, usually at flow rates.
Synonym(s): nasal prongs.

NASAL CANNULA FOR OXYGEN DELIVERY.

nasal cannula

Tubing used to deliver oxygen at levels from 1 to 6 L/min. The nasal prongs of the cannula extend approx. 1 cm into each naris and are connected to a common tube, which is then connected to the oxygen source. It is used to treat conditions in which a slightly enriched oxygen content is needed, such as emphysema. The exact percentage of oxygen delivered to the patient varies with respiratory rate and other factors. illustrationSee also: cannula

na·sal can·nu·la

(nā'zăl kan'yū-lă) Structure to deliver oxygen to the nostrils. Also called
nasal prongs.