tracheal gas insufflation


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insufflation

 [in″sŭ-fla´shun]
1. the blowing of a powder, vapor, or gas into a body cavity.
2. a drug administered by this method, especially a powder or aerosol carried into the respiratory passages.
perirenal insufflation injection of air around the kidney for radiologic examination of the adrenal glands.
tracheal gas insufflation continuous insufflation of a low flow of fresh gas to the distal endotracheal tube, believed capable of flushing out the anatomical dead space and thus reducing Paco2.
tubal insufflation Rubin's test.

tracheal gas insufflation

A ventilatory technique to reduce accumulated carbon dioxide in the central airways and improve alveolar ventilation while decreasing ventilatory pressures and tidal volumes. Gas may be injected either continuously or through a catheter into the airways during a specific phase of the respiratory cycle.
See also: insufflation