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cannula

   Also found in: Dictionary/thesaurus, Medical, Wikipedia 0.01 sec.
cannula [′kan·yə·lə]
(medicine)
A small tube that can be inserted into a body cavity, duct, or vessel.


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A hollow, plastic sinus guide cannula is placed near the entrance of the involved sinus under endoscopic visualization, usually with a 0[degrees] or 30[degrees] telescope (figure, B).
Per his instructions, he did not receive artificial hydration or nutrition, but he was provided with oxygen through a "nasal cannula.
Ensure a non-fenestrated inner cannula is used when suctioning.
 
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