can·​nu·​la | \ ˈkan-yə-lə How to pronounce cannula (audio) \
plural cannulas or cannulae\ ˈkan-​yə-​ˌlē How to pronounce cannulae (audio) , -​ˌlī \

Definition of cannula

: a small tube for insertion into a body cavity or into a duct or vessel

Examples of cannula in a Sentence

Recent Examples on the Web Nurses placed a cannula into a vein of each person’s arm, allowing easy sampling of blood that flowed through a tube to portals in the wall. Jon Cohen, Science | AAAS, "Why do dozens of diseases wax and wane with the seasons—and will COVID-19?," 13 Mar. 2020 Giulianotti put a laparoscopic camera through one of the cannulas and, while watching the screen, used forceps to push the bag toward the incision. D. T. Max, The New Yorker, "Paging Dr. Robot," 23 Sep. 2019 At Oxy Pure, which is in Select Citywalk, a more upscale mall in New Delhi, customers pay $4 to $6 for 15 minutes of oxygen carried through a nasal cannula. Suhasini Raj, New York Times, "India, Choking on Toxic Air, Tries Something New: An Oxygen Bar," 15 Nov. 2019 More Wine, Please At first, doctors tried inserting the cannula between the boy's tongue and the bottle to let some air out of the vacuum that had formed inside, but that didn’t work. Daisy Hernandez, Popular Mechanics, "The Brilliant Hack Doctors Used to Free a Kid's Tongue from a Bottle," 1 Nov. 2019 Eich and his team fashioned a pump using the cannula attached to an IV tube and an empty 20 mm syringe. Daisy Hernandez, Popular Mechanics, "The Brilliant Hack Doctors Used to Free a Kid's Tongue from a Bottle," 1 Nov. 2019 He was found wearing a nasal cannula, used to deliver oxygen to the nose, and was hooked up to a PPAP machine for that purpose. Fox News, "Oxygen-dependent man dies 12 minutes after PG&E cuts power to his home," 12 Oct. 2019 After being taken off life support, Phoenix breathes with the help of a nasal cannula that provides supplemental oxygen. Scottie Andrew And Pete Burn, CNN, "A Maryland baby taken off life support was not expected to survive. Now she's about to have her first birthday.," 11 Aug. 2019 According to the Tribune, the lawsuit alleges after the surgery was over, the tube and needle – or cannula – connected to Brockbank's neck remained. Jordan Culver, USA TODAY, "A Utah woman died after blood drained into garbage can after surgery. Her family is suing the hospital, reports say," 22 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cannula.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of cannula

1616, in the meaning defined above

History and Etymology for cannula

New Latin, from Latin, diminutive of canna reed — more at cane

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Time Traveler for cannula

Time Traveler

The first known use of cannula was in 1616

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Statistics for cannula

Last Updated

24 Mar 2020

Cite this Entry

“Cannula.” Dictionary, Merriam-Webster, Accessed 6 Apr. 2020.

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More Definitions for cannula


variants: also canula \ ˈkan-​yə-​lə How to pronounce canula (audio) \
plural cannulas or cannulae\ -​ˌlē, -​ˌlī How to pronounce cannulae (audio) \

Medical Definition of cannula

: a small tube for insertion into a body cavity, duct, or vessel

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