![cannula cannula](https://www.tekportal.net/wp-content/uploads/2019/01/cannula-2312.jpg)
< /ˈkæn yəˌli/. Surgery.
- a metal tube for insertion into the body to draw off fluid or to introduce medication.
noun plural -las or -lae (-ˌliː)
- surgery a narrow tube for insertion into a bodily cavity, as for draining off fluid, introducing medication, etc
1680s in surgical sense, from Latin cannula “small reed or pipe,” diminutive of canna “reed, pipe” (see cane (n.)).
n. pl. can•nu•las
- A flexible tube, usually containing a trocar at one end, that is inserted into a bodily cavity, duct, or vessel to drain fluid or administer a substance such as a medication.