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also can·u·la (kăn′yə-lə)
n. pl. can·nu·las or can·nu·lae(-lē′) also can·u·las or can·u·lae
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.

[Latin, diminutive of canna, reed; see cane.]


(ˈkænjʊlə) ,




n, pl -las or -lae (-ˌliː)
(Surgery) surgery a narrow tube for insertion into a bodily cavity, as for draining off fluid, introducing medication, etc
[C17: from Latin: a small reed, from canna a reed]


(ˈkæn yə lə)

n., pl. -las, -lae (-ˌli)
a metal tube for insertion into the body to draw off fluid or to introduce medication.
[1675–85; < New Latin, Latin: small reed =cann(a) cane + -ula -ule]
can′nu•lar, can′nu•late (-lɪt, -ˌleɪt) adj.
can`nu•la′tion, n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cannula - a small flexible tube inserted into a body cavity for draining off fluid or introducing medication
tube, tubing - conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases


n pl <cannulae, cannuli> → Kanüle f


n. cánula, sonda, tubo que insertado en el cuerpo conduce o saca líquidos.


n cánula; nasal — cánula nasal, puntas nasales (Mex)
References in periodicals archive ?
The balloon fits down a 13-gauge cannula, which has a cross-sectional area that is 37 percent smaller than the 11-gauge cannula and 50 percent smaller than the 10-gauge cannula.
Miriam Lawton found the pipe, called a cannula, still embedded in the crook of the elbow of her 80-yearold mum Peggy Morgan.
For intravenous infusion, a narrow tube called a cannula is inserted into the vein via the needle.
Arterial cannulation using a landmark palpation technique and 20-gauge cannula with guidewire failed.
Cannuflow, a leader in innovative access and fluid management devices for arthroscopy, has brought a new cannula surgical access portal to the surgeon's table.
It's an immensely useful tool for attaching a cannula to an artery, but because it's an invasive device, it carries the risk of complications such as haemorrhage, necrosis and infection.
It will also encourage healthcare staff to assess how long a cannula or catheter needs to remain in.
The Pro-Tech Pro-Wrap from Philips Respironics is designed for attaching a cannula to a thermocouple or thermistor.
In the early 1970s he developed a soft, flexible cannula for manual vacuum aspiration that was widely used in the US and developing countries to perform early abortions.
Once in, the cannula is flushed with a saline solution and inspected on a daily basis.
5, 3, 6, 12 and 18 months after inclusion: ease of cannulation, incidence of bad sticks, pain, compression time after cannula removed, oozing of blood alongside the cannula, re-bleeding of puncture site after compression, signs of infection, aneurysm formation and thrombosis.