Equipment Terms
cannula
Pronunciation
(k
n'
-l)
Definitions
A flexible tube that may be inserted into a duct, cavity, or blood vessel to deliver medication or drain fluid. It may be guided by a sharp, pointed instrument (stylet).
Application
The infusion nurse chose a #20 cannula to begin the infusion of 5% dextrose and 0.45% sodium chloride in the cephalic vein.
Keep in Mind
Also called a catheter. Refer to over-the-needle catheter for over-the-needle catheter (cannula) information.