noun
- a thin tube inserted into a body cavity, duct, or blood vessel to allow the passage of fluids or to provide access for surgical instruments
Usage: medical
Examples
- The nurse inserted a cannula into the patient’s vein to administer the medication.
- The surgeon used a small cannula to drain fluid from the wound.
- An IV cannula was placed in her arm before the operation.
- The doctor carefully positioned the cannula to ensure proper drainage.
- A nasal cannula delivered oxygen to the patient throughout the night.
- The medical team replaced the blocked cannula with a new one.