noun (plural cannulae /-liː/ or cannulas)Surgery
A thin tube inserted into a vein or body cavity to administer medication, drain off fluid, or insert a surgical instrument.
More example sentences
- An intravenous cannula is inserted and fluids are administered directly into the circulation.
- The company's surgical navigator uses radiographic imaging to help a surgeon accurately guide cannulae and surgical instruments to targeted areas of the spine.
- Umbilical tapes are placed around the SVC and IVC cannulas to hold the cannulas and tourniquets in place during surgery.
late 17th century: from Latin 'small reed', diminutive of canna (see cane).
Definition of cannula in:
- The US English dictionary