What does trocar mean?
A surgical instrument used to puncture the skin and insert a cannula or other device, typically for the purpose of administering medication or draining fluid. A trocar is also a verb, meaning to pierce or penetrate something with a sharp point.
Example
"The surgeon used a trocar to insert the catheter into the patient's vein."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.