Trocar
Sharp-tipped instrument with a hollow sheath used to create access to a cavity. Wide variety: cutting or blunt tip, different diameters (5, 10, 12 mm...) and lengths, including pediatric models.
How it is used
Creating entry ports in laparoscopic surgery to introduce the scope and instruments.
Sources
This entry is part of the Instriq catalog, researched and written per specialty from real web research -- never generated or invented without verification -- and reviewed skeptically and independently before publication. How this catalog is written.
Image: Magnus1313, Wikimedia Commons. License CC BY-SA 3.0. View original source.
History
Added to the catalog on 2026-09-29.
Dates derived from the project's public version-control history on GitHub, not a live collaborative edit log.