General surgerySpecial
Grooved director
Blunt instrument with a longitudinal groove running its full length.
How it is used
Protected guide for cutting with a scalpel without injuring underlying structures; widely used in carpal tunnel release.
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: Joséphine Bitat, Wikimedia Commons. License CC BY-SA 4.0. 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.