OphthalmologyRetraction
Eyelid speculum
Wire or spring instrument that separates and holds the eyelids open during surgery.
How it is used
Exposing the eyeball in ophthalmic surgery, preventing involuntary blinking.
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: Timothy Holdiness (Ktkvtsh), 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.