Handheld cortical stimulator (Ojemann-type)
A portable, battery-powered device with a bipolar probe whose two tips sit a few millimeters apart, delivering an adjustable constant current directly onto the cortical surface.
How it is used
Used to intraoperatively map eloquent cortical areas (motor, sensory or language) during awake or anesthetized craniotomy, maximizing tumor resection while preserving function.
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.
History
Added to the catalog on 2026-10-02.
Dates derived from the project's public version-control history on GitHub, not a live collaborative edit log.