Technology & Products

Electrode arrays — types and selection

Each manufacturer offers multiple electrode array designs to suit different cochlear anatomies and preserve residual hearing where possible.

Examples: • MED-EL: FLEX series (FLEX34, FLEXSOFT, FLEX28, etc.), FORM series for malformed cochleae, CLASSIC series. • Cochlear: Slim Straight, Slim Modiolar (CI632), Contour Advance, Slim Hybrid. • Advanced Bionics: HiFocus SlimJ, HiFocus Mid-Scala, HiFocus 1J. The surgeon selects the array based on cochlear size and anatomy (CT/MRI), residual hearing and the implant model.
Medical disclaimer: This information is for awareness and education only. It does not replace consultation with a qualified ENT surgeon, audiologist or medical professional. Cochlear implant eligibility must be determined after clinical evaluation and diagnostic testing.
Reviewed by HearClear Clinical Editorial Team · Last reviewed: 2026-06-15