There are three manufacturers of cochlear implants. The Cochlear Implant Team at St. Louis Children’s Hospital has surgeons and audiologists who have experience with all three manufacturers. This allows the family to choose the best device for their family. The following are the current speech processors available from each manufacturer.

Advanced Bionics

  • Naida CI
  • Neptune
  • Harmony ear-level processor
  • Platinum Sound Processor (PSP) body-worn processor

Cochlear Corporation – Nucleus

  • Nucleus System 6 CP900 series
  • Nucleus System 5 CP810
  • Freedom Sound Processor


  • Rondo Speech Processor
  • Tempo + Speech Processor
  • Opus Speech Processor
  • Sonnet Speech Processor