CI532 - Early Experience Study

To compare speech perception and audiometric outcomes in patients implanted with the Cochlear
Nucleus CI532 electrode array at 3 months postactivation with their best preoperative hearing
status.

Inclusion Criteria:

- Medical and audiological candidate for a CI532 cochlear implant per commercially
approved, age appropriate, FDA indications

- Post-linguistically deafened

- Ability to complete age appropriate testing

Exclusion Criteria:

- Previous cochlear implantation in the ear to be implanted

- Pre-linguistically deafened (onset of hearing loss at less than two years of age)

- Ossification or any other cochlear anomaly that might prevent complete insertion of
the electrode array

- Diagnosis of retro-cochlear pathology

- Diagnosis of auditory neuropathy

- Unrealistic expectations on the part of the subject regarding the possible benefits,
risks, and limitations that are inherent to the surgical procedure and use of the
prosthetic device

- Unwillingness or inability to comply with all investigational requirements

- Additional cognitive handicaps that would prevent participation on all study
requirements