Device characteristics (N = 65 devices)
| Devices | Proprietary Name | O-arm | HRCT |
|---|---|---|---|
| Advanced Bionics (16 electrodes) | Helix 1J | 2 | |
| Mid-Scala | 3 | ||
| Cochlear (22 electrodes) | |||
| Perimodiolar | CI 24, CI 512 | 12 | 2 |
| CI 532 | 1 | ||
| Straight | CI 422, CI 522 | 31 | 9 |
| MED-EL (12 electrodes) | Flex 28 | 13 | 3 |
| Oticon (20 electrodes) | Evo | 2 | |
| Standard | 1 |