Cochlear implant
device · 1978 · Digital age
Electrodes stimulate the auditory nerve.
Inventor: William F. House.
What it is made of
- Microphone — has part. A microphone.
- Analog-to-digital converter — has part. Digital processing.
Principles and materials it uses
- Electromagnetic induction — uses. The signal is passed through the skin by induction.
- Titanium — is made of. The case is titanium.
- Platinum — is made of. The electrodes are platinum.