What is a cochlear implant and how does it work?
Kirsteen Allison's home video showing what happens when the implant is switched on.
Hearing Link volunteers talk about profound hearing loss and life with a cochlear implant.
A guide to retraining yourself to hear after receiving a cochlear implant, written by one of our volunteers who has been through the process.
Margaret Canning reflects on how she's made the decision to have a cochlear implant.