Forty years of “Waltzing Matilda”: the history of the multichannel cochlear implant

Joyce PK Ho, Hannah North and Narinder P Singh
Med J Aust 2018; 209 (11): . || doi: 10.5694/mja18.00365
Published online: 3 December 2018

The fascinating history of the multichannel cochlear implant and its inventor, Professor Graeme Clark

A cochlear implant is a surgically implanted device for converting sounds into an electrical current that directly stimulates the cochlear nerve.1 It consists of external (microphone, speech processor, transmitter) and internal components (receiver/stimulator, electrode array in the cochlea) and can be implanted in both children and adults.

  • Joyce PK Ho1
  • Hannah North2,3
  • Narinder P Singh1,2

  • 1 Westmead Hospital, Sydney, NSW
  • 2 Westmead Clinical School, University of Sydney, Sydney, NSW
  • 3 Ear Nose & Throat Sydney, Sydney, NSW


All images provided courtesy of Cochlear Limited.

Competing interests:

No relevant disclosures.


remove_circle_outline Delete Author
add_circle_outline Add Author

Do you have any competing interests to declare? *

I/we agree to assign copyright to the Medical Journal of Australia and agree to the Conditions of publication *
I/we agree to the Terms of use of the Medical Journal of Australia *
Email me when people comment on this article

Online responses are no longer available. Please refer to our instructions for authors page for more information.