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Improved electrotactile speech processor: Tickle Talker

R S Cowan1, K L Galvin, J Z Sarant

  • 1Department of Otolaryngology, University of Melbourne, Australia.

The Annals of Otology, Rhinology & Laryngology. Supplement
|September 1, 1995
PubMed
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The Tickle Talker, an electrotactile speech processor, aids hearing-impaired individuals by improving speech perception. This device offers a safe and effective tool for rehabilitation, enhancing communication for adults and children.

Area of Science:

  • Biomedical Engineering
  • Audiology
  • Speech-Language Pathology

Background:

  • The Tickle Talker is an eight-channel electrotactile speech processor developed at the University of Melbourne.
  • Research focused on reliable hardware, ergonomic electrodes, safety studies, and speech-encoding strategies.

Purpose of the Study:

  • To evaluate the efficacy of the Tickle Talker in supplementing lipreading or aided residual hearing.
  • To assess improvements in speech perception and production for hearing-impaired individuals.
  • To determine the safety and long-term viability of the device.

Main Methods:

  • Development of reliable speech-processing hardware and electrode transducers.
  • Implementation of acute and chronic biomedical safety studies.

Related Experiment Videos

  • Design and testing of alternative speech-encoding strategies and training methods.

    • Main Results:

    • The Tickle Talker demonstrated benefits in supplementing lipreading or aided residual hearing.
    • Improvements in speech processing led to enhanced speech perception.
    • The device is robust, has extended battery life, and is safe for long-term use.

    Conclusions:

    • The Tickle Talker offers a valuable tool for the rehabilitation of severely and profoundly hearing-impaired adults and children.
    • The device enhances speech perception and production, providing a flexible approach to encoding speech input.
    • Continuing research has resulted in a safe, robust, and effective electrotactile speech processor.