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Hearing Aids Reid coulombE

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Hearing Aids Reid coulombE Hearing Aids Hearing Aids are used to amplify sound, and improve the hearing of an impaired listener. It is estimated that 1 in every 10 ... – PowerPoint PPT presentation

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Title: Hearing Aids Reid coulombE


1
Hearing AidsReid coulombE
2
Hearing Aids
  • Hearing Aids are used to amplify sound, and
    improve the hearing of an impaired listener.
  • It is estimated that 1 in every 10 people in the
    world suffer from some form of hearing loss.
  • Hearing loss is caused by damaged cochlea in the
    ear, or in some cases earwax, fluid in the ear, a
    genetic problem, or a punctured eardrum.

3
HIstory
  • (1800) First Hearing Aid company was established.
    Manufactured many types (trumpet ear)
  • (1947) The transistor is invented, making hearing
    aids much smaller, and more energy efficient.
  • (1996) Hearing aids become 100 digital

4
Future of hearing aids
  • Improved sound quality
  • Improved settings and user customization
  • Smaller hearing aids
  • Ability to fix damaged ears?

5
Sources
  • Discovery Health. Web. 25 Mar. 2012.
    lthttp//health.howstuffworks.com/medicine/modern-t
    echnology/hearing-aid6.htmgt.
  • brent.edwards.name/Papers/Future_of_Digital_Heari
    ng_Aids.pdf   (book)
  • "History of Hearing Aids." Hwt.homestead.com/Heari
    ng_Aid_History.pdf. Homsetead.com. Web.
  • Designing of a digital behind-the-ear hearing
    aid to meet the world health organization
    requirements (2010) Trends in Amplification, 14 (
    2), pp. 64-72.
  • "Advantages Disadvantages Hearing Aids vs.
    Cochlear Implants ForThose with Severe Hearing
    Loss." Auditory Verbal Training, Workshops,
    Consultations and Mentoring. Web. 15 Apr. 2012.
    lthttp//www.auditoryverbaltraining.com/ha-ci.htmgt.
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