Download Hearing Aids

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 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.
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
FUTURE OF HEARING AIDS
Improved sound quality
Improved settings and user
customization
Smaller hearing aids
Ability to fix damaged ears?
SOURCES
•Discovery Health. Web. 25 Mar. 2012.
<http://health.howstuffworks.com/medicine/modern-technology/hearingaid6.htm>.
•brent.edwards.name/Papers/Future_of_Digital_Hearing_Aids.pdf (book)
"History of Hearing Aids." Hwt.homestead.com/Hearing_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. <http://www.auditoryverbaltraining.com/haci.htm>.