3. Hearing aids are special
tools that are of great
help to people with
hearing disorders. The
device is an
electroacoustic gadget
which fits in behind the
ear of the person having
hearing impairment.
4. A hearing aid functions
with the use of a
microphone which is
being used to take in
sounds from the area
and a speaker afterwards
amplifies the sound in
the ear.
5. Behind The Ear (BTE)
This type is composed of a
small curved case made of
plastic that fits behind the
ear and a small piece of
tube that passes behind
the ear device into a
customized ear mold that
lies over the ear canal.
6. Open Fit
This type is just like
the standard BTE
type. It consists of a
housing case that lies
behind the ear and a
tube that passes the
ear bowl.
7. In The Ear
This is the most
common type being
used today. In The Ear
hearing aid fits into
the inner and outer
ear and can be used
for all types of hearing
disorders.
8. In-The- Canal (ITC)
and Completely In
The Canal (CIC)
In the canal type rest
inside the ear canal
which provides a device
that can hardly be seen.
9. Invisible In the Canal
Hearing Aids (IIC)
This type is fitted deeper
into the ear canal
making t invisible to the
non-wearers.