Best hearing aid | Type of hearing aid | Hearingsol

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HEARING AIDS
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What is hearing aid ?

• A hearing aid is electronic device you can wear
  in or behind your ear.It makes battery operated
  device,amplifier,sound,microchip etc that a
  hearing loss person can listen and communicate
  easily.
• Three basic part of hearing aid .
• Microphone
• Amplifier
• Speaker

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How does Hearing Aid works

• A microphone pickup sound from the environment
  and converts it into an electrical signal, which
  it sends to the amplifier.
• An amplifier increases the sound volume and sends
  to the receiver.
• A receiver changes the electrical signal back
  into sound and sends it into the ear.
• And a battery provides power to the hearing aid.

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Hearing aid technology

• Two types of hearing aid technology.
• Digital
• management of loudness discomfort
• noise reduction
• control of whistling sounds
• Analog
• Converts sound wave to electrical signals
• Less expensive

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Styles of hearing aids

• Behind-the-Ear(BTE)
• In The Ear (ITE)
• Completely In The Canal (CIC)
• In The Canal (ITC)
• Receiver in the Ear (RITE)
• Receiver in Canal (RIC)
• Some hearing aids have been discussed in further
  slides

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Behind-the-Ear(BTE)

• (BTE) hearing aids include a hard plastic case
  worn in the back of the ear and connected to a
  plastic earmold that suits within the outer ear.
  The electronic elements are held in the case at
  the back of the ear.
• Fits behind the ear
• Consists of case,earmold and tube
• Sound routed from case to earmold
• Mini BTE

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In The Ear (ITE)

• This makes it simpler to listen conversations
  over the smartphone.ITE aids usually are not worn
  by young children because the casings need to get
  replaced regularly because the ear grows.
• Easy to adjust
• mild to severe hearing loss
• completely inside outer ear

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In The Canal (ITC)

• ITC medium size makes them easy to choice push
  button controls. ITC hearing aids easily fit in
  the ear canal, smooth insertion and removal, and
  longer battery life. They work best for
  mild-to-moderate hearing loss.
• Custom fit
• ITC models are suitable for mild to moderate
  hearing losses
• Skin tone colors available

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