Title: Hearing Aids & Speech Therapy Center – Listen and Speak in Pune
1www.listenandspeak.in
Listen and speak clinic is a leading Speech
Therapy and Hearing Aid Center in Pune,
Maharashtra. Our staff are multilingual in
English, Hindi, Marathi and other vernacular
languages of India, and understand the importance
of treating everyone that comes to our office
like family.
2What is a hearing aid?
- Small electronic device
- Quiet and noisy situations
- 1 out of 5 who needs, actually uses
- Three Basic Parts
- Microphone
- Amplifier
- Speaker
www.listenandspeak.in
3How does hearing work?
- Sound travels through outer ear
- Eardrum vibrates
- Three smalls bones carry sound to cochlea
- Vibration stimulates hair cells
- Creates electrical current to auditory nerve
- Transmits to brain
www.listenandspeak.in
4Hearing aid technology
- Telecoil
- Connect directly to hearing aid
- Filters background noise
- Used with telephones, FM systems, and induction
loop systems - Directional Microphones
- Amplify sounds more from front
- Better signal to noise radio
- Improves speech understanding in noise
www.listenandspeak.in
5What causes hearing loss?
- Two types of hearing loss
- Conductive hearing loss
- Sound obstructed through the ear
- Treatable with surgery
- Sensorineural hearing loss
- Damage to the cochlea
- Most common type
- Type helped by hearing aid
www.listenandspeak.in
6How do hearing aids work?
- 2 types of hearing aids
- Analog
- Converts sound waves into electrical signals
- Custom built for each user
- Less expensive
- Digital
- Converts sound waves into numerical codes
- Similar to binary code
- More flexibility in adjustment
www.listenandspeak.in
7Analog hearing aid
www.listenandspeak.in
8Digital hearing aid
www.listenandspeak.in
9What type of hearing aids are there?
- BTE (Behind-the-Ear)
- Fits behind pinna(ear)
- Consists of case, earmold, tube
- Sound routed from case to earmold
- Mini BTE
www.listenandspeak.in
10What type of hearing aids are there?(continued)
- ITE (In-the-Ear)
- Mild to severe hearing loss
- Completely inside outer ear
- Not recommended for children
- Capable of added features
- telecoil
www.listenandspeak.in
11What type of hearing aids are there?(continued)
- ITC(In-the-Canal)
- Mild to moderate hearing loss
- Customized to recipient
- Almost completely hidden
- Difficult to adjust and change battery
www.listenandspeak.in
12What type of hearing aids are there?(continued)
- CIC(Completely-in-Canal)
- Mild to moderate hearing loss
- Smaller than ITC
- Difficult to adjust and add features
- More expensive
www.listenandspeak.in
13Cochlear Implant
- Designed for those who are profoundly deaf
- Can be used alone or with traditional hearing
aid - Two main systems
- External
- Sound processer, microphone, and transmitter
- Internal
- Receiver and electrode array
www.listenandspeak.in
14Future for hearing aids
BAHA(Bone Anchored Hearing Aid)
- Bypass normal hearing system
- Helps severe sensorineural, conductive, or mixed
- Attach to bones in middle ear
- Bypasses auditory canal and middle ear
www.listenandspeak.in
15Conclusion
- Hearing aids are smaller and more powerful
- Aiming for higher sound quality in the future
- Accommodate virtually every type of listening
environment - Continually adjust themselves to improve sound
quality and reduce feedback - Closer to achieving gift of hearing
www.listenandspeak.in
16Contact Us
Listen n' Speak Clinic AddressesShop No.202,
2nd floor, Vision Galleria, Near Kunal
Icon, Pimple Saudagar, Pune
411027 E-mail info_at_listenandspeak.in Contact
No 91 9130528978020 27206605
www.listenandspeak.in