1. Hearing Aids

2. 1600- 1700 Hearing aid Trumpets Wide at one end, narrow at the other
Worn by Beethoven

3. 1940’s Body Aids
Worn around neck
Wires
Heavy battery

4. Late 1940’s – for men

5. 1950’s Designed to be decorative
Hidden in beards, hair, clothes, scarves

6. 1954 By 1959, 50 % of hearing aids were sold as “glasses”

7. Hearing aids get smaller
Late 1950 – early 1960
BTE – Behind the ear

8. ITE – In the ear

9.
In the canal

10. 1985 – First cochlear implant

11. Bone Anchored Hearing Aid