History Of Hearing Aids Starting From the Hearing Trumpt To the Tiny Device Behind the Ear

History Of Hearing Aids Starting From the Hearing Trumpt To the Tiny Device Behind the Ear

History Of Hearing Trumpet In earlier times, from the 13th to 18th centuries, people who are partially deaf used Ear trumpets. Jean Leurechon, the French Jesuit priest and mathematician invented the Ear trumpet and began manufacturing ear trumpets in the 1810s. This instrument is a funnel-shaped device. Hearing and responding happens via sound which travels…