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in 1819. The throne was designed with ornately carved arms that looked like the open mouths of lions. These holes acted as the receiving area for the acoustics, which were transmitted to the back of the throne via a speaking tube, and into the king's ear. Finally in the late 1800s, the acoustic horn,
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were headbands, made in a variety of shapes, that incorporated sound collectors near the ear that would improve the acoustics. Hearing aids were also hidden in couches, clothing, and accessories. This drive toward ever-increasing invisibility was often more about hiding the individual's disability
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that is designed similarly to an ear trumpet. It is a wooden cone about 8 inches long. The midwife presses the wide end of the horn against the pregnant woman's belly to monitor heart tones. Pinard horns were invented in France in the 19th century, and are still in use in many places worldwide.
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Pair of miniature brass 'bugle' ear trumpets invented by ear, nose and throat specialist Jean Pierre
Bonnafont (1805–1891) and manufactured by Frederick C. Rein & Son. They are designed to be worn under the hair. On display at the Science Museum London : Medicine : The Wellcome
142:. These instruments helped concentrate sound energy, while still being portable. However, these devices were generally bulky and had to be physically supported from below. Later, smaller, hand-held ear trumpets and cones were used as hearing aids.
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Toward the late 19th century, hidden hearing aids became increasingly popular. Rein pioneered many notable designs, including his 'acoustic headbands', where the hearing aid device was artfully concealed within the hair or headgear. Reins'
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A sound trumpet does not "amplify" sound. It takes the sound power received over a large area and concentrates it into a smaller area. The received sound is louder, but no power has been created in the process.
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ear trumpets were made by instrument makers on a one-off basis for specific clients. Well-known models of the period included the
Townsend Trumpet (made by the
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The use of ear trumpets for the partially deaf dates back to the 17th century. The earliest description of an ear trumpet was given by the French
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F. C. Rein and Son of London ended its ear trumpet-manufacturing activity in 1963, as both the first and last company of its kind.
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Levitt, H. "Digital hearing aids: wheelbarrows to ear inserts." ASHA Leader 12, no. 17 (December 26, 2007): 28-30.
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which was a tube that had two ends, a cone that captured sound, and was eventually made to fit in the ear.
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The first firm to begin commercial production of the ear trumpet was established by
Frederick C. Rein in
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Mills, Mara. “When Mobile
Communication Technologies Were New.” Endeavour 33 (December 2009): 140-146.
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Howard, Alexander. "Hearing Aids: Smaller and
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began manufacturing ear trumpets in the 1810s. He notably produced ear trumpets for
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Rein was commissioned to design a special acoustic chair for the ailing King of
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in 1800. In addition to producing ear trumpets, Rein also sold hearing fans and
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from the public than about helping the individual cope with his problem.
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Frederick Rein Ltd.'s catalog, displaying evolving 19th-century designs
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Childbirth and
Authoritative Knowledge: Cross-Cultural Perspectives
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John
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or hard-of-hearing individual. Ear trumpets were made of
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is a tubular or funnel-shaped device which collects
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