Stethoscope
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The stethoscope is a medical device for auscultation, or listening to internal sounds of an animal or human body. It typically has a small disc-shaped resonator that is placed against the naked skin,
This early stethoscope belonged to Laennec. (Science Museum, London)
Early stethoscopes
A Traube-type stethoscope in ivory
Early flexible tube stethoscopes. Golding Bird's instrument is on the left. The instrument on the right is the stethophone.
Arthur Leared
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Arthur Leared was an Irish physician, scientist and traveller of the world. Practising in Dublin, he is best known for inventing the binaural stethoscope in 1851.
Stethoscope
…with a manual sphygmomanometer, it is commonly used when measuring blood pressure. It was invented in 1816 by René Laennec and the binaural version by Arthur Leared in 1851. A stethoscope that intensifies auscultatory sounds is called a phonendoscope…
Arthur Leared by R & E Taylor (1882)
Grave of Arthur Leared in Highgate Cemetery