Stethoscope
InventorRene Laennec
Year1816
CategoryMedicine
OriginFrance
About Stethoscope
Laennec rolled up a tube of paper to avoid pressing his ear against a womans chest. Before this, doctors listened by pressing their ear directly to the patient. The wooden cylinder was refined over decades. Laennec died of tuberculosis at 45, the disease he studied.
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