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jan 1, 1816 - Invention of the stethoscope

Description:

René Laennec invented the stethoscope in 1816. It was monaural and composed of a wooden tube. This invention meant physicians could now perform auscultation without direct physical contact with the patient.

Added to timeline:

History of Biotechnology

ByIsabella Santoni
18 Jan 2018
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Date:

jan 1, 1816
Now
~ 210 years ago
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