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17/02/1781 French physician René Laennec is born

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Rene Laennec celebrated with Google Doodle marking 235th birthday of stethoscope inventor

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History of the Stethoscope

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The Stethoscope How it Works and How is it Used

He is known as the inventor if the stethoscope. He invented it because of social conventions. He felt that it is impropriate to touch chest of his young female patient. So he rolled a quire of paper into a cylinder and applied one end of it to the region of the heart and the other to his ear. The sound of the heart was greatly amplified.
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