Who was inventor of stretothoscope "devicefor measuring rate of heart beat"?to whic country scientist belong?
The stethoscope was invented by the French physician R.T.H. Laënnec. René Théophile Hyacinthe Laënnec is generally considered to be the father of chest medicine.
History of the Stethoscope
One day in 1816, Laennec was invited by children to hear to the scratching of a pin transmitted through the length of a wooden beam. He is thereby inspired to fashion a paper tube to listen to the chests of his patients.
History of the Stethoscope
One day in 1816, Laennec was invited by children to hear to the scratching of a pin transmitted through the length of a wooden beam. He is thereby inspired to fashion a paper tube to listen to the chests of his patients.
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