The stethoscope was invented in 1816 when a young French physician named René Théophile-Hyacinthe Laennec was examining a 40 year old female patient named Marie-Melanie Basset who had shortness of breath.

2016年9月6日 · Made in 1852, the Camman’s Stethoscope was built from two ivory ear pieces, connected to tubes made from silver that were fixed at a hinge.

In 1851, the binaural stethoscope was invented by NB Marsh. He believed that the highly desired chest sounds would be much more precise with most outside noise blocked, and he was right! As time passed, stethoscopes had variations based on what they were going to be used for.

2019年3月11日 · The stethoscope was invented in 1816 by the French physician René Théophile Hyacinthe Laënnec (1781-1826) at the Necker-Enfants Malades Hospital in Paris. The doctor was treating a female patient and was embarrassed to use the traditional method of Immediate Auscultation, which involved the doctor pressing his ear to the patient's chest.

Rene Theophile Hyacinthe Laënnec (1781–1826) was a French physician who, in 1816, invented the stethoscope. Using this new instrument, he investigated the sounds made by the heart and lungs and determined that his diagnoses were supported by the ...

2019年3月12日 · The story of the invention of the stethoscope begins with a young French physician in Paris, René Laennec. It was in 1816 that Laennec was called to see a rather fat and buxom young woman with a ‘diseased heart’.

2009年9月1日 · In 1843, Williams introduced the first binaural stethoscope, using a lead pipe for each piece. Laennec applied his invention to study cardiopulmonary diseases. He used his stethoscope to correlate bedside findings with autopsy results.

2016年9月20日 · His first instrument was a 25 cm by 2.5 cm hollow wooden cylinder, which he later refined to consist of three detachable parts. He called his creation the stethoscope from the Greek words ‘stethos’ for chest and ‘scopos’ for examination.

2017年1月27日 · The stethoscope was 12.6 inches long, 1.5 inches wide, and the central lumen throughout its length was 3/8 inch. Thus in 1816 the first stethoscope was born. 1,2 Many developments and modifications were made as the use of the stethoscope became more popular.

The late Dr. Leared claimed to have invented the double stethoscope in 1851. I present for your inspection (Fig. 5) a curious specimen of a binaural stethoscope which my father constructed in the year 1829, and which is probably the first binaural stethoscope ever made.