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A Littmann stethoscope. David Littmann (July 28, 1906 – January 1, 1981) was an American cardiologist and Harvard Medical School professor and researcher. [1] The name Littmann is well known in the medical field for the patented Littmann Stethoscope reputed for its acoustic performances for auscultation.
Edmund Scientific Corporation, based in Barrington, New Jersey, was founded in 1942 as a retailer of surplus optical parts like lenses.It later branched out into complete systems like telescopes and microscopes, and in the 1960s, a wide variety of science toys and kits.
A 3D-printed stethoscope is an open-source medical device meant for auscultation and manufactured via means of 3D printing. [31] The 3D stethoscope was developed by Dr. Tarek Loubani and a team of medical and technology specialists. The 3D-stethoscope was developed as part of the Glia project, and its design is open source from the outset.
Laënnec's contributions were refining the procedure, linking sounds with specific pathological changes in the chest, and inventing a suitable instrument (the stethoscope) to mediate between the patient's body and the clinician's ear. Auscultation is a skill that requires substantial clinical experience, a fine stethoscope and good listening ...
A Pinard horn is a type of stethoscope used to listen to the heart rate of a fetus during pregnancy. It is a hollow horn, often made of wood or metal, about 200 millimetres (7.9 in) long. It functions similarly to an ear trumpet by amplifying sound. The user holds the wide end of the horn against the pregnant woman's abdomen, and listens ...
Most private healthcare providers in the United States do not provide coverage for hearing aids, so all costs are usually borne by the recipient. The cost for a single hearing aid can vary between $500 and $6,000 or more, depending on the level of technology and whether the clinician bundles fitting fees into the cost of the hearing aid.
Hofbräuhaus in Munich 1896-1897 Opera house in Poznań 1909-1910 Opera house in Stuttgart 1909-1912 Regentenbau (concert hall) in Bad Kissingen 1910-1913. Littmann was educated in the Chemnitz University of Technology and the Dresden University of Technology.
Littman was raised in West Orange, New Jersey, the son of Dr. Harold Littman and Annette Littman. [1] [2] He is a graduate of Vassar College.[1] [3] In 1987, he began his career at ABC working on children's and late-night programming and then accepted a position in 1989 at NBC as the director of the network's daytime programs including the gameshow Concentration and the soap opera Santa ...