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Willem Einthoven (21 May 1860 – 29 September 1927) was a Dutch medical doctor and physiologist. He invented the first practical electrocardiograph (ECG or EKG) in 1895 and received the Nobel Prize in Physiology or Medicine in 1924 for it ("for the discovery of the mechanism of the electrocardiogram").
Willem Johan Kolff (1911–2009), Netherlands – artificial kidney hemodialysis machine Rudolf Kompfner (1909–1977), U.S. – Traveling-wave tube Konstantin Konstantinov (1817/1819–1871), Russia – device for measuring flight speed of projectiles , ballistic rocket pendulum , launch pad , rocket-making machine
Willem Einthoven Franciscus Stephanus Petrus (Frans) van Buchem (30 November 1897 – 1 August 1979) was a Dutch physician and professor , known for the discovery of Van Buchem disease , which was named after him.
From 1906, he corresponded with the Dutch physiologist Willem Einthoven concerning the latter's invention of the string galvanometer and electrocardiography, and Lewis pioneered its use in clinical settings. Accordingly, Lewis is considered the "father of clinical cardiac electrophysiology".
Willem Schouten (1567–1625), Cape Horn, 1616 circumnavigation Simon van der Stel (1639–1702), explored South Africa North and East of Cape Town Abel Tasman (1603–1659), extensive voyages around Australia and southwest Pacific, discovered a.o. Tasmania , New Zealand and Tonga
Benjamin Taylor has a thing for Willa Cather. This year, the 150th anniversary of her birth, he has written a passionate love letter to her in the form of a brief but illuminating biography.
Virginia Woolf‘s “Orlando: A Biography” is a centuries-spanning tale of a nobleman who, after a slumber that runs through several nights, metamorphoses into a woman. Inspired by and ...
Hi all, Willem Einthoven is credited with inventing String Galvanometer, but this is right way to say it: In 1895 Dutch Physiologist, Willem Einthoven, used a crude electrical sensing apparatus to establish that the beating heart produced four distinct signals, each one corresponding to a different ventricle.