Karl von Vierordt

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Karl von Vierordt (July 1, 1818, Lahr, Baden – November 22, 1884, Tübingen) was a German physician. He studied at the universities of Berlin, Göttingen, Vienna, and Heidelberg, he began a practice in Karlsruhe in 1842. He developed techniques and tools for the monitoring of blood circulation. A device called a sphygmograph was created in 1854 by Vierordt. It was a mechanism consisting of weights and levers used to estimate blood pressure, and is considered a forerunner of the modern sphygmomanometer. His best known written work is a treatise called the "Study of the Arterial Pulse".

[edit] External link

• Picture, short biography and bibliography in the Virtual Laboratory of the Max Planck Institute for the History of Science