Sunday, June 10, 2007

Sunday June 10, 2007
Frist EKG (ECG) Machine


In this first EKG Machine, Right and Left hands and Left legs were immersed in jars of salt solution as electrodes !

Willem Einthoven (The Netherlands), used the string galvanometer to describe various deflections as features of a number of cardiovascular disorders. He was awarded the 1924 Nobel Prize for Physiology or Medicine for his discovery.



Note: This image is in the public domain because its copyright has expired in the United States and those countries with a copyright term of life of the author plus 100 years or less.