Willem Einthoven was a Dutch doctor and physiologist. He invented a common medical tool which is in use today. He received the Nobel Prize in Medicine in 1924 for his invention. What was his invention?
Willem Einthoven was a Dutch doctor and physiologist who invented a common medical tool which is in use today extensively known as ECG- The electrocardiogram (ECG or EKG) is a diagnostic tool that is routinely used to assess the electrical and muscular functions of the heart.