Electrocardiography (ECG) studies electrical currents generated during heart activity. ECG machine has evolved hundred of years from a very basic device to the machine we see today.
Started from the succes of Dr. Luigi Galvani, an Italian physician and physicist, in recording electrical current from skeletal muscles in 17861, several physicists and physiologists tried to record electrical current of heart.2,3
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Posted: August 26, 2013 at 4:47 pm, Last Updated: September 16, 2013 at 8:14 am