A Concise History of the ECG: Difference between revisions

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'''1955''' Richard Langendorf publishes the "rule of bigeminy" whereby ventricular bigeminy tends to perpetuate itself. Langendorf R, Pick A, Winternitz M. Mechanisms of intermittent ventricular bigeminy. I. Appearence of ectopic beats dependent upon the length of the ventricular cycle, the "rule of bigeminy." circulation 1955;11:442.  
'''1955''' Richard Langendorf publishes the "rule of bigeminy" whereby ventricular bigeminy tends to perpetuate itself. Langendorf R, Pick A, Winternitz M. Mechanisms of intermittent ventricular bigeminy. I. Appearence of ectopic beats dependent upon the length of the ventricular cycle, the "rule of bigeminy." circulation 1955;11:442.  


'''1956''' Paul Zoll, a cardiologist, uses a more powerful defibrillator and performs closed-chest defibrillation in a human. <cite>Zoll</cite>
[[image:Zoll_portrait.jpg|thumb|150px|left|Paul Zoll]]'''1956''' Paul Zoll, a cardiologist, uses a more powerful defibrillator and performs closed-chest defibrillation in a human. <cite>Zoll</cite>


'''1957''' Anton Jervell and Fred Lange-Nielsen of Oslo describe an autosomal recessive syndrome of long-QT interval, deafness and sudden death later known as the Jervell-Lange-Nielsen syndrome. <cite>Jervell</cite>
'''1957''' Anton Jervell and Fred Lange-Nielsen of Oslo describe an autosomal recessive syndrome of long-QT interval, deafness and sudden death later known as the Jervell-Lange-Nielsen syndrome. <cite>Jervell</cite>