ELECTROCARDIOGRAM

By:

Angela Stocker

WILLEM EINTHOVEN Dutch physiologist, professor and inventor Born May 21, 1860 in Dutch East

Indies(Indonesia) Father a medical officer for Netherlands Involved in athletics and good student Studied medicine at University of Utrecht Professor of physiology University of Leiden

VIDEO

Watch this video and learn about the electrocardiogram

THE MACHINE Willem’s electrocardiogram was not the first British physiologist Augustus D. Waller

invented first Made a model of a string galvanometer

◦ using silver coated quartz string Medical community impressed 1903 string galvanometer went into

production

PICTURES

The Machine

Performing an Electrocardiogram

HOW IT WORKS Electrocardiogram measures electrical

activity of heart Shows:

o how fast heart is beatingo if its regular or irregularo strength and timing of electrical signalso size and position of chambers

Contains wires connected to machineo detect electrical signals of heart through skino trace heart rhythm on graph paper

Read up on what the print out meanshttp://lanoswww.epfl.ch/personal/schimmin/uni/ecglex/ekg.htm#elements%20of

%20ecg

GRAPH PAPER

WHY?

My reasons:o help diagnose heart problemso more accurate

Medical Professions reasons:o Simple and fast procedure to evaluate hearto Portable

List of heart conditions:http://www.medicinenet.com/electrocardiogram_ecg_or_ekg/page2.htm

HOW TO PREPARE Need an ECG? find out how to prepare

o http://www.webmd.com/heart-disease/electrocardiogram