electrocardiophonograph


Also found in: Medical.

electrocardiophonograph

[i¦lek·trō¦kärd·ē·ō′fō·nə‚graf]
(medicine)
An instrument that records graphic traces of heart sounds to fix precisely the times at which valve action occurs and to reveal valvular defects which affect blood flow.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.