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Instrument for taking a ballistocardiogram, consisting either of a moving table suspended from the ceiling, or of an apparatus that rests upon the patient's body, usually on the shins, together with a graphic recording system.
Farlex Partner Medical Dictionary © Farlex 2012
A device used to determine the volume of blood passing through the heart in a specific period of time and the force of cardiac contraction by measuring the body's recoil as blood is ejected from the ventricles with each heartbeat.
bal·lis′to·car′di·og′ra·phy (-ŏg′rə-fē) n.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
ballistocardiographAn instrument that records movements of the body in direct response to the “ballistic” forces of cardiac contraction and ejection. It was once used to estimate cardiac output, a parameter which may be measured by the Fick method or by the indicator dilution method.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.