ballistocardiograph


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bal·lis·to·car·di·o·graph (BCG),

(bal-is'tō-kar'dē-ō-graf),
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.

ballistocardiograph

(bə-lĭs′tō-kär′dē-ə-grăf′)
n.
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.

ballistocardiograph

An 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.