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ballistocardiograph

   Also found in: Dictionary/thesaurus, Encyclopedia, Wikipedia 0.12 sec.
bal·lis·to·car·di·o·graph (b-lst-kärd--grf)
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·listo·cardi·ogra·phy (-gr-f) n.

ballistocardiograph
Etymology: Gk, ballein, to throw, kardia, heart, graphein, to record
an apparatus for recording body movements caused by the thrust of the heart during systolic ejection of the blood into the aorta and the pulmonary arteries. It has been used in measuring cardiac output and the force of contraction of the heart.


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