1. Medical instrument that records electric currents associated with contractions of the heart
   - electrocardiograph 
2. A medical instrument that measures the mechanical force of cardiac contractions and the amount of blood passing through the heart during a specified period by measuring the recoil of the body as blood is pumped from the ventricles
   - ballistocardiograph

Derived forms: cardiographs

See also: cardiographic

Type of: medical instrument

Part of: cardiac monitor, heart monitor

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