ballistocardiograph
/bә,listәu'kɑ:diәu^rɑ:f/
📖 中文释义
- n. [医]心冲击描记器
📘 English Definition（英文释义）
- n 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