sphygmograph
/ˈsfɪɡmə(ʊ)ɡrɑːf
/noun
An instrument which produces a line recording the strength and rate of a person’s pulse.The pulse tracings by the sphygmograph are equally significant....
- The sphygmograph was a first step in standardizing the recording and evaluation of pulses using technology.
- Included in the collection are a small number of sphygmographs, the first device to take a reading and transcribe it onto a chart.