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Digital beat-to-beat cardiotachometer.

L J Stotts, W M Portnoy

American Journal of Physical Medicine

|April 1, 1979

Summary

This summary is machine-generated.

A new digital cardiotachometer was developed using integrated circuits and programmed read-only memory. This design improves power efficiency and accuracy for heart rate monitoring and similar devices.

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Area of Science:

Biomedical Engineering
Digital Electronics

Background:

Accurate heart rate monitoring is crucial for various medical applications.
Existing cardiotachometers may face limitations in power consumption and accuracy.

Purpose of the Study:

To develop a novel beat-to-beat cardiotachometer with enhanced performance.
To explore the application of programmed read-only memory in physiological monitoring devices.

Main Methods:

Construction of a digital cardiotachometer using integrated circuits.
Incorporation of a programmed read-only memory (PROM) for improved functionality.
Testing the device within a heart rate range of 27 to 199 beats per minute.

Main Results:

The constructed cardiotachometer operates effectively within the specified range.

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The use of PROM resulted in reduced power consumption.

Accuracy of the cardiotachometer was significantly enhanced.

Conclusions:

The developed digital cardiotachometer offers improved power efficiency and accuracy.
The circuit technique utilizing PROM is adaptable for other physiological measurement devices, like digital thermometers.
This approach can effectively address nonlinearities in voltage-physiological variable relationships.