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Microprocessor-based analysis of sympathetic nerve traffic.

D R Brown¹, D C Randall

¹Center for Biomedical Engineering, University of Kentucky, Lexington 40506-0070.

The American Journal of Physiology

|October 1, 1989

Summary

This summary is machine-generated.

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Two microcomputer systems were developed to measure sympathetic nerve activity. Both provided accurate nerve traffic indexes, with the digital system offering advanced data analysis capabilities.

Area of Science:

Physiology
Biomedical Engineering
Neuroscience

Background:

Sympathetic nerve activity is crucial for regulating physiological functions.
Accurate measurement of nerve activity is essential for research and clinical applications.
Existing methods for measuring nerve traffic can be limited in scope or complexity.

Purpose of the Study:

To develop and evaluate two microcomputer-based systems for measuring sympathetic nerve activity.
To compare the efficacy of analog versus digital signal processing techniques.
To assess the reliability and analytical capabilities of the developed systems.

Main Methods:

Development of two microcomputer systems incorporating analog-to-digital (A/D) converters.
System 1: Used an inexpensive microcomputer and A/D converter with analog spike counting.

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System 2: Employed a more advanced microcomputer and A/D converter for digital spike counting and integration.

Main Results:

Both systems accurately and reliably indexed sympathetic nerve traffic.
The digital system enabled storage of nerve signals for advanced analysis.
The digital system facilitated comparison of multiple analyses on the same data set.

Conclusions:

Microcomputer-based systems offer effective tools for measuring sympathetic nerve activity.
Digital signal processing provides enhanced analytical flexibility and data management.
These systems improve the accuracy and potential for complex analysis of nerve traffic data.