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An interactive microcomputer-based graphics system for analysis of cardiodynamic function.

J Y Kresh, S K Brockman

    Computers in Biology and Medicine
    |January 1, 1984
    PubMed
    Summary
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    A new microcomputer system offers cost-effective, on-line data acquisition and analysis for cardiovascular research. It simplifies physiological measurements and control using Extended BASIC, benefiting researchers in hemodynamic and cardiodynamic assessments.

    Area of Science:

    • Biomedical Engineering
    • Cardiovascular Research
    • Medical Informatics

    Background:

    • Cardiovascular research requires precise measurement of hemodynamic and cardiodynamic functions.
    • Existing systems for physiological data acquisition and analysis can be costly and complex.
    • A need exists for accessible, user-friendly systems in laboratory environments.

    Purpose of the Study:

    • To design and implement a modular, microcomputer-based system for on-line data acquisition and analysis.
    • To provide a cost-effective solution for cardiovascular research laboratories.
    • To enable simple physiological measurement and control for researchers.

    Main Methods:

    • Development of an interactive, menu-driven microcomputer system.
    • Utilized a low-cost commercial desk-top graphics computer with modular construction.

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  • Employed Extended BASIC language with "CALL" statements for operations.

    • Main Results:

    • Successfully implemented a system for routine measurements of pressure and flow.
    • Integrated measurement of regional and global left ventricular chamber dimensions.
    • The modular software design facilitates "human-engineered" ease of use.

    Conclusions:

    • The developed system offers a simple, cost-effective solution for on-line data acquisition and analysis in cardiovascular research.
    • Extended BASIC provides casual users with effective tools for physiological data handling and display.
    • The system enhances the capability of researchers to perform complex hemodynamic and cardiodynamic assessments.