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A pneumatically driven pump for constant perfusion manometry

J Dent, J Culross, J M Morris

    The Australian Journal of Experimental Biology and Medical Science
    |June 1, 1977
    PubMed
    Summary
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    A new pneumatically driven pump offers superior performance for esophageal manometry compared to traditional syringe pumps. This innovative device requires lower flow settings and less frequent refilling, improving the manometry procedure.

    Area of Science:

    • Gastroenterology
    • Medical Devices
    • Physiology

    Background:

    • Syringe pumps are standard for constant perfusion esophageal manometry.
    • Existing syringe pumps have significant technical limitations for this application.

    Purpose of the Study:

    • To introduce and evaluate a novel pneumatically driven perfusion pump designed for esophageal manometry.
    • To compare the performance of the new pump against traditional syringe pumps.

    Main Methods:

    • A pneumatically driven perfusion pump was specifically engineered for esophageal manometry.
    • Performance was assessed based on flow rate requirements and operational convenience.

    Main Results:

    • The new pump achieved desired pressure rise rates using less than one-third the flow setting of a syringe pump.

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  • The pneumatic pump demonstrated ease of operation and required infrequent refilling.

    • Conclusions:

    • The pneumatically driven pump is a superior alternative to syringe pumps for constant perfusion manometry.
    • This novel device offers practical advantages, including efficiency and reduced maintenance, for esophageal manometry procedures.