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A fluidically controlled ventilator for bronchoscopy

D G Ross, H J Manson

    British Journal of Anaesthesia
    |February 1, 1976
    PubMed
    Summary
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    A novel time-cycled device offers controlled ventilation for bronchoscopes using a fluidic element. This simple, low-cost system provides both manual and automatic modes for precise respiratory support.

    Area of Science:

    • Medical Devices
    • Respiratory Technology
    • Fluidics Engineering

    Background:

    • Bronchoscopy requires precise control of ventilation during procedures.
    • Existing ventilating systems can be complex and costly.

    Purpose of the Study:

    • To develop a simple, cost-effective time-cycled device for bronchoscope ventilation.
    • To offer both manual and automatic control modes for enhanced flexibility.

    Main Methods:

    • Utilized an oscillating, fluidic, bistable element for oxygen supply control.
    • Integrated manual and automatic operational modes.
    • Enabled control over inflation pressure and respiratory rate.

    Main Results:

    • The device demonstrated a simple construction with a low component count.

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  • Achieved controlled high-pressure oxygen supply to the bronchoscope ejector.
  • Offered adjustable inflation pressure and respiratory rate settings.

    • Conclusions:

    • The developed device provides a simple, low-cost solution for ventilating bronchoscopes.
    • Its design facilitates ease of use and maintenance.
    • Offers reliable respiratory support with adjustable parameters.