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Related Experiment Videos

Cardiac pacing under hyperbaric conditions.

J M Kratz, J G Blackburn, R B Leman

    The Annals of Thoracic Surgery
    |July 1, 1983
    PubMed
    Summary
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    Temporary external pacemakers can fail in hyperbaric environments. Permanent pacemakers function reliably, suggesting a safe method for hyperbaric cardiac pacing using temporary leads with permanent devices.

    Area of Science:

    • Cardiovascular medicine
    • Biomedical engineering
    • Hyperbaric medicine

    Background:

    • Temporary external pacemakers have shown susceptibility to failure under hyperbaric conditions.
    • Understanding device reliability is crucial for patient safety in hyperbaric environments.

    Purpose of the Study:

    • To investigate the performance of cardiac pacing devices under hyperbaric conditions.
    • To identify reliable methods for external cardiac pacing in hyperbaric settings.

    Main Methods:

    • Testing of permanent hermetically sealed pacemakers and temporary external pacemakers under hyperbaric conditions.
    • Evaluation of the electrical characteristics of pacing leads in a hyperbaric environment.

    Main Results:

    Related Experiment Videos

  • Permanent hermetically sealed pacemakers demonstrated reliable function under hyperbaric conditions.
  • Several models of temporary external pacemakers exhibited failures in the hyperbaric environment.
  • The electrical properties of pacing leads remained unchanged under hyperbaric exposure.

    • Conclusions:

    • Permanent pacemakers are suitable for use in hyperbaric conditions.
    • Temporary external pacemakers are not reliable for hyperbaric use.
    • Safe external cardiac pacing in hyperbaric conditions can be achieved by connecting a permanent pacemaker to temporary external leads.