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Related Experiment Videos

Trans-esophageal pacing.

H R Andersen, P Pless

    Pacing and Clinical Electrophysiology : PACE
    |July 1, 1983
    PubMed
    Summary
    This summary is machine-generated.

    A novel trans-esophageal pacing lead enables noninvasive heart pacing from the esophagus. This new method allows quick, comfortable atrial or ventricular pacing by physicians without specialized training.

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    Area of Science:

    • Cardiology
    • Biomedical Engineering
    • Medical Devices

    Background:

    • Trans-esophageal pacing offers a less invasive alternative for cardiac pacing.
    • Current methods may require specialized equipment or expertise for electrode placement.
    • There is a need for simpler, more accessible trans-esophageal pacing solutions.

    Purpose of the Study:

    • To introduce and evaluate a novel lead-electrode system for trans-esophageal cardiac pacing.
    • To assess the feasibility and safety of pacing the human heart via the esophagus using the new lead.
    • To determine if the new lead facilitates accurate electrode positioning for effective pacing.

    Main Methods:

    • Development of a new lead-electrode designed for esophageal placement.
    • Utilized a gastric balloon for precise electrode positioning within the esophagus.

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  • Tested the lead-electrode system on 13 healthy volunteers for both atrial and ventricular pacing.
  • Measured pacing effectiveness using standard current intensities comparable to temporary pacing electrodes.

    • Main Results:

    • The new lead-electrode system enabled effective trans-esophageal pacing of both atria and ventricles.
    • Electrode positioning was achieved accurately using the integrated gastric balloon, without additional equipment.
    • Pacing was performed using current intensities similar to conventional temporary pacing electrodes.
    • All 13 volunteers tolerated both atrial and ventricular pacing without discomfort.

    Conclusions:

    • The developed lead-electrode represents a significant advancement in trans-esophageal cardiac pacing.
    • This innovative system simplifies the procedure, making it accessible for non-specialized physicians.
    • It expands diagnostic and therapeutic applications for noninvasive trans-esophageal pacing techniques.