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Arrhythmia control by cardiac stimulation

G Critelli, G Grassi, L Adinolfi

    European Journal of Cardiology
    |January 1, 1981
    PubMed
    Summary
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    New radiofrequency devices offer promising control for tachyarrhythmias. These patient-triggered and automatic systems provide synchronized stimulation to interrupt abnormal heart rhythms effectively.

    Area of Science:

    • Cardiology
    • Electrophysiology
    • Medical Devices

    Background:

    • Tachyarrhythmias pose significant clinical challenges.
    • Programmed electrical stimulation offers a therapeutic approach.
    • Existing methods for tachycardia control have limitations.

    Purpose of the Study:

    • To introduce novel radiofrequency-based devices for tachyarrhythmia management.
    • To evaluate the efficacy of patient-triggered and automatic stimulation systems.
    • To assess the applicability of these devices in clinical settings.

    Main Methods:

    • Description of two patient-triggered radiofrequency stimulation devices.
    • Introduction of a third, fully automatic, rate-discriminating device for cardiologic departments.

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  • Application of these devices in a cohort of 12 patients with various tachyarrhythmias.

    • Main Results:

    • Successful treatment of 8 patients with paroxysmal supraventricular tachycardia (including Wolff-Parkinson-White syndrome, intranodal reentry, and brady-tachy syndromes).
    • Effective management of 2 patients with ventricular recurrent tachycardia.
    • Treatment of 1 patient with atrial flutter and 1 with iterative junctional tachycardia.
    • Follow-up periods ranged from 3 months to 6 years.

    Conclusions:

    • Radiofrequency-based programmed stimulation devices demonstrate potential for controlling diverse tachyarrhythmias.
    • Both patient-activated and automatic systems show promise in clinical application.
    • These novel devices represent an encouraging advancement in the management of tachyarrhythmias.