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Related Experiment Videos

Routine reduction of pulse generator voltage.

L Gould1, R Betzu, D Judge

  • 1Methodist Hospital, Brooklyn, New York.

Angiology
|May 1, 1988
PubMed
Summary
This summary is machine-generated.

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Porous-tip electrodes in pacemakers significantly advance pacing technology. Reprogramming pulse generators to 2.5 volts extends device life by 3-5 years, improving cost-effectiveness.

Area of Science:

  • Cardiology
  • Biomedical Engineering
  • Medical Devices

Background:

  • Porous-tip endocardial electrodes represent an advancement in pacemaker technology.
  • CPI model 531 programmable pulse generators were utilized in this study.
  • The study focused on 38 patients with unipolar tined CPI porous endocardial electrodes.

Purpose of the Study:

  • To evaluate the performance and long-term effects of porous-tip electrodes in pacemaker patients.
  • To assess the impact of reprogramming pulse generators to a lower voltage on device longevity and cost-effectiveness.

Main Methods:

  • Thirty-eight patients with CPI porous endocardial electrodes and programmable pulse generators were monitored.
  • Pulse width threshold (PWT) was measured at implantation, six months, and one year post-implantation.

Related Experiment Videos

  • Pulse generators were reprogrammed from 5 volts to 2.5 volts.

    • Main Results:

    • Mean PWT at implantation was 0.06 ms at 5V and 0.092 ms at 2.5V.
    • Six months post-implantation, mean PWT was 0.076 ms at 5V and 0.178 ms at 2.5V.
    • One year post-implantation, mean PWT at 2.5V was 0.156 ms.
    • Reprogramming to 2.5V extended pulse generator life to 3-5 years.

    Conclusions:

    • Porous-tip electrodes are effective in pacemaker systems.
    • Lowering pulse generator voltage to 2.5V significantly prolongs battery life.
    • Reprogramming to 2.5V enhances the cost-effectiveness of pacemaker therapy.