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Long-term atrial pacing for sinus node disease with output-terminal programmagle pacemakers.
The Journal of Thoracic and Cardiovascular Surgery
|August 1, 1979
Summary
New pacemakers allow safe long-term atrial pacing for sinus node disease, improving cardiac performance. This approach offers an alternative to ventricular pacing, with options for backup pacing if needed.
Area of Science:
- Cardiology
- Biomedical Engineering
Background:
- Long-term transvenous atrial pacing offers benefits for sinus node disease but faces challenges.
- Conventional ventricular pacing is often preferred due to atrial electrode instability.
Purpose of the Study:
- To evaluate a new programmable pacemaker for atrial pacing in sinus node disease.
- To assess the feasibility and safety of atrial pacing with this novel device.
Main Methods:
- Seven patients with symptomatic sinus node disease underwent atrial pacing using a new programmable pacemaker.
- The device allowed for noninvasive reprogramming to ventricular pacing if atrial pacing failed.
Main Results:
- Atrial pacing was successfully instituted in seven patients, demonstrating improved cardiac performance.
- Reprogramming to ventricular pacing was successfully performed in two patients experiencing complications (AV block, electrode displacement).
Conclusions:
- A new programmable pacemaker effectively circumvents complications associated with traditional atrial pacing.
- This technology enables the benefits of atrial pacing for sinus node disease with a safe fallback to ventricular pacing.