Related Experiment Videos
Ventricular output failure in a DDD permanent pacemaker associated with increased atrial output
1Department of Electrophysiology, Rush-Presbyterian-St Luke's Medical Center, Chicago, Illinois, USA.
Pacing and Clinical Electrophysiology : PACE
|December 11, 1997
Summary
A rare pacemaker issue causing ventricular output failure after atrial pacing was previously seen in Medtronic Synergyst devices. This report details a similar problem in a Medtronic Symbios pacemaker, highlighting a potential risk for bradyarrhythmia.
Area of Science:
- Cardiology
- Biomedical Engineering
- Medical Device Technology
Background:
- Ventricular output failure in DDD pacemaker systems has been linked to increased atrial output with low atrial lead impedance.
- This phenomenon, observed in Medtronic Synergyst/Synergyst II devices, occurs post-atrial pacing.
- It poses a risk of significant bradyarrhythmia or ventricular asystole in pacemaker-dependent individuals.