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A leadless pacemaker matched with a vasovagal syncope: how long can it last?
Mohamed ElRefai1,2, Christina Menexi1, Mohamed Abouelasaad1
1Cardiac Rhythm Management Research Department, University Hospital Southampton NHS Foundation Trust, Southampton, UK.
Pacing and Clinical Electrophysiology : PACE
|June 12, 2022
Summary
Leadless pacemakers (LPs) show promising battery longevity in vasovagal syncope (VVS) patients, lasting over 15 years. This offers a viable alternative to traditional pacing for VVS, though longer-term data is still needed.
Area of Science:
- Cardiology
- Medical Devices
- Electrophysiology
Background:
- Cardiac pacing is recommended for frequent vasovagal syncope (VVS) episodes.
- Leadless pacemakers (LPs) are a safe and effective alternative to transvenous pacing for VVS.
- Concerns exist regarding LP battery longevity in younger patients requiring long-term therapy.
Purpose of the Study:
- To evaluate the battery longevity of LPs in patients with VVS.
- To compare LP battery performance in VVS patients versus those with other pacing indications.
Main Methods:
- Retrospective analysis of 100 LPs implanted at a UK tertiary cardiac center.
- Collected demographical and device data at implant and follow-up.
- Compared LP battery life in VVS patients to patients with other pacing indications.
Main Results:
- 14% of patients had VVS; 84% had other indications.
- Mean age for VVS patients was 34 ± 13 years; for others, 62 ± 20 years.
- Estimated battery life was 15.22 ± 0.35 years for VVS and 13.65 ± 2.97 years for other indications (p=0.04). No complications in the VVS group.
Conclusions:
- LPs offer promising short/intermediate-term battery performance for VVS patients.
- LPs are a viable pacing option for vasovagal syncope.
- Longer-term follow-up is necessary to confirm true battery potential in this cohort.
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