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Robotic Ablation of Atrial Fibrillation
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Sequential hybrid procedure for persistent atrial fibrillation.

Alan Bulava1, Ales Mokracek2, Jiri Hanis3

  • 1Department of Cardiology, Ceske Budejovice Hospital, Ceske Budejovice, Czech Republic (A.B., J.H., M.E., L.P.) Faculty of Health and Social Studies, University of South Bohemia, Ceske Budejovice, Czech Republic (A.B., A.M., M.E.).

Journal of the American Heart Association
|March 27, 2015
PubMed
Summary
This summary is machine-generated.

The staged hybrid ablation effectively treats persistent atrial fibrillation, achieving high success rates for maintaining normal sinus rhythm. This combined surgical and catheter approach improves outcomes compared to standalone procedures.

Keywords:
hybrid approachpersistent atrial fibrillationradiofrequency ablationsequentialsurgical treatment

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Area of Science:

  • Cardiology
  • Cardiac Electrophysiology
  • Minimally Invasive Surgery

Background:

  • Persistent atrial fibrillation (AF) ablation often has high failure rates.
  • The hybrid approach combines surgical and catheter ablation to overcome individual procedure limitations.
  • This study focuses on a sequential (staged) hybrid method for long-standing persistent AF.

Purpose of the Study:

  • To evaluate the effectiveness and safety of a sequential hybrid epicardial-endocardial ablation for persistent atrial fibrillation.
  • To assess the long-term maintenance of normal sinus rhythm after the hybrid procedure.

Main Methods:

  • A sequential hybrid approach involving thoracoscopic radiofrequency ablation followed by catheter ablation 6-8 weeks later.
  • Utilized the CARTO 3 mapping system for the catheter ablation phase.
  • Prospective follow-up of 50 consecutive patients with long-standing persistent AF and left atrial dilation.

Main Results:

  • 94% of patients (47/50) maintained normal sinus rhythm at 12 months post-hybrid ablation.
  • Pulmonary vein isolation was achieved in 72% of patients during the electrophysiology study.
  • The surgical component had a 13.7% major complication rate; the catheter component had no serious adverse events.

Conclusions:

  • The staged hybrid epicardial-endocardial treatment is highly effective for maintaining sinus rhythm in long-standing persistent AF.
  • This approach offers superior outcomes compared to catheter or surgical ablation alone.
  • Durable transmural lesions are crucial for long-term success, which may be better achieved with the combined approach.