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Updated: Jul 31, 2025
Catheter Ablation in Combination With Left Atrial Appendage Closure for Atrial Fibrillation
Published on: February 26, 2013
Appropriate use criteria of left atrial appendage closure devices: latest evidences
Fabrizio Guarracini1, Eleonora Bonvicini1, Alberto Preda2
1Department of Cardiology, S. Chiara Hospital, Trento, Italy.
Insights
Left atrial appendage closure offers a safe alternative to anticoagulation for atrial fibrillation patients at high risk of bleeding. This minimally invasive procedure is effective, with outcomes improving due to better imaging and operator experience.
Area of Science:
- Cardiology
- Medical Devices
- Interventional Procedures
Background:
- Atrial fibrillation (AF) is a prevalent arrhythmia associated with a significant stroke risk.
- Anticoagulation therapy reduces stroke risk but increases the likelihood of hemorrhagic events.
- Left atrial appendage (LAA) closure presents an alternative for AF patients with high bleeding risk.
Purpose of the Study:
- To evaluate the safety and efficacy of percutaneous left atrial appendage closure (LAAC) as an alternative to long-term anticoagulation.
- To highlight the advancements in devices and techniques for LAAC procedures.
Main Methods:
- Review of current literature and clinical practices regarding LAAC.
- Analysis of procedural outcomes associated with different LAAC devices.
- Emphasis on the role of preprocedural imaging and operator experience.
Main Results:
- Percutaneous LAAC has emerged as a safe and effective procedure for stroke risk reduction in AF patients.
- Newer devices with enhanced features are continually being introduced.
- Improvements in imaging and operator learning curves contribute to procedural success.
Conclusions:
- Left atrial appendage closure is a viable option for patients with atrial fibrillation and high hemorrhagic risk.
- Optimizing LAAC requires a thorough understanding of device variations and implantation techniques.
- Continued advancements aim to further reduce complications during and after the procedure.
Abstract:
Atrial fibrillation is the most common arrythmia and it is linked to an increased risk of stroke. Even if anticoagulation therapy reduces the rate of stroke the benefits of this therapy have to be balanced with the increased risk of hemorrhagic event. Left atrial appendage closure is a valid alternative to long-term anticoagulation in patients with atrial fibrillation and high hemorrhagic risk. Actually new devices with different features have been tested and introduced progressively in the clinical practice. Improvements in preprocedural imaging evaluation and the learning curve of the operators led to percutaneous left atrial appendage closure a safe and effective procedure. A good knowledge of different devices and the technique of implant is necessary for optimization percutaneous left atrial appendage closure and the reduction of complications during the acute phase and follow up.
