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Surgical therapy for atrial fibrillation
1Division of Cardiothoracic Surgery, Washington University School of Medicine, St. Louis, MO.
Insights
A new surgical procedure effectively cures atrial fibrillation, restoring normal heart rhythm and preventing recurrence. This treatment is becoming the preferred option for patients with drug-resistant, symptomatic atrial fibrillation.
Area of Science:
- Cardiology
- Cardiac Surgery
- Electrophysiology
Background:
- Atrial fibrillation is the most common sustained heart rhythm irregularity.
- It leads to detrimental effects including palpitations, hemodynamic compromise, and thromboembolism.
- Current treatments for symptomatic atrial fibrillation are often insufficient.
Purpose of the Study:
- To present a surgical procedure developed over 12 years of research.
- To evaluate the efficacy of this procedure in curing atrial fibrillation and atrial flutter.
- To establish this surgery as a potential treatment of choice.
Main Methods:
- Development of a surgical technique over a 12-year period.
- Clinical investigation and application of the procedure in patients with paroxysmal and chronic atrial fibrillation.
- Assessment of procedural success in restoring sinus rhythm and atrial function.
Main Results:
- The surgical procedure successfully restored sinus rhythm in all treated patients.
- Atrial transport function was restored post-surgery.
- The recurrence of atrial fibrillation was prevented by the operation.
Conclusions:
- The developed surgical procedure offers a definitive cure for atrial fibrillation and atrial flutter.
- It effectively addresses the rhythm, hemodynamic, and thromboembolic sequelae of atrial fibrillation.
- This surgery is emerging as the preferred treatment for drug-refractory, symptomatic atrial fibrillation.
Abstract:
Atrial fibrillation is the most common sustained rhythm other than sinus rhythm encountered in clinical practice. There are three detrimental sequelae to the rhythm of atrial fibrillation, although the relative magnitude of the detriment varies from patient to patient. These include the sensation of the irregular heart beat, the hemodynamic compromise that is associated with the loss of atrial transport function, and the third is the risk of thromboembolism. Twelve years of experimental and clinical investigation have resulted in the development of a surgical procedure to cure patients with both paroxysmal and chronic atrial fibrillation, as well as atrial flutter. The operation is successful in restoring all patients to sinus rhythm, restoring atrial transport function, and in preventing the recurrence of atrial fibrillation. This procedure is becoming the treatment of choice in patients with drug-refractory, symptomatic atrial fibrillation.