| Patients age ≥ 18 years |
| Paroxysmal AF (AF that terminates spontaneously or with intervention within 7 days of onset) |
| Symptomatic and drug refractory (at least one anti-arrhythmic) AF |
| At least three episodes of AF must have been documented by ECG or Holter before the procedure |
| Patients must be on continuous anticoagulation with warfarin (INR 2–3) for > 4 weeks prior to the ablation |
| Patients must be able and willing to provide written informed consent to the procedure |
| Exclusion criteria |
| Previous abdominal surgical procedures |
| History of either acute or chronic neuropathies |
| Usage of drugs that affect gastrointestinal motility |
| Persistent or permanent AF |
| Inadequate anticoagulation as defined in the inclusion criteria |
| Left atrial thrombus on transoesophageal echo prior to the procedure |
| Contra-indications to any anticoagulant |
| Previous AF ablation procedure |
| Left atrial size > 55 mm |
| Left ventricular ejection fraction < 30% |
| Congestive heart failure with New York Heart Association class IV |
