A Study of the THERMOCOOL SMARTTOUCH Surround Flow (SF) Catheter With the TRUPULSE Generator for Treatment of Drug Refractory Symptomatic PAFOUS

Inclusion Criteria:: * Diagnosed with Symptomatic PAF (Physician's note indicating recurrent self-terminating AF). At least one (1) electrocardiographically documented AF episode within twelve (12) months prior to enrollment. Electrocardiographic documentation may include, but is not limited to, electrocardiogram (ECG), Holter monitor, or other electrocardiographical devices accepted by investigators * Failed at least one (1) Class I or Class III Antiarrhythmic Drug (AAD) as evidenced by recurrent symptomatic AF or has intolerable side effects or is contraindicated to the Class I or Class III AAD * Able and willing to comply with all pre-procedure, post-procedure, and follow-up testing and visit requirements * Willing and capable of providing consent Exclusion Criteria: * AF secondary to electrolyte imbalance, thyroid disease, or reversible or non-cardiac cause (e.g., untreated documented obstructive sleep apnea and acute alcohol toxicity) * Previous LA ablation or surgery * Patients known to require ablation outside the PV region (atrioventricular reentrant tachycardia, atrioventricular nodal reentry tachycardia, atrial tachycardia, atrial flutter of unknown origin, ventricular tachycardia and Wolff-Parkinson-White) * Previously diagnosed with persistent AF (\> 7 days in duration) * Severe dilatation of the LA (documented LAD \>50mm antero-posterior diameter on imaging within 6 months prior to enrollment * Documented left atrium (LA) thrombus within 48 hours prior to the …