Ablation of Anisochronous Zones vs Spatio-temporal Dispersal Zones With Antral Electrical Isolation During Radiofrequency Treatment of Paroxysmal or Persistent Atrial Fibrillation

Inclusion Criteria: * The patient must have given their free and informed consent and signed the consent form * The patient must be a member or beneficiary of a health insurance plan * The patient is at least 18 years old * The patient has paroxysmal or persistent atrial fibrillation * The patient is available for 18 month follow-up Exclusion Criteria: * The subject is participating in a category 1 interventional study, or is in a period of exclusion determined by a previous study * The subject refuses to sign the consent * It is impossible to give the subject informed information * The patient is under safeguard of justice or state guardianship * The patient is pregnant or breastfeeding * Sinus rhythm has not been able to be determined using external electric cardioversion * Patient not susceptible to atrial fibrillation following wide antrum circle ablation * The subject has already been included in the study (patients cannot be included more than once)