Clinical Prognosis of Patients With Atrial Fibrillation During Radiofrequency Ablation

Centre Hospitalier Universitaire de Nīmes175 enrolled

Overview

Identify the parameters of the predictive isochronous map for the clinical outcome of radiofrequency ablation in terms of absence of documented atrial fibrillation recurrence at 18 months.

Study Type

INTERVENTIONAL

Allocation

Purpose

OTHER

Masking

NONE

Enrollment

175

Conditions

Atrial Fibrillation

Interventions

External electric cardioversionPROCEDURE

Three attempts (200-250 joules)

Eligibility

Sex: ALLMin age: 18 Years

Medical Language ↔ Plain English

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 is available for 18 month follow-up * The patient has paroxysmal or persistent atrial fibrillation 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 Early Study Exit Criteria: Patient does not have paroxysmal or persistent AF at the time of inclusion

Locations (2)

CHU Montpellier

Montpellier, France

CHU Nimes

Nîmes, France

Outcomes

Primary Outcomes

Atrial fibrillation relapse in non-reducible or non-inducible patients

Atrial fibrillation detected by routine or event-associated Holter examination

Time frame: Month 18

Secondary Outcomes

Atrial fibrillation relapse in non-reducible or non-inducible patients

Atrial fibrillation detected by routine or event-associated Holter examination

Time frame: Month 12

Arrhythmia occurrence in non-reducible or non-inducible patients

Arrhythmia, including atrial tachycardia detected by routine or event-associated Holter examination

Time frame: Month 12

Arrhythmia occurrence in non-reducible or non-inducible patients

Arrhythmia, including atrial tachycardia detected by routine or event-associated Holter examination

Time frame: Month 18

Identification of zones of low voltage on voltage maps in non-inducible patients

Yes/No

Time frame: Day 0

Identification of zones of anisochronic zones on voltage maps in non-inducible patients

Yes/No

Time frame: Day 0

Maximum variation of conduction speed in the same anatomic region in non-inducible patients

Time frame: Day 0

Decreasing velocities in the same anatomic region in non-inducible patients

Data from ClinicalTrials.gov

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