persistent atrial fibrillation
Conditions
Interventions
experimental group:The "QMODE+" ablation mode is used to perform a "modified BOX lesion technique"
Sponsors
Yan'an Hospital, Kunming
Eligibility
Sex/Gender
All
Age
18 Years to 80 Years
Inclusion criteria
Inclusion criteria: (1) The subject voluntarily participates in the trial and signs the informed consent form. (2) Age>= 18 years and < 80 years. (3) Patients with persistent atrial fibrillation undergoing their first catheter ablation procedure. (4) Subjects able to communicate effectively with the investigators and comply with the trial requirements.
Exclusion criteria
Exclusion criteria: (1) History of prior cardiac surgery and/or AF ablation. (2) History of rheumatic valvular disease. (3) Ischemic stroke or transient ischemic attack (TIA) within the past 6 months. (4) Contraindications to anticoagulation therapy. (5) Inability to undergo or contraindications to esophageal endoscopy, such as acute esophageal perforation. (6) Left atrial diameter > 55 mm (as measured in the parasternal long-axis view on transthoracic echocardiography). (7) Patients unable to complete the procedure due to complications. (8) Pregnant or breastfeeding women, patients with severe epilepsy or mental disorders, and individuals with alcohol or drug dependency. (9) Subjects currently participating in other clinical trials involving drugs or devices. (10) Any abnormality or condition that the investigator deems should exclude the subject from enrollment in this study.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Newly developed esophageal ulcer.; | — |
Secondary
| Measure | Time frame |
|---|---|
| incidence of serious perioperative complications; | — |
Countries
China
Contacts
Public ContactShaolong Li
Yan'an Hospital, Kunming
Outcome results
None listed