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Efficacy of ablation for combining focal activation and stable high-frequent activity using continuous wavelet transform analysis in persistent Atrial Fibrillation

Efficacy of ablation for combining focal activation and stable high-frequent activity using continuous wavelet transform analysis in persistent Atrial Fibrillation - Efficacy of ablation for combining focal activation and stable high-frequent activity using continuous wavelet transform analysis in persistent Atrial Fibrillation

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000059696
Enrollment
147
Registered
2025-11-11
Start date
2025-03-31
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Atrial Fibrillation

Interventions

ablation for combining focal activation and stable high-frequent activity using continuous wavelet transform analysis no ablation for combining focal activation and stable high-frequent activity using

Sponsors

Tohoku Medical and Pharmaceutical University
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (1) Patients diagnosed with non-valvular persistent atrial fibrillation who are able to attend regular outpatient visits. (2) Patients aged 20 years or older at the time of obtaining consent (regardless of sex). (3) Patients who have provided written informed consent.

Exclusion criteria

Exclusion criteria: (1) Patients with a confirmed diagnosis of mitral stenosis. (2) Patients with prosthetic heart valves (mechanical or bioprosthetic). (3) Patients who have experienced a cardiovascular event (stroke, myocardial infarction, non-infarction cardiac intervention, or heart failure requiring hospitalization) or bleeding requiring hospitalization within one month prior to enrollment. (4) Patients diagnosed with a life expectancy of less than one year due to any disease. (5) Patients with left atrial thrombus. (6) Patients with a left atrial diameter greater than 55 mm. (7) Patients with a history of catheter ablation. (8) Patients unable to continue anticoagulant therapy. (9) Pregnant patients. (10) Patients with thyroid dysfunction requiring treatment. (11) Patients with active malignancy. (12) Patients deemed unsuitable for participation in the study by the attending physician.

Design outcomes

Primary

MeasureTime frame
The primary endpoint is the absence of atrial fibrillation without the use of antiarrhythmic drugs for one year after the procedure.

Countries

Japan

Contacts

Public ContactKoji Kumagai

Tohoku Medical and Pharmaceutical University Department of Cardiovascular Medicine

kkumagai4917@yahoo.co.jp022-259-1221

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026