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Clinical study of atrial matrix and treatment strategy after radiofrequency ablation of atrial fibrillation

Clinical study of atrial matrix and treatment strategy after radiofrequency ablation of atrial fibrillation

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500096196
Enrollment
Unknown
Registered
2025-01-20
Start date
2025-02-01
Completion date
Unknown
Last updated
2025-01-27

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

Conditions

Atrial Fibrillation

Interventions

Sponsors

The First People’s Hospital of Yunnan Province
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Part I (1) Men aged 18-80 years (including 18 and 80 years) or women who are not pregnant or breastfeeding; (2) paroxysmal atrial fibrillation that meets the 2023 ESC AF Management Guidelines recommendation for radiofrequency catheter ablation and receives catheter ablation; (3) Combined Tachychronic syndrome: (1) holter electrocardiogram showed sinus arrest for more than 2 seconds; (2) Holter ECG showed sinus arrest greater than 3 seconds after atrial fibrillation termination; (3) Holter ECG showed an average heart rate of less than 45 beats/min; (4) Fully aware of the study, willing to participate in the study and sign the informed consent. Part Two: (1) Men aged 18-80 years (including 18 and 80 years) or women who are not pregnant or breastfeeding; (2) Persistent atrial fibrillation; (3) Fully aware of the study, willing to participate in the study and sign the informed consent.

Exclusion criteria

Exclusion criteria: 1. Part I (1) Patients with a life expectancy of less than 2 years due to non-cardiovascular factors; (2) Atrial fibrillation occurs as reversible (electrolyte disturbance, uncontrolled hyperthyroidism, vasovagal reflex, etc.); (3) Previous history of atrial fibrillation ablation; (4) Left atrial diameter greater than 55mm; (5) History of complex structural heart disease; (6) There are radiofrequency ablation, antiarrhythmic or anticoagulation contraindications; (7) Severe hepatic and renal insufficiency; (8) Pregnant or lactating women; (9) any circumstances that the investigator considers likely to cause the patient to be unable to complete the study; (10) Participate in other studies. Part II (1) Patients with a life expectancy of less than 2 years due to non-cardiovascular factors; (2) Atrial fibrillation occurs as reversible (electrolyte disturbance, uncontrolled hyperthyroidism, vasovagal reflex, etc.); (3) History of complex structural heart disease; (4) Severe hepatic and renal insufficiency; (5) Pregnant or lactating women.

Design outcomes

Primary

MeasureTime frame
Sinus arrest;Pacemaker implantation;

Countries

China

Contacts

Public ContactJie Fan

The First People’s Hospital of Yunnan Province

fanj913@sina.com+86 136 0881 1433

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026