NCT05996159Recruiting
Pulmonary Vein Isolation Strategy of Very High Power Short Duration in Patients With Paroxysmal Atrial Fibrillation
Pulmonary Vein Isolation Strategy of Very High Power Short Duration in Patients With Paroxysmal Atrial Fibrillation: Q-INDEX Trial
Source: ClinicalTrials.gov · Last updated 20 May 2026
Brief summary (registry, in English)
This study aims to investigate the effect of reducing ablation time for a hybrid approach of vHPSD and AI-guided ablation using the QDOT Micro catheter in PVI among patients with PAF.
- Status (registry)
- Recruiting
- Study type
- Interventional
- Enrollment
- 150 (estimated)
- First submitted
- 1 Aug 2023
- Start date
- 7 Nov 2023
- Primary completion date
- 30 Jul 2026
- Lead sponsor
- Seoul National University Hospital
- Diseases
- Atrial fibrillation
- NCT number
- NCT05996159
What you commit to
- Study type: Interventional
- Planned participants: 150
- From 7 Nov 2023 to the primary completion date, 30 Jul 2026
- 1 site in 1 country
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study design.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Prior treatment
- Patients with previous ablation or surgery for AF
- Patients with intracardiac thrombus or thromboembolic events within the previous 90 days
- Patients with cardiac surgery or acute coronary syndrome within the previous 90 days
Lab values
- Patients with left ventricular ejection fraction less than 35%
Age
- Aged less than 19 years
Other
- Patients with persistent AF
- Patients with contraindication(s) for using oral anticoagulants
- Patients with LA anteroposterior diameter of more than 55 mm
- Pregnants or those who plan to become pregnant during the study
- Life expectancy less than a year
Who the study is looking for
- Patients undergoing PVI for PAF
Age in the registry: 19 years to - · Sex: All · Does not accept healthy volunteers
Sites (1)
Sites in registry order. Save your city in your profile to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| Seoul National University Hospital Coordinator of this site? Confirm its status | Seoul | South Korea | Recruiting |
This page is information, not medical advice. Discuss any trial with your doctor.