Heart procedure upgrade: could extra ablation stop AFib return?
NCT ID NCT07191626
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study compares two heart procedures for people with paroxysmal atrial fibrillation (AFib), a condition where the heart beats irregularly. One group gets standard ablation to isolate the pulmonary veins, while the other also gets ablation of the superior vena cava using pulsed field energy. Researchers will track 650 participants for 12 months to see if the extra step reduces AFib recurrence without causing more complications.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- Pulsed field ablation procedure
- What this could lead to
- If successful, this could offer a more effective ablation strategy for paroxysmal atrial fibrillation, reducing the chance of irregular heartbeats returning.
- What could go wrong
- This is an early-stage trial with 12-month follow-up, so long-term benefits are unknown. Adding extra ablation may increase risks like nerve injury or heart rhythm problems.
This is an AI summary of the original study and may miss details. Read our disclaimer.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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The First Affiliated Hospital of Naval Medical University (Shanghai Changhai Hospital). No. 168, Changhai Road, Yangpu District, Shanghai, China.
Shanghai, Shanghai Municipality, 200040, China
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Ablation without X-Rays: a new way to fix irregular heartbeats?
- Could a bigger balloon tame the Heart's electrical chaos?
- Can a new heart ablation technique work without x-rays?
- Could a gentle sedation cocktail replace general anesthesia for heart ablation?
- Can a new freezing balloon tame a fluttering heart as well as the old one?
- Heart signals may reveal if a common AFib procedure will last