New pacing trick could pinpoint heart arrhythmia origins
NCT ID NCT06360003
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested whether a special pacing technique in the heart's right ventricle can more accurately predict where certain rapid heartbeats originate, compared to standard ECG criteria. Researchers enrolled about 200 patients undergoing catheter ablation for ventricular arrhythmias. The goal is to improve ablation success by better targeting the problem area, potentially reducing procedure time and complications.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- right ventricular outflow tract posterior septum pacing (a pacing procedure)
- What this could lead to
- If successful, this method could make catheter ablation for certain heart arrhythmias faster and more accurate, reducing procedure time and complications.
- What could go wrong
- This is a single-center study with a modest sample size, so results may not apply broadly. The pacing method is an indirect predictor and may still lead to incorrect ablation targets.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
-
Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
-
109 people
The number who actually took part.
- Started
-
Apr 2023
- Finished
-
May 2025
- Lead sponsor
-
Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
-
18 to 90 years
- Sex
-
Anyone
- Healthy volunteers
-
Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Sign informed consent form * Age more than 18 years old * Able to understand the purpose of the experiment, voluntarily participate, willing to complete follow-up according to the requirement of the experimental protocol. Exclusion Criteria: * Severe cardiopulmonary, liver and kidney dysfunction, and inability to tolerate surgery due to coagulation dysfunction * Viral myocarditis, myocardial infarction or stroke with a course of less than six months * Simultaneously accompanied by malignant tumours, with an expected lifespan of less than or equal to 1 year * Severe thoracic deformity * Advanced age (more than 90 years old) * Other situations that the researcher deems unsuitable for participation in the study
Get updates
Get notified about this study
Sign up to get updates when this study changes or when new studies for Radio frequency catheter ablation are added.
Genom att skicka in godkänner du våra Användarvillkor
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
-
Second Affiliated Hospital and Yuying Children's Hospital of Wenzhou Medical University
Wenzhou, Zhejiang, 325000, China