Smart vest could help doctors place pacemaker leads more accurately

NCT ID NCT06509763

Completed Knowledge-focused Sponsor: Hospital Clinic of Barcelona Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested a special vest that creates detailed maps of the heart's electrical activity without any needles or surgery. Researchers used it during pacemaker lead implantation in 50 patients to see if it could confirm when the lead was in the right spot. The goal was to validate existing ECG criteria for left bundle branch pacing, which may help improve outcomes for people needing cardiac resynchronization therapy.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: ECGI system (non-invasive mapping vest)
What this could lead to: If successful, this could improve how doctors confirm correct lead placement during pacemaker implants, potentially making the procedure more reliable.
What could go wrong: This is a small, completed validation study, not a treatment trial. The findings may not change practice without larger confirmatory studies.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

CARDIAC RESYNCHRONIZATION THERAPY

Contacts and locations

Locations

Hospital Clinic de Barcelona

Barcelona, Spain

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