Heart pacing study aims to Fine-Tune electrical signals

NCT ID NCT03008291

Recruiting now Knowledge-focused Sponsor: Yong-Mei Cha Source: ClinicalTrials.gov ↗

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study looks at how a special pacing method called His bundle pacing affects the heart's electrical activity in 80 people with bradycardia (slow heart rate) or heart failure. Researchers will take extra measurements during standard pacemaker implantation to see if this technique can normalize electrical conduction. The goal is to better understand how to pace the heart more naturally.

What this could mean

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

Active substance: His bundle pacing and left bundle area pacing (procedures)
What this could lead to: If successful, this could lead to better pacing techniques that improve heart function in people with heart failure or slow heart rates.
What could go wrong: This is an early-stage, small study (80 participants) focused on measurements, not treatment outcomes. The findings may not lead to direct benefits or apply to all patients.

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Conditions

The condition(s) this trial relates to.

atrioventricular block Bradycardia heart failure

As listed by the trial registrant

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

BRADYCARDIA HEART FAILURE

Contacts and locations

Locations

Mayo Clinic
RECRUITING

Rochester, Minnesota, 55905, United States

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