Tiny pacemaker, big promise: could a leadless device simplify heart pacing?

NCT ID NCT07638995

Recruiting now Disease control Sponsor: Northwell Health Source: ClinicalTrials.gov ↗

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

Summary

This study is testing a small, leadless pacemaker placed in the heart's upper chamber (atrium) for people with sinus node dysfunction, a condition where the heart's natural pacemaker doesn't work properly. Participants receive the Aveir AR pacemaker and a loop recorder to track heart rhythms. The goal is to see how often new atrial fibrillation occurs and whether a more complex two-chamber pacemaker becomes necessary over time.

What this could mean

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

Active substance: Aveir AR leadless pacemaker (Abbott)
What this could lead to: If successful, this approach could offer a less invasive pacing option for sinus node dysfunction, potentially reducing complications and preserving battery life compared to dual-chamber systems.
What could go wrong: This is a small, early-stage study with only 50 participants, so results may not apply broadly. Risks include device-related complications, new atrial fibrillation, or the need for a more complex dual-chamber system later.

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.

atrial fibrillation sick sinus syndrome

As listed by the trial registrant

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

ATRIAL FIBRILLATION

Contacts and locations

Locations

Huntington Hospital
RECRUITING

Huntington, New York, 11743, United States
Lenox Hill Hospital
RECRUITING

New York, New York, 10075, United States
Long Island Jewish Medical Center
RECRUITING

New Hyde Park, New York, 11040, United States
North Shore University Hospital
RECRUITING

Manhasset, New York, 11030, United States
South Shore University Hospital
RECRUITING

Bay Shore, New York, 11706, United States
Staten Island University Hospital
RECRUITING

Staten Island, New York, 10305, United States

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