Plain-English translation of NCT07434193 on ClinicalTrials.gov ↗ · Source last updated · Translation generated · How we translate trials
This study doesn't follow the usual testing phases — it may be an observational study or a different type of research.
Some patients develop an abnormal heart rhythm pattern called left bundle branch block after undergoing transcatheter aortic valve implantation (a minimally invasive procedure to replace a narrowed aortic valve). This trial is testing whether implanting a cardiac resynchronization therapy device—a specialized pacemaker that helps both sides of the heart beat in better coordination—shortly after the valve procedure can help the heart recover its strength and reduce hospitalizations.
When the left bundle branch block develops after aortic valve replacement, the heart's two main pumping chambers fall out of sync, which can weaken the heart's overall function. Researchers want to know if implanting this coordinating pacemaker early on can prevent lasting heart damage and improve outcomes for these patients.
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If you qualify and are randomly assigned to receive the pacemaker device, you will have it implanted during a brief outpatient procedure within days of your aortic valve surgery. You will then return for follow-up visits to monitor your heart's recovery, with the main focus being on tracking hospitalizations and health outcomes over one year. The study will compare your heart's recovery to patients who receive standard care without the pacemaker device implanted early on.
AI-generated summary from trial data · Jun 11, 2026 · Not medical advice
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