# Left Bundle Branch Pacing on Outcomes and Ventricular Remodeling in Biventricular CRT Nonresponders

> **NCT05760924** · NA · RECRUITING · sponsor: **Tomsk National Research Medical Center of the Russian Academy of Sciences** · enrollment: 30 (estimated)

## Conditions studied

- Heart Failure
- Left Bundle-Branch Block
- Ischemic Cardiomyopathy
- Non-ischemic Dilated Cardiomyopathy
- Left Ventricular Dysfunction
- Left Ventricle Remodeling

## Interventions

- **DEVICE:** Cardiac Resynchronization Therapy Devices with Defibrillator Function (CRT-D) or CRT-D Leads Replacement
- **DEVICE:** CRT-D or CRT-D Leads Replacement with New Lead Implantation to Left Bundle Branch and Inactivation of Conventional Right and Left Ventricular Pacing
- **DEVICE:** CRT-D or CRT-D Leads Replacement with New Lead Implantation to Left Bundle Branch and Inactivation of Conventional Right Ventricular Pacing

## Key facts

- **NCT ID:** NCT05760924
- **Lead sponsor:** Tomsk National Research Medical Center of the Russian Academy of Sciences
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2024-11-01
- **Primary completion:** 2028-06-01
- **Final completion:** 2028-09-01
- **Target enrollment:** 30 (ESTIMATED)
- **Last updated:** 2024-11-22


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05760924

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05760924, "Left Bundle Branch Pacing on Outcomes and Ventricular Remodeling in Biventricular CRT Nonresponders". Retrieved via AI Analytics 2026-05-28 from https://api.ai-analytics.org/clinical/NCT05760924. Licensed CC0.

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