# Impact of Optimized Pacing Strategies on Clinical and Hemodynamic Outcomes in Heart Failure Patients With Pacemaker

> **NCT07563153** · NA · RECRUITING · sponsor: **Samsung Medical Center** · enrollment: 106 (estimated)

## Conditions studied

- Heart Failure
- Bradycardia

## Interventions

- **PROCEDURE:** Adjustment of the pacemaker/ICDs lower rate limit (LRL)
- **PROCEDURE:** Conventional lower rate (60bpm)

## Key facts

- **NCT ID:** NCT07563153
- **Lead sponsor:** Samsung Medical Center
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** RECRUITING
- **Start date:** 2025-12-18
- **Primary completion:** 2028-12-31
- **Final completion:** 2028-12-31
- **Target enrollment:** 106 (ESTIMATED)
- **Last updated:** 2026-05-01


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT07563153

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT07563153, "Impact of Optimized Pacing Strategies on Clinical and Hemodynamic Outcomes in Heart Failure Patients With Pacemaker". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT07563153. Licensed CC0.

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