Clinical trial Recruiting at 1 site Observational Ages 18 to 100

Impact of Different Pacing Sites in Patients with Bradyarrhythmias and Heart Failure

Official title: Clinical Study of Impact of Different Pacing Site in Patients

Run by Second Affiliated Hospital, Zhejiang University, School of Medicine · NCT04931550 · Data updated 2026-11-12

This study is trying to see if pacing the heart from different spots can help people with slow heartbeats and heart failure feel better and have better long-term results.

More Heart Failure trials

Quick facts

Study typeObservational
Ages18 Years to 100 Years
SexAll
Enrollment600 (estimated)
SponsorSecond Affiliated Hospital, Zhejiang University, School of Medicine
Academic / other
Locations1 site (Hangzhou, Zhejiang)
StatusRecruiting
StartedAugust 1, 2020
Main results expectedDecember 2025
Study endsDecember 2026
Registry record updatedJanuary 31, 2023
Trial IDNCT04931550 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates include patients who have received pacemaker implantation at the Second Hospital of Zhejiang Medical University and can understand and cooperate with the study.

Probably not a fit

Patients who are unable to understand the study or unwilling to provide informed consent may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This observational study investigates the efficacy and safety of cardiac pacing at various sites in patients with bradyarrhythmias and heart failure. It aims to compare the long-term outcomes of pacing from different anatomical locations, including the right atrial appendage, His bundle, and left ventricular pacing via coronary veins. By analyzing data from patients who have undergone pacemaker implantation, the study seeks to identify the advantages and disadvantages of each pacing site. The findings could provide valuable insights into optimizing pacing strategies for better patient outcomes.

Why it matters

Potential benefit: If successful, this study could enhance the management of bradyarrhythmias and heart failure by identifying the most effective pacing sites.

How similar studies have gone: There is limited existing research comparing the long-term efficacy of different pacing sites, making this study a novel approach.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Patients who received pacemaker implantation in the Second Hospital of Zhejiang Medical University by Pan Xiaohong and other surgeons.
* Patients who have the ability to understand the test and can cooperate with investigators.

Exclusion Criteria:

* Patients who unable to understand or unwilling to fill in informed consent forms or follow visitors.

Where it's running

  • 2nd Affiliated Hospital, School of Medicine, Zhejiang University, China
    Hangzhou, Zhejiang, China
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.