A clinical study about how to select the location of left bundle branch pacing

Status

Recruiting

Phases

Early Phase 1

Study type

Interventional

Source

ChiCTR

Registry ID

ChiCTR2100041738

Enrollment

Unknown

Registered

2021-01-03

Start date

2020-12-28

Completion date

Unknown

Last updated

2021-03-22

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

bradycardiac arrhythmia

Interventions

The proximal group:When pacing was measured, HV interval> 0 ms and anatomically located in area P

The middle group:When pacing was measured,HV interval is between 0 and 15ms and anatomically located in area M

The distal group:When pacing was measured, HV interval<-15 ms and anatomically located in area D

Eligibility

Sex/Gender

All

Age

18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Right ventricular pacing dependent patients with or without heart failure; 2. Patients with sick sinus syndrome; 3. Atrial fibrillation with rapid ventricular rate need atrioventricular node ablation;

Exclusion criteria

Exclusion criteria: 1. Patients with left bundle branch pacing failure; 2. Patients with inconsistent anatomical and electrophysiological localization; 3. Patients with ventricular septal perforation, electrode dislocation and abnormal pacing parameters after operation.

Design outcomes

Primary

Measure	Time frame
QRS duration;HV interval in pacing;stimulus to left ventricular activation time, sti-LVAT;Ts-LV-RV;Tsd-12-LV;	—

Countries

China

Contacts

Public ContactZhou mingli

The Second Affiliated Hospital of Kunming Medical University

3036425140@qq.com+86 13888163485

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026