Electrogram and Hemodynamic Characteristics of Adaptive LBBAP in Patients With Heart Failure or Bradycardia

Status

Recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2100043711

Enrollment

Unknown

Registered

2021-02-27

Start date

2021-05-06

Completion date

Unknown

Last updated

2021-06-28

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

Conditions

Cardiac pacing indicated

Interventions

Case series:None

Eligibility

Sex/Gender

All

Age

18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Patients aged from 18 to 80 years old; 2. Patients who are willing to provide Informed Consent; 3. Patients who received LBBAP for at least 3 months; 4. Patients implanted device can provide intracardiac electrograms; 5. Bradycardia patients with AVB or heart failure patients with LBBB.

Exclusion criteria

Exclusion criteria: 1. Patients who are pregnant or have a plan for pregnancy during the study; 2. Patients with persistent AF; 3. Patients who have medical conditions that would limit study participation; 4. Patients who were already enrolled in other clinical trial which would impact his/her participation.

Design outcomes

Primary

Measure	Time frame
ECG QRS duration;	—

Countries

China

Contacts

Public ContactXue Zhang

Medtronic (Shanghai) Ltd.

shirley.zhang80@medtronic.com+86 15201927422

Outcome results

None listed

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