Device-based QRS Evaluation

Abbott

Status: Completed

Conditions: Heart Failure

Treatments: Device: ECG+IEGM

Study type: Observational

Funder types: Industry

Identifiers

NCT02814214

CRD_865

Details and patient eligibility

About

The purpose of this study is to collect simultaneous surface electrocardiogram (ECG) recordings and Cardiac Resynchronization Therapy (CRT) intracardiac electrogram (IEGM) recordings of variations in electrical synchrony.

Enrollment: 103 patients

Sex: All

Ages: 18+ years old

Volunteers: No Healthy Volunteers

Inclusion criteria

• Already implanted with SJM Quadripolar CRT Pacing System
• Ability to provide informed consent for study participation
• Willing to comply with the study evaluation requirements
• At least 18 years of age

Exclusion criteria

• Resting ventricular rate >100 bpm
• Intrinsic PR interval > 300 ms
• Paroxysmal or persistent atrial tachycardia or atrial fibrillation documented
• Pregnant or plans to become pregnant during the study

Trial design

103 participants in 1 patient group

ECG+IEGM

Description:

Surface ECG and intracardiac electrogram recordings will be taken during the adjustment of programmable Cardiac Resynchronization Therapy settings

Treatment:

Device: ECG+IEGM