The HF-HRV Registry

The Registry will evaluate how HRV Monitor diagnostics change after cardiac resynchronization therapy in patients with heart failure.

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Key information

Conditions

Heart Failure Arrhythmia Arrhythmias, Cardiac Cardiovascular Diseases Heart Diseases Pathologic Processes Pathological Conditions, Signs and Symptoms

Age range

18 year and older

Sex eligibility

All sexes

Study type

Observational

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

Patients receiving their first CRT-D
Patients who sign and date a Patient Informed Consent prior to device implant
Patients who are available and willing to attend follow-up visits at the study center in which they were enrolled

Exclusion criteria

Patients who are anticipated to receive pacing modes other than DDD or VDD (i.e., chronic atrial fibrillation patients are excluded), or patients who are anticipated to receive adaptive rate therapy
Patients who are younger than 18 years of age
Patients whose life expectancy is less than six-months due to other medical conditions
Patients with or who are likely to receive a tricuspid or other valve prosthesis
Patients who are currently enrolled in another investigational study that would directly impact the treatment or outcome of the current study
Women who are pregnant

Treatment and study plan

cardiac resynchronization therapy

Device

Sponsors and collaborators

Lead sponsor

Boston Scientific Corporation

Industry

Registry information

Official study title

CONTAK RENEWAL® Heart Failure Heart Rate Variability Registry

Important dates

Study start: 2003
Study completion: 2005
First posted: Oct 12, 2005
Registry last updated: Nov 14, 2006

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

Published trials that share one or more normalized conditions with this study.

Completed