NCT04662970Recruiting
Optimization of Cardiac Resynchronization Therapy by Non-Invasive Imaging of Cardiac Electrophysiology
Optimization of Cardiac Resynchronization Therapy by Non-Invasive Imaging of Cardiac Electrophysiology: A Pilot Study
Source: ClinicalTrials.gov · Last updated 2 Oct 2025 · Not updated for over 12 months - ask the site whether it is still open
Brief summary (registry, in English)
The principal aim is to analyze total left and right ventricular activation time in different CRT device programming algorithms (SyncAV) measured by non-invasive electrophysiology
- Status (registry)
- Recruiting
- Study type
- Interventional
- Enrollment
- 25 (estimated)
- First submitted
- 30 Nov 2020
- Start date
- Jan 2020
- Primary completion date
- Dec 2027
- Lead sponsor
- Medical University Innsbruck
- Diseases
- Heart failure
- NCT number
- NCT04662970
What you commit to
- Study type: Interventional
- Planned participants: 25
- From Jan 2020 to the primary completion date, Dec 2027
- 1 site in 1 country
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Prior treatment
- drug abusus
Other illness
- terminal heart failure (NYHA IV) or cardiac decompensation
Other
- high-grade AV block
- any contraindication concerning a safe CMR performance including claustrophobia
- life expectancy \< 1 year
- women with child-bearing potential, pregnancy
Who the study is looking for
- patients after successful implantation of a CRT-D or CRT-P device in whom a cardiac magnetic resonance examination is possible and the device is equipped with the SyncAV® programming software
- left bundle branch block before CRT implantation
- PQ interval ≤ 250 ms before implantation
Age in the registry: 18 years to - · Sex: All · Does not accept healthy volunteers
Sites (1)
Sites in registry order. Pick your city on the disease page to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| Medical University Innsbruck Coordinator of this site? Confirm its status | Innsbruck | Austria | Recruiting |
This page is information, not medical advice. Discuss any trial with your doctor.