Completed PHASE4 INTERVENTIONAL 4-arm NCT00655213

Spontaneous Atrio Ventricular Conduction Preservation (SAVER)

Sponsor: LivaNova

Conditions Bradycardia-Tachycardia Syndrome Paroxysmal Atrioventricular Block Sinus Node Dysfunction

Interventions Symphony D 2450 Symphony DR 2550

Updated 6 times since 2017 Last updated: Apr 3, 2008 Started: Nov 30, 2003 Primary completion: Dec 31, 2006 Completion: Dec 31, 2006

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A PHASE4 clinical study on Bradycardia-Tachycardia Syndrome and Paroxysmal Atrioventricular Block, this trial is completed. The trial is conducted by LivaNova and has accumulated 6 data snapshots since 2003. Cardiovascular trials of this type often inform treatment guidelines for long-term patient management.

Status Flow

Change History

6 versions recorded

Sep 2025 — Present [monthly]

Completed PHASE4
Sep 2024 — Sep 2025 [monthly]

Completed PHASE4
Jul 2024 — Sep 2024 [monthly]

Completed PHASE4
Jan 2021 — Jul 2024 [monthly]

Completed PHASE4
Jun 2018 — Jan 2021 [monthly]

Completed PHASE4

▶ Show 1 earlier version

Jan 2017 — Jun 2018 [monthly]

Completed PHASE4

First recorded

Nov 2003

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

LivaNova

Data source: LivaNova

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

Aalst, Belgium , Aix-en-Provence, France , Albi, France , Angers, France , Avellino, Italy , Baudour, Belgium , Besançon, France , Birmingham, United Kingdom , Bonn, Germany , Bremen, Germany and 52 more locations