OPERA: French Observational Study on Patients Implanted With a Guidant PRIZM or Vitality Defibrillator
Sponsor: Boston Scientific Corporation
This observational or N/A phase trial investigates Ventricular Fibrillation and Ventricular Tachycardia and is currently completed. Boston Scientific Corporation leads this study, which shows 9 recorded versions since 2002 — indicating limited longitudinal coverage. Heart and vascular conditions benefit from the kind of long-term tracking this trial provides.
Study Description(click to expand)The registry measured the times to, and studied the determinants of, first appropriate (FAT) and inappropriate (FIT) therapy delivered by single, dual and triple chamber (CRT-D) ICD implanted for primary and secondary prevention indications.
The registry measured the times to, and studied the determinants of, first appropriate (FAT) and inappropriate (FIT) therapy delivered by single, dual and triple chamber (CRT-D) ICD implanted for primary and secondary prevention indications.
Status Flow
Change History
9 versions recorded-
Sep 2025 — Present [monthly]
Completed
-
Sep 2024 — Sep 2025 [monthly]
Completed
-
Jul 2024 — Sep 2024 [monthly]
Completed
-
Jan 2021 — Jul 2024 [monthly]
Completed
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Jun 2018 — Jan 2021 [monthly]
Completed
▶ Show 4 earlier versions
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Apr 2018 — Jun 2018 [monthly]
Completed
Phase: NA → None
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May 2017 — Apr 2018 [monthly]
Completed NA
Phase: PHASE4 → NA
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Feb 2017 — May 2017 [monthly]
Completed PHASE4
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Jan 2017 — Feb 2017 [monthly]
Completed PHASE4
First recorded
May 2002
Trial started
Per CT.gov start date — pre-dates our first snapshot
Eligibility Summary
No eligibility information available.
Contact Information
- Boston Scientific Corporation
For direct contact, visit the study record on ClinicalTrials.gov .
Study Locations
Aix-en-Provence, France , Albi, France , Amiens, France , Angers, France , Angoulême, France , Avignon, France , Besançon, France , Brest, France , Caen, France , Châteauroux, France and 21 more locations