Fractional Flow Reserve and Intravascular Ultrasound RelationShip STudy (FIRST)
Fractional Flow Reserve and Intravascular Ultrasound RelationShip STudy: The FIRST Study
Sponsor: Volcano Corporation
A observational or N/A phase clinical study on Coronary Artery Disease, this trial is completed. The trial is conducted by Volcano Corporation and has accumulated 8 data snapshots since 2010. Cardiovascular trials of this type often inform treatment guidelines for long-term patient management.
Status Flow
Change History
8 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
-
Jun 2018 — Jan 2021 [monthly]
Completed
▶ Show 3 earlier versions
-
Apr 2018 — Jun 2018 [monthly]
Completed
Phase: NA → None
-
Feb 2017 — Apr 2018 [monthly]
Completed NA
-
Jan 2017 — Feb 2017 [monthly]
Completed NA
First recorded
Sep 2010
Trial started
Per CT.gov start date — pre-dates our first snapshot
Eligibility Summary
No eligibility information available.
Contact Information
- Volcano Corporation
For direct contact, visit the study record on ClinicalTrials.gov .