NCT03821129Recruiting
GORE® CARDIOFORM Septal Occluder and Antiplatelet Medical Management for Reduction of Recurrent Stroke in Patients With Patent Foramen Ovale (PFO): the REDUCE Post Approval Study
Source: ClinicalTrials.gov · Last updated 30 Jul 2026
Brief summary (registry, in English)
This study will assess the safety and effectiveness of GORE® CARDIOFORM Septal Occluder in a post approval setting and evaluate the quality of operator education and training and transferability of trial experience to a post-market setting.
- Status (registry)
- Recruiting
- Study type
- Interventional
- Enrollment
- 636 (estimated)
- First submitted
- 15 Jan 2019
- Start date
- 25 Jul 2019
- Primary completion date
- Oct 2028
- Lead sponsor
- W.L.Gore & Associates
- Diseases
- Stroke
- NCT number
- NCT03821129
What you commit to
- Study type: Interventional
- Planned participants: 636
- From 25 Jul 2019 to the primary completion date, Oct 2028
- 45 sites 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
- Previous Myocardial Infarction
- Active infection that cannot be treated successfully prior to enrollment
- Need for concomitant procedure(s) that may confound detection of adverse events related to device placement
Other illness
- History of or ongoing atrial fibrillation/flutter
- Neurological deficits not due to stroke that may affect the patient's neurologic assessments
- Evidence of hypercoagulable state, Uncontrolled diabetes mellitus, uncontrolled systemic hypertension or pulmonary hypertension at the time of screening or procedure
- Indications outside the parameters accepted for placement of GSO, including extensive congenital cardiac anomalies and defect diameters considered too large for closure with the device.
Lab values
- Other co-morbidities including, but not limited to, mural thrombus, dilated cardiomyopathy, cardiac prosthetics (valves), severe native valve disease (including mitral valve stenosis), severe ventricular wall motion abnormalities, aortic dissection, significant atherosclerosis, vasculitis, pre-existing non-vascular neurologic disorders, pulmonary arteriovenous malformations, prior intracranial hemorrhage, severe disability related to prior stroke, autoimmune disorders that would increase the risk of stroke or thromboembolism, or associated with increased risk of infection or procedural complications, in the opinion of the investigator, left ventricular ejection fraction of \<40%, coexistent cause or intra-cardiac shunting (e.g. VSD or ASD)
Other
- Rankin Scale sore greater than or equal to 3 at the time of procedure
- Sensitivity or contraindication to all proposed medical treatments or any device components
- Pregnant, lactating, or intent on becoming pregnant through 24 months after enrollment.
- Atrial septal anatomy that is expected to necessitate placement of more than one GORE® CARDIOFORM Septal Occluder
- Note: Additional Exclusion Criteria may apply
Who the study is looking for
- Diagnosed with an ischemic stroke presumed to be an embolic stroke of undetermined source (ESUS) verified by a neurologist within the last 365 days prior to enrollment.
- Presence of Patent Foramen Ovale (PFO), as determined initially by positive bubble study utilizing transesophageal echocardiography (TEE) and/or transcranial Doppler (TCD), demonstrating spontaneous right-to-left shunting or right-to-left shunting during Valsalva maneuver.
- Patient is able to tolerate antiplatelet therapy
- Note: Additional Inclusion Criteria may apply
Age in the registry: 18 years to 70 years · Sex: All · Does not accept healthy volunteers
Sites (45)
Sites in registry order. Save your city in your profile to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| LeHigh Valley Hospital Coordinator of this site? Confirm its status | Allentown | United States | Recruiting |
| University of Michigan Coordinator of this site? Confirm its status | Ann Arbor | United States | Recruiting |
| Emory University Coordinator of this site? Confirm its status | Atlanta | United States | Active, not recruiting |
| Massachusetts General Hospital Coordinator of this site? Confirm its status | Boston | United States | Recruiting |
| Research Foundation SUNY Buffalo Coordinator of this site? Confirm its status | Buffalo | United States | Recruiting |
| Charleston Area Medical Center (CAMC) Coordinator of this site? Confirm its status | Charleston | United States | Recruiting |
| Medical University of South Carolina Coordinator of this site? Confirm its status | Charleston | United States | Withdrawn |
| Atrium Health Coordinator of this site? Confirm its status | Charlotte | United States | Recruiting |
| University of Virginia Coordinator of this site? Confirm its status | Charlottesville | United States | Recruiting |
| Rush University Medical Center Coordinator of this site? Confirm its status | Chicago | United States | Recruiting |
| University of Minnesota Coordinator of this site? Confirm its status | Edina | United States | Withdrawn |
| Alexian Brothers Medical Center Coordinator of this site? Confirm its status | Elk Grove Village | United States | Withdrawn |
| Northwestern University Coordinator of this site? Confirm its status | Evanston | United States | Recruiting |
| Jersey Shore University / Hackensack UMC Coordinator of this site? Confirm its status | Freehold | United States | Withdrawn |
| Baylor College of Medicine, Houston Coordinator of this site? Confirm its status | Houston | United States | Recruiting |
| The Methodist Hospital - Houston Coordinator of this site? Confirm its status | Houston | United States | Recruiting |
| University of Iowa Hospitals & Clinic Coordinator of this site? Confirm its status | Iowa City | United States | Recruiting |
| Baptist Health - Jacksonville Coordinator of this site? Confirm its status | Jacksonville | United States | Recruiting |
| Tennova Healthcare Coordinator of this site? Confirm its status | Knoxville | United States | Withdrawn |
| Scripps Health La Jolla Coordinator of this site? Confirm its status | La Jolla | United States | Recruiting |
| South Denver Cardiology Associates Coordinator of this site? Confirm its status | Littleton | United States | Recruiting |
| Loma Linda University Health Coordinator of this site? Confirm its status | Loma Linda | United States | Recruiting |
| Medical Center of the Rockies Coordinator of this site? Confirm its status | Loveland | United States | Recruiting |
| Aurora Health Care, Metro Inc. Coordinator of this site? Confirm its status | Milwaukee | United States | Recruiting |
| Medical College of Wisconsin, Inc Coordinator of this site? Confirm its status | Milwaukee | United States | Recruiting |
| Minneapolis Heart Institute Foundation - Abbott Northwestern Hospital Coordinator of this site? Confirm its status | Minneapolis | United States | Recruiting |
| Naples Community Hospital Coordinator of this site? Confirm its status | Naples | United States | Recruiting |
| Vanderbilt University Medical Center Coordinator of this site? Confirm its status | Nashville | United States | Terminated |
| Yale University School Of Medicine Coordinator of this site? Confirm its status | New Haven | United States | Recruiting |
| Columbia University Medical Center/NYPH Coordinator of this site? Confirm its status | New York | United States | Terminated |
| Sentara Cardiovascular Research Institute Coordinator of this site? Confirm its status | Norfolk | United States | Terminated |
| Providence Heart & Vascular Institute Coordinator of this site? Confirm its status | Portland | United States | Recruiting |
| William Beaumont Hospital Coordinator of this site? Confirm its status | Royal Oak | United States | Withdrawn |
| Covenant Medical Center, Inc. Coordinator of this site? Confirm its status | Saginaw | United States | Terminated |
| University of Utah Coordinator of this site? Confirm its status | Salt Lake City | United States | Recruiting |
| St. Marks Hospital Coordinator of this site? Confirm its status | Salt Lake City | United States | Recruiting |
| Methodist Healthcare Systems of San Antonio d/b/a Methodist Hospital Coordinator of this site? Confirm its status | San Antonio | United States | Active, not recruiting |
| University of California San Francisco Coordinator of this site? Confirm its status | San Francisco | United States | Recruiting |
| Santa Barbara Cottage Hospital Coordinator of this site? Confirm its status | Santa Barbara | United States | Recruiting |
| Multicare Health Tacoma-Multicare Institute for Research & Innovation Coordinator of this site? Confirm its status | Tacoma | United States | Recruiting |
| University of SF (Tampa General Hospital) Coordinator of this site? Confirm its status | Tampa | United States | Recruiting |
| Baylor Scott & White Memorial Hospital Coordinator of this site? Confirm its status | Temple | United States | Recruiting |
| St. Mary's Hospital Coordinator of this site? Confirm its status | Tucson | United States | Withdrawn |
| Catholic Health Initiatives- Iowa Corp dba Iowa Heart Coordinator of this site? Confirm its status | West Des Moines | United States | Recruiting |
| Cleveland Clinic Florida Coordinator of this site? Confirm its status | Weston | United States | Active, not recruiting |
This page is information, not medical advice. Discuss any trial with your doctor.