Clinical trials: Patent Foramen Ovale (PFO)
Stroke, Patent Foramen Ovale
Comparing PFO Outcomes of the Occlutech Flex II PFO Occluder to Standard of Care PFO Occlusion
The objective of this study is to investigate whether percutaneous PFO closure with the Occlutech Flex II PFO Occluder is non-inferior to the AMPLATZER™ PFO Occluder and Gore® Cardioform Septal Occluder in closure of the PFO…
- Conditions
- Stroke, Patent Foramen Ovale, PFO
- Trial name
- OCCLUFLEX (NCT05069558)
- Testing
- Investigational PFO Closure Device, Standard of Care PFO Closure Device
- Where
- 48 sites in United States, Canada and 6 more
- Volunteers
- 450 people
- Sponsor
- Occlutech International AB
Patent Foramen Ovale, Stroke, Cryptogenic
PFO tRanscatether Occlusion Long-term Outcomes National Group (PROLONG) Registry
Patent foramen ovale (PFO) has been associated with cryptogenic stroke and transient ischemic attack (TIA) in young adults. Evidence from randomized clinical trials (RCT) has shown that transcatheter PFO closure yields a 59%…
- Conditions
- Patent Foramen Ovale, Stroke, Cryptogenic, Transient Ischaemic Attack Due to Embolism, Atrial Fibrillation New Onset
- Trial name
- PROLONG (NCT06504121)
- Testing
- Septal Occluder Device
- Volunteers
- 1,360 people
- Sponsor
- IRCCS Ospedale San Raffaele
Right to Left Shunt, Patent Foramen Ovale
Right to Left Cardiac Shunt Detection
The purpose of this study is to evaluate the sensitivity and specificity of the Cardiox Flow Detection System (FDS) in identifying an intracardiac right-to-left shunt (RLS) compared to the results of transesophageal…
- Conditions
- Right to Left Shunt, Patent Foramen Ovale, Atrial Septal Defect
- Trial name
- PFO Detection (NCT01773252)
- Testing
- Flow Detection System
- Where
- 8 sites in United States
- Volunteers
- 141 people
- Sponsor
- Cardiox Corporation
Stroke, Transient Ischemic Attack
GORE® Septal Occluder Device for Patent Foramen Ovale (PFO) Closure in Stroke Patients
The primary objective is to determine if patent foramen ovale (PFO) closure with the GORE® HELEX® Septal Occluder or GORE® CARDIOFORM Septal Occluder plus antiplatelet medical management is safe and effective and reduces the risk…
- Trial name
- REDUCE (NCT00738894)
- Testing
- Septal Occluder Device, Antiplatelet Medical Therapy
- Where
- 2 sites in United States, Denmark
- Volunteers
- 664 people
- Sponsor
- W.L.Gore & Associates
Foramen Ovale, Patent, Septal Defect, Atrial
Stitch Closure of PFO and Septal Repair
The purpose of the STITCH study is to evaluate closure rates of clinically relevant septal defects, including patent foramen ovale (PFO), Atrial Septal Defects (ASD - less than 1 cm with redundant septal tissue), trans septal…
- Conditions
- Foramen Ovale, Patent, Septal Defect, Atrial, Septal Defect, Heart
- Trial name
- STITCH (NCT03373929)
- Testing
- PFO Closure Rate, Published PFO Device Closure
- Where
- United States
- Volunteers
- 250 people
- Sponsor
- HeartStitch.Com
Pulmonary Embolism (PE), Right-to-Left Shunt
Pulmonary Embolism and Right-to-Left Shunts
Every fetus has a small hole in their heart, called a foramen ovale when they are developing in the womb. For most people this hole closes shortly after birth, but it doesn't close completely in 1 out of every 4 people.
- Conditions
- Pulmonary Embolism (PE), Right-to-Left Shunt, Stroke, Atrial Septal Defects
- Trial name
- PEaRLS (NCT07519876)
- Where
- United States
- Volunteers
- 256 people
- Sponsor
- Tufts Medical Center
Migraine Disorders, Patent Foramen Ovale
Effects of PFO Closure on Glymphatic Function and Clinical Symptoms in Patients With Migraine
Patent Foramen Ovale (PFO) is a common congenital heart defect. Recent studies have suggested a potential association between PFO and migraines, particularly migraine with aura.
- Conditions
- Migraine Disorders, Patent Foramen Ovale, Right-to-Left Shunt, Cardiac
- Trial name
- NCT07170176
- Testing
- Percutaneous Patent Foramen Ovale Closure, No Intervention
- Where
- 2 sites in China
- Volunteers
- 150 people
- Sponsor
- First Affiliated Hospital Xi'an Jiaotong University
Migraine, Migraine With Aura
PRIMA PFO Migraine Trial
The purpose of this study is to evaluate migraine headache frequency in subjects who have migraine with aura and a patent foramen ovale (PFO, a slit-like opening between the right and left upper chambers (atria) of the heart…
- Conditions
- Migraine, Migraine With Aura, Patent Foramen Ovale, PFO
- Trial name
- PRIMA (NCT00505570)
- Testing
- AMPLATZER® PFO Occluder Device
- Where
- 17 sites in Canada, Germany and 2 more
- Volunteers
- 107 people
- Sponsor
- Abbott Medical Devices
Cardiovascular Diseases
New Onset of Arrhythmia After Patent Foramen Ovale (PFO) Closure
Embolic stroke of undetermined source (ESUS) accounts for approximately 25% of all ischemic strokes, with patent foramen ovale (PFO) considered a major mechanism behind ESUS.
- Trial name
- NCT06983613
- Where
- 2 sites in Czechia
- Volunteers
- 150 people
- Sponsor
- Na Homolce Hospital
Atrial Fibrillation New Onset, Embolic Stroke of Undetermined Source
PFO Occlusion and Atrial Fibrillation
Interventional closure of patent foramen ovale (PFO) associates with reduced risk of stroke recurrence in patients with cryptogenic ischemic stroke as reported in the recent CLOSE and REDUCE trials.
- Conditions
- Atrial Fibrillation New Onset, Embolic Stroke of Undetermined Source, Patent Foramen Ovale
- Trial name
- NCT04898361
- Testing
- PFO closure
- Where
- Germany
- Volunteers
- 50 people
- Sponsor
- University Hospital, Saarland
Stroke
Atrial Fibrillation After PFO Closure
An increased risk of atrial fibrillation (AF) after patent foramen ovale (PFO) closure was observed in randomized trials but systematic screening of AF was not performed in these studies.
- Trial name
- AFEPFO (NCT04290052)
- Where
- France
- Volunteers
- 100 people
- Sponsor
- University Hospital, Montpellier
Patent Foramen Ovale (PFO)
Safety and Efficacy of the Patent Foramen Ovale Suture System for the Closure of Patent Foramen Ovale
A prospective, multicenter, randomized controlled, non-inferiority clinical trial to evaluate the efficacy and safety of the patent foramen ovale suture system in the closure treatment of patent foramen ovale.
- Trial name
- NCT07726927
- Testing
- Patent Foramen Ovale Suture System, Amplatzer PFO Occluder
- Volunteers
- 244 people
- Sponsor
- Shenzhen Bihe Medical Co., Ltd
Patent Foramen Ovale
Study on the Safety and Effectiveness of the SnowyTM PFO Closure System
To evaluate the safety and effectiveness of the SnowyTM PFO closure system in plugging patent foramen ovale
- Trial name
- NCT05360771
- Testing
- SnowyTM PFO closure system, Cardi-o-fix PFO occluder
- Where
- China
- Volunteers
- 242 people
- Sponsor
- Hangzhou Dinova EP Technology Co., Ltd
Silent Stroke, Pulmonary Embolism
Risk of Stroke in Pulmonary Embolism With a Patent Foramen Ovale (PFO)
Pulmonary embolism is associated with a small but definite risk of paradoxical embolism in patients with a patent foramen ovale (PFO).
- Conditions
- Silent Stroke, Pulmonary Embolism, Patent Foramen Ovale
- Trial name
- ICEP (NCT00831259)
- Where
- France
- Volunteers
- 70 people
- Sponsor
- University Hospital, Caen
Stroke, Foramen Ovale, Patent
Prospective Clinical Follow-up After the Percutaneous Closure of a Patent Foramen Ovale
Following a cryptogenic stroke, many patients are nowadays treated with the percutaneous closure of a patent foramen ovale (PFO), assuming that the aetiology of the stroke is secondary to a paradoxical embolism.
- Trial name
- PFO-HUG (NCT01149447)
- Where
- Switzerland
- Volunteers
- 200 people
- Sponsor
- University Hospital, Geneva
Atrial Septal Defect (ASD), Patent Foramen Ovale (PFO)
FIH Study With CBSO
The objective of this study is to evaluate the effectiveness and the safety of the intracardiac septal closure device (CBO), as well as the practicability of implantation of this device using the accessories (DS for CBO).
- Trial name
- NCT01960491
- Testing
- Device Closure of Atrial Septal Defect
- Where
- Germany
- Volunteers
- 15 people
- Sponsor
- Carag AG
PFO, PFO - Patent Foramen Ovale
Early Feasibility Study (EFS) Evaluating Percutaneous Repair of the Atrial Septum With a Novel PFO Occluder: The PROTEA-PFO Study
The goal of this clinical trial is to test a new heart device called P3 Occluder System in patients who have a small opening between the upper chambers of the heart (called a Patent Foramen Ovale or PFO) and have experienced a…
- Conditions
- PFO, PFO - Patent Foramen Ovale, Cryptogenic Stroke, Patent Foramen Ovale
- Trial name
- PROTEA-PFO (NCT07172464)
- Testing
- Recross P3 Occluder (P3O) System
- Where
- 5 sites in United States
- Volunteers
- 30 people
- Sponsor
- Recross Cardio, Inc.
Patent Foramen Ovale, Obstructive Sleep Apnea
PFO Closure for Obstructive Sleep Apnoea
Obstructive sleep apnoea (OSA) is a condition which involves episodes of interrupted breathing during sleep due to repetitive narrowing or collapse of the throat.
- Trial name
- PCOSA-1 (NCT02771561)
- Testing
- Patent Foramen Ovale Closure
- Where
- United Kingdom
- Volunteers
- 30 people
- Sponsor
- Papworth Hospital NHS Foundation Trust
PFO - Patent Foramen Ovale, Migraine
COMPETE Cohort Study
Migraine attacks are episodic disorder that affects approximately 12% of the population, and studies have shown that 41-48% of migraineurs have a combination of patent foramen ovale (PFO).
- Trial name
- NCT06033937
- Testing
- PFO occlusion
- Where
- China
- Volunteers
- 242 people
- Sponsor
- Chinese Academy of Medical Sciences, Fuwai Hospital
Patent Foramen Ovale, Stroke
PFO ACCESS Registry
Closure of Patent Foramen Ovale with the AMPLATZER® PFO OCCLUDER in patients with at least two cryptogenic strokes due to presumed paradoxical embolism through a patent foramen ovale and who have failed conventional therapy.
- Trial name
- NCT00583401
- Testing
- Device closure with the AMPLATZER PFO Occluder
- Sponsor
- Abbott Medical Devices