Clinical trials: Right to Left Shunt
Embolic Stroke of Undetermined Source, Transient Ischemic Attack
RoBotic TCD Ultrasound BubbLe Study Compared to Transthoracic Echocardiography for Detection of Right to Left Shunt
This study is a multi-center, prospective, single-arm, non-significant risk (NSR) device study in which up to 150 evaluable subjects with suspicion of embolic stroke of undetermined source (ESUS) will be evaluated with NB-IS TCD…
- Conditions
- Embolic Stroke of Undetermined Source, Transient Ischemic Attack, Right-To-Left Atrial Shunt, Patent Foramen Ovale
- Trial name
- BUBL (NCT04604015)
- Testing
- NeuralBot Investigational System, Transthoracic Echocardiography (TTE)
- Where
- 7 sites in United States
- Volunteers
- 154 people
- Sponsor
- NeuraSignal Inc dba NovaSignal
Migraine, Headache
Ticagrelor Therapy for RefrACTORy Migraine Study
This is a prospective, open-label, single-arm pilot study treating 40 subjects to assess the hypothesis that P2Y, G protein-coupled 12 (P2Y12) inhibition with Brilinta/ticagrelor (90 mg by mouth (PO) twice a day) reduces episodic…
- Conditions
- Migraine, Headache, Migraine Headache
- Trial name
- TRACTOR (NCT02518464)
- Testing
- Ticagrelor 90 mg twice per day
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Columbia University
Varicose Veins
Safety Study of Varisolve® Procedure for Treatment of Varicose Veins in Patients With Right-to-left Cardiac Shunt
The purpose of this study is to determine the safety of the Varisolve® procedure in patients with right-to-left cardiac shunt (a defect in the heart).
- Trial name
- MRI (NCT00442364)
- Testing
- Polidocanol (1%) Microfoam (Varisolve), Endovenous Microfoam Occlusion
- Where
- 7 sites in United States
- Volunteers
- 60 people
- Sponsor
- Boston Scientific Corporation