Clinical trials: Vertebral Artery Insufficiency
Brain Disease, Vertebral Artery Stenosis
A Prospective, Experimental, Multicenter, Open-label, Randomized, Controlled Trial of 3-month Dual Antiplatelet Therapy Followed by Ticagrelor Versus 6-month Dual Antiplatelet Therapy Followed by Ticagrelor After Implanting Bridge
To compare the incidence of the composite endpoints of non-fatal ischaemic stroke, transient ischaemia (TIA) and all-cause mortality at 12-month follow-up after implantation of Bridge for the treatment of symptomatic vertebral…
- Trial name
- NCT06301776
- Testing
- Ticagrelor
- Where
- China
- Volunteers
- 560 people
- Sponsor
- The Fourth Affiliated Hospital of China Medical University
Vertebral Artery Stenosis
Vertebral Artery Origin Treatment Via Endovascular Techniques Registry (VOTER)
A retrospective and prospective registry of patients admitted for stroke and evidence of Vertebral Artery Origin Stenosis (VAOS).
- Trial name
- VOTER (NCT03999983)
- Testing
- Observational Prospective Registry
- Where
- 10 sites in United States
- Volunteers
- 150 people
- Sponsor
- St. Louis University
Ischemic Stroke, Vertebral Artery Stenosis
Drug Eluting Stents Versus Bare Metal Stents for Treatment of Symptomatic Extracranial Vertebral Artery Stenosis
Stroke is one of the important causes of disability and death in the world, in which more than half were ischemic strokes. About 1/4 of the ischemic stroke occurred in the vertebral basilar artery system, especially when in the…
- Trial name
- NCT03201432
- Testing
- Drug eluting stent (DES), Bare metal stent (BES)
- Volunteers
- 160 people
- Sponsor
- Xiongjing Jiang
Ischemic Stroke, Vertebral Artery Stenosis
Drug-eluting Stenting Versus Medical Treatment for Extracranial Vertebral Artery Stenosis
Posterior circulation stroke accounts for 20% of all ischemic stroke. Approximately one quarter of posterior circulation strokes are due to stenosis in the vertebral artery and basilar artery.
- Trial name
- VISTA (NCT05885932)
- Testing
- Drug-eluting stenting plus aspirin and clopidogrel or ticagrelor, Aspirin and clopidogrel or ticagrelor, mono anti-platelet therapy
- Where
- China
- Volunteers
- 472 people
- Sponsor
- Xuanwu Hospital, Beijing
Vertebral Artery Stenosis
Clinical Results and Restenosis Analysis of Symptomatic Ostial Vertebral Artery Stenosis Treated With Tubular Coronary Stents
Vertebral artery stenosis (VAS) decreases posterior brain perfusion, causing vertebrobasilar insufficiency (VBI). It is also an important embolic source to the posterior brain.
- Trial name
- NCT00172458
- Where
- Taiwan
- Sponsor
- National Taiwan University Hospital
Brain Diseases, Vertebral Artery Thrombosis
A PROSPECTIVE, MULTICENTER, SINGLE-ARM TRIAL FOR THE NEW SIZES OF BRIDGE STENTS FOR VERTEBRAL ARTERY STENOSIS: Bridge-MAX
Aprospective, multicentre, single-arm clinical trial in which approximately 36 subjects would be enrolled using the Bridge 4.5 mm and 5.0 mm stent in accordance with the inclusion and exclusion criteria in this protocol.
- Conditions
- Brain Diseases, Vertebral Artery Thrombosis, Vertebral Artery Stenosis
- Trial name
- NCT06186024
- Testing
- Bridge
- Where
- China
- Volunteers
- 36 people
- Sponsor
- MicroPort NeuroTech Co., Ltd.
Vertebral Artery Stenosis
Drug Eluting Stenting and Short Dual Antiplatelet Therapy for Preventing Recurrent Stroke in Vertebral Stenosis Registry Study
This is a prospective, multi-center, registry study exploring the duration of dual antiplatelet therapy (DAPT) after drug-eluting stent(DES) treatment of symptomatic vertebral artery atherosclerotic stenosis.
- Trial name
- M Short DAPT (NCT06683300)
- Testing
- DAPT for 3 months after vertebral artery stenting
- Where
- China
- Volunteers
- 520 people
- Sponsor
- Beijing Tiantan Hospital
Patients With Kimmerle's Anomaly
Radial Visualization of the Foramen Arcuale Atlantis
Hemodynamics in the craniovertebral zone is often disturbed under the influence of a spondylogenic factor A complication of such changes can be from a slight decrease in cerebral circulation to ischemic changes in the vascular…
- Trial name
- NCT05160259
- Testing
- Radial visualization of the foramen arcuale atlantis
- Where
- Uzbekistan
- Volunteers
- 60 people
- Sponsor
- Samarkand State Medical Institute
Vertebral Artery Stenosis
Drug-coated Balloon Angioplasty for Patients With Symptomatic Vertebral Artery Stenosis
Posterior circulation stroke accounts for 20% of ischemic stroke. A quarter occurs in patients with stenosis in the vertebral and/or basilar arteries. Vertebral artery stenosis can be treated with stenting.
- Trial name
- NCT03504657
- Testing
- Drug-coated balloon angioplasty, stenting angioplasty
- Where
- 2 sites in China
- Volunteers
- 150 people
- Sponsor
- The First Affiliated Hospital of Zhengzhou University
Ischemic Stroke, Vertebral Artery Ischemia
Best Revascularisation Approach for Posterior Circulation Strokes With Isolated Vertebral Artery Occlusions
Isolated vertebral artery occlusions (VAO) account for approximately one third of posterior circulation occlusions, but have been given the least attention among posterior circulation strokes.
- Conditions
- Ischemic Stroke, Vertebral Artery Ischemia, Arterial Occlusive Diseases, Vertebrobasilar Insufficiency
- Trial name
- BRAVO (NCT05503212)
- Testing
- Conservative treatment (CT), Intravenous thrombolysis (IVT), Endovascular thrombectomy (EVT) ± intravenous thrombolysis (IVT)
- Where
- Switzerland
- Volunteers
- 682 people
- Sponsor
- Centre Hospitalier Universitaire Vaudois
Chronic Venous Insufficiency, Peripheral Arterial Disease
Outpatient Office Based Endovascular Procedures
The results of this study will serve as a starting point for future trials concentrating on the effectiveness and clinical outcomes of the procedures performed in an office based angiosuite.
- Conditions
- Chronic Venous Insufficiency, Peripheral Arterial Disease, Dialysis Access Malfunction, Arterio-venous Fistula
- Trial name
- NCT04054440
- Where
- United States
- Volunteers
- 26,000 people
- Sponsor
- Methodist Health System
Hypoxia-Ischemia, Brain, Ischemia, Vertebral Artery
Oxygen Concentration and Recovery After Carotid Endarterectomy
This study evaluates effects of high inspiratory oxygen on cerebral tissue oxygenation and patient recovery after carotid endarterectomy.
- Conditions
- Hypoxia-Ischemia, Brain, Ischemia, Vertebral Artery, Artery Stenosis, Carotid
- Trial name
- NCT02991976
- Testing
- Oxygen concentration
- Where
- Croatia
- Volunteers
- 80 people
- Sponsor
- Osijek University Hospital
Vertebrobasilar Insufficiency
Prospective Evaluation of Safety and Efficacy Vertebral Drug-eluting Stent System
The purpose of this study is to evaluate the safety and efficacy of Firehorus vertebral artery rapamycin-target-eluting stent system (hereinafter referred to as Firehorus) in treatment of symptomatic vertebral artery stenosis.
- Trial name
- PESS (NCT02328781)
- Testing
- Drug-eluting stent
- Where
- China
- Volunteers
- 101 people
- Sponsor
- Zhongrong Miao
Ischemic Stroke, Vertebral Artery Stenosis
Efficacy of Drug-Eluting Vertebral Artery Stenting Treatment for Atherosclerotic Vertebral Arteries Stenosis
This is a prospective, multi-center, open-access, single-arm trial to observe the real-world clinical efficacy of drug-eluting vertebral artery stenting system treatment for Atherosclerotic Vertebral Arteries Stenosis.
- Trial name
- NCT05644314
- Testing
- The drug-eluting stent
- Where
- China
- Volunteers
- 144 people
- Sponsor
- Nanfang Hospital, Southern Medical University