Clinical trials: Cerebrovascular Stenosis
Carotid Artery Stenosis, Carotid Artery Disease
Neuropsychometric Outcome After Carotid Endarterectomy
The purpose of this study is to determine how well patients undergoing carotid endarterectomy will perform on a battery of tests to assess brain function before and after surgery as compared to a control group of patients…
- Conditions
- Carotid Artery Stenosis, Carotid Artery Disease, Transient Ischemic Attack, Stroke
- Trial name
- CEA (NCT00597883)
- Testing
- Carotid endarterectomy, Neurological and neuropsychological evaluations
- Where
- United States
- Volunteers
- 817 people
- Sponsor
- Columbia University
Carotid Stenoses
Additional Neurological Symptoms Before Surgery of the Carotid Arteries - A Prospective Study (ANSYSCAP)
A single center observational study. Observing the time between cerebrovascular symptoms and Carotid Endarterectomy (CEA) and patient outcome.
- Trial name
- ANSYSCAP (NCT00514592)
- Testing
- New Guidelines
- Where
- Sweden
- Volunteers
- 230 people
- Sponsor
- Umeå University
Intracranial Arterial Stenosis, Intracranial Atherosclerosis
Surgical Indirect Revascularization For Symptomatic Intracranial Arterial Stenosis
Stroke due to intracranial arterial atherosclerosis is a significant medical problem, carrying one of the highest rates of recurrent stroke despite best medical therapy, with annual recurrence rates as elevated as 25% in high…
- Conditions
- Intracranial Arterial Stenosis, Intracranial Atherosclerosis, Ischemic Stroke, Cerebral Angiogenesis
- Trial name
- ERSIAS (NCT01819597)
- Testing
- Encephaloduroarteriosynangiosis (EDAS)
- Where
- United States
- Volunteers
- 52 people
- Sponsor
- Cedars-Sinai Medical Center
Carotid Artery Plaque
New Technologies to Determine Carotid Plaque Vulnerability in Patients With Significant Carotid Plaques
The researchers are trying to determine if the characterization of "vulnerable" carotid artery plaques can be accomplished with ultrasound-based methods that look for vessels in the plaque and measure the plaque stiffness.
- Trial name
- NCT03335033
- Testing
- Contrast-enhanced ultrasound, Shear Wave Elastography, Ultrasound Examination
- Where
- United States
- Volunteers
- 54 people
- Sponsor
- Mayo Clinic
Carotid Artery Disease, Carotid Stenosis
Carotid Angioplasty and Stenting Versus Endarterectomy in Asymptomatic Subjects Who Are at Standard Risk for Carotid Endarterectomy With Significant Extracranial Carotid Stenotic Disease (ACT I)
The study is being conducted to demonstrate the non-inferiority of carotid artery stenting (CAS) using the Emboshield® Embolic Protection System with the Xact® Carotid Stent System to carotid endarterectomy (CEA) for the…
- Conditions
- Carotid Artery Disease, Carotid Stenosis, Stroke, Atherosclerosis
- Trial name
- ACT I (NCT00106938)
- Testing
- Carotid artery stenting with filter (interventional), Carotid artery endarterectomy (surgical)
- Where
- 62 sites in United States
- Volunteers
- 1,663 people
- Sponsor
- Abbott Medical Devices
Carotid Stenosis
Optical Coherence Tomography Angiography Evaluation of Ocular Changes in Patients With Carotid Artery Stenosis
This study aims to evaluate ocular changes in patients with carotid artery stenosis by optical coherence tomography angiography before and after carotid artery revascularization procedure.
- Trial name
- NCT04326842
- Testing
- Carotid artery revascularization procedure, Optical coherence tomography angiography
- Where
- China
- Volunteers
- 129 people, healthy volunteers welcome
- Sponsor
- First Affiliated Hospital of Harbin Medical University
Intracranial Atherosclerosis
An International Registry of the Wingspan™ Stent System for the Treatment of Intracranial Atherosclerotic Stenosis
The IRISS study is designed to collect clinical and angiographic outcomes data when stenting intracranial atherosclerotic lesions using the Wingspan™ Stent System with Gateway™ PTA Balloon Catheter in routine clinical practice.
- Trial name
- IRISS (NCT00929383)
- Testing
- Wingspan Stent System with Gateway PTA Balloon Catheter
- Where
- 19 sites in France, Germany
- Volunteers
- 82 people
- Sponsor
- Stryker Neurovascular
Carotid Artery Stenosis
The Effects of Dexmedetomidine and Remifentanil on Carotid Patients
We propose to test whether intraoperative administration of dexmedetomidine will reduce hemodynamic control in the intra- and post-operative periods and reduces PACU analgesic requirements in patients undergoing carotid…
- Trial name
- NCT00335972
- Testing
- Remifentanil, Dexmedetomidine
- Where
- United States
- Volunteers
- 142 people
- Sponsor
- The Cleveland Clinic
Stenoses, Carotid Artery
Selective Versus Routine Shunting in Carotid Endarterectomy Patients
The project involves prospectively randomizing patients to either routine carotid shunting or selective carotid shunting during Carotid endarterectomy (CEA) under general anesthesia (GA) to see the difference in post-op…
- Trial name
- NCT00967486
- Testing
- Carotid endarterectomy with routine shount, Carotid endarterectomy with selective shunt
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- CAMC Health System
Carotid Stenosis, Carotid Artery Disease
The MICHI NEUROPROTECTION SYSTEM: Evaluation of Performance in Carotid Artery Stent Procedures (The LOTUS Study)
The LOTUS Study is intended to demonstrate the usability of the MICHI Neuroprotection System (MICHI NPS) or MICHI Neuroprotection System with filter (MICHI NPS+f) for use in subjects who are candidates for Carotid Artery Stenting…
- Trial name
- LOTUS (NCT01958294)
- Testing
- MICHI Neuroprotection System
- Where
- United Kingdom
- Volunteers
- 12 people
- Sponsor
- Silk Road Medical
Carotid Artery Stenosis
GORE Embolic Protection With Reverse Flow
To compare the 30-day safety and efficacy of the GORE Flow Reversal System when used with approved carotid stents to an Objective Performance Criterion derived from distal embolic protection studies.
- Trial name
- EMPiRE (NCT00594100)
- Testing
- GORE Flow Reversal System (GFRS)
- Where
- 2 sites in United States
- Volunteers
- 245 people
- Sponsor
- W.L.Gore & Associates
Carotid Stenosis
Rho Kinase (ROCK) Inhibition in Carotid Atherosclerosis
To evaluate the causal relationship between Rho/Rho kinase overactivity and mechanisms of vascular dysfunction in patients with atherosclerosis.
- Trial name
- NCT00670202
- Testing
- Fasudil Hydrochloride
- Where
- United States
- Volunteers
- 2 people
- Sponsor
- Brigham and Women's Hospital
Internal Carotid Artery Stenosis
Ultrasound-guided Intermediate Cervical Plexus Block
The investigators test with the present study design, whether an ultrasound-guided blockade of the cervical plexus in combination with an additional application of local anesthetic to the superficial cervical ansa (facial nerve…
- Trial name
- NCT02794974
- Testing
- cervical plexus block, facial nerve block, perivascular block
- Where
- Germany
- Volunteers
- 29 people
- Sponsor
- Helios Research Center
Stroke, Carotid Stenosis
Effects of Carotid Stent Design on Cerebral Embolization
The goal of the proposed study is to contrast the relative efficacy of closed-cell stents versus open-cell stents in preventing periprocedural cerebral embolization in high-risk patients with symptomatic and asymptomatic…
- Trial name
- NCT00830232
- Testing
- closed-cell stent (Xact stent), Open-cell stent (Acculink carotid)
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Dallas VA Medical Center
Carotid Artery Stenosis
GORE® Embolic Filter in Carotid Stenting for High Risk Surgical Subjects (EMBOLDEN)
Compare the 30-day safety and efficacy of the GORE® Embolic Filter used in conjunction with FDA-approved carotid stents to a performance goal obtained from carotid stent studies utilizing distal embolic protection.
- Trial name
- EMBOLDEN (NCT00766493)
- Testing
- GORE® Embolic Filter
- Volunteers
- 250 people
- Sponsor
- W.L.Gore & Associates
Carotid Stenosis, Atherosclerosis
Revacept in Symptomatic Carotid Stenosis
Patients suffering from symptomatic carotid artery stenosis, transient ischemic attacks (TIAs), amaurosis fugax or stroke receive either Revacept (single dose) plus antiplatelet monotherapy or monotherapy alone.
- Conditions
- Carotid Stenosis, Atherosclerosis, Stroke, Transient-ischaemic Attack
- Trial name
- RevaceptCS02 (NCT01645306)
- Testing
- Revacept
- Where
- 12 sites in Germany, United Kingdom
- Volunteers
- 158 people
- Sponsor
- AdvanceCor GmbH
Carotid Stenosis
Ultrasound Guided Intermediate Cervical Plexus Block and Additional Perivascular Local Anesthetic Infiltration
For ultrasound guided intermediate cervical plexus block this randomized comparison is testing the hypothesis, that an additional perivascular infiltration is associated with increased block quality.
- Trial name
- NCT02336958
- Testing
- intermediate cervical plexus block ropivacaine, pericarotidal infiltration (active comparator) ropivacaine, jugular infiltration prilocaine
- Volunteers
- 40 people
- Sponsor
- Helios Research Center
Carotid Artery Stenosis
ViVEXX Carotid Revascularization Trial (VIVA)
To evaluate the safety and efficacy of the Bard ViVEXX Carotid Stent and Emboshield BareWire Rapid Exchange Embolic Protection System in the treatment of extracranial carotid artery stenosis in patients at high risk for carotid…
- Trial name
- NCT00417963
- Testing
- Carotid Artery Stenting
- Volunteers
- 407 people
- Sponsor
- C. R. Bard
Carotid Stenosis
Gadobutrol Enhanced MRA of the Supra-aortic Vessels
Subjects referred for a routine CTA (computed tomography angiography) or MRA (magnetic resonance angiography) will be invited to participate in the study and subjects will be involved in the study for between 2 and 12 days.
- Trial name
- GEMSAV (NCT01344447)
- Testing
- Gadobutrol (Gadovist, BAY86-4875)
- Where
- 56 sites in United States, Argentina and 12 more
- Volunteers
- 479 people
- Sponsor
- Bayer
Carotid Artery Stenosis
Sundt™ Carotid Shunt Retrospective Post Market Clinical Follow-up Study (PMCF)
The primary objective of this study is to retrospectively investigate the safety and efficacy of the Integra Sundt™ carotid shunt during endarterectomy procedures.
- Trial name
- NCT03816202
- Testing
- Sundt carotid shunt
- Where
- 3 sites in United States
- Volunteers
- 100 people
- Sponsor
- Integra LifeSciences Corporation