Clinical trials: Vascular Aneurysm
Blood Biomarkers, Vasodilation
The Role of Eicosanoids in the Cardiovascular Actions of Inhaled Nanoparticles
Nanoparticles (NPs) are minute pieces of material to which we are exposed every day in the air we breathe. Some are naturally occurring and have no impact on health, whereas others are produced from urban air pollution and can…
- Conditions
- Blood Biomarkers, Vasodilation, Blood Clotting, Lung Function
- Trial name
- ECOARM (NCT03659864)
- Testing
- diesel exhaust particulate, carbon nanoparticles, small graphene oxide
- Where
- United Kingdom
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- University of Edinburgh
Headache, Aneurysm
Headache After Coil Embolization for Unruptured Intracranial Aneurysms
Perform a prospective cohort study to compare the incidence and severity of headache between non-stent assisted coiling and stent assisted coiling of unruptured intracranial aneurysms.
- Conditions
- Headache, Aneurysm, Endovascular Procedures
- Trial name
- NCT03359252
- Testing
- non-stent assisted coiling, stent assisted coiling
- Where
- South Korea
- Volunteers
- 190 people, healthy volunteers welcome
- Sponsor
- Seoul National University Hospital
Intracranial Aneurysm
Clinical Performance Evaluation of RDX-Aneurysm for Detecting Intracranial Aneurysms on TOF-MRA
This retrospective, multi-center, observational case-control study evaluates the standalone performance of RDX-Aneurysm, a computer-assisted detection software, for detecting and marking suspected saccular intracranial aneurysm…
- Trial name
- RDX-Aneurysm (NCT07655635)
- Where
- 3 sites in Taiwan
- Volunteers
- 550 people, healthy volunteers welcome
- Sponsor
- Taipei Medical University Shuang Ho Hospital
Sleep
Stable Sleep Pattern Before Sleep Loss
Sleep is now recognized as important for disease prevention. Too little or too much sleep contributes to cardiovascular disease. Leading health organizations recommend adults sleep 7-9 hours per night for optimal health.
- Trial name
- NCT06201390
- Testing
- Sleep consistency
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Texas Tech University
Aneurysm
Cognition and Functional Connectivity After Elective Treatment of Brain Aneurysms
The aim of this proposal is to investigate the effects of uneventful microsurgical and endovascular treatment of unruptured saccular non-giant anterior communicating artery [ACoA] aneurysms on resting state functional…
- Trial name
- NCT03140020
- Testing
- Clipping, Coiling
- Where
- 2 sites in Austria
- Volunteers
- 57 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Abdominal Aortic Aneurysm
Sodium Fluoride Imaging of Abdominal Aortic Aneurysms
The purpose of this study is to determine whether Sodium Fluoride imaging (using Positron Emission Tomography-Computed Tomography - PET-CT) is able to help predict the rate of abdominal aortic aneurysm expansion.
- Trial name
- SoFIA3 (NCT02229006)
- Testing
- 18F-NaF PET-CT
- Where
- United Kingdom
- Volunteers
- 96 people, healthy volunteers welcome
- Sponsor
- University of Edinburgh
Abdominal Aortic Aneurysm Without Rupture
ShorT Stay Aneurysm Repair Study
A prospective observational cohort study to assess the eligibility, uptake, viability, acceptability, safety, and cost of a ShorT stay (23-hour) Aneurysm Repair (STAR) pathway. Outcomes will be collected for up to 1 year.
- Trial name
- STAR (NCT05279274)
- Where
- United Kingdom
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Imperial College London
Healthy Volunteers, Vascular Ehlers Danlos Syndrome
Non-Invasive Quantitative Imaging of Human Local Arterial Wall Elasticity Using Supersonic Shear Imaging
Arterial stiffness is associated with increased risk of cardiovascular events and death. Most of existing technique need dedicated device for arterial stiffness evaluation and indirect calculation of intra arterial pressure.
- Trial name
- ULTRAFASTECHO (NCT01096264)
- Testing
- SSI and SphygmoCor® evaluations
- Where
- France
- Volunteers
- 145 people, healthy volunteers welcome
- Sponsor
- French Cardiology Society
Aortic Aneurysm, Athlete
Prevalence of Ascending Aortic Dilation in Sports Medicine
This study aims to assess the prevalence of ascending aortic dilation in athletes from the general population undergoing routine sports medicine evaluation.
- Trial name
- PRAADS (NCT07050953)
- Testing
- focused cardiac ultrasound
- Where
- France
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- University Hospital, Caen
Healthy
Effects of Miconazole on Blood Flow
This study will investigate the effect of the drug miconazole on blood vessel dilation. Miconazole stops production of EDHF, a substance that causes arteries to dilate. EDHF is produced by the cells that line blood vessels.
- Trial name
- NCT00004575
- Testing
- Miconazole, L-NMMA, Bradykinin
- Where
- United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- National Heart, Lung, and Blood Institute (NHLBI)
Radial Artery
Radial Artery Vasodilation Heat Study
The purpose of this study is to collect data about the efficacy of utilizing distal topical heat application for dilatation of the radial artery.
- Trial name
- NCT03620383
- Testing
- Topical Heat
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Oregon Health and Science University
Determine the Effects of Nitrosigine and Citrulline-malate on Flow-mediated Dilation Among Young Adults
Evaluation of Sports Supplements on Blood Flow
Many athletes seek to increase their plasma (blood) nitric oxide content prior to exercise in order to augment vasodilation. Increased vasodilation during exercise, especially high intensity resistance training, allows for more…
- Trial name
- NCT04278053
- Testing
- inositol-stabilized arginine silicate
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- University of Arkansas, Fayetteville
Aortic Aneurysm
Patient Tailored Contrast Volume for Preoperative CT Angiography of the Aorta
An in-house calculator was developed to calculate the appropriate contrast dose, rather than standardly administering a 120ml dose.
- Trial name
- NCT05716568
- Testing
- Contrast dose reduction, CT-angiography
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Cardiovascular Disease
The Role of Nitric Oxide Synthase in Circulating Progenitor Cell Function
Our main hypothesis is that EPC function is impaired in some populations with high cardiovascular risk as a result of reduced eNOS-dependent NO production.
- Trial name
- NCT00627068
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Aneurism
Genetic Profile In Patients With Ruptured and Unruptured Intracranial Aneurysms
The project will involve multiple units within our Institute (Neurosurgery, Cerebrovascular Diseases, Neurology IV), as well as additional neurosurgical centers across Italy, for the enrollment of patients with saccular…
- Trial name
- ANEUBIO (NCT07233915)
- Where
- Italy
- Volunteers
- 252 people, healthy volunteers welcome
- Sponsor
- Fondazione I.R.C.C.S. Istituto Neurologico Carlo Besta
Vascular Ehlers-Danlos Syndrome
Biomarkers in Vascular Ehlers-Danlos Syndrome
The purpose of this study is to determine whether patients with vascular Ehlers-Danlos syndrome present significant and specific changes of arterial endothelial and smooth muscular cell signalling/secretion, in comparison to…
- Trial name
- MEDIC (NCT02165085)
- Where
- France
- Volunteers
- 211 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Vasodilatation, Oral Soft Tissue Conditions
Endothelium Dependent and Non-dependent Vasodilatation in Human Gingiva
The aim of this study is to compare the endothelim-dependent and non-dependent vasodilatation between genders in the human gingiva.
- Trial name
- NCT04918563
- Testing
- Nitroglycerin, Acetylcholine
- Where
- Hungary
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Semmelweis University
Thoracic Aorta
Aortic Elongation and Dissection
Aim of this study is to measure length of the ascending aorta in adults and to investigate the clinical implication of 'elongation' of the aorta.
- Trial name
- NCT02722889
- Where
- Netherlands
- Volunteers
- 298 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Breast Cancer, Bowel Cancer
EQUITA - A Feasibility Trial of a Faith-placed Intervention to Increase Screening Uptake in Black Adults
The goal of this randomised feasibility trial is to examine feasibility and acceptability of a co-produced and faith-placed intervention to increase uptake of breast, cervical, bowel, and abdominal aortic aneurysm (AAA) screening…
- Conditions
- Breast Cancer, Bowel Cancer, Cervical Cancer, Abdominal Aortic Aneurysm
- Trial name
- EQUITA (NCT06981182)
- Testing
- Faith-placed intervention to promote breast, cervical, bowel, and AAA screening uptake in Black communities.
- Where
- 3 sites in United Kingdom
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- University of Sunderland
Intracranial Aneurysm
Contrast-enhanced Magnetic Resonance Angiography Investigation of Intracranial Aneurysms and Prospective Study of Risk Factors
This is a prospective observational registry with intent to detect the prevalence of intracranial aneurysms with contrast-enhanced MR angiography (CE-MRA) at 1.5T, and to determine the risk factors such as high blood pressure and…
- Trial name
- EIIA (NCT00997698)
- Where
- China
- Volunteers
- 4,000 people, healthy volunteers welcome
- Sponsor
- Second Military Medical University