Clinical trials: Stricture
Valvular Heart Disease Stenosis and Regurgitation, Valvular Heart Disease
Screening of Valvular Heart Disease Using Single-channel Electrocardiogram
It is a prospective, controlled, single-center, observational, non-randomized study. The study is planned to include at least 1000 patients over 18 years old in the training sample and 200 patients over 18 years old in the test…
- Trial name
- NCT07099417
- Testing
- No intervention (observational study)
- Where
- Russia
- Volunteers
- 1,200 people, healthy volunteers welcome
- Sponsor
- I.M. Sechenov First Moscow State Medical University
Carotid Artery Stenosis, Superficial Femoral Artery Stenosis
VFI in Healthy Vessels
There is a wealth of evidence implicating the important role of blood flow throughout all stages of the process of atherogenesis.
- Trial name
- NCT05451485
- Testing
- Blood speckle tracking, Ultrasound particle Imaging Velocimetry, 4D flow MRI
- Where
- Netherlands
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Rijnstate Hospital
Coronary Heart Disease
Could Non-invasive Biochemical, Image or Physiological Index Predict Significant Coronary Arterial Stenosis in Symptomatic Adults?
To validate the capability of non-invasive bio-image tests in prediction of significant coronary stenosis of symptomatic adults.
- Trial name
- NCT01645228
- Testing
- coronary calcium score measurement, high sensitivity C reactive protein measurement, ankle brachial index measurement
- Where
- Taiwan
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Cathay General Hospital
Mental Disorders
Effects of Emotion on Episodic Memory in Typically Developing Children and Children With Williams-Beuren Syndrome
It's well established in the literature that emotional events are more likely to be remembered than neutral events. Although this Emotional Enhancement of Memory (EEM) has been well demonstrated in the adult literature, little is…
- Trial name
- EEM-TAdev (NCT03688516)
- Testing
- Manipulation of valence and modality, Spatial and recognition memory, Source and content memory
- Where
- France
- Volunteers
- 280 people, healthy volunteers welcome
- Sponsor
- Hôpital le Vinatier
Larynx Disease, Laryngeal Stenosis
The Effectiveness of Reconstructive Microsurgery on the Clinical and Functional State of Laryngeal Stenosis
To improve diagnostic methods for patients with laryngeal stenosis for the optimal determination of the technique of surgical treatment.
- Trial name
- NCT04734483
- Testing
- spirometry, MRI and CT, Laryngoscopy
- Where
- 2 sites in Kazakhstan, Russia
- Volunteers
- 70 people, healthy volunteers welcome
- Sponsor
- Astana Medical University
Pain, Stenosis
Clinical Outcome Study of the Triad Allograft for Posterior Lumbar Fusion
The purpose of the study is to prospectively measure pain, function, and patient satisfaction in 70 consecutive patients treated by lumbar fusion using the Triad allograft.
- Conditions
- Pain, Stenosis, Spondylolisthesis
- Trial name
- NCT00205101
- Where
- United States
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- University of Wisconsin, Madison
Carotid Atherosclerosis, Cerebrovascular Accident
Potential Risk Factors for Stroke
Early studies have shown that the immune system may play a role in the development of strokes. Conditions such as high blood pressure, high cholesterol, diabetes, and old age can activate the immune system and increase the risk…
- Conditions
- Carotid Atherosclerosis, Cerebrovascular Accident, Diabetes Mellitus, Hypercholesterolemia
- Trial name
- NCT00001368
- Testing
- cytokine and leukocyte activation profile
- Where
- United States
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- National Institute of Neurological Disorders and Stroke (NINDS)
Lumbar Spinal Stenosis, Paraspinal Muscle
The Correlation Between Degeneration of Paraspinal Muscle and Outcome of Patients With Lumbar Spinal Stenosis
The photographical and functional parameters of paravertebral muscle in patients with lumbar spinal stenosis will be measured to investigate the correlation between paravertebral muscle degeneration and symptoms and prognosis of…
- Trial name
- NCT04688944
- Testing
- observation
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Peking University Third Hospital
Hypertrophic Obstructive Cardiomyopathy
Hyp Obst Cardiomyopathy
Hypertrophic Obstructive cardiomyopathy (HOCM) is the most common genetic cardiomyopathy, heterogeneous in phenotype and clinical course.
- Trial name
- NCT04329689
- Testing
- The Septal myectom
- Volunteers
- 98 people, healthy volunteers welcome
- Sponsor
- Assiut University
Coronary Artery Disease, Myocarditis
A 10-Minute Cardiovascular Magnetic Resonance Protocol for Cardiac Disease
This study aims to identify and assess new CMR techniques that can improve current CMR protocols.
- Conditions
- Coronary Artery Disease, Myocarditis, Infiltrative Cardiomyopathy, Dilated Cardiomyopathy
- Trial name
- NCT04464655
- Where
- Canada
- Volunteers
- 2,130 people, healthy volunteers welcome
- Sponsor
- McGill University Health Centre/Research Institute of the McGill University Health Centre
Internal Carotid Artery Stenosis With Infarction
Advanced Ultrasound Methods in the Assessment of Carotid Plaque Instability
The primary aim of this project is to assess if advanced ultrasound methods such as SMI (Superb microvascular Imaging) and SWE (Shear Wave Elastography) can identify intraplaque neovascularization and plaque tissue stiffness in…
- Trial name
- NCT03672955
- Where
- Norway
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Oslo University Hospital
Adult Spinal Deformity, Degenerative Scoliosis
Gait and Paraspinal sEMG in Degenerative Spinal Diseases
This cross-sectional observational study aims to quantitatively compare three-dimensional gait parameters, surface electromyography (EMG) patterns, and radiological parameters among patients with different degenerative spinal…
- Conditions
- Adult Spinal Deformity, Degenerative Scoliosis, Sagittal Deformity, Sagittal Imbalance
- Trial name
- TDGKSEPDSD (NCT07309926)
- Testing
- Gait analysis and surface electromyography analysis
- Where
- China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Xuanwu Hospital, Beijing
Lumbar Spinal Stenosis
A Pivotal Study of a Facet Replacement System to Treat Spinal Stenosis
The purpose of this study is to determine if the ACADIA® Facet Replacement System is effective in the treatment of spinal stenosis.
- Trial name
- NCT00401518
- Testing
- Non-randomized ACADIA® Facet Replacement System, Randomized ACADIA® Facet Replacement System, Randomized Instrumented posterolateral fusion (PLF)
- Where
- 29 sites in United States, Puerto Rico
- Volunteers
- 390 people, healthy volunteers welcome
- Sponsor
- Globus Medical Inc
Cerebrovascular Disorders
Neuroprotective and Cardioprotective Effects Of Palm Vitamin E Tocotrienols
The purpose of the study is to assess the neuroprotective, anti atherogenic and hepatoprotective properties of tocotrienols (palm vitamin E) supplementation as determined by white matter lesion load on serial magnetic resonance…
- Trial name
- NCT00753532
- Where
- Malaysia
- Volunteers
- 241 people, healthy volunteers welcome
- Sponsor
- Universiti Sains Malaysia
Degeneration Spine, Cervical Radiculopathy
Salt Water Gargling on Swallowing Following ACDF
The goal of this randomized control trial is to collect sufficient preliminary data on the efficacy of sodium chloride, hereafter referred to as "saltwater" or "saline" in reducing the difficulty of swallowing following…
- Conditions
- Degeneration Spine, Cervical Radiculopathy, Cervical Stenosis, Cervical Spondylosis
- Trial name
- NCT06475365
- Testing
- Sodium chloride gargle
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Southern California
Cataract, Vitreous Hemorrhage
Study on Eye-Brain Cross-Organ Mapping and Systemic Disease Association Based on Multimodal Big Data
This project integrates multimodal eye data (CFP, OCT, OCTA) from 50,000 cases, brain MR data from 150,000 cases, and ICD diagnoses, medical orders, and test results from an eye-brain paired cohort of 8,000 cases to construct an…
- Conditions
- Cataract, Vitreous Hemorrhage, Diabetic Eye Diseases, Cerebral Small Vessel Disease
- Trial name
- NCT07541651
- Testing
- No interventions were involved in this study.
- Volunteers
- 208,000 people, healthy volunteers welcome
- Sponsor
- Beijing Friendship Hospital
Aortic Stenosis
Utility of Exercise-induced N-terminal (NT) Pro-brain Natriuretic Peptide Levels in Predicting Prognosis in Asymptomatic Aortic Stenosis
One hundred patients with moderate to severe asymptomatic aortic stenosis (AS) will be asked to exercise on a treadmill. NT-pro-BNP levels will be drawn before and after exercise.
- Trial name
- AS-BNP (NCT00567437)
- Testing
- NT-pro-BNP levels
- Where
- United States
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- Duke University
Williams-Beuren Syndrome, Micro-duplication 7q11.23 Syndrome
Quantification of Elastin Markers Synthesis in Williams-Beuren Syndrome and 7q11.23 Micro-duplication Syndrome
Introduction: Williams-Beuren syndrome is a rare genetic disorder caused by a 7q11.23 microdeletion. The phenotype associates vasculopathy (arterial stenosis, hypertension), dimorphism and intellectual disability.
- Conditions
- Williams-Beuren Syndrome, Micro-duplication 7q11.23 Syndrome, Vasculopathy
- Trial name
- ELAST7 (NCT04051086)
- Testing
- Physical examination and Urine and blood samples, Urine and blood samples
- Where
- France
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Hospices Civils de Lyon
Aortic Stenosis
Deep Learning Enhanced Detection of Aortic Stenosis - The DETECT-AS-Diagnostic Study
The DETECT-AS Diagnostic Study will assess the performance of artificial intelligence (AI) risk predictions to detect aortic stenosis using results from portable electrocardiogram (ECG) and cardiac ultrasound devices.
- Trial name
- NCT06749145
- Testing
- Portable 1-lead electrocardiogram, Point-of-care ultrasound, AI-ECG risk algorithm
- Where
- 3 sites in United States
- Volunteers
- 410 people, healthy volunteers welcome
- Sponsor
- Yale University
Long QT Syndrome, Brugada Syndrome
Healthy-related Quality of Life and Physical Activity of Children With Cardiac Malformations
The QUALIMYORYTHM trial is a multicentre controlled study, aiming to assess health-related quality of life (HRQoL) of 107 children aged 6 to 18 years old with inherited cardiac arrhythmia (long QT syndrome, Brugada syndrome…
- Conditions
- Long QT Syndrome, Brugada Syndrome, Catecholaminergic Polymorphic Ventricular Tachycardia, Arrhythmogenic Right Ventricular Dysplasia
- Trial name
- QUALIMYORYTHM (NCT04712136)
- Testing
- MRI
- Where
- France
- Volunteers
- 214 people, healthy volunteers welcome
- Sponsor
- University Hospital, Montpellier