Clinical trials: Stenoses, open to volunteers
Carotid Stenosis
Risk Prediction Model for Cerebrovascular Events in Carotid Artery Stenosis
Atherosclerotic carotid artery stenosis is a major cause of stroke, and early identification of high-risk patients combined with surgical intervention can significantly reduce stroke risk.
- Trial name
- NCT06452173
- Testing
- Plasma, carotid high-resolution magnetic resonance imaging
- Where
- China
- Volunteers
- 300 people
- Sponsor
- Beijing Tiantan Hospital
Cardiovascular Diseases, Hypertrophic Cardiomyopathy (HCM)
AI-enabled Screening and Diagnosis of Cardiomyopathies Using Coronary CTA
The goal of this observational and diagnostic study is to develop and validate an artificial intelligence assisted approach for coronary computer tomography angiography-(CCTA)-based screening and diagnosis of cardiomyopathies in…
- Conditions
- Cardiovascular Diseases, Hypertrophic Cardiomyopathy (HCM), Dilated Cardiomyopathy (DCM), Restrictive Cardiomyopathy
- Trial name
- Atlantis (NCT06748261)
- Testing
- CCTAI model
- Volunteers
- 5,000 people, healthy volunteers welcome
- Sponsor
- Shanghai Zhongshan Hospital
Hypertrophic Obstructive Cardiomyopathy
Transapical Beating-heart Septal Myectomy in Patient With Hypertrophic Obstructive Cardiomyopathy
The primary purpose of this study is to evaluate the feasibility, the safety and the efficacy of the transapical beating-heart septal myectomy for the treatment of hypertrophic obstructive cardiomyopathy.
- Trial name
- NCT05332691
- Testing
- Transapical beating-heart septal myectomy
- Where
- China
- Volunteers
- 1,000 people
- Sponsor
- Xiang Wei
Maxillary Transversal Deficiency (Maxillary Constriction) and Perioral Muscle Pressures (Tongue, Lip, and Cheek)
Orofacial Muscle Pressure and Maxillary Transverse Development
Study Title: Investigation of the Effects of Tongue, Lip, and Cheek Pressures on the Development of Upper Jaw Narrowness Introduction and Hypothesis The structure of our face and the alignment of our teeth are influenced not only…
- Trial name
- OMPTD (NCT07552441)
- Testing
- Orolingual Manometry using IOPI Pro Deluxe Kit
- Where
- Turkey (Türkiye)
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Yuzuncu Yil University
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
Trachea Diseases, Tracheal Stenosis
Feasibility of Tracheobronchial Reconstruction Using Allogenic Aortic Patch in Children
Feasibility and safety of repairing tracheal and bronchial defects in infants and children using cryopreserved donor aortic patches.
- Conditions
- Trachea Diseases, Tracheal Stenosis, Tuberculosis; Tracheitis, Airway Disease
- Trial name
- NCT07240259
- Testing
- Cryopreserved aorta
- Where
- Taiwan
- Volunteers
- 5 people
- Sponsor
- National Taiwan University Hospital
Williams Syndrome, Duplication
Defining the Brain Phenotype of Children With Williams Syndrome
Background: Little is known about how the brain changes during childhood and adolescence, how genes affect this process, or how the brains of people with 7q11.23 genetic variation change during this period.
- Trial name
- NCT01132885
- Where
- United States
- Volunteers
- 415 people, healthy volunteers welcome
- Sponsor
- National Institute of Mental Health (NIMH)
Cardiomyopathy, Hypertrophic
The Chinese Hypertrophic Cardiomyopathy Study(CHCS)
Hypertrophic cardiomyopathy (HCM) is one of the most common inherited cardiac diseases, with a prevalence of ∼0.2%. Sudden cardiac death (SCD), heart failure and stroke are the major poor outcomes of HCM.
- Trial name
- CHCS (NCT02696135)
- Where
- China
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- China National Center for Cardiovascular Diseases
Hypertrophic Cardiomyopathy (HCM)
One-stop Evaluation of Hypertrophic Cardiomyopathy in Cardiac Magnetic Resonance
This is a multi-center, observational study aiming to establish a precision diagnosis scheme and multi-dimensional risk prediction models for Hypertrophic Cardiomyopathy (HCM). The study plans to enroll 10000 adult HCM patients.
- Trial name
- NCT07336290
- Volunteers
- 10,000 people
- Sponsor
- Minjie Lu
Degenerative Disc Disease in Cervical Spine, Stenosis Cervical Spine
PMCF Study Fortilink-SC
This study is setup to be able to gather information on the safety and performance of the Fortilink-SC Ti cage of Paradigm Spine GmbH, up to one year after the surgery.
- Trial name
- NCT07834749
- Testing
- Cervical interbody fusion surgery (standalone)
- Where
- 2 sites in Spain
- Volunteers
- 50 people
- Sponsor
- BAAT Medical Products B.V.
Hypertrophic Cardiomyopathy (HCM), Heart Failure
Retrospective Natural History Study of RASopathy-associated Cardiomyopathy (RAS-CM)
RASopathy-associated hypertrophic cardiomyopathy (RAS-CM) is a disease with high morbidity and high mortality if presenting during infancy.
- Conditions
- Hypertrophic Cardiomyopathy (HCM), Heart Failure, RASopathy
- Trial name
- RAS-CM (NCT07344480)
- Testing
- Retrospective data collection
- Where
- Germany
- Volunteers
- 100 people
- Sponsor
- Deutsches Herzzentrum Muenchen
Mitral Stenosis
Impact of Percutaneous Transvenous Mitral Commissurotomy on The Left Atrial Appendage Function in Patients With Mitral Stenosis.
Evaluation of the effect of PTMC on LAA function by TEE at least one month after the procedure and its effectiveness in prevention of thrombi formation and cerebrovascular complications.
- Trial name
- NCT06340997
- Testing
- Transesophageal echocardiography
- Volunteers
- 25 people
- Sponsor
- Assiut University
Coronary Disease, Heart Diseases
Single vs. Dual Antiplatelet Therapy in Elderly or HBR Patients Undergoing Percutaneous Intervention With DCB (PICCOLETO IV-EPIC 38)
This international, multicenter, open-label, randomized clinical trial evaluates the safety and efficacy of single antiplatelet therapy (SAPT) compared to dual antiplatelet therapy (DAPT) in elderly or high bleeding risk patients…
- Conditions
- Coronary Disease, Heart Diseases, Cardiovascular Diseases, Myocardial Ischemia
- Trial name
- PIV-EPIC (NCT06535568)
- Testing
- Drug-coated balloon, Single antiplatelet therapy (SAPT), Dual antiplatelet therapy (DAPT)
- Where
- Italy
- Volunteers
- 576 people
- Sponsor
- Fondazione Ricerca e Innovazione Cardiovascolare ETS
Intracranial Atherosclerotic Disease (ICAD), Intracranial Arterial Stenosis
Photon-counting CT for Intracranial Stent Assessment
Intracranial atherosclerotic disease is an important cause of ischemic stroke, and intracranial stent implantation is increasingly used for patients with severe stenotic lesions.
- Conditions
- Intracranial Atherosclerotic Disease (ICAD), Intracranial Arterial Stenosis, Stent Restenosis, Ischemic Stroke
- Trial name
- NCT07769814
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Xin Lou
RAS Mutation, Neurofibromatosis 1
RASopathy Biorepository
The RASopathies are a group of developmental disorders caused by genetic changes in the genes that compose the Ras/mitogen activated protein kinase (MAPK) pathway. New RASopathies are being diagnosed frequently.
- Conditions
- RAS Mutation, Neurofibromatosis 1, Noonan Syndrome, Noonan Syndrome With Multiple Lentigines
- Trial name
- NCT04395495
- Where
- United States
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Children's Hospital Medical Center, Cincinnati
Aortic Stenosis
Alternative Peripheral TAVI Accesses
The APTA (Alternative Peripheral TAVI Accesses) registry is an observational multi-center, retrospective and prospective study, including high and medium - risk patients with aortic stenosis (AS) contraindicates for trans-femoral…
- Trial name
- APTA (NCT07539909)
- Testing
- TAVI procedures with an alternative access
- Volunteers
- 600 people
- Sponsor
- Medical University of Silesia
Congenital Heart Disease, Aortic Valve Stenosis
Effect of Fetal Aortic Valvuloplasty on Outcomes
In one of the most severe congenital heart defects, hypoplastic left heart syndrome (HLHS), the left ventricle is underdeveloped and the prognosis is worse than in most other heart defects.
- Conditions
- Congenital Heart Disease, Aortic Valve Stenosis, Fetal Cardiac Disorder, Hypoplastic Left Heart Syndrome
- Trial name
- FASSprosp (NCT05386173)
- Testing
- Fetal aortic balloon dilatation
- Where
- 13 sites in United States, Austria and 6 more
- Volunteers
- 200 people
- Sponsor
- Queen Silvia Children's Hospital, Gothenburg, Sweden
Velocardiofacial Syndrome, Williams Syndrome
The Psychiatric and Cognitive Phenotypes in Velocardiofacial Syndrome
The purpose of this study is to investigate the Psychiatric and Cognitive Phenotypes in Velocardiofacial Syndrome (VCFS), Williams Syndrome (WS)and Fragile X Syndrome Characterization, Treatment and Examining the Connection to…
- Conditions
- Velocardiofacial Syndrome, Williams Syndrome, Fragile X Syndrome
- Trial name
- VCFS (NCT00768820)
- Testing
- methylphenidate, fluoxetin, risperidone
- Where
- Israel
- Volunteers
- 400 people
- Sponsor
- The Chaim Sheba Medical Center
Crohn Disease
Pre-stenotic Inflammation Following Endoscopic Balloon Dilatation in Crohn's Disease: A Prospective Study
As a consequence of chronic relapsing inflammation in Crohn's disease (CD), progressive bowel damage and scarring occurs in affected regions of intestine.
- Trial name
- NCT04803916
- Where
- Israel
- Volunteers
- 24 people
- Sponsor
- Shaare Zedek Medical Center
CD - Crohn's Disease
Comparison of the Therapeutic Effects of Balloon Assisted Enteroscopy Assisted Narrow Incision and Balloon Dilation in the Treatment of Crohn's Disease Small Intestinal Stenosis
This study is designed as a controlled trial to evaluate the efficacy of balloon-assisted enteroscopy-guided radial incision therapy for the treatment of stricturing small bowel Crohn's disease.
- Trial name
- CD stenosis (NCT07409376)
- Testing
- stricture incision, balloon dilation, No Interventions
- Volunteers
- 100 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine