Clinical trials: Stenosis
Dilated Cardiomyopathy, Hypertrophic Cardiomyopathy
Non-Invasive Evaluation of Myocardial Stiffness by Elastography in Pediatric Cardiology (Elasto-Pédiatrie)
First, investigators must determine the physiological standards across age classes of myocardial stiffness estimated by Elastography in ultrafast (estimated right ventricular stiffness [VD] and left ventricular [LV]).
- Trial name
- NCT02619825
- Testing
- Echography, Elastography
- Where
- France
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- French Cardiology Society
Aortic Valve Stenosis, Stroke
Dual Antiplatelet Therapy Versus Oral Anticoagulation for a Short Time to Prevent Cerebral Embolism After TAVI
The purpose of this study is to determine the incidence of major vascular events (ischemic or haemorrhagics) at the third month after initiation of the antithrombotic treatment (oral anticoagulation or dual antiplatelet therapy)…
- Trial name
- AUREA (NCT01642134)
- Testing
- aspirin+clopidogrel (Duoplavin)
- Where
- 4 sites in Spain
- Volunteers
- 124 people
- Sponsor
- Andres Iñiguez Romo, MD, PhD
Aortic Stenosis
Cardiac Magnetic Resonance Imaging Versus Computed Tomography to Guide Transcatheter Aortic Valve Replacement
To prove the non-inferiority of TAVR-CMR compared to TAVR-CT to guide TAVR according to clinical efficacy, defined as implantation success based on the VARC-2 criteria.
- Trial name
- TAVR-CMR (NCT03831087)
- Testing
- TAVR-CMR, TAVR-CT
- Where
- Austria
- Volunteers
- 267 people
- Sponsor
- Medical University Innsbruck
Carotid Artery Plaque
Carotid Plaque Assessment Using 18Fluorine (18F) -Sodium Fluoride Positron Emission Tomography (PET) /MR
Carotid plaque can lead to ischemic stroke. Treatment of asymptomatic carotid plaque, based on degree stenosis, is still controversial.
- Trial name
- CARTIS (NCT02726984)
- Testing
- 18F-sodium fluoride PET/MR
- Where
- France
- Volunteers
- 15 people
- Sponsor
- Hospices Civils de Lyon
Bile Duct Neoplasms, Jaundice, Obstructive
A Single-center, Prospective Cohort Study on the Differentiation of Benign and Malignant Bile Duct Stenosis Based on Bile and Peripheral Blood cfDNA Methylation Profiles
The goal of this observational study is to detect the methylation characteristics of cfDNA in the bile and plasma of patients with bile duct stricture.
- Conditions
- Bile Duct Neoplasms, Jaundice, Obstructive, Bile Duct Diseases
- Trial name
- NCT06115655
- Testing
- cfDNA methylation detection
- Where
- China
- Volunteers
- 161 people, healthy volunteers welcome
- Sponsor
- Air Force Military Medical University, China
Aortic Stenosis, Mitral Regurgitation
Treatment of Concomitant Mitral Regurgitation by Mitral Valve Clipping in Patients With Successful Transcatheter Aortic Valve Implantation.
To evaluate whether patients after successful transfemoral transcatheter aortic valve implantation (TAVI), who have concomitant, moderate to severe mitral regurgitation (MR) benefit from an additional treatment of this valve…
- Trial name
- MITAVI (NCT04009434)
- Testing
- Mitral Valve Clipping, TAVI
- Where
- Germany
- Volunteers
- 1,162 people
- Sponsor
- Technische Universität Dresden
Aortic Valve Stenosis
Improving Echo Measurements in the Diagnosis of Aortic Stenosis
Aortic stenosis is a common valvular heart disease, affecting mainly people over age 60. It is characterized by years to decades of slow progression followed by rapid clinical deterioration and a high death rate once symptoms…
- Trial name
- NCT02146755
- Where
- 2 sites in United States
- Volunteers
- 396 people
- Sponsor
- Baylor Research Institute
Analgesia, Patient-controlled, Spinal Stenosis
The Analgesic Effect of Combined Treatment With Intranasal S-ketamine and Intranasal Midazolam
Introduction Ketamine is an old and generally well accepted analgesic used in the intra- and perioperative setting. Several studies demonstrated the effectiveness of ketamine in the postoperative setting.
- Trial name
- NASKEMI (NCT01275547)
- Testing
- s-ketamine & midazolam, Morphine PCA
- Where
- Switzerland
- Volunteers
- 22 people
- Sponsor
- University Hospital, Basel, Switzerland
Mitral Valve Stenosis
Late Clinical Outcomes of Percutaneous Mitral Commissurotomy in Patients With Mitral Stenosis
In this retrospective cohort study, out of 220 patients who had undergone successful PTMC between 2006 and 2018, the clinical course of 186 patients could be successfully followed.
- Trial name
- NCT04112108
- Testing
- PTMC
- Where
- Iran
- Volunteers
- 220 people
- Sponsor
- Shiraz University of Medical Sciences
Opioid Use, Lumbar Spinal Stenosis
Lumbar Steroid Use in Patients Undergoing Posterior Lumbar Decompression
This study seeks to evaluate the impact of intra-operative topical epidural steroid usage in patients undergoing 1-2 level lumbar laminectomy.
- Conditions
- Opioid Use, Lumbar Spinal Stenosis, Pain, Postoperative, Pain, Back
- Trial name
- NCT05058287
- Testing
- Depo-Medrol 40Mg/Ml Suspension for Injection
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- Hospital for Special Surgery, New York
Stenosis
Application of Contrast Enhance Ultrasound to Evaluate Hemodynamics Change in MCA With Moderate to Severe Stenosis
Objective: To monitor and evaluate the change of intracranial hemodynamics and MCA stenosis after 24-week atorvastatin treatment using CEUS, CTA and DSA.
- Trial name
- NCT01617538
- Testing
- atorvastatin
- Where
- China
- Volunteers
- 30 people
- Sponsor
- Capital Medical University
Anastomotic Stricture, Morbid Obesity
Study of Proton Pump Inhibitors (PPI) to Prevent Strictures After Gastric Bypass Surgery
The purpose of this study is to determine whether suppressing acid production by administration of daily proton pump inhibitors in the early post-operative period will reduce the gastrojejunal anastomosis stricture rate in…
- Trial name
- NCT00361985
- Testing
- Esomeprazole
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- Weill Medical College of Cornell University
Cerebral Infarction, Stenosis Artery
The Effect and Safety of Combined Anti-platelet Treatment in Acute Ischemic Stroke Due to Large Artery Atherosclerosis
Currently, aspirin plus clopidogrel is considered as a standard acute treatment of ischemic stroke, based on results of CHANCE and POINT trial.
- Trial name
- CHANGE (NCT06757764)
- Testing
- Aspirin, Clopidogrel, Cilostazol
- Where
- 24 sites in South Korea
- Volunteers
- 2,340 people
- Sponsor
- Asan Medical Center
Ischemic Stroke, TIA
Probucol for Symptomatic Intracranial and Extracranial Artery Stenosis
This study is a multicenter, double-blind, placebo-controlled, randomized clinical trial that aims to evaluate the efficacy of probucol on the reduction of the risk of recurrent stroke in patients with symptomatic intracranial or…
- Trial name
- NCT06225752
- Testing
- Probucol
- Where
- China
- Volunteers
- 5,452 people
- Sponsor
- First Affiliated Hospital of Wannan Medical College
Hypertrophic Cardiomyopathy
A Trial of HRS-1893 in Healthy Volunteers
The purpose of this study is to assess the safety and PK characteristics of a single oral dose of HRS-1893 in healthy voluunters.
- Trial name
- NCT07033455
- Testing
- HRS-1893
- Where
- Australia
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Atridia Pty Ltd.
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
Stent Migration
Preventing Esophageal Stent Migration in Esophageal Strictures
This study aims to assess the efficacy and rate of stent migration in standard of care esophageal stents that are not fixed, compared to those that are fixed with either standard of care OTSC stentfix or standard of care stent…
- Trial name
- NCT05081752
- Testing
- OTSC Stentfix, Stent Suturing / Endoscopic Clips
- Where
- United States
- Sponsor
- NYU Langone Health
Femoral Artery Stenosis, Popliteal Artery Stenosis
MDT-2113 Drug-Eluting Balloon vs. Standard PTA for the Treatment of Atherosclerotic Lesions in the Superficial Femoral Artery and/or Proximal Popliteal Artery
The purpose of this trial is to assess the safety and efficacy of MDT-2113 for the interventional treatment of de novo and non-stented restenotic lesions in the superficial femoral artery (SFA) and the proximal popliteal artery…
- Conditions
- Femoral Artery Stenosis, Popliteal Artery Stenosis, Femoral Artery Occlusion, Popliteal Artery Occlusion
- Trial name
- MDT-2113 SFA (NCT01947478)
- Testing
- MDT-2113 Drug-Eluting Balloon, Standard angioplasty balloon
- Where
- Japan
- Volunteers
- 100 people
- Sponsor
- Medtronic Endovascular
Heart Failure, Aortic Stenosis
Heart Failure and Aortic Stenosis Transcriptome
This study is aimed to investigate the global transcriptome in order to determine the expression profile of messenger RNAs (mRNAs), as well as long noncoding- (lncRNAs) and micro noncoding-RNAs (miRNAs) in heart failure (HF) and…
- Trial name
- RNA-HF-AS (NCT03268135)
- Testing
- measurement of RNAs
- Where
- 2 sites in Italy
- Volunteers
- 500 people
- Sponsor
- IRCCS Policlinico S. Donato
Aortic Valve Stenosis
Randomized Comparison of Catheter-based Strategies for Interventional Access Site Closure During Transfemoral Transcatheter Aortic Valve Implantation
The aim of the study is to evaluate the clinical efficacy of 2 different vascular closure device (VCD) strategies during transfemoral transcatheter aortic valve implantation (TAVI).
- Trial name
- CHOICE-CLOSURE (NCT04459208)
- Testing
- Manta, ProGlide
- Where
- Germany
- Volunteers
- 516 people
- Sponsor
- Helios Health Institute GmbH