Clinical trials: Constriction
Aortic Stenosis, Hypoplastic Left Heart Syndrome
Fetal Intervention for Aortic Stenosis and Evolving Hypoplastic Left Heart Syndrome
For fetuses with severe aortic stenosis, in utero balloon aortic valvuloplasty may improve fetal growth of left heart structures and thus improve potential for biventricular repair strategies after birth.
- Trial name
- NCT01736956
- Testing
- Fetal Aortic Valvuloplasty
- Where
- United States
- Volunteers
- 9 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Aortic Stenosis
The Role of Myocardial Fibrosis in Patients With Aortic Stenosis
Aortic stenosis is the most common adult valvular heart disease in the western world. Heart failure and sudden cardiac death are complications associated with aortic stenosis.
- Trial name
- NCT01755936
- Testing
- Cardiac Magnetic Resonance Imaging, Echocardiography, 72 hour Holter Monitor
- Where
- United Kingdom
- Volunteers
- 203 people, healthy volunteers welcome
- Sponsor
- University of Edinburgh
Hypertrophic Cardiomyopathy, Acute Coronary Syndrome
Study to Develop a Non-invasive Marker for Monitoring Myocardial Fibrosis
The objective is to determine whether 99Technetium-NC100692 uptake in patients with ACS (MI) can serve as a marker for scar formation as detected by contrast-enhanced MRI during the process of myocardial remodelling after the…
- Trial name
- SCAR (NCT01230918)
- Testing
- 99mTc-NC100692
- Where
- Canada
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Ottawa Heart Institute Research Corporation
Degenerative Lumbar Spinal Stenosis, Degenerative Disc Disease
Clinical Decision-Making and Virtual Reality Exercise
Degenerative lumbar spine disease (DLSD) is common in elderly individuals and can result in pain, muscle weakness, and paresthesia.
- Conditions
- Degenerative Lumbar Spinal Stenosis, Degenerative Disc Disease, Degenerative Spondylolisthesis, Degenerative Intervertebral Discs
- Trial name
- NCT05375201
- Testing
- VR skateboarding training
- Where
- Taiwan
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- National Taiwan University Hospital
Spinal Stenosis
Cerebrospinal Fluid Congestion in Spinal Stenosis Patients
The investigators hypothesized spinal stenosis symptom was provocation due to cerebrospinal fluid congestion.
- Trial name
- NCT01630382
- Where
- South Korea
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Seoul National University Hospital
Peripheral Artery Disease, Femoropopliteal Stenosis
Histological Segmentation of the Superficial Femoral Artery From Microscan to CT Using Artificial Intelligence
The femoropopliteal artery segment (FPAS) is one of the longest arteries in the human body, undergoing torsion, compression, flexion and extension due to lower limb movements.
- Trial name
- CTPred (NCT06260488)
- Testing
- Endovascular surgery
- Where
- France
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University Hospital, Strasbourg, France
Postoperative Pain, Anesthesia, Regional
Mid-Transverse Process to Pleural (MTP) Block and Erector Spinal Plan (ESP) Block in Spinal Surgery
Ethics committee approval was taken on October 22, 2019, numbered 19/342. 120 adult patients who will undergo spine stabilization surgery between October 2019 and January 2020 in "Gülhane Training and Research Hospital" were…
- Conditions
- Postoperative Pain, Anesthesia, Regional, Spinal Stenosis
- Trial name
- NCT04193488
- Testing
- MTP block, ESP block, No Block group
- Where
- Turkey (Türkiye)
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Gulhane School of Medicine
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
Stenosis, Fusion of Spine (Disease)
Anterior Bridging Cage With Bone Substitute Versus Localized Autobone in Transforaminal Lumbar Interbody Arthrodesis
The purpose of this study is to evaluation for the pattern of bone bridging of patients who undergo transforaminal lumbar interbody arthrodesis, the investigators hypothesize that auto local bone mixed with β-calcium phosphate +…
- Trial name
- NCT02485574
- Testing
- transforaminal lumbar interbody arthrodesis
- Where
- South Korea
- Volunteers
- 69 people, healthy volunteers welcome
- Sponsor
- Zenoss Co, Ltd
Degenerative Disc Disease Lumbar, Spinal Stenosis
Multimodal Analgesia Versus Routine Care Pain Management
Most patients undergoing surgery experience significant post-operative pain. Inadequate peri-operative pain management may decrease post-operative mobilization and increase length of hospitalization.
- Conditions
- Degenerative Disc Disease Lumbar, Spinal Stenosis, Lumbar Spondylolisthesis
- Trial name
- MMA (NCT01861743)
- Testing
- Multimodal Analgesia, Patient controlled analgesia
- Where
- United States
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Rush University Medical Center
Urethral Stricture, Male, Hormone Deficiency
Urethral Stricture After Transurethral Resection of the Prostate/Bladder: a Prospective Study of Risk Factors
There is currently no prognostic or predictive risk marker for this urethral stricture disease. The most conservative standard treatment for urethral stricture (internal urethrotomy) has a very high recurrence rate (greater than…
- Conditions
- Urethral Stricture, Male, Hormone Deficiency, Fibrosis
- Trial name
- STRICT-TURP (NCT04795570)
- Testing
- Transurethral resection of the prostate or bladder
- Where
- Spain
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- University Hospital Virgen de las Nieves
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
Carotid Artery Stenosis, Image
Evaluation of Brain Health and Surgical Efficacy in Patients With Carotid Artery Stenosis
The purpose of this study is to explore the relationship between the recovery of cerebrovascular morphology and cognitive function before and after surgical treatment in patients with carotid artery stenosis and their…
- Trial name
- NCT05848921
- Testing
- magnetic resonance image, Neuropsychological scale
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Nanjing University of Traditional Chinese Medicine
Nasal Obstruction, Lumbar Stenosis, Familial
Comparison of Intubation Conditions Between the Gliderite and the S-Guide
Intubation with an unchanneled videolaryngoscope mandates the use of a stylet. The Gliderite is a stylet specially designed for videolaryngoscopes.
- Trial name
- S-Guide (NCT02519647)
- Testing
- Tracheal intubation with Gliderite, Tracheal intubation with S-guide
- Where
- Switzerland
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Lausanne Hospitals
Vaginal Stricture
Newly Designed Vaginal Stent to Improve Patient Comfort and Healing Following Vaginal Surgery or Vaginal Radiation
Each year, females need surgery to create a vaginal canal or pelvic radiation to treat cancer. The result is often a narrowing or scarring of their vagina. To aid in healing a stent is often placed.
- Trial name
- NCT04807387
- Testing
- Vaginal Stent A, Vaginal Stent B, Vaginal Stent
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Baylor College of Medicine
Aortic Stenosis
Vivio AS (Aortic Stenosis) Detection Study
Evaluate the sensitivity and specificity of the Vivio System when used as an aid in the identification of heart sounds associated with severe aortic stenosis.
- Trial name
- NCT04066634
- Testing
- Vivio System
- Where
- 3 sites in United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Ventric Health, LLC
Lumbar Spinal Stenosis
Vertos Mild - Post Market Patient Outcomes
This is a single-center study evaluating the outcomes of patients with painful lumbar spinal stenosis who were treated with the mild procedure (minimally invasive lumbar decompression.
- Trial name
- NCT01076244
- Testing
- Minimally Invasive Lumbar Decompression
- Where
- 2 sites in United States
- Volunteers
- 46 people, healthy volunteers welcome
- Sponsor
- The Center for Pain Relief, Inc.
Aortic Stenosis
The Scottish Aortic Stenosis LongiTudinal Imaging and biomarkeR (SALTIRE) Programme
The goal of this observational study is to understand the processes of what causes and accelerates the disease progress in aortic stenosis and following aortic valve replacement.
- Trial name
- SALTIRE (NCT06047561)
- Testing
- PET-CT
- Where
- United Kingdom
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- University of Edinburgh
Dilated Cardiomyopathy, Hypertrophic Cardiomyopathy
Metabolomic Study of All-age Cardiomyopathy
This study aims to 1)characterize the differentially expressed metabolites between cardiomyopathy patients and healthy controls,2)identify the specific biomarkers associated with outcomes or risk evaluation in patients with…
- Conditions
- Dilated Cardiomyopathy, Hypertrophic Cardiomyopathy, Arrhythmogenic Right Ventricular Cardiomyopathy, Left Ventricular Non-compaction
- Trial name
- MAC (NCT03061994)
- Where
- China
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Beijing Institute of Heart, Lung and Blood Vessel Diseases
Lumbar Spondylolisthesis Involving L4-L5
Survivorship of Decompression Alone Vs Decomp With Fusion in DLS and LCS
There has been a long-standing controversy on the operative treatment of Degenerative Lumbar Spondylolisthesis (DLS) with Lumbar Canal Stenosis (LCS), especially whether the addition of fusion to decompression is necessary.
- Trial name
- NCT05386381
- Where
- United Kingdom
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Robert Jones and Agnes Hunt Orthopaedic and District NHS Trust