Clinical Trials on Generalized Visual Field Contraction or Constriction

Total 83 results

Turku University Hospital

Completed

A Study to Determine the Location of the Blind Spot and the Macula-disc Centre Distance on a Fundus Photograph

Generalized Visual Field Contraction or Constriction

Finland
Massachusetts Eye and Ear Infirmary
National Eye Institute (NEI)

Recruiting

Feasibility Tests for Various Prism Configurations for Visual Field Loss

Hemianopia, Homonymous | Tunnel Vision | Visual Field Defect, Peripheral | Visual Field Constriction Bilateral | Visual Field Defect Homonymous Bilateral

United States
Massachusetts Eye and Ear Infirmary
National Eye Institute (NEI)

Recruiting

Feasibility Test of Virtual Reality Obstacle Detection for Low Vision Walking

Tunnel Vision | Visual Field Defect, Peripheral | Visual Field Constriction Bilateral | Visual Field Defect Homonymous Bilateral | Hemianopsia | Homonymous Hemianopia

United States
University Hospital, Strasbourg, France

Unknown

TREatment of Uretral STRICTure With Self-catheterization : Tolerance Evaluation (TRESTRICTT)

First or Second Uretral Stenosis | Diagnosed With Uretral Fibroscopy

France
Baylor College of Medicine
Eunice Kennedy Shriver National Institute of Child Health and Human Development... and other collaborators

Terminated

Newly Designed Vaginal Stent to Improve Patient Comfort and Healing Following Vaginal Surgery or Vaginal Radiation

Vaginal Stricture

United States
Seoul National University Hospital

Completed

Outcomes of Patients With Foraminal Stenosis

Lumbar Foraminal Stenosis

Korea, Republic of
C. R. Bard

Completed

Clinical Study of the BARD® COVERA™ Arteriovenous (AV) Stent Graft (AVeNEW)

Restenosis | Stenosis

Australia, Germany, Austria, United States, Belgium, New Zealand, Netherlands, Switzerland
University of California, Los Angeles
Boston Scientific Corporation

Recruiting

Percutaneous Endoluminal Benign Biliary Laser (PEBBL)

Benign Biliary Strictures With Current or Prior Biliary Obstruction

United States
Instituto Ecuatoriano de Enfermedades Digestivas

Recruiting

Endoscopic Ultrasound (EUS) Artificial Intelligence Model for Normal Mediastinal and Abdominal Strictures Assessment

Abdomen | Mediastinum | Anatomic Abnormality | Strictures

Ecuador
Cairo University

Unknown

Buccal Mucosal Graft for the Repair of Iatrogenic Pelviureteric Junction Obstruction or Ureteric Stricture.

Pelvi Ureteric Junction Obstruction or Ureteral Stricture
Merit Medical Systems, Inc.

Recruiting

Merit WRAPSODY™ Endoprosthesis for Treatment of Stenosis or Occlusion (WRAP)

Venous Stenosis | Venous Occlusion

Israel, Netherlands, Australia, United Kingdom, Brazil, Germany, New Zealand, Portugal, Greece
Merit Medical Systems, Inc.

Active, not recruiting

The Merit WRAPSODY AV Access Efficacy Study (WAVE) (WAVE)

Venous Stenosis | Venous Occlusion

United States, United Kingdom, Canada, Brazil
Sheba Medical Center
Tel Aviv University, Claire and Amedee Maratier Institute

Completed

Evaluation of Objective Perimetry Using Pupillometer

Glaucoma | Retinitis Pigmentosa | Visual Field

Israel
Klinikum Arnsberg

Recruiting

SUPER-DIALYSIS-Study: Supera Stent Interventions in Juxta-anastomotic (re)Stenosis

Stenosis of Arteriovenous Dialysis Fistula

Germany
Athanasios Ellinoudis

Completed

Core Exercises Effects on Muscle Imbalances

Muscle Atrophy or Weakness | Muscle Contraction | Core Stability

Greece
Institut Paoli-Calmettes

Recruiting

Evaluation of the Efficacy of Duodenal Prostheses Not Covered Over 6 Years (DYSPHAGIE)

Digestive or Non-digestive Neoplasia Leading to Symptomatic Duodenal Stenosis

France
Ajou University School of Medicine

Completed

Partially Covered and Uncovered Metal Stent for Malignant Distal Biliary Stricture

Malignant Distal Biliary Stricture

Korea, Republic of
Singapore General Hospital
National Medical Research Council (NMRC), Singapore

Completed

Prospective Randomized Trial Comparing DEB Versus Conventional PTA for the Treatment of Hemodialysis AVF or AVG Stenoses (DEBAPTA)

Stenosis of Arteriovenous Dialysis Fistula | Arteriovenous Graft Stenosis

Singapore
Mansoura University

Completed

Comparative Study of the House Advancement Flap, Rhomboid Flap, and Y-V Anoplasty

Anal Stenosis

Egypt
St. Justine's Hospital

Not yet recruiting

Oral Viscous Budesonide in Anastomotic Stricture After Esophageal Atresia Repair (OVB in EA) (OVB in EA)

Esophageal Atresia | Anastomotic Stenosis
Assiut University

Not yet recruiting

Anoplasty for Post Hemorroidectomy Anal Stenosis : Diamond Versus V-Y Flap Techniques

Anoplasty in Treatment of Post Hemorroidectomy Anal Stenosis

Egypt
Venus MedTech (HangZhou) Inc.
Core Medical (Beijing) Co., Ltd.

Unknown

Efficacy and Safety of Venus P-valve to Treat RVOT Stenosis With Pulmonary Regurgitation

Right Ventricular Outflow Tract Stenosis

China
Medtronic Bakken Research Center

Completed

Post-Approval Study for the MOSAIC® Bioprostheses

Aortic Valve Stenosis and/or Insufficiency | Mitral Valve Stenosis and/or Insufficiency

Germany
Seoul National University Hospital

Unknown

Ascending Aortic Dilation in BiAV After TAVR

Aortic Valve Stenosis

Korea, Republic of
Henry Ford Health System
Boston Scientific Corporation

Withdrawn

RCT of the Cutting Balloon Versus a High Pressure Balloon for the Treatment of Arteriovenous Fistula Stenoses

Stenosis

United States
HagaZiekenhuis

Terminated

Brachiocephalic Arteriovenous Fistulae: Two Different Techniques of Bloodless Surgery and Their Effect on Fistula Stenosis. (ABAS)

Arteriovenous Fistula | Stenosis | Tourniquet
Paracelsus Medical University
MedAlliance Swiss Medical Technology

Active, not recruiting

The SIR-POBA Shunt Trial

Arteriovenous Fistula Stenosis

Austria
Singapore General Hospital
National Medical Research Council (NMRC), Singapore

Completed

COmbiNing Cutting and Drug-Eluting Balloon for Resistant Arteriovenous Fistula sTenOsis (CONCERTO) (CONCERTO)

Arteriovenous Fistula Stenosis

Singapore
University Hospital Birmingham
Boston Scientific Corporation

Unknown

Drug Eluting Balloon Venoplasty in AV Fistula Stenosis (DeVA)

Stenosis | Native Arteriovenous Fistula

United Kingdom
Massachusetts Eye and Ear Infirmary

Completed

Collision Warning Device for Blind and Visually Impaired

Glaucoma | Retinitis Pigmentosa | Blindness | Hemianopsia | Hemianopia | Peripheral Visual Field Defect

United States
Singapore General Hospital
Boston Scientific Corporation

Completed

Recurrent Stenoses in Arteriovenous Fistula (AVF) for Dialysis Access: CuttIng ballooN angioplaSTy Combined wITh Paclitaxel drUg coaTed Balloon Angioplasty, an observatIONal Clinical Study (INSTITUTION)

Dialysis Access Malfunction

Singapore
Assistance Publique - Hôpitaux de Paris
Bard Peripheral Vascular, Inc.

Completed

Paclitaxel-coated Balloon Angioplasty Versus Standard Angioplasty for the Treatment of Stenosis of Arteriovenous Fistula (ABISS)

Angioplasty | Stenosis of Arteriovenous Fistula

France
University of Leicester

Completed

Role of Elastin Metabolites in Aortic Remodelling in AS (ELASTIC-AS)

Aortic Stenosis

United Kingdom
China-Japan Friendship Hospital

Not yet recruiting

Endoscopic Mucosal Injection Versus Ultrasound-Guided Injection of Triamcinolone to Treat Subglottic Stenosis

Subglottic Stenosis
Erasmus Medical Center
Dutch Heart Foundation

Active, not recruiting

Cardiac Imaging in Adults With Congenital Aortic Stenosis (CAS)

Congenital Aortic Stenosis

Netherlands
Astana Medical University

Unknown

The Effectiveness of Reconstructive Microsurgery on the Clinical and Functional State of Laryngeal Stenosis

Laryngeal Stenosis | Larynx Disease

Kazakhstan, Russian Federation
Shanghai Changzheng Hospital
First Affiliated Hospital of Zhejiang University; The First Affiliated Hospital... and other collaborators

Unknown

Stenosis of Arteria-Venous Fistula in Maintenance Hemodialysis Patients: Early Intervention Trial (SAVEIT)

Arteriovenous Fistula | Uremia | Stenosis

China
Institute of Biophysics and Cell Engineering of...
The Republican Center for Research and Practice in Otolaryngology

Enrolling by invitation

Treatment of Laryngotracheal Stenosis Using Mesenchymal Stem Cells

Tracheal Stenosis | Laryngeal Stenosis

Belarus
Yale University
Lilly PharmaceuticalCompany

Not yet recruiting

Effects of Interleukin (IL)-17A Inhibition on Idiopathic Subglottic Stenosis

Idiopathic Subglottic Stenosis

United States
University of California, San Francisco

Terminated

Study of Mitomycin-C Application in Laryngotracheal Stenosis

Tracheal Stenosis | Laryngeal Stenosis | Subglottic Stenosis

United States
Universitätsklinikum Hamburg-Eppendorf
Deutsches Zentrum für Herz-Kreislauf-Forschung (DZHK); Deutsche Herzstiftung...

Active, not recruiting

Randomized Trial of TAVI vs. SAVR in Patients With Severe Aortic Valve Stenosis at Low to Intermediate Risk of Mortality (DEDICATE)

Aortic Valve Stenosis

Germany
Umraniye Education and Research Hospital

Completed

Continuous Positive Airway Pressure (CPAP) Pediatric Patients With Subglottic Stenosis Who Undergo Balloon Dilatation

Airway Complication of Anesthesia | Congenital Subglottic Stenosis

Turkey
Lawson Health Research Institute
Pfizer

Completed

Sirolimus Use in Angioplasty for Vascular Access Extension (SAVE)

End Stage Renal Disease | Venous Stenosis

Canada
Renata Medical

Active, not recruiting

Growth Trial: Study of the Renata Minima Stent

Coarctation of the Aorta | Pulmonary Artery Stenosis

United States
Cell Therapy Catapult
University College, London; Videregen Limited

Suspended

A Study to Assess the Safety, Tolerability and Potential Efficacy of a Tracheal Replacement Consisting of a Tissue-engineered Tracheal Scaffold With Seeded Mesenchymal Cells

Tracheal Stenosis | Tracheomalacia

United Kingdom
Istituto Clinico Humanitas

Recruiting

Observational Study for the Evaluation of Tracheal Stenosis in COVID-19 Patients (TS1)

Tracheal Stenosis

Italy
Seung-Jung Park
CardioVascular Research Foundation, Korea

Completed

The Bicuspid Aortic Stenosis Following Transcatheter Aortic Valve Replacement Registry (Bicuspid TAVR)

Cardiovascular Diseases | Aortic Valve Stenosis | Heart Valve Diseases | Bicuspid

Korea, Republic of
University College, London
Medical Research Council

Withdrawn

Clinical Trial of Stem Cell Based Tissue Engineered Laryngeal Implants (RegenVOX)

Tracheal Stenosis | Laryngostenosis | Disorder of Upper Respiratory System

United Kingdom
The Republican Research and Practical Center for...
The Republican Center for Research and Practice in Otolaryngology; Belarusian...

Completed

Treatment of Laryngotracheal Stenosis Using Mesenchymal Stem Cells

Mesenchymal Stem Cells | Tracheal Stenosis | Laryngeal Stenosis

Belarus
Assistance Publique - Hôpitaux de Paris
Ministry of Health, France

Terminated

Renal Artery Stenting in Patients With Documented Resistant Hypertension and Atherosclerotic Renal Artery Stenosis (ANDORRA) (ANDORRA)

Hypertension | Hypertension Resistant to Conventional Therapy | Angiographically Proven Grade III Unilateral or Bilateral Atherosclerotic Renal Artery Stenosis (ARAS) Greater Than or Equal to 60 Percent

France

Clinical Trials on Generalized Visual Field Contraction or Constriction

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Medical Conditions

Drug Interventions

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CROs in Ethiopia

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Drug Interventions

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