Clinical trials: Visual Function, open to volunteers
Cataract
Visual Function of Enhanced Monofocal Intraocular Lenses
Comparison of the visual function of two enhanced monofocal intraocular lenses after cataract surgery
- Trial name
- NCT07262021
- Testing
- enhanced monofocal IOL
- Where
- Austria
- Volunteers
- 30 people
- Sponsor
- Vienna Institute for Research in Ocular Surgery
Blindness, Acquired
AI-Powered Artificial Vision for Visual Prostheses
Visual impairment is one of the ten most prevalent causes of disability and poses extraordinary challenges to individuals in our society that relies heavily on sight.
- Trial name
- NCT06117332
- Testing
- Visual prosthesis
- Where
- 2 sites in United States, Spain
- Volunteers
- 7 people, healthy volunteers welcome
- Sponsor
- University of California, Santa Barbara
Bradycardia, Strabismus
The Alaska Oculocardiac Reflex Study
Observation study monitoring vital signs and anesthetic variables particularly heart rate during prospective, ocular manipulation and specifically uniform tension on extra ocular muscles during strabismus surgery.
- Trial name
- AK-OCR (NCT04353960)
- Testing
- electrocardiograph
- Where
- United States
- Volunteers
- 4,000 people, healthy volunteers welcome
- Sponsor
- Alaska Blind Child Discovery
Cardiac Implantable Electronic Device Infection
Cardiac Implantable Electronic Device Lifelong Antibiotic thErapy vs Stop and See
The goal of this non-randomized prospective study is to test whether 6-weeks antibiotic treatment can cure an cardiac implantable electronic device (CIED) infection in patients where device extraction is not feasible.
- Trial name
- CIEDLESS (NCT05958290)
- Testing
- Discontinuation of antibiotics
- Where
- Denmark
- Volunteers
- 90 people
- Sponsor
- Copenhagen University Hospital, Rigshospitalet
Glaucoma, Open-Angle, Normal Tension Glaucoma
Investigation of Neurovascular Coupling in Glaucoma Patients and Healthy Subjects
Glaucoma is characterized by a progressive loss of retinal ganglion cells (RGCs) leading to optic nerve head (ONH) damage and associated visual field defects.
- Conditions
- Glaucoma, Open-Angle, Normal Tension Glaucoma, Ocular Hypertension
- Trial name
- NCT03870230
- Testing
- Fourier Domain Doppler Optical Coherence Tomography (FDOCT), Dynamic Vessel Analyzer (DVA), Pattern Electroretinography (pERG)
- Where
- Austria
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Medical University of Vienna
Glaucoma
INTEGRAL Study: A Longitudinal Study of Surgeries and Lasers in Glaucoma
The aim of this study is to create a large-scale register of all glaucoma patients diagnosed, followed and treated in a large tertiary centre specialising in glaucoma, in order to analyse whether specific factors influence the…
- Trial name
- NCT06227299
- Where
- Switzerland
- Volunteers
- 5,000 people
- Sponsor
- Swiss Glaucoma Research Foundation
Mild Traumatic Brain Injury, Photophobia
Pilot Study of Neurofeedback for Photosensitivity in Mild Traumatic Brain Injury
The goal of this study is to complete a pilot study testing the feasibility and acceptability of low-intensity pulse-based transcranial stimulation (LIP-tES) neurofeedback intervention for reducing photosensitivity symptoms in…
- Trial name
- NCT06109909
- Testing
- Micro Current Neurofeedback Device using Low-Frequency Pulse-Based Transcranial Electrical Stimulation
- Where
- United States
- Volunteers
- 36 people
- Sponsor
- VA Office of Research and Development
Chronic Pain, Depression Disorders
Analysis of the Therapeutic and Clinical Profile of Cannabinoid Treatments: A Real-World Study
What is the purpose of this study? The use of medicinal cannabis has grown significantly in Brazil. However, because many patients use these products through "compassionate use" (when traditional treatments haven't worked), there…
- Conditions
- Chronic Pain, Depression Disorders, Anxiety Disorders, Quality of Life
- Trial name
- CANAREAL (NCT07362407)
- Testing
- Participants are followed while using cannabis-based products (such as CBD or THC oils, extracts, or isolates) as prescribed by their own physicians for therapeutic purposes.
- Where
- Brazil
- Volunteers
- 384 people
- Sponsor
- Santa Catarina Federal University
Noninfectious Uveitis
The Microbiome in Uveitis and Pediatric Inflammatory Diseases
Chronic, noninfectious uveitis in children, associated with various systemic inflammatory diseases, carries a high risk of vision loss.
- Trial name
- MUMIP (NCT07885501)
- Where
- France
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Cataract and IOL Surgery
Clareon PanOptix Versus AcrySof PanOptix : Prospective Study Comparing Contrast Sensitivity
Retrospective, comparative, interventional, randomized, single-center study, contralateral (the patient's 2 eyes will be implanted: 1 CPO and the other APO) Patients presenting for cataract surgery with a request for presbyopia…
- Trial name
- CLAYRE (NCT07158177)
- Testing
- Acrysof™ PanOptix™ toric or not, trifocal IOL CE marked, Alcon company., Clareon Panoptix
- Where
- France
- Volunteers
- 40 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Diabetic Retinopathy (DR), Macular Edema (ME)
Video Intervention to Improve Understanding of Diabetic Retinopathy at Zuckerberg San Francisco General Hospital and Trauma Center
The study will evaluate whether videos can improve understanding of diabetic eye disease, and follow-up rates in the eye clinic.
- Trial name
- NCT07519707
- Testing
- Animated Videos
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- University of California, San Francisco
Pediatric Cataract
The Cohort Study of Pediatric Cataract
This retrospective-prospective bidirectional cohort study aims to observe ocular parameter changes, different surgical/vision recovery strategies and postoperative adverse effects among young children with cataract.
- Trial name
- NCT05472844
- Where
- China
- Volunteers
- 5,000 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Vitreoretinal Surgery, Ocular Inflammation
Dextenza in the Post-op Management of Vitreoretinal Surgeries
This study will assess the control of inflammation at days 1, 7, 14, and 21 days following the vitreoretinal surgical procedure analyzing two randomized study arms: Intracanalicular dexamethasone insert group or topical steroid…
- Conditions
- Vitreoretinal Surgery, Ocular Inflammation, Post-operative Pain, Post-Operative Inflammation
- Trial name
- NCT04371445
- Testing
- Dexamethasone Ophthalmic Insert, Prednisolone Acetate 1% Oph Susp
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- The Cleveland Clinic
Hemianopsia, Virtual Reality
Effectiveness of a Visual Telerehabilitation Program on Visual Perception in Children, Adolescents and Young Adults With Hemianopsia Consecutive to a Brain Tumour
Evaluate the efficiency of audiovisual stimulation in virtual reality for improving the visual perception of children, adolescents, and young adults with hemianopia resulting from pediatric brain tumors.
- Conditions
- Hemianopsia, Virtual Reality, Visual Rehabilitation, Pediatric Brain Tumor
- Trial name
- REVIIH-BT (NCT07558395)
- Testing
- Visual Stimulation, standard of care
- Where
- 8 sites in Austria, Denmark and 5 more
- Volunteers
- 120 people
- Sponsor
- Institut National de la Santé Et de la Recherche Médicale, France
Glaucoma
Modified Trabeculectomy After Failure of Combined Phaco With GATT
These procedures include deep non-penetrating sclerectomy, viscocanalostomy, and small incision trabeculectomy, avoiding Tenon's capsule.
- Trial name
- NCT07455786
- Testing
- Modified trabeculectomy
- Where
- Egypt
- Volunteers
- 20 people
- Sponsor
- Assiut University
Low Vision, One Eye, Unspecified Eye, Low Vision Blindness
Health Education vs Meditation in Irreversible Age-Related Vision Loss Patients and Their Caregivers
Investigators aim to assess the feasibility of delivering two augmentation interventions, Meditation and a Health Enhancement Program, for potentially enhancing the quality of life and mental health of Irreversible Age-Related…
- Trial name
- NCT03166072
- Testing
- Meditation, Health Enhancement Program
- Where
- Canada
- Volunteers
- 150 people
- Sponsor
- London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Congenital Cataract, Pediatric Cataract
Five-Year Visual Function and Refractive Outcomes After Congenital Cataract Surgery
This prospective multicenter observational study aims to evaluate the 5-year visual function and refractive outcomes in children undergoing surgery for congenital cataract.
- Trial name
- NCT07070037
- Where
- China
- Volunteers
- 400 people
- Sponsor
- Jin Yang
Glaucoma
World Sight Foundation Field Machine (WSFFM) Pilot
The current situation outside of large cities in lower-income countries, as described above, is suboptimal for the diagnosis of glaucoma.
- Trial name
- WSFFM (NCT07674069)
- Testing
- World Sight Foundation Field Machine, Comparator
- Where
- United Kingdom
- Volunteers
- 100 people
- Sponsor
- Buckinghamshire Healthcare NHS Trust
Stargardt Disease, Stargardt Macular Dystrophy
A Study About the Safety of a Single ASP2020 Eye Injection and if it Helps People With Vision Loss From Stargardt-type Eye Conditions
Macular dystrophies are a group of inherited eye conditions that affect the macula. The macula is in the center of the retina, the light sensitive part at the back of the eye.
- Conditions
- Stargardt Disease, Stargardt Macular Dystrophy, Stargardt-like Macular Dystrophy
- Trial name
- DEVOTE (NCT07734064)
- Testing
- ASP2020
- Where
- 4 sites in United States
- Volunteers
- 30 people
- Sponsor
- Astellas Institute for Regenerative Medicine
Diabetes Mellitus
Measurement of Ocular Blood Flow and Retinal Oxygen Extraction in Diabetic Patients
The prevalence of diabetes is increasing, with type 2 diabetes mellitus comprising over 90% of cases. Diabetes mellitus complications, including diabetic retinopathy (DR), impose significant health burdens.
- Trial name
- DM OPF ROXY (NCT07536516)
- Testing
- • Laser Speckle Flowgraphy (LSFG), • Optical Coherence Tomography (OCT), • Optical Coherence Tomography Angiography (OCT-A)
- Where
- Austria
- Volunteers
- 20 people
- Sponsor
- Medical University of Vienna