Clinical trials: Ocular Pathologies
Visual Impairment, Hearing Loss
Survey of Sensory Impairment Indicators Among Adults Aged 65 Years and Older in Xinxing County
This cross-sectional population-based survey will be conducted among residents aged 65 years and older in Xinxing County, Yunfu, Guangdong Province, China.
- Conditions
- Visual Impairment, Hearing Loss, Dual Sensory Impairment, Cataract
- Trial name
- NCT07694505
- Where
- China
- Volunteers
- 2,854 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Retinoblastoma Bilateral, Retinoblastoma Unilateral
Detailed Phenotypic and Genotype Study to Correlate RB1 Mutations Relating to Primary Ocular Tumors and Secondary Extra-ocular Metastasis.
The goal of this observational study is undertake a detailed phenotypic and genotypic study of patients with ocular and secondary cancers due to mutations in the RB1 gene.
- Conditions
- Retinoblastoma Bilateral, Retinoblastoma Unilateral, Retinoblastoma, Extraocular, Retinoblastoma, Recurrent
- Trial name
- NCT06725173
- Testing
- Targeted Long-read sequencing
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Washington
Retinal Neovascularization
Squalamine for the Treatment in Proliferative Diabetic Retinopathy
The purpose of this study is to determine the efficacy in the use of topical Squalamine Lactate Ophthalmic Solution, 0.2% in the treatment of retinal neovascularization resulting from proliferative diabetic retinopathy.
- Trial name
- NCT01769183
- Testing
- Squalamine Lactate ophthalmic solution 0.2%
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- Elman Retina Group
Glaucoma, Intraocular Pressure
Intraocular Pressure During Static Apnea
This prospective observational study evaluated changes in intraocular pressure (IOP) during dry static apnea (STA) in breath-hold divers.
- Conditions
- Glaucoma, Intraocular Pressure, Apnea
- Trial name
- NCT07604428
- Where
- Czechia
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University Hospital Olomouc
Vision Disorders
Effect of Carotenoids Supplementation on Visual Function in Chinese Subjects
The macula is a pigmented area at the center of the retina, and responsible for the central, high-resolution color vision. Age-related macular degeneration (AMD) is a disease of the macula and is the leading cause of irreversible…
- Trial name
- NCT06098677
- Testing
- Carotenoids supplementation
- Volunteers
- 220 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Postoperative Pain, Cataract
Midazolam Additive to Local Anesthetic in Peribulbar Block
Regional eye blocks are usually preferred for ophthalmic procedures. Peribulbar block (PBB) is a safe alternative for patients undergoing cataract surgery.
- Conditions
- Postoperative Pain, Cataract, Local Anaesthetic Complication, Midazolam
- Trial name
- NCT03397069
- Testing
- Peribulbar block (control), Peribulbar block(M1), Peribulbar block(M2)
- Where
- Saudi Arabia
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Al Jedaani Hospital
Low Vision
Obstacle Negotiation in Older People With and Without Vision Impairment
Falls are common among people with vision impairment and can lead to devastating health consequences. Understanding the functions of vision and how the visual characteristics of obstacles in the walking path impact the gait of…
- Trial name
- NCT05888441
- Testing
- Obstacle characteristics
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Indiana University
Colorectal Cancer, Polyp
Safety and Efficacy of the NaviAid™ G-Eye System During Colonoscopy
To evaluate the safety of using the NaviAid™ G-Eye system during Colonoscopy
- Conditions
- Colorectal Cancer, Polyp, Adenoma
- Trial name
- NCT01749722
- Testing
- NaviAid™ G-Eye procedure
- Where
- Israel
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Smart Medical Systems Ltd.
Vision Disorders
Bridging Animal and Human Models of Exercise-induced Visual Rehabilitation
This study will determine whether blood biomarker changes predict sight-saving benefits of exercise.
- Trial name
- NCT02911805
- Testing
- Aerobic exercise, Balance exercise
- Where
- United States
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Amblyopia, Strabismus
Amblyopia and Strabismus Detection Using a Pediatric Vision Scanner
The purpose of this project is to compare the performance of the Pediatric Vision Scanner (PVS) with the Gold Standard Examination to determine the effectiveness of the PVS at detecting amblyopia and strabismus.
- Trial name
- NCT01726842
- Testing
- Pediatric Vision Scanner
- Where
- United States
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Rebiscan, Inc.
Aphasia
Effects of Aphasia Identification Cards on Service Workers' Comprehension of People With Aphasia
The goal of this clinical trial is to learn whether healthy volunteers are more successful at understanding people with aphasia if they have first viewed an aphasia identification (ID) card.
- Trial name
- PAUSE (NCT06990997)
- Testing
- Aphasia identification (ID) card
- Where
- United States
- Volunteers
- 160 people, healthy volunteers welcome
- Sponsor
- University of Massachusetts, Amherst
Retinopathy of Prematurity
Time Outside Target Oxygen Saturation Range in Preterm Infants and Long Term Outcomes and Preterm Infants
The purpose of this study is to determine if there is a relationship between time spent out the targeted oxygen saturation range in preterm infants is associated with long-term outcomes such as Retinopathy of Prematurity.
- Trial name
- SAT01ROP (NCT00845624)
- Where
- United States
- Volunteers
- 102 people, healthy volunteers welcome
- Sponsor
- University of Virginia
Blindness
A Study to Evaluate the BrainPort Vision Device in Individuals Blinded by Traumatic Injury
The BrainPort V200 Device is a wearable, non-surgical, prosthetic device intended for people who are profoundly blind. The BrainPort V200 translates images captured by a digital camera into electro-tactile stimulation presented…
- Trial name
- NCT02393118
- Testing
- BrainPort V200 Device
- Where
- 3 sites in United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Wicab
Primary Sjogren's Syndrome
Confocal Microscopy and Lacrimal Gland in Sjogren's Syndrome
Traditional methodological clinical and instrumental diagnostics of the lacrimal gland for the study of glandular architecture and functions are limited and include analysis of tear constituents, evaluation of apparent diffusion…
- Trial name
- NCT00920179
- Where
- Japan
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Keio University
Blepharospasm, Dystonia
Blepharospasm Tools
The aim of this study is to develop new rating scales to help diagnose and measure the severity of blepharospasm. This is a condition involving a lot of blinking and spasms of eye closure that people can't control.
- Conditions
- Blepharospasm, Dystonia, Other Eye and Face Disorders
- Trial name
- NCT02780336
- Testing
- No intervention.
- Where
- 11 sites in United States, Canada and 2 more
- Volunteers
- 405 people, healthy volunteers welcome
- Sponsor
- Emory University
Childhood Absence Epilepsy, Absence Seizures
Assessing Comorbidities in Epilepsy Using Eye Movement Recordings
This study wants to make it easier to find kids with a type of epilepsy called childhood absence epilepsy (CAE) who might have problems with ongoing seizures and thinking.
- Conditions
- Childhood Absence Epilepsy, Absence Seizures, Epilepsy Comorbidities
- Trial name
- ACER (NCT06310772)
- Where
- 2 sites in United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Eysz, Inc.
Horner's Syndrome
Clinical Efficacy of Supraclavicular Block for Arthroscopic Shoulder Surgery
The aim of this study is to compare the efficacy of supraclavicular and interscalene brachial plexus blocks in the patients undergoing arthroscopic shoulder surgery.
- Trial name
- NCT01958801
- Testing
- Supraclavicular block, Interscalene block
- Where
- South Korea
- Volunteers
- 104 people, healthy volunteers welcome
- Sponsor
- Daegu Catholic University Medical Center
Visual Acuity, Refractive Errors
Assessment of Visual Acuity in Refugee Population
The present research process is a prospective clinical study that will be conducted under the auspices of the Democritus University of Thrace (DUTH) in the open accommodation structure for refugees and immigrants of Kavala…
- Conditions
- Visual Acuity, Refractive Errors, Low Vision, Vision Disorders
- Trial name
- NCT05209581
- Testing
- Distance Visual Acuity Examination
- Where
- Greece
- Volunteers
- 330 people, healthy volunteers welcome
- Sponsor
- Democritus University of Thrace
Eye Pain
Evaluation of the Safety, Systemic Pharmacokinetics, and Tolerability
Evaluation of the Safety, Systemic Pharmacokinetics, and Tolerability of Single and Repeat Ocular Instillations of Loteprednol Etabonate Ophthalmic Gel, in Normal Healthy Volunteers
- Trial name
- NCT03063489
- Testing
- Loteprednol Etabonate Ophthalmic Gel
- Where
- 6 sites in United States
- Volunteers
- 15 people, healthy volunteers welcome
- Sponsor
- Bausch Health Americas, Inc.
Progressive Supranuclear Palsy
A Molecular Anatomic Imaging Analysis of Tau in Progressive Supranuclear Palsy
This study is designed to learn more about overall tau burden in the brain of patients with Progressive Supranuclear Palsy (PSP).
- Trial name
- NCT02605785
- Testing
- F-18 AV 1451
- Where
- United States
- Volunteers
- 332 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic