Clinical trials: Vision Disorder
Achromatopsia
Safety and Efficacy Trial of AAV Gene Therapy in Patients With CNGB3 Achromatopsia (A Clarity Clinical Trial)
This will be a non-randomized, open-label, Phase 1/2 study of the safety and efficacy of AGTC-401 administered to one eye by subretinal injection in individuals with achromatopsia caused by mutations in the CNGB3 gene.
- Trial name
- NCT02599922
- Testing
- rAAV2tYF-PR1.7-hCNGB3
- Where
- 8 sites in United States
- Volunteers
- 32 people
- Sponsor
- Beacon Therapeutics
Dry Eye Disease
Comparison of Mucin Levels at the Ocular Surface of Visual Display Users With and Without Dry Eye Disease
The study aimed to evaluate 1) if levels of the glycocalyx membrane mucins, including MUC1, MUC4, MUC16 and MUC20, are altered in conjunctival cells of visual display users With and Without Dry Eye Disease, and 2) if mucin levels…
- Trial name
- NCT05604651
- Testing
- no intervention
- Where
- China
- Volunteers
- 94 people, healthy volunteers welcome
- Sponsor
- Peking University Third Hospital
Primary Open Angle Glaucoma (POAG), Istent Inject W
Trabecular Microbypass IStent in Patients with Glaucoma
The goal of this clinical trial is to assess the safety and efficacy of phacoemulsification combined with one trabecular micro-bypass stent implantation (phaco-iStent) versus phacoemulsification alone in a Taiwanese population…
- Conditions
- Primary Open Angle Glaucoma (POAG), Istent Inject W, Normal Tension Glaucoma (NTG)
- Trial name
- NCT06630546
- Testing
- first generation iStent (Glaukos, San Clemente, CA, USA) insertion, phacoemulsification
- Where
- Taiwan
- Volunteers
- 71 people
- Sponsor
- Yu-Ting Tsao
Primary Open Angle Glaucoma
Post-approval Study of The Glaukos® iStent® Trabecular Micro-bypass Stent: Extended Follow-up of the Premarket Cohort
The purpose of this study is to assess the long-term safety of the Glaukos® iStent® Trabecular Micro-Bypass Stent Model GTS100R/L in subjects previously enrolled in Glaukos Study GC-003.
- Trial name
- NCT01836042
- Where
- 26 sites in United States
- Volunteers
- 108 people
- Sponsor
- Glaukos Corporation
Pterygia
Efficacy of Topical Cyclosporine 0.05% in the Prevention of Ocular Surface Inflammation Secondary to Pterygia
To Determine if topical cyclosporine 0.05% BID prevents recurrent inflammation and improves comfort in eyes with pterygia.
- Trial name
- NCT00383396
- Testing
- Topical Cyclosporine
- Where
- United States
- Sponsor
- Innovative Medical
Amblyopia
Effectiveness of Telescopic Magnification in the Treatment of Amblyopia
Amblyopia is a visual impairment of one eye that results from disuse of that eye during early brain development. The standard treatment for amblyopia consists of patching or pharmacological penalization of the sound eye.
- Trial name
- NCT00970554
- Testing
- Patching, Telescopic magnification
- Where
- Canada
- Volunteers
- 15 people
- Sponsor
- The Hospital for Sick Children
Diplopia, Binocular Vision Suppression
Understanding Visual Confusion Using Stereoscopic Displays
In this research study we want to test how people understand a visual scene when the same image is presented to both the eyes, but portions of these images are altered in terms of contrast, depth or in some cases motion.
- Conditions
- Diplopia, Binocular Vision Suppression, Binocular; Fusion, With Defective Stereopsis, Monocular Diplopia
- Trial name
- NCT04957745
- Testing
- Binocular visual confusion (unilateral opaque), Unilateral monocular visual confusion (unilateral see-through), Bilateral monocular visual confusion (bilateral see-through)
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Massachusetts Eye and Ear Infirmary
Infantile Spasms
Artificial Intelligence-based Video Analysis to Detect Infantile Spasms
Infantile spasms are a type of seizure linked to developmental issues. Unfortunately, they are often misdiagnosed, causing delays in treatment.
- Trial name
- NCT06315829
- Testing
- Spasm Vision
- Where
- United States
- Volunteers
- 61 people
- Sponsor
- Johns Hopkins University
Retinitis Pigmentosa, Cone Dystrophy
Phenotype Correlates Genotype of Inherited Retina Dystrophies, Retinitis Pigmentosa, Con>Rod Dystrophies.
Patients with retina dystrophies (retinitis pigmentosa, cone>rods dystrophies, Usher and syndromic) will be correlated with genotype and validate inheritance mode by segregation analysis.
- Conditions
- Retinitis Pigmentosa, Cone Dystrophy, Usher Syndromes, Retina; Dystrophy
- Trial name
- NCT03990727
- Testing
- Retina Analysis-mosaic, Autofluorescence, OCT- 1 micra
- Where
- Mexico
- Volunteers
- 17,000 people, healthy volunteers welcome
- Sponsor
- MejoraVisionMD
Glaucoma, Biofeedback Training
Efficacy of Biofeedback Training for Glaucoma
This randomized controlled clinical trial evaluates the efficacy of visual biofeedback training on visual function and quality of life in individuals with glaucoma.
- Trial name
- NCT07409077
- Testing
- Biofeedback Training
- Where
- Canada
- Volunteers
- 70 people
- Sponsor
- University Health Network, Toronto
Amaurosis of Leber, Retinal Diseases
Phase I Trial of Gene Vector to Patients With Retinal Disease Due to RPE65 Mutations
A recombinant adeno-associated virus serotype 2 (rAAV2) vector has been altered to carry the human RPE65 (hRPE65) gene. This vector has been shown to restore vision in animal models that resemble human RPE65-associated Leber…
- Trial name
- LCA (NCT00481546)
- Testing
- rAAV2-CBSB-hRPE65
- Where
- 2 sites in United States
- Volunteers
- 15 people
- Sponsor
- University of Pennsylvania
Vision Disability
Assessment of an Augmented Reality Low Visual Aid in Children and Young People With Visual Impairment
Approximately 24,500 children and young people (CYP) in England have a visual impairment (VI). VI refers to a loss of vision that cannot be corrected with glasses or contact lenses. Low vision aids (e.g.
- Trial name
- NCT05201482
- Testing
- SightPlus
- Where
- United Kingdom
- Volunteers
- 18 people
- Sponsor
- Sheffield Children's NHS Foundation Trust
Craniosynostosis, Strabismus
Ocular Characteristics in Patients With Craniosynostosis
Craniosynostosis are cranial deformations due to the premature closure of one or more cranial sutures. These deformations affect approximately one in 2.500 births.
- Conditions
- Craniosynostosis, Strabismus, Intracranial Hypertension, Amblyopia
- Trial name
- COPACA (NCT06928727)
- Where
- France
- Volunteers
- 65 people
- Sponsor
- Centre Hospitalier Universitaire, Amiens
Primary Exotropia, Strabismus
Accommodative Changes After Medial Rectus Resection Versus Plication in Primary Exotropia
Exotropia is a type of eye misalignment in which one eye turns outward. In some patients, surgery is needed to improve eye alignment and binocular function.
- Conditions
- Primary Exotropia, Strabismus, Strabismus Surgery, Exotropia
- Trial name
- NCT07637253
- Testing
- Lateral Rectus Recession combined with Medial Rectus Resection, Lateral Rectus Recession combined with Medial Rectus Plication
- Where
- Turkey (Türkiye)
- Volunteers
- 85 people
- Sponsor
- Başakşehir Çam & Sakura City Hospital
Glaucoma
Evaluation of Visual Training System in Patients With Glaucoma
This study intends to conduct visual function examinations and follow-ups on two groups of glaucoma patients, one receiving visual perceptual training and the other serving as a control without training.
- Trial name
- NCT06433102
- Testing
- Visual perceptual training based on the lateral masking paradigm
- Where
- China
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Hypertropia, Inferior Oblique Overaction
IOBT Versus IO-Rec for Hypertropia With IOOA (IIHIOOA)
This is a multi-center, randomized double-blind controlled trial to compare the effectiveness of IOBT with IO-Rec for the treatment of hypertropia with IOOA.
- Trial name
- NCT05415553
- Testing
- IOBT, IO-Rec
- Where
- China
- Volunteers
- 190 people
- Sponsor
- Eye & ENT Hospital of Fudan University
Refractive Error, Visual Impairment
The Baltimore Reading and Eye Disease Study
The Baltimore Reading and Eye Disease Study (BREDS) is a two year study to determine the prevalence of vision problems in an early school age population with reading difficulty.
- Conditions
- Refractive Error, Visual Impairment, Convergence Insufficiency, Reading Disabilities
- Trial name
- BREDS (NCT02607384)
- Testing
- Eyeglass wearing, Orthoptic exercises, Specialist referral
- Volunteers
- 328 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Amblyopia
Efficacy of Over-glasses Patch Treatment for Amblyopia in Children : OPTA Study
This is a study to investigate efficacy of over-glasses patch treatment for amblyopic children using visual function improvement and Amblyopia Treatment Index (ATI) changes.
- Trial name
- OPTA (NCT03080285)
- Testing
- over-glasses patch, Conventional patch
- Volunteers
- 107 people
- Sponsor
- Pusan National University Hospital
Myopia, Amblyopia
Real Word Study on Myopia Control With Repeated Red Light Therapy for Ages of 3~6 Years Old
Repeated Red Light Therapy had been used as an amblyopia therapy for children as well as the myopia control in primary schools. However, ultra low lever of red light therapy with irradiance of 0.37mW and 0.60mW effectiveness and…
- Trial name
- RMC (NCT05811598)
- Testing
- repeated ultra low lever red light
- Where
- China
- Volunteers
- 60 people
- Sponsor
- Beijing Airdoc Technology Co., Ltd.
Depression - Major Depressive Disorder
The Effect of PROSE or Scleral Lenses on Mental Health
The goal of this prospective clinical trial is to evaluate the effect that prosthetic replacement of the ocular surface ecosystem (PROSE, BostonSight, Needham MA) treatment may have on mental health, particularly affective mood…
- Trial name
- NCT07195721
- Where
- United States
- Volunteers
- 200 people
- Sponsor
- Boston Sight