Clinical trials: Visual Functions
Ametropia
The Effects of Contact Lenses With Experimental Dye on Visual Function
This is a single-site, two-visit, contralateral, non-dispensing, randomized, controlled and subject-masked study to measure potential benefits of the new UV blocker.
- Trial name
- NCT03556579
- Testing
- senofilcon A with new UV blocker, senofilcon A
- Where
- United States
- Volunteers
- 62 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Cataracts
Clinical Investigation of Visual Function After Bilateral Implantation of Two Presbyopia-Correcting Trifocal Intraocular Lenses (IOL)
The purpose of this study is to clinically evaluate the visual performance of two commercially available presbyopia-correcting Trifocal IOLs.
- Trial name
- NCT02691741
- Testing
- AcrySof® IQ PanOptix™ Presbyopia-Correcting IOL, AT LISA® tri IOL
- Volunteers
- 215 people
- Sponsor
- Alcon Research
Cataract
Presbyopia-Correcting Intraocular Lenses (IOLs)
The purpose of this study is to prospectively evaluate postoperative visual and refractive parameters in a series of subjects bilaterally implanted with Presbyopia-Correcting Intraocular Lenses (IOLs).
- Trial name
- NCT00963560
- Testing
- ReSTOR +3, Crystalens HD, Crystalens AO
- Where
- United States
- Volunteers
- 132 people
- Sponsor
- Alcon Research
Cataract
Visual Function After Implantation of Bilateral AcrySoft ReSTOR Aspheric IOL
This study will involve up to 20 bilateral patients per surgeon. Patients will be assessed pre-operatively, and at subsequent visits (following the implantation of the intraocular lens in the second eye) at 1 week, 1 month, 3…
- Trial name
- NCT00934622
- Testing
- AcrySof® ReSTOR® Aspheric IOL
- Where
- United States
- Volunteers
- 76 people
- Sponsor
- Alcon Research
Cataract
Visual Function and Patient Satisfaction After Bilateral Implantation of AcrySof Natural ReSTOR (Model SN60D3) or AcrySof Natural Monofocal (Model SN60AT)
The purpose of the study is: to compare visual parameters (Subjective refraction and Visual Acuity (VA)) and safety (tilt, decentration and posterior chamber opacification (PCO)) in a prospective series of 40 patients after…
- Trial name
- NCT00759668
- Testing
- Acrysof Natural ReSTOR SN60D3, Acrysof Natural Monofocal SN60AT
- Where
- United States
- Volunteers
- 35 people
- Sponsor
- Alcon Research
Visual Acuity
Clinical Assessment of Visual Function With the Acrysof ReSTOR Multifocal IOL
The purpose of this study is to assess uniocular and binocular unaided distance, intermediate, and near VA; contrast sensitivity, accommodation amplitude, stereopsis, glare testing, ocular aberrations and the clinical…
- Trial name
- NCT00759096
- Testing
- RESTOR IOL Model SA60D3
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Alcon Research
Alzheimer Disease, Dementia
Efficacy of Caregiver Training Program in Enhancing Caregiver and Patient Outcomes
As part of Phase II of the NIH SBIR grant, the study will conduct a randomized controlled clinical trial in which the MapHabit system (MHS) will offer a caregiver training product in adjunct.
- Conditions
- Alzheimer Disease, Dementia, Caregiver Burden, Assistive Technology
- Trial name
- NCT05527405
- Testing
- The MapHabit System
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- MapHabit, Inc.
Acute Demylelinating Optic Neuritis
Fingolimod (FTY720) in Acute Demyelinating Optic Neuritis (ADON)
To evaluate the efficacy and safety of fingolimod 0.5mg versus placebo in patients with suspected acute demyelinating optic neuritis (ADON) receiving standard steroid treatment
- Trial name
- NCT01757691
- Testing
- Fingolimod 0.5mg/daily
- Where
- 2 sites in United States, Spain
- Volunteers
- 2 people
- Sponsor
- Novartis Pharmaceuticals
Rhegmatogenous Macula-off Retinal Detachment
Safety and Efficacy of Brimonidine Tartrate Posterior Segment Drug Delivery System in Improving Visual Function
This study will evaluate the efficacy and safety of the Brimo PS DDS® Applicator System (200 μg and 400 μg brimonidine tartrate) on visual function in patients with previous rhegmatogenous macula-off retinal detachment.
- Trial name
- NCT00972374
- Testing
- 400 ug Brimonidine Implant, 200 ug Brimonidine Implant
- Where
- 6 sites in United States, India and 4 more
- Volunteers
- 44 people
- Sponsor
- Allergan
Age Related Macular Degeneration, Cognition Disorders
The Zeaxanthin and Visual Function Study
To evaluate if supplementation of zeaxanthin (with or without Lutein) is beneficial to patients with early and moderate Atrophic Age Related Macular Degeneration.
- Trial name
- ZVF (NCT00564902)
- Testing
- 3R 3'R Zeaxanthin, Lutein, Lutein and Zeaxanthin
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- Chrysantis, Inc.
Visual Acuity
Evaluation of Multifocal Contact Lens Designs With and Without an HEV Blocker on Visual Function
This is a single-masked, bilateral, controlled, randomized, 2x2 crossover, non-dispensing clinical trial to characterize the effects of an HEV-Blocker on several measures of visual function in a presbyopic population.
- Trial name
- NCT04995055
- Testing
- JJVC Investigational Multifocal Contact Lens TEST Lens, ACUVUE® OASYS Multifocal
- Where
- United States
- Volunteers
- 37 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Neovascular Age-related Macular Degeneration
Efficacy of Ranibizumab Prn Treatment Compared to Aflibercept Bimonthly Intravitreal Injections on Retinal Thickness Stability in Patients With Wet AMD
The purpose of this study was to compare the efficacy of 0.5 mg ranibizumab versus 2 mg aflibercept bimonthly intravitreal injections on retinal thickness stability.
- Trial name
- SALT (NCT01958918)
- Testing
- Ranibizumab, Aflibercept
- Where
- 68 sites in Austria, Belgium and 8 more
- Volunteers
- 712 people
- Sponsor
- Novartis Pharmaceuticals
Visual Function
Visual Function After Bilateral Implantation of AcrySof® Toric
The objective of this study was to evaluate visual function of AcrySof Toric and AcrySof Natural Intraocular Lenses (IOLs) following implant for replacement of cataract.
- Trial name
- NCT00758550
- Testing
- AcrySof® Toric IOL, AcrySof Natural
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- Alcon Research
Dry Eye Syndrome, Lipid Deficiency
Evaluation of SYSTANE® BALANCE in Dry Eye Subjects With Lipid Deficiency
The purpose of this study is to evaluate the repeated use of SYSTANE® BALANCE on stabilizing the tear film of dry eye patients with an unstable tear film.
- Trial name
- NCT01688726
- Testing
- SYSTANE® BALANCE eyedrops, Minims® Saline 0.9% eyedrops
- Volunteers
- 91 people
- Sponsor
- Alcon Research
Alzheimer Disease, Dementia
Efficacy of Gamification in Enhancing User Engagement
As part of Phase II of the NIH SBIR grant, the study will conduct a randomized controlled clinical trial in which the MapHabit system's gamification is investigated to determine whether the assistive technology facilitates user…
- Conditions
- Alzheimer Disease, Dementia, Gamification, Assistive Technology
- Trial name
- NCT05422339
- Testing
- The MapHabit system (MHS)
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- MapHabit, Inc.
Cataract
Patient Perception of Visual Quality and Function
The purpose of this study is to evaluate the visual quality and function of pseudophakic patients.
- Trial name
- NCT02146599
- Testing
- Administration of patient self-assessment
- Where
- United States
- Volunteers
- 301 people, healthy volunteers welcome
- Sponsor
- Abbott Medical Optics
Cataracts
Visual Function Evaluation of Bilateral AcrySof ReSTOR Aspheric IOL
The objective of this study is to evaluate postoperative visual function in patients implanted bilaterally with the ReSTOR Aspheric Intraocular Lens (IOL).
- Trial name
- NCT00818116
- Testing
- AcrySof ReSTOR Aspheric IOL
- Where
- United States
- Volunteers
- 34 people
- Sponsor
- Alcon Research
Cataract
Visual Function After Implantation of Bilateral AcrySof® Toric Natural Intraocular Lens
The purpose of this study is to evaluate the effect that placement and power of the AcrySof Toric has on post-operative visual acuity and spectacle independence for distance vision.
- Trial name
- NCT00760487
- Testing
- AcrySof Toric IOL
- Where
- United States
- Volunteers
- 120 people
- Sponsor
- Alcon Research
Cataract
A Comparison of Visual Function After Bilateral Implantation of Presbyopia-correcting Intraocular Lenses (IOLs)
The purpose of this study is to prospectively evaluate postoperative visual and refractive parameters in a series of subjects bilaterally implanted with the AcrySof® IQ ReSTOR® +3 versus those bilaterally implanted with the…
- Trial name
- NCT01166971
- Testing
- ReSTOR +3, Tecnis MF
- Where
- 3 sites in United States
- Volunteers
- 65 people
- Sponsor
- Alcon Research
Visual Acuity
The Effects of Contact Lenses With UV/HEV-Filter on Visual Function
This is a 2-phase, single-site, non-dispensing, randomized, controlled, double-masked, 2x2 crossover study to objectively measure potential benefits of a new UV/HEV filter using psychophysical testing techniques.
- Trial name
- NCT05601544
- Testing
- ACUVUE OASYS 1-Day, ACUVUE OASYS MAX 1-Day, ACUVUE OASYS Multifocal
- Where
- United States
- Volunteers
- 145 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.