Clinical trials: Lenses
Myopia, Hyperopia
Evaluation of Silicone Hydrogel Daily Wear Contact Lenses for Up to One (1) Month of Daily Wear
The aim of the study is to evaluate if the performance of Invigor A is substantially equivalent to Invigor B contact lenses when used in a one month recommended replacement, daily wear modality.
- Conditions
- Myopia, Hyperopia, Astigmatism
- Trial name
- NCT03722784
- Testing
- Invigor A (test), Invigor B (control)
- Where
- 6 sites in United States
- Volunteers
- 88 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Cataract
ACRYSOF® ReSTOR® Aspheric +3.0 D Add Power Intraocular Lens (IOL)
Randomized, parallel group, subject masked, multi-center six (6) month follow-up study comparing ACRYSOF® ReSTOR® Aspheric +3.0 D Add Power IOL Model SN6AD1 implanted in both eyes to ACRYSOF® ReSTOR® Aspheric +4.0 D Add Power IOL…
- Trial name
- NCT00684138
- Testing
- ACRYSOF® ReSTOR® Aspheric +4.0 D Add Power Intraocular Lens, ACRYSOF® ReSTOR® Aspheric +3.0 D Add Power Intraocular Lens
- Where
- United States
- Volunteers
- 300 people
- Sponsor
- Alcon Research
Anisometropia, Myopia
Targeted Lens Intervention for Myopic Anisometropia in Children
The goal of this clinical trial is to learn if our research spectacles will lower the difference in prescription (spectacles degree) between the eyes in children between 6 to 13 years old with anisometropic myopia.
- Trial name
- NCT07533149
- Testing
- More myopic eye: MCL1; Less myopic eye: MCL2
- Where
- Singapore
- Volunteers
- 20 people
- Sponsor
- Essilor International
Cataract Senile
Safety and Effectiveness of an Hydrophilic Acrylic Intraocular Lens
Evaluation of the clinical safety and effectiveness of hydrophilic acrylic intraocular lens
- Trial name
- NCT04789538
- Testing
- monofocal lens
- Where
- France
- Volunteers
- 328 people
- Sponsor
- Carl Zeiss Meditec AG
Presbyopia
Contact Lens Trial Fitting Experience
This study will assess a trial fitting experience with contact lenses.
- Trial name
- NCT07600645
- Testing
- Lens A ( stenfilcon A )
- Where
- 2 sites in United States
- Volunteers
- 25 people
- Sponsor
- CooperVision International Limited (CVIL)
Cataract, Astigmatism
Toric Intraocular Lens Following Cataract Surgery
The objective of this clinical trial is to evaluate the safety and effectiveness of the Bausch + Lomb Toric Accommodating Posterior Chamber Silicone Intraocular Lens used to provide near, intermediate, and distance vision and a…
- Trial name
- NCT01140477
- Testing
- Toric Accommodating Lens, Accommodating Lens
- Where
- United States
- Volunteers
- 229 people
- Sponsor
- Bausch & Lomb Incorporated
Myopia
Evaluation of the CooperVision, Inc. Fanfilcon A and Enfilcon A Daily Wear Contact Lenses When Used for Frequent Replacement for up to One (1) Month of Daily Wear
This study is a masked, multi-center, daily wear, monthly replacement, bilateral, randomized, lens blocked (subjects remain in the same lens brand throughout the study) concurrent control study enrolling up to 90 subjects with a…
- Trial name
- NCT02555722
- Testing
- fanfilcon A (test), enfilcon A (control)
- Where
- 6 sites in United States
- Volunteers
- 92 people
- Sponsor
- CooperVision, Inc.
Cataract
Evaluation of the Rotational Stability
To evaluate rotational stability of the investigational device implanted after cataract surgery.
- Trial name
- NCT03247751
- Testing
- intraocular lens
- Volunteers
- 95 people
- Sponsor
- Nidek Co. LTD.
Cataract
Evaluation of the EpiGlare Tester for the Measurement of Glare-Induced Changes in BSCVA in Subjects With and Without Cataracts
The EpiGlare Tester will identify visual disability resulting from the glare experienced by subjects with cataracts in the glare-induced change in best spectacle corrected visual acuity (BSCVA).
- Trial name
- NCT04739397
- Testing
- Glare Testing
- Where
- United States
- Volunteers
- 89 people, healthy volunteers welcome
- Sponsor
- Epico, LLC
Cataract
Visual Outcome, Cylinder Correction and Patient Satisfaction After Implantation of AT LISA Tri Toric 939MP Intraocular Lenses
The aim of the present study is to evaluate the postoperative visual acuity for distance, intermediate and near vision as well as the cylinder correction and the patient satisfaction after bilateral implantation of AT LISA tri…
- Trial name
- VICTORI (NCT02985723)
- Testing
- AT LISA tri toric 939MP
- Volunteers
- 120 people
- Sponsor
- Carl Zeiss Meditec AG
Cataract
Accommodation Measurements After Bilateral Implantation of an Aspheric Accommodating Lens and Monofocal Aspheric Lenses
The objective of this study is to demonstrate the correlation of near vision and changes in higher order aberrations following lens extraction and to characterize the defocus curves of Crystalens® AO™ intraocular lens (IOL)…
- Trial name
- NCT01241279
- Testing
- Crystalens AO, SoftPort LI61AO
- Where
- United States
- Volunteers
- 6 people
- Sponsor
- Bausch & Lomb Incorporated
Cataract
Clinical Outcome at 5 Years After Implantation of the Liberty677MY Multifocal Intraocular Lens
The study will assess visual outcomes, light disturbances and patients' satisfaction after implantation with the Liberty677MY multifocal IOL, as well as protection of PCO development within 5 year follow-up.
- Trial name
- NCT04220255
- Testing
- Liberty677MY Multifocal IOL
- Where
- Hungary
- Volunteers
- 50 people
- Sponsor
- Medicontur Medical Engineering Ltd
Inflammation, Cataract Surgery
Clinical Efficacy of the Drug Ster® Compared With Predfort® in Control of Postoperative Inflammation in Cataract Surgery
Is the primary objective of this investigation to compare the clinical efficacy of the drug test - Ster ® (prednisolone 1% ophthalmic suspension - Union Chemicals) in the comparator - Fort ® Pred (prednisolone 1% ophthalmic…
- Trial name
- NCT01227876
- Testing
- Ster, Pred Fort
- Where
- Brazil
- Volunteers
- 106 people
- Sponsor
- Azidus Brasil
Cataract
A Study of MELT-300 (Midazolam and Ketamine Sublingual Tablets) for Sedation and Intraoperative Ocular Analgesia in Participants Undergoing Cataract Extraction With Lens Replacement (CELR)
The primary purpose of the study is to evaluate the efficacy and safety of MELT-300 (Midazolam and Ketamine Sublingual Tablets) and the contribution of midazolam and ketamine components to sedation and during the surgery or…
- Trial name
- NCT05133518
- Testing
- MELT-300, Midazolam alone, Ketamine alone
- Where
- 3 sites in United States
- Volunteers
- 338 people
- Sponsor
- Melt Pharmaceuticals
Cataract
Rotational Stability and Clinical Response of the ASQELIO Toric Biaspheric Monofocal Lens.
The goal of this observational study is to evaluate the rotational stability and clinical performance of the ASQELIO Toric lens in candidates for cataract surgery with ASQUELIO Toric intraocular lens (IOL) implantation.
- Trial name
- NCT06101472
- Testing
- ASQELIO Toric Biaspheric Monofocal Lens
- Where
- 3 sites in Spain
- Volunteers
- 63 people
- Sponsor
- AST Products, Inc.
Myopia
Ophthalmic Compatibility During Seven Days of Continuous Wear of Silicone Hydrogel Lenses
The purpose of this study is to assess the ophthalmic compatibility of three different silicone hydrogel lenses worn on an overnight basis for six nights.
- Trial name
- QUINCE (NCT00934102)
- Testing
- Narafilcon A contact lens, Lotrafilcon A contact lens, Galyfilcon A contact lens
- Where
- Canada
- Volunteers
- 57 people
- Sponsor
- CIBA VISION
Cataract
Clinical Performance of the Asqelio™ Trifocal Diffractive Intraocular Lens
The goal of this observational study is to evaluate whether the Asqelio™ Trifocal intraocular lens (IOL) can improve refractive outcomes and optical quality in patients (aged ≥45 years) undergoing cataract surgery or clear lens…
- Trial name
- NCT06935565
- Testing
- Trifocal IOL implantation
- Where
- Spain
- Volunteers
- 30 people
- Sponsor
- AST Products, Inc.
Myopia
One Month Dispensing Study Comparing the Clinical Performance of the Comfilcon A Sphere Lenses Compared to Comfilcon A Asphere Lenses.
This is a prospective, multi-center, subject-masked, bilateral wear, one month dispensing study comparing the clinical performance of the subjects' habitual comfilcon A sphere lens (control) following a refit with comfilcon A…
- Trial name
- NCT02759471
- Testing
- comfilcon A sphere lens (control), comfilcon A asphere lens (test)
- Where
- 4 sites in United States
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Visual Acuity
Objective Vision Evaluation of Two Cosmetic Contact Lenses
This is a single visit, single site, brand-masked, non-dispensing, 2×2 bilateral crossover study. Each subject will be bilaterally fitted with one of the two test articles in each of the study periods.
- Trial name
- NCT04287036
- Testing
- JJVC Investigational Contact Lens, 1-DAY ACUVUE® DEFINE® Radiant Sweet™
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Lapsed Contact Lens Wear
Clinical Evaluation of Lapsed Contact Lens Wearers Who Are Re-fit Into Senofilcon A Contact Lenses
This study is an open-label, multi-site study. The total number of subjects was 200. The duration of this study was approximately four weeks.
- Trial name
- NCT01990664
- Testing
- senofilcon A, senofilcon A for Astigmatism
- Where
- 10 sites in United States
- Volunteers
- 199 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
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