Clinical trials: Error, Refractive
Myopia, Progressive, Children, Only
Eleven Years of Menicon Z Night Contact Lens Wear in Reducing Myopia Progression in Children
To compare axial length growth of white European myopic children wearing Menicon Z Night orthokeratology contact lenses to a control group of distance, single-vision glasses and contact lenses over an 11-year period.
- Trial name
- MCOS11 (NCT04806711)
- Testing
- Menicon Z Night, Control
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Menicon Co., Ltd.
Myopia, Myopia Progression
Children's Viewing Behavior
The aim of this study is to investigate the area of the spectacle lens in which a subject is viewing through regardless of task being performed.
- Conditions
- Myopia, Myopia Progression, Juvenile Myopia
- Trial name
- NCT07229365
- Testing
- Novel spectacle lens design, Spectacle lens designs
- Where
- United States
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- SightGlass Vision, Inc.
Presbyopia
Clinical Evaluation of Two New Silicone Hydrogel Multifocal Products
The objective of this trial is compare the visual performance, ratings, and preference of two multifocal, soft contact lenses.
- Trial name
- NCT00909792
- Testing
- Lotrafilcon B, Senofilcon A
- Volunteers
- 259 people
- Sponsor
- CIBA VISION
Myopia, Hyperopia
A Prospective Safety and Effectiveness Study of a New High Repetition Rate Excimer Laser Using LASIK for the Correction of Ammetropia and Presbyopia
This clinical study has been planned to evaluate the safety and effectiveness of common treatment algorithms using 500 Hz laser repetition rate for the correction of Ammetropia and Presbyopia
- Conditions
- Myopia, Hyperopia, Presbyopia
- Trial name
- NCT02112968
- Testing
- Proscan, Zyoptix, Supracor
- Volunteers
- 97 people
- Sponsor
- Technolas Perfect Vision GmbH
Myopia, Soft Contact Lenses
A Clinical Trial Assessing the Efficacy and Safety of ST-1 Silicone Hydrogel Daily Disposable Soft Contact Lenses Compared to Miru 1day UpSide
This study will enroll 63 eligible subjects (126 eligible eyes, complete at least 108 evaluable eyes) in approximately 6 different medical centers in Taiwan, in order to evaluate the efficacy and safety of ST-1 silicone hydrogel…
- Conditions
- Myopia, Soft Contact Lenses, Daily Disposable Soft Contact Lenses
- Trial name
- NCT07345416
- Testing
- ST-1, Miru 1day UpSide
- Where
- 6 sites in Taiwan
- Volunteers
- 63 people, healthy volunteers welcome
- Sponsor
- Menicon Co., Ltd.
Mixed Astigmatism
Study of the MEL 80 Excimer Laser Using LASIK in the Treatment of Mixed Astigmatism
The purpose of this study is to determine whether the MEL 80 Excimer Laser is effective in the treatment of mixed astigmatism up to 6.0 D, when used as part of the Laser In Situ Keratomileusis (LASIK) procedure.
- Trial name
- NCT00761826
- Testing
- MEL 80 Mixed Astigmatism Treatment
- Where
- 5 sites in United States
- Volunteers
- 126 people, healthy volunteers welcome
- Sponsor
- Carl Zeiss Meditec, Inc.
Contact Lens Fit, Myopia
Clinical Performance of a Silicone Hydrogel Lens With Use of FID 114675A
The purpose of this study is to evaluate the clinical performance of a silicone hydrogel contact lens when used with an investigational multi-purpose disinfecting solution (MPDS).
- Trial name
- NCT01240135
- Testing
- FID 114675A multi-purpose disinfecting solution (MPDS), renu fresh Multi-Purpose Solution (MPS), Galyfilcon A contact lenses (Acuvue Advance)
- Volunteers
- 89 people
- Sponsor
- Alcon Research
Myopia
A Study to Evaluate the Product Feasibility of Two New Silicone Hydrogel Contact Lenses
The objective of this study is to determine the clinical feasibility and to evaluate the product performance of two RD2135-01 investigational soft contact lenses (Test 1 and Test 2) developed by Bausch + Lomb.
- Trial name
- NCT01583868
- Testing
- B&L RD2135-01 lens C, B&L RD2135-01 lens D, PureVision2
- Where
- United States
- Volunteers
- 216 people
- Sponsor
- Bausch & Lomb Incorporated
Myopia, Astigmatism
Safety and Efficacy Evaluation of a New Contact Lens Disinfecting Solution in Soft Contact Lens Wearers
The purpose of this study is demonstrate substantial equivalence of an investigational contact lens disinfecting solution to a commercially available contact lens solution in silicone hydrogel and soft contact lens wearers.
- Conditions
- Myopia, Astigmatism, Hyperopia, Refractive Error
- Trial name
- NCT01912768
- Testing
- FID 120947A contact lens disinfecting solution, renu fresh multi-purpose solution, Soft contact lenses
- Volunteers
- 362 people
- Sponsor
- Alcon Research
Presbyopia
Evaluate Efficacy and Safety of POS to Improve Distance-corrected Near Visual in Participants With Presbyopia
Safety and efficacy of POS in participants with presbyopia
- Trial name
- VEGA-3 (NCT06542497)
- Testing
- 0.75% phentolamine ophthalmic solution
- Where
- 39 sites in United States
- Volunteers
- 569 people, healthy volunteers welcome
- Sponsor
- Opus Genetics, Inc
Hyperopia
Safety and Effectiveness of the TENEO 317 Model 2 (1.28 US) Excimer Laser for Laser In Situ Keratomileusis (LASIK) Surgery to Treat Hyperopia With or Without Astigmatism
This will be a multicenter, prospective, open label, non-randomized, single arm 12 month study, evaluating the safety and effectiveness of the TECHNOLAS TENEO 317 Model 2 (Software version "1.28 US") excimer laser when used in…
- Trial name
- NCT05264623
- Testing
- TENEO 317 Model 2 excimer laser
- Where
- 9 sites in United States
- Volunteers
- 140 people
- Sponsor
- Bausch & Lomb Incorporated
Myopia
Performance and Safety of Silicone Hydrogel Soft Contact Lenses
To demonstrate substantial equivalence of the new Silicone Hydrogel Soft Contact Lenses(SHSCL) to the commercially available ACUVUE® VITA™ contact lens
- Trial name
- NCT04226560
- Testing
- 41% Silicone Hydrogel Soft Contact Lenses(SHSCL), ACUVUE® VITA™ (senofilcon C) Brand (Soft) Contact Lens, Contact Lens Care Product
- Where
- Taiwan
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- ApexLens Co., Ltd.
Corneal Astigmatism
Retrospective Chart Review of enVista Toric 0.9D Intraocular Lenses
The primary objective of this study is to evaluate the performance of the enVista Toric 0.9D vs non-Toric IOL.
- Trial name
- NCT05075746
- Testing
- enVista Toric, enVista non-Toric (spherical)
- Where
- 3 sites in Canada
- Volunteers
- 302 people
- Sponsor
- Bausch & Lomb Incorporated
Refractive Error, Myopia
Silicone Hydrogel Contact Lenses on Low Astigmatism in Japan
This study seeks to evaluate the clinical performance of a recently released contact lens designed to correct astigmatism to an established contact lens that has historically been used in these patients.
- Conditions
- Refractive Error, Myopia, Astigmatism
- Trial name
- NCT00639353
- Testing
- senofilcon A toric soft contact lens, senofilcon A sphere soft contact lens
- Where
- 10 sites in Japan
- Volunteers
- 102 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Presbyopia
Multifocal Contact Lens Use in Previous Contact Lens Wearers With Near Vision Demands
The purpose of this study is to evaluate the use of a multifocal contact lens in people who previously wore contact lenses but discontinued due to age-related, near vision demands.
- Trial name
- GARM (NCT00965237)
- Testing
- lotrafilcon B multifocal contact lens, lotrafilcon B single vision contact lens, Over-reader spectacles
- Where
- Canada
- Volunteers
- 16 people
- Sponsor
- CIBA VISION
Refractive Error
Corneal Staining Associated With Daily Disposable Beauty Contact Lenses
Limbal ring contact lenses enhance the look of the eye by adding pigmentation in a ring pattern to the contact lens. The purpose of this investigation is to determine if corneal staining increase is dependent upon the lens…
- Trial name
- NCT01882465
- Testing
- etafilcon A, 2-HEMA, EGDMA Non-ionic, hefilcon A
- Where
- Hong Kong
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Presbyopia
Visual Outcomes After Presbyopic Lens Exchange
Evaluation of mean preoperative and postoperative Corrected distance visual acuity (CDVA) after Refractive Lens Exchange in presbyopic patients
- Trial name
- RELAX (NCT03790592)
- Testing
- trifocal IOL
- Where
- Germany
- Volunteers
- 36 people
- Sponsor
- Carl Zeiss Meditec AG
Refractive Errors, Myopia
Clinical Evaluation of a Daily Wear Silicone Hydrogel Lens
The purpose of this clinical study is to assess the safety and performance of an investigational soft contact lens compared to a commercially available soft contact lens when worn in a daily wear modality with frequent…
- Conditions
- Refractive Errors, Myopia, Hyperopia
- Trial name
- NCT04207749
- Testing
- LID015385 contact lenses, Comfilcon A contact lenses, CLEAR CARE
- Where
- 18 sites in United States
- Volunteers
- 249 people
- Sponsor
- Alcon Research
Refractive Error
Ocular Comfort and the "Aging" Lens (ERBIUM)
The purpose of this trial was to evaluate the factors affecting comfortable contact lens wear and how those factors affect contact lens replacement frequency.
- Trial name
- NCT01198600
- Testing
- Habitual contact lens, Lotrafilcon B contact lens, Contact lens cleaning and disinfecting system (ClearCare)
- Where
- Canada
- Volunteers
- 78 people
- Sponsor
- CIBA VISION
Myopia, Cornea
Euclid Phoenix Lens Design Trial
The "first fit" success rate of the current Euclid orthokeratology "MAX" lens design will be compared to that of the new Euclid orthokeratology MAX "Phoenix" lens design in 30 children.
- Trial name
- NCT06389916
- Testing
- Euclid orthokeratology MAX (current design), Euclid orthokeratology MAX Phoenix (new design)
- Where
- 5 sites in United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Euclid Systems Corporation