Clinical trials: Refractive Errors
Myopia, Hyperopia
Performance Evaluation of Reusable Contact Lenses When Worn For One Month By Habitual Soft Contact Lens Wearers
The purpose of this study was to compare the clinical performance of two different reusable lenses in habitual spherical soft lens wearers.
- Trial name
- NCT06098339
- Testing
- Lens A (fanfilcon A), Lens B (lotrafilcon B)
- Where
- 3 sites in United States, Canada
- Volunteers
- 53 people
- Sponsor
- CooperVision, Inc.
Refractive Error
Clinical Evaluation of the Safety and Efficacy of FID 120947A
The purpose of this study is to evaluate the safety and efficacy of FID 120947A in soft contact lens wearers of Japanese ethnicity.
- Trial name
- NCT02771145
- Testing
- FID 120947A contact lens disinfecting solution, Soft contact lenses (SCL), SCL preservative solution
- Where
- Japan
- Volunteers
- 91 people
- Sponsor
- Alcon Research
Refractive Errors, Myopia
Performance Assessment of a Modified Daily Disposable Contact Lens
The purpose of this study is to compare visual acuity between two daily disposable contact lenses.
- Conditions
- Refractive Errors, Myopia, Hyperopia
- Trial name
- NCT03762668
- Testing
- Modified delefilcon A contact lenses, Delefilcon A contact lenses
- Where
- 5 sites in United States
- Volunteers
- 62 people
- Sponsor
- Alcon Research
Refractive Ametropia, Astigmatism
1-Week Dispensing Evaluation of REVIVE™ Toric Soft Contact Lenses
Experienced soft contact lens wearing subjects were enrolled in this 1-week, post-market, bilateral, repeated measures, dispensing study.
- Trial name
- NCT06053736
- Testing
- REVIVE Toric Soft Contact Lenses
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- Bausch & Lomb Incorporated
Myopia
Study of Viziatek ISL™ Refractive Phakic Intra Sulcus Lens for Refraction Adjustment in Blind Volunteers
This is a clinical investigation. A total of up to 5 subjects, but not less than 3 at one investigational site will undergo insertion of the ISL in one eye and will be followed through 6 months postoperative.
- Trial name
- NCT05518344
- Testing
- Viziatek ISL™ (hereinafter referred to as the "ISL") implanted in blind eye.
- Where
- Latvia
- Volunteers
- 4 people
- Sponsor
- Hanita Lenses
Refractive Errors
Investigation of the Accuracy of an Automated Refractor to Provide Well-tolerated Eyeglass Prescriptions
At the New England College of Optometry in Boston, MA, subjects ages 18-65 who have received or are receiving treatment for refractive error who choose to enroll in the study will be evaluated using subjective refraction and…
- Trial name
- NCT06883032
- Testing
- AR Eyeglasses first, SR Eyeglasses second, SR Eyeglasses first, AR Eyeglasses second
- Where
- United States
- Volunteers
- 92 people, healthy volunteers welcome
- Sponsor
- PlenOptika, Inc.
Myopia
Using Contact Lenses and Spectacle Lenses as Myopia Interventions.
Effect of alternating contact lenses and spectacles for myopia control.
- Trial name
- NCT07845721
- Testing
- Test Spectacle Lens & Contact Lens, Control Spectacle Lens & Contact Lens
- Where
- 2 sites in Canada, United Kingdom
- Volunteers
- 58 people
- Sponsor
- CooperVision International Limited (CVIL)
Cataract, Astigmatism
A Comparison of Corneal Aberrations in Subjects With Contralateral AcrySof IQ Toric Intraocular Lens (IOL) and AcrySof IQ IOL With Limbal Relaxing Incision (LRI)
The purpose of this study was to evaluate and compare postoperative corneal aberrations and visual parameters in patients contralaterally implanted with an AcrySof IQ Toric intraocular lens (IOL) and AcrySof IQ Aspheric IOL with…
- Trial name
- NCT01045733
- Testing
- AcrySof IQ Toric IOL, AcrySof IQ Aspheric IOL, Limbal Relaxing Incision (LRI)
- Where
- United States
- Volunteers
- 70 people
- Sponsor
- Alcon Research
Myopia
DW Evaluation of Lotrafilcon B Lenses in a Modified Design
The purpose of this study is to demonstrate that Lotrafilcon B AIR OPTIX® AQUA sphere modified design lenses are noninferior to Lotrafilcon B AIR OPTIX® AQUA in overall lens fit by comparing the percent of subjects satisfying the…
- Trial name
- NCT02157909
- Testing
- Lotrafilcon B sphere modified design contact lenses, Lotrafilcon B sphere contact lenses
- Volunteers
- 134 people
- Sponsor
- Alcon Research
Myopia
Dispensing Evaluation of a Galyfilcon A Prototype Lens and a Marketed Contact Lens
The purpose of this study is to compare visual acuity and redness of eyes between a prototype contact lens and an already marketed contact lens.
- Trial name
- NCT01180985
- Testing
- galyfilcon A prototype lens, comfilcon A
- Where
- 4 sites in United States
- Volunteers
- 53 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia
Clinical Investigation of Buttermere (LENS 271) Soft Contact Lenses
The purpose of the study is to compare clinical performance between two soft contact lenses.
- Trial name
- NCT06609018
- Testing
- Test Lenses (stenfilcon A), Control Lenses (omafilcon A)
- Where
- United Kingdom
- Volunteers
- 73 people
- Sponsor
- CooperVision, Inc.
Astigmatism
A Study to Address Precision and Refractive Predictability of Femtosecond Laser-assisted Astigmatic Keratotomy Following the Cataract Surgery
The purpose of this open, prospective study is to address the effectiveness and precision of the VICTUS™ Femtosecond Laser Platform-assisted astigmatic keratotomy after femtolaser-assisted cataract surgery.
- Trial name
- NCT01752218
- Testing
- arcuate incision
- Where
- Germany
- Volunteers
- 43 people
- Sponsor
- Technolas Perfect Vision GmbH
Myopia
A Clinical Study to Evaluate the Remote Monitoring of Myopia Patients With the EyeQue Insight
The objective of this study is to determine whether the remote monitoring of myopia patients with the EyeQue Insight (visual acuity test) can replace regularly scheduled follow-up visits.
- Trial name
- NCT04693260
- Testing
- Visual Acuity with a Hand-held Device Supported by Mobile App.
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- EyeQue Corp.
Myopia
Evaluation of Short Term Use of Experimental Eye Drops BHVI2, 0.02% Atropine and BHVI2 Plus 0.02% Atropine Eye Drops
To assess the one-month ocular effects of nightly application of experimental BHVI2 and 0.02% atropine eye drops either alone or in combination, in children aged between 6 to 13 years old with myopia and randomized to use of…
- Trial name
- NCT03690414
- Testing
- Experimental BHVI2, Atropine sulfate 0.02% eye drops, Combination eye drops
- Where
- Vietnam
- Volunteers
- 52 people, healthy volunteers welcome
- Sponsor
- Hai Yen Eye Care
Presbyopia
Safety, Tolerability, and Efficacy of PresbiDrops (CSF-1), a Topical Ophthalmic Drug for Presbyopia
A study to establish safety, tolerability, and efficacy of PresbiDrops (CSF-1) in presbyopic subjects.
- Trial name
- NCT02745223
- Testing
- PresbiDrops (CSF-1)
- Where
- Israel
- Volunteers
- 36 people
- Sponsor
- Orasis Pharmaceuticals Ltd.
Astigmatism
A Clinical Comparison of Two Soft Toric Contact Lenses
The aim of this study is to compare the short-term clinical performance of two toric contact lenses.
- Trial name
- NCT06758089
- Testing
- Lens 1 (ocufilcon D), Lens 2 (somofilcon A)
- Where
- United Kingdom
- Volunteers
- 42 people
- Sponsor
- CooperVision International Limited (CVIL)
Presbyopia
A Clinical Trial to Evaluate a Corneal Inlay for the Improvement of Near Vision in Presbyopic Patients
This study will be a prospective, multicenter clinical trial in which a total of 400 subjects will be enrolled. All subjects will be followed over a 36 month time frame with a maximum of 15 clinical sites participating.
- Trial name
- NCT01373580
- Testing
- The Raindrop Near Vision Inlay
- Where
- 11 sites in United States
- Volunteers
- 373 people, healthy volunteers welcome
- Sponsor
- ReVision Optics, Inc.
Myopia
Sustained Effect of Red-light Therapy for Myopia Control: A 2-Year Post-Trial Follow-up Study
To evaluate the long-term efficacy and safety of red-light therapy for myopia control over 2 years, and the potential rebound effect after treatment cessation.
- Trial name
- NCT06232161
- Testing
- Red-light therapy device, Spectacles
- Where
- China
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Beijing Airdoc Technology Co., Ltd.
Myopia
Lens Wear Schedules and End-of-Day Comfort
The purpose of this study was to assess the impact of lens-free (recovery) intervals of varying lengths on end-of-day comfort and tear film changes with daily contact lens wear.
- Trial name
- INVERMERE (NCT01433549)
- Testing
- Lotrafilcon B, Senofilcon A
- Where
- Canada
- Volunteers
- 44 people
- Sponsor
- CIBA VISION
Myopia
Vistakon Investigational Contact Lenses Worn for Daily Wear
This study compares the performance of an investigational contact lens to a currently marketed lens.
- Trial name
- NCT00717249
- Testing
- galyifilcon A control lens, galyfilcon A with a silver additive
- Where
- 20 sites in United States
- Volunteers
- 529 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.