Clinical trials: Refractive Assessment
Refractive Errors, Myopia
Evaluation of Delefilcon A Contact Lenses
The purpose of the study is to evaluate the lens fit characteristics of delefilcon A contact lenses with different base curves and diameters.
- Trial name
- NCT06884202
- Testing
- Delefilcon A contact lenses with different base curves and diameters, Delefilcon A contact lenses with standard base curves and diameters
- Where
- 16 sites in United States
- Volunteers
- 267 people
- Sponsor
- Alcon Research
Ametropia
Evaluation of Investigational (Frequent Replacement) FRP Lens for Daily Wear
The purpose of the study is to compare the investigational contact lens to a marketed contact lens. The study results were not used for design validation of investigational contact lens,
- Trial name
- NCT02362724
- Testing
- Sapphire, Pearl
- Where
- 6 sites in United States
- Volunteers
- 89 people
- Sponsor
- CooperVision, Inc.
Myopia
Product Performance of a Daily Disposable Contact Lens
The objective of this one week, single group, bilateral, open-label study is to evaluate the product performance of the Bausch \& Lomb daily disposable cosmetic tint contact lens (Test) when worn on a daily disposable basis by…
- Trial name
- NCT01230554
- Testing
- Daily disposable cosmetic tint lens
- Where
- Singapore
- Volunteers
- 212 people, healthy volunteers welcome
- Sponsor
- Bausch & Lomb Incorporated
Myopia, Hyperopia
One-month Clinical Evaluation of Oté Sensation Multi-Purpose Solution Care System
The purpose of this study is to evaluate the clinical performance of the contact lens care product Oté Sensation in a representative population of soft contact lens wearers.
- Trial name
- NCT03278223
- Testing
- Test solution, Control solution
- Where
- 11 sites in United States, United Kingdom
- Volunteers
- 194 people, healthy volunteers welcome
- Sponsor
- OTE North America
Presbyopia, Refractive Error
Dispensing Study to Assess Visual Performance of Prototype Contact Lenses
The aim of this study is to assess visual performance of prototype soft contact lens designs compared to commercially available contact lenses over one-week of lens wear.
- Trial name
- NCT02214797
- Testing
- Etafilcon A, Lotrafilcon B , Senofilcon A
- Where
- Australia
- Volunteers
- 67 people, healthy volunteers welcome
- Sponsor
- Brien Holden Vision
Presbyopia
Safety and Efficacy of an Intrastromal Transform™ Corneal Allograft (TCA) for Presbyopia Correction
The objective of this clinical study is to evaluate the safety and effectiveness of intrastromal implantation of the Allotex TransForm corneal allograft (TCA) for improving near vision in presbyopic subjects.
- Trial name
- NCT03671135
- Testing
- TCA Intrastromal Inlay
- Where
- 4 sites in Belgium, Ireland and 1 more
- Volunteers
- 121 people, healthy volunteers welcome
- Sponsor
- Allotex, Inc.
Myopia
Evaluation of Lotrafilcon A Lenses Over a Three Month Period
The purpose of this trial is to assess the performance of a Lotrafilcon A contact lens over a 3-month period.
- Trial name
- NCT00931307
- Testing
- Lotrafilcon A contact lens
- Volunteers
- 22 people
- Sponsor
- CIBA VISION
Myopia and Hyperopia and Presbyopia
Evaluation of Product Performance of a New Silicone Hydrogel Multifocal Contact Lens
The objective of this study is to evaluate the product performance of a new silicone hydrogel daily disposable multifocal contact lens, the Bausch + Lomb (kalifilcon A) Daily Disposable Multifocal Contact Lens, when worn by…
- Trial name
- NCT05660577
- Testing
- new silicone hydrogel daily disposable multifocal contact lens, the Bausch + Lomb (kalifilcon A) Daily Disposable Multifocal Contact Lens
- Where
- 20 sites in United States
- Volunteers
- 301 people
- Sponsor
- Bausch & Lomb Incorporated
Cataract, Refractive Error
A Comparative Study of TECNIS Symfony Plus IOL and a Trifocal IOL
This is a multicenter, prospective, randomized, subject- and evaluator-masked, bilateral-implant study conducted at up to 15 sites worldwide.
- Trial name
- NCT04156737
- Testing
- TECNIS Symfony plus IOL Model ZHR00V, Trifocal Intraocular lens
- Where
- 5 sites in New Zealand, Philippines and 1 more
- Volunteers
- 205 people
- Sponsor
- Johnson & Johnson Surgical Vision, Inc.
Astigmatism
Evaluation Study on Corneal Lens for Vision Correction
The objective of this study is to evaluate the fitting and visual outcomes of Nexis Lens, made of silicone commonly used in the contact lens industry, on healthy eye with or without astigmatism.
- Trial name
- NCT02053688
- Testing
- Astigmatic Correction Lens (Nexis ACCL lenses), Toric Soft Contact Lenses
- Where
- 6 sites in United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- FORSIGHT Vision3
Refractive Error
Clinical Investigation of Refraction Techniques
Prospective, multi-center, non-interventional, randomized, comparative clinical study to identify an optimal refractive technique that provides maximum plus refractive endpoint for best corrected distance visual acuity (BCDVA).
- Trial name
- NCT05461586
- Testing
- Refractive Technique (MR #1), Refractive Technique (MR #2)
- Where
- Australia
- Volunteers
- 35 people
- Sponsor
- Johnson & Johnson Surgical Vision, Inc.
Refractive Errors, Accomodation
Study in Pediatric Volunteers of a Handheld Device Versus a Standard Diagnostic Device in Ophthalmic Refraction
This study is exploratory and examines whether the refraction results obtained from a novel optical device yields results similar to the ophthalmic refraction measurements obtained from an autorefractor in children.
- Conditions
- Refractive Errors, Accomodation, Diagnostic Self Evaluation
- Trial name
- NCT04955379
- Testing
- EQ103
- Where
- Israel
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- EyeQue Corp.
Presbyopia
Safety and Effectiveness Study of the AcuFocus Corneal Inlay ACI 7000PDT in Presbyopes
The purpose of this study is to determine if the AcuFocus Corneal Inlay ACI 7000PDT will provide an effective method for the correction of presbyopia in patients who have normal distance vision but need a correction such as…
- Trial name
- ACI (NCT00850031)
- Testing
- AcuFocus Corneal Inlay
- Where
- 8 sites in Australia, Austria and 4 more
- Volunteers
- 119 people, healthy volunteers welcome
- Sponsor
- AcuFocus, Inc.
Astigmatism
Evaluation of Visual Acuity of the Envista One-piece Acrylic Toric IOL MX60ET
The primary objective of this study is to evaluate rotational stability and functional improvements in visual acuity of the enVista monofocal Toric IOL (MX60ET) following cataract surgery.
- Trial name
- NCT05739656
- Testing
- CATARACT SURGERY
- Where
- United States
- Volunteers
- 100 people
- Sponsor
- Bausch & Lomb Incorporated
Myopia, Hyperopia
Evaluation of the Effectiveness of Two Marketed Multi-Purpose Solutions for Silicone Hydrogel Contact Lenses - Study 2
The purpose of this study was to evaluate the performance of Opti-Free® PureMoist® Multi-purpose Disinfecting Solution (MPDS) compared to AMO RevitaLens OcuTec® MPDS (US brand name)/COMPLETE RevitaLens (Europe brand name) in…
- Conditions
- Myopia, Hyperopia, Contact Lens Comfort
- Trial name
- NCT01684046
- Testing
- Opti-Free® PureMoist® MPDS, RevitaLens MPDS, Habitual Contact Lenses
- Volunteers
- 196 people
- Sponsor
- Alcon Research
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
Cataract, Corneal Astigmatism
ClarVista HARMONI Toric Trial With Intraoperative Exchange
The purpose of this study was to demonstrate the safety and effectiveness of the HARMONI® Modular Intraocular Lens System with a toric optic in subjects with pre-existing corneal astigmatism in need of cataract surgery.
- Conditions
- Cataract, Corneal Astigmatism, Aphakia
- Trial name
- NCT03054649
- Testing
- HARMONI® Modular Intraocular Lens System, Intraoperative optic exchange
- Where
- 2 sites in Mexico, Philippines
- Volunteers
- 44 people
- Sponsor
- ClarVista Medical
Choroidal Neovascularization, Myopia, Degenerative
Safety and Efficacy Study of Combretastatin A4 Phosphate to Treat Patients With Choroidal Neovascularization Secondary to Pathologic Myopia
The objectives of this study are to evaluate the safety and efficacy of 3 dose groups (27, 36 and 45 mg/m2) of Combretastatin A-4 Phosphate for the treatment of subfoveal choroidal neovascularization in subjects with pathologic…
- Trial name
- NCT01423149
- Testing
- Combretastatin A-4 Phosphate
- Volunteers
- 23 people
- Sponsor
- Mateon Therapeutics
Cataract Extraction, Corneal Astigmatism
Assessment of Visual Performance in Patients With Low Levels of Astigmatism
To assess visual performance in patients with low levels (0.5-0.75 Diopters) of corneal astigmatism.
- Trial name
- NCT00842231
- Testing
- Visual performance measures
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Alcon Research
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.