Clinical trials: Refractive Assessment
- Condition Refractive Assessment
- Funder type Industry (pharma, biotech, devices)
- Has posted results yes
Myopia, Astigmatism
Clinical Evaluation of Two Monthly Replacement Silicone Hydrogel Contact Lenses
The purpose of this study is to evaluate differences in the comfort at the end of the month between Air Optix® lenses versus Biofinity® lenses in habitual daily wear symptomatic soft contact lens wearers.
- Trial name
- NCT01629693
- Testing
- Lotrafilcon B contact lenses, Comfilcon A contact lenses
- Volunteers
- 398 people
- Sponsor
- Alcon Research
Myopia
Fitting Evaluation of Hydrogel and Silicone Hydrogel Sphere Design Contact Lenses
The aim of this non-dispensing fitting study is to evaluate the short term lens fit, vision performance of three monthly replacement sphere lenses.
- Trial name
- NCT03098745
- Testing
- Omafilcon A, Somofilcon A, Omafilcon A - Proclear (PC)
- Where
- Mexico
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia
Dispensing Evaluation of Printed Etafilcon A With Polyvinylpyrrolidone (PVP)
The purpose of this study is to evaluate the lens fit (mechanical and cosmetic lens fit) of the printed etafilcon A with polyvinylpyrrolidone (PVP).
- Trial name
- NCT01180777
- Testing
- etafilcon A (A), etafilcon A (B), etafilcon A (C)
- Where
- 6 sites in United States
- Volunteers
- 95 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Refractive Error
Evaluation of Vision Effects of a Cosmetic Tinted Hydrogel Contact Lens
Subjects will wear 2 of 2 study contact lenses for a wearing time of approximately three to four hours at each of the visits in order to take measurements on binocular functional visual performance.
- Trial name
- NCT02886923
- Testing
- Hioxifilcon A Test, Hioxifilcon A With Cosmetic Ring Control
- Where
- United Kingdom
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Presbyopia
A Study to Evaluate the Feasibility of a High Add Multi Focal Contact Lens
The objective of this study is to evaluate the product performance of the investigational multifocal high add soft contact lens compared with PureVision Multi-focal contact lens on a daily wear basis.
- Trial name
- NCT01518868
- Testing
- Investigational contact lens, PureVision contact lens
- Where
- United States
- Volunteers
- 126 people
- Sponsor
- Bausch & Lomb Incorporated
Myopia, Astigmatism
Product Performance of a Toric Contact Lens
Product performance of a Bausch \& Lomb Toric Contact Lens compared to Ciba Vision Focus Daily Toric Contact Lens
- Trial name
- NCT00658996
- Testing
- SofLens DD Toric, Ciba Vision Focus Dailies Toric Contact Lens
- Where
- Malaysia
- Volunteers
- 220 people
- Sponsor
- Bausch & Lomb Incorporated
Refractive Error
Tear Film Evaluation of Dailies® AquaComfort Plus® Multifocal and Toric
The purpose of this study is to evaluate the pre lens tear film characteristics of DAILIES® Aqua Comfort Plus® Multifocal (DACP MF) and Toric (DACP Toric) compared to DAILIES® Aqua Comfort Plus® Sphere (DACP) daily disposable…
- Trial name
- NCT02289742
- Testing
- Nelfilcon A multifocal contact lenses, Nelfilcon A toric contact lenses, Nelfilcon A sphere contact lenses
- Volunteers
- 48 people
- Sponsor
- Alcon Research
Tuberculosis
Safety and Pharmacokinetics (PK) in Multidrug-Resistant (MDR) Refractive Tuberculosis
The purpose of this study is: To evaluate the safety and tolerability of orally administered OPC-67683 when administered two times daily to MDR tuberculosis (TB) participants refractory to treatment with an optimized background…
- Trial name
- NCT01131351
- Testing
- Delamanid, Optimized Background Regimen (OBR)
- Where
- 3 sites in Latvia, Lithuania
- Volunteers
- 10 people
- Sponsor
- Otsuka Pharmaceutical Development & Commercialization, Inc.
Presbyopia
An Evaluation of the Safety of CSF-1 in Presbyopic Subjects
This is a multi-center, double-masked, vehicle-controlled study. The purpose of the study is to evaluate the safety of CSF-1 compared with vehicle in presbyopic subjects. Subjects will be treated for at least 6 weeks.
- Trial name
- NCT05393895
- Testing
- CSF-1, Vehicle
- Where
- 12 sites in United States
- Volunteers
- 178 people
- Sponsor
- Orasis Pharmaceuticals Ltd.
Myopia
A Study to Evaluate a Modified Contact Lens
This study is being conducted to evaluate the product performance of SofLens daily disposable contact lenses packaged in an investigational Test solution versus SofLens daily disposable contact lenses packaged in the currently…
- Trial name
- NCT01391364
- Testing
- SofLens in investigational solution, SofLens in currently marketed solution
- Where
- United States
- Volunteers
- 438 people
- Sponsor
- Bausch & Lomb Incorporated
Myopia
Multi-Centre Clinical Evaluation Of Two Daily Disposable Contact Lenses
The purpose of this study is to compare the subjective performance for handling of two daily disposable contact lenses, stenfilcon A and etafilcon A.
- Trial name
- NCT01707238
- Testing
- etafilcon A, stenfilcon A
- Where
- 7 sites in United Kingdom
- Volunteers
- 100 people
- Sponsor
- CooperVision, Inc.
Myopia
A Study to Evaluate the Performance of Two Designs of Soft Toric Lenses
The objective of the study is to evaluate the product performance of the Bausch + Lomb toric investigational contact lenses compared to the currently marketed PureVision toric contact lenses.
- Trial name
- NCT01309867
- Testing
- Investigational Toric Lens, PureVision Toric Lens
- Where
- United States
- Volunteers
- 302 people, healthy volunteers welcome
- Sponsor
- Bausch & Lomb Incorporated
Astigmatism, Myopia
Comparative Clinical Evaluation of Soft Toric Lens Designs
This study is evaluating the initial fit of toric contact lenses.
- Trial name
- NCT01552876
- Testing
- etafilcon A, nelfilcon A, Filcon II 3
- Where
- United Kingdom
- Volunteers
- 42 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Presbyopia
Evaluation of an Investigational Multifocal Lens
The purpose of this study is to test the performance of an investigational multifocal test soft contact lens.
- Trial name
- NCT02223754
- Testing
- lotrafilcon B, etafilcon A
- Where
- 20 sites in United States
- Volunteers
- 371 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
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
Astigmatism
Performance Evaluation of Two Daily Disposable Toric Lens Designs in Habitual Soft Contact Lens Wearers
The objective of the study is to compare the clinical performance of two different daily disposable, SiHy toric contact lens types, Lens A and Lens B, in existing soft lens wearers when worn for one week each.
- Trial name
- NCT04831515
- Testing
- Lens A, Lens B
- Where
- 4 sites in United States
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia, Hyperopia
Clinical Evaluation of Two Frequent Replacement Soft Spherical Contact Lenses
This was a single-blind (participant masked), interventional, prospective, direct refit, bilateral wear short-term fitting study.
- Trial name
- NCT05656885
- Testing
- Lens A, Lens B
- Where
- Spain
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Aphakia, Corneal Astigmatism
Evaluation of the Safety and Performance of the HARMONI® Toric Lens
The purpose of this study was to evaluate the safety and effectiveness of the HARMONI® Modular Intraocular Lens System with a toric optic (HMTIOL) in subjects with pre-existing corneal astigmatism in need of cataract surgery.
- Conditions
- Aphakia, Corneal Astigmatism, Cataract
- Trial name
- NCT03050697
- Testing
- HARMONI® Modular Toric Intraocular Lens, Cataract extraction with intraocular lens (IOL) implantation
- Where
- New Zealand
- Volunteers
- 16 people
- Sponsor
- ClarVista Medical
Myopia
A Study to Evaluate the Product Performance of the PureVision®2 High Definition (HD) Contact Lens
The objective of this study is to evaluate the product performance of PureVision2 HD contact lenses.
- Trial name
- NCT01416142
- Testing
- PureVision2 HD contact lenses, Spectacles
- Where
- United States
- Volunteers
- 63 people
- Sponsor
- Bausch & Lomb Incorporated
Presbyopia
Safety and Effectiveness of the AcuFocus Corneal Inlay ACI7000PDT in Presbyopes
The purpose of this study is to determine if the AcuFocus Corneal Inlay ACI 7000PDT will provide an effective method of for the correction of presbyopia in patients who have normal distance vision but need correction such as…
- Trial name
- NCT01352442
- Testing
- AcuFocus Corneal Inlay ACI 7000PDT
- Where
- 11 sites in Australia, Austria and 8 more
- Volunteers
- 151 people, healthy volunteers welcome
- Sponsor
- AcuFocus, Inc.