Clinical trials: Astigmatism
Astigmatism
Evaluation of Delefilcon A and Senofilcon A Daily Disposable Toric Soft Contact Lenses Over One Week of Wear
This is a prospective, multi-site, 4-visit, bilateral, dispensing, randomized, controlled, double-masked, 2x2 crossover study to evaluate subjective comfort, overall opinion and end of day comfort following wear of two different…
- Trial name
- NCT06749496
- Testing
- Test Lens, Control Lens
- Where
- 12 sites in United States
- Volunteers
- 134 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Astigmatism
Evaluation of Daily Disposable Toric Soft Lenses Manufactured With an Alternative Hydration Process
This is a prospective, multi-site, dispensing, randomized, controlled, double-masked, bilateral wear, 2x2 crossover study to evaluate the safety and effectiveness of the test lens.
- Trial name
- NCT06967129
- Testing
- Investigational daily disposable, soft, toric lenses manufactured on 4th Generation Technology (4GT) lines with extended mini-stack hydration using propylene glycol (PG) as the hydration solvent., ACUVUE® Oasys 1-Day for Astigmatism (AO1DfA) soft contact lenses manufactured on 3rd Generation Technology (3GT) legacy lines using isopropyl alcohol (IPA) as the hydration solvent.
- Where
- 20 sites in United States
- Volunteers
- 281 people, healthy volunteers welcome
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia, Astigmatism
1-Week Dispensing Evaluation of Kalifilcon A Toric Contact Lenses Compared to Ultra for Astigmatism
This single-site, randomized, double-masked (participant and investigator), 2-way crossover, repeated-measures dispensing study evaluated the visual performance of kalifilcon A daily disposable toric (LD213001) contact lenses…
- Trial name
- NCT05320042
- Testing
- kalifilcon A daily disposable toric contact lenses, Ultra for Astigmatism (samfilcon A) contact lenses
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Bausch & Lomb Incorporated
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
Astigmatism
Visual Performance With Clareon® Vivity® Intraocular Lenses (IOLs)
The purpose of this study is to generate clinical data to quantify the impact of residual astigmatism on the overall visual performance during distance, intermediate, and near viewing in patients implanted with Clareon Vivity…
- Trial name
- NCT06784063
- Testing
- Clareon Vivity Extended Vision IOL
- Where
- 3 sites in United States
- Volunteers
- 40 people
- Sponsor
- Alcon Research
Astigmatism Bilateral
Evaluation of Wear Experience With a Weekly Replacement Soft Contact Lens in Neophyte Lens Wearers With Astigmatism
This open-label study is of adults with astigmatism who have never worn contact lenses. Subjects will be fit into a one week planned-replacement contact lenses and will wear lenses for approximately 3 weeks.
- Trial name
- NCT06751225
- Testing
- One week replacement soft contact lenses
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Eye Diseases, Postcataract Aphakia
Investigation of the Safety and Effectiveness of Monofocal Toric Intraocular Lens (IOL)
This study is a prospective, multicenter, randomized, double masked trial comparing an investigational Monofocal Toric intraocular lens (IOL) (PODEYE TORIC CYL 1.5 D) and a commercially available non-toric monofocal IOL.
- Conditions
- Eye Diseases, Postcataract Aphakia, Cataract, Lens Opacities
- Trial name
- NCT06399211
- Testing
- PODEYE TORIC Monofocal IOL, Alcon AcrySof SA60AT Monofocal IOL
- Volunteers
- 261 people
- Sponsor
- Beaver-Visitec International, Inc.
Aphakia, Astigmatism
Evaluation of Long-term Safety and Performance of PanOptix Trifocal Intraocular Lens (IOL)
The purpose of this Post-Market Clinical Follow-up (PMCF) study is to describe the long-term safety and performance of the AcrySof IQ PanOptix IOL toric and non-toric models in subjects bilaterally implanted with these IOLs for 3…
- Conditions
- Aphakia, Astigmatism, Presbyopia
- Trial name
- NCT06166901
- Testing
- AcrySof IQ PanOptix IOL Toric, AcrySof IQ PanOptix IOL Non-Toric
- Where
- 7 sites in Spain
- Volunteers
- 211 people
- Sponsor
- Alcon Research
Myopia, Myopic Astigmatism
Multicenter Clinical Trial of a Phakic Implantable Collamer® Lens (ICL)
This objective of this study is to evaluate the safety, and to collect supportive data on effectiveness of the EVO/EVO+ Visian® Implantable Collamer® Lens (ICL) in study participants who have a diagnosis of myopia or myopia with…
- Trial name
- NCT04283149
- Testing
- EVO/EVO+ Visian ICL
- Where
- 14 sites in United States
- Volunteers
- 327 people
- Sponsor
- Staar Surgical Company
Myopic Astigmatism
STAAR Visian Toric ICL Post-Approval Study
The objective of this study is to evaluate the long term (i.e. 24 months) clinical performance of the Visian® Toric Implantable Collamer® Lens (ICL).
- Trial name
- TICL-PAS (NCT04516772)
- Testing
- Visian TICL
- Where
- 8 sites in United States
- Volunteers
- 125 people
- Sponsor
- Staar Surgical Company
Myopia, Myopic Astigmatism
Post-Market Evaluation of the EVO ICL
The objective of this study is to assess the rate of early intraocular pressure (IOP) increases following implantation of EVO/EVO+ Implantable Collamer Lens (ICL).
- Trial name
- NCT05538754
- Testing
- EVO ICL
- Where
- 8 sites in United States
- Volunteers
- 205 people
- Sponsor
- Staar Surgical Company
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)
Cataract, Corneal Astigmatism
Clinical Trial of a Hydrophilic EMV Toric Lens RAO210T in the Correction of Aphakia and Corneal Astigmatism
The objectives of the clinical investigation are to determine the safety and performance of the RayOne EMV Toric (Model RAO210T) following unilateral implantation and approximately 6 months (120 to 180 days) of post-operative…
- Trial name
- NCT05985304
- Testing
- RayOne EMV Toric IOL, RayOne Monofocal IOL, Cataract Surgery
- Where
- 9 sites in United States
- Volunteers
- 274 people
- Sponsor
- Rayner Intraocular Lenses Limited
Presbyopia, Astigmatism
Clinical Performance Evaluation of Two Frequent Replacement Silicone Hydrogel Multifocal Toric Contact Lenses
The purpose of this study is to evaluate on-eye clinical performance of the investigational contact lenses following 30 days of wear in the intended population.
- Trial name
- NCT06461455
- Testing
- Lehfilcon A multifocal for astigmatism contact lenses, Samfilcon A multifocal for astigmatism contact lenses, CLEAR CARE® Cleaning & Disinfecting Solution
- Where
- 11 sites in United States
- Volunteers
- 95 people
- Sponsor
- Alcon Research
Astigmatism
Clinical Evaluation of Proclear Toric and Biofinity Toric
The aim of this study is to compare the short-term clinical performance of two Toric contact lenses.
- Trial name
- NCT06431061
- Testing
- Lens A (omafilcon B), Lens B (comfilcon A)
- Where
- Canada
- Volunteers
- 37 people
- Sponsor
- CooperVision, Inc.
Astigmatism
Clinical Evaluation of Two Toric Soft Contact Lenses
The aim of this study is to compare the short-term clinical performance of two toric contact lenses.
- Trial name
- NCT06490302
- Testing
- Lens A (ocufilcon D), Lens B (fanfilcon A)
- Where
- Mexico
- Volunteers
- 40 people
- Sponsor
- CooperVision, Inc.
Astigmatism, Presbyopia
A Clinical Comparison of Two Multifocal Toric Soft Contact Lenses
This study aims to compare the short-term clinical performance of the two study contact lenses.
- Trial name
- NCT06438601
- Testing
- Lens A (omafilcon A), Lens B (comfilcon A)
- Where
- United Kingdom
- Volunteers
- 36 people
- Sponsor
- CooperVision, Inc.
Astigmatism
Insertion Clinical Study to Evaluate the Orientation Characteristics of Multiple Kalifilcon A Daily Disposable Toric LD213001 Contact Lenses
The objective is to evaluate the fit characteristics (primary gaze orientation, rotational recovery, and movement) of kalifilcon A daily disposable toric lenses as compared to commercially available Ultra for Astigmatism lenses.
- Trial name
- NCT05129124
- Testing
- kalifilcon A Daily Disposable Toric LD213001 Contact Lenses, Commercially available Ultra for Astigmatism Contact Lenses
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- Bausch & Lomb Incorporated
Astigmatism
Orientation Characteristics of Daily Disposable Toric Contact Lenses
Brief summary: Approximately 30 soft toric contact lens adapted subjects will be enrolled in this feasibility, bilateral, randomized, double-masked (subject and investigator), repeated measures insertion study.
- Trial name
- NCT06069609
- Testing
- kalifilcon A Daily Disposable Toric, Acuvue Oasys 1-Day for Astigmatism
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Bausch & Lomb Incorporated
Ametropia, Astigmatism
Comparison of Clinical Performance of Two Monthly Replacement Toric Soft Contact Lenses
The purpose of this study is to assess the clinical performance of TOTAL30 for Astigmatism (T30fA) soft contact lenses with Biofinity Toric soft contact lenses.
- Trial name
- NCT06165627
- Testing
- Lehfilcon A toric contact lenses, Comfilcon A toric contact lenses, CLEAR CARE
- Where
- 5 sites in United States
- Volunteers
- 67 people
- Sponsor
- Alcon Research