Clinical trials: Presbyopia
Presbyopia
Luminous Efficiency Function V(λ)' of Patients That Underwent Pseudophakic Presbyopic Corrections
Primary objective of this study is to construct and validate a modified luminous efficiency function that addresses the distinct total eye light transmittance of patients that underwent bilateral pseudophakic presbyopic…
- Trial name
- NCT04263636
- Testing
- Phacoemulsification with bilateral trifocal diffractive IOLs
- Where
- Greece
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Democritus University of Thrace
Presbyopia
A Clinical Trial of The VisAbility Micro Insert System for Presbyopic Patients
The purpose of this study is to evaluate the safety and effectiveness of the VisAbility Micro Insert System for the improvement of near visual acuity in presbyopic patients.
- Trial name
- NCT02374671
- Testing
- VisAbility Micro Insert
- Where
- 14 sites in United States
- Volunteers
- 365 people, healthy volunteers welcome
- Sponsor
- VisDura, Inc.
Myopia, Hyperopia
Development of a Validated Chart for Intermediate Vision Assessment
Development of a validated computer-based instrument (software program) for the assessment of intermediate visual acuity.
- Conditions
- Myopia, Hyperopia, Presbyopia, Astigmatism
- Trial name
- NCT02279446
- Testing
- Intermediate Visual acuity (IVA) assessment
- Where
- Greece
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Democritus University of Thrace
Presbyopia
Safety, Tolerability and Pharmacokinetics of LNZ101 and LNZ100 Ophthalmic Solutions in Healthy Adult Chinese With Presbyopia
Phase I Clinical Study to Evaluate the Safety, Tolerability and Pharmacokinetics of LNZ101 and LNZ100 Ophthalmic Solutions in Chinese Healthy Adult Subjects with Presbyopia
- Trial name
- NCT06270030
- Testing
- LNZ101 (Aceclidine /Brimonidine) ophthalmic solution, LNZ100 (Aceclidine) ophthalmic solution
- Where
- China
- Volunteers
- 21 people, healthy volunteers welcome
- Sponsor
- Corxel Pharmaceuticals
Presbyopia
Clinical Assessment of a Customized Free-form Progressive Addition Lens Spectacle
The purpose of this study was to compare objective clinical measures of visual performance and subjective measures of satisfaction and preference between standard progressive addition lens (PAL) spectacles and a new type of…
- Trial name
- CZV_PAL1 (NCT01234207)
- Testing
- Standard, non-free-form, non-customized PAL spectacles, Individually customized free-form surfaced PAL spectacles
- Where
- United States
- Volunteers
- 95 people, healthy volunteers welcome
- Sponsor
- University of California, Berkeley
Presbyopia
Luminous Efficiency Function V(λ)' of Patients That Underwent Pseudophakic Presbyopic Corrections With EDOF IOLs
Primary objective of this study is to introduce a modified luminous efficiency function that addresses the distinct total eye light transmittance of patients who underwent pseudophakic presbyopic correction with extended-depth of…
- Trial name
- V(λ)'_EDOF (NCT07077967)
- Testing
- Phacoemulsification with EDOF IOLs
- Where
- Greece
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Democritus University of Thrace
Presbyopia
Mix and Match Study of Two Multifocal Intraocular Lens With Different Add Power
To assess postsurgical visual acuity (distant, intermediate, near), refractive errors, contrast sensitivity, visual function and patient satisfaction after implantation of multifocal IOLs of different add power contralaterally.
- Trial name
- NCT02556944
- Testing
- Phacoemulsification with multifocal intraocular lens
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- tae-young chung
Presbyopia
Productivity Study of Presbyopia Improvement in Textile Workers
To establish, using a randomized, controlled design, the impact of near vision correction on the productivity of presbyopic textile workers in China, as measured by the change of monthly income.
- Trial name
- NCT04172935
- Testing
- Presbyopic Glasses/ Intervention Group
- Where
- China
- Volunteers
- 136 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
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.
Hyperopic Presbyopia
Prospective Investigation of SUPRACOR Visual Outcomes of Presbyopic Hyperopic Patients With and Without Astigmatism
This phase IV study is an open, prospective, single-center, single-surgeon bilateral eye study to investigate the bilateral uncorrected intermediate visual acuity of presbyopic hyperopic patients, who have been treated with…
- Trial name
- NCT01628146
- Testing
- SUPRACOR LASIK treatment
- Where
- Ireland
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Technolas Perfect Vision GmbH
Presbyopia
Trial of the PresVIEW Implant for the Improvement of Near Vision in Patients With Presbyopia
The primary objective of this study is to evaluate the safety and effectiveness of the PresVIEW™ Scleral Implant (PSI) for the improvement of near visual acuity in presbyopic patients.
- Trial name
- NCT01166568
- Testing
- PresVIEW Scleral Implants
- Where
- 14 sites in United States
- Volunteers
- 337 people, healthy volunteers welcome
- Sponsor
- VisDura, Inc.
Presbyopia, Refractive Errors
Evaluation of the Safety and Effectiveness of Aceclidine (LNZ101) and Aceclidine + Brimonidine (LNZ100) in the Treatment of Presbyopia
To evaluate the safety and effectiveness of Aceclidine/Brimonidine (LNZ101) compared with Aceclidine (LNZ100) and vehicle in the treatment of Presbyopia.
- Conditions
- Presbyopia, Refractive Errors, Eye Diseases
- Trial name
- NCT05431543
- Testing
- Aceclidine+Brimonidine combination ophthalmic solution, Aceclidine ophthalmic solution, Vehicle proprietary ophthalmic solution
- Where
- 5 sites in United States
- Volunteers
- 59 people, healthy volunteers welcome
- Sponsor
- LENZ Therapeutics, Inc
Presbyopia
Evaluation of Soft Multifocal Lenses in Presbyopic Previous Contact Lens Wearers
To explore the wear experience in Dailies TOTAL1 Multifocal contact lenses in presbyopic adults who have previously dropped out of contact lens wear.
- Trial name
- NCT06053463
- Testing
- Daily disposable multifocal soft contact lens
- Where
- 2 sites in United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- Jennifer Fogt
Presbyopia, Near Vision
Comparative Study and Validation of New Methodologies for Measuring Addition
The aim of this research is to collect comprehensive data on a presbyopic population that may require near vision correction, in order to identify the most useful tests to accurately determine the value of an addition.
- Conditions
- Presbyopia, Near Vision, Refraction Error
- Trial name
- NCT06963138
- Testing
- Visual Acuity, Objective refraction, Standard Subjective refraction
- Where
- France
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Essilor International
Presbyopia
Safety and Efficacy Study BRIMOCHOL™ PF and Carbachol PF in Subjects With Emmetropic Phakic or Pseudophakic Presbyopia
Safety and Efficacy Study of BRIMOCHOL™ PF and Carbachol PF in Subjects With Emmetropic Phakic and Pseudophakic Presbyopia
- Trial name
- NCT05270863
- Testing
- BRIMOCHOL™ PF, Carbachol PF, Brimonidine tartrate
- Where
- 15 sites in United States
- Volunteers
- 182 people, healthy volunteers welcome
- Sponsor
- Visus Therapeutics
Cataract, Lens Opacity
Comparison of Clinical Outcomes POD L GF vs POD F GF (PHY1707)
Prospective, randomised, controlled, single-surgeon, single-center clinical study to compare the clinical outcomes of two trifocal IOLs differing in the dominance of additional power.
- Conditions
- Cataract, Lens Opacity, Presbyopia
- Trial name
- NCT03688399
- Testing
- IOL implantation experimental, IOL implantation comparator
- Where
- Hungary
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Presbyopia
Assessment of Three Basic Progressive Lens Designs
This clinical trial investigates the differences between three different progressive addition lens designs. It is a non-invasive double-masked randomized clinical investigation. For this study, 80 participants will be recruited.
- Trial name
- NCT05252871
- Testing
- Progressive Additional Lenses (PAL), pre calibrated and made of polymeric material with anti-reflection coating
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Western University of Health Sciences
Presbyopia, Low Vision
Ocular Biomarkers for Successful Premium Trifocal Intra-ocular Lenses Implantation
The purpose of this study is to identify ocular biomarkers that can predict the success of phacoemulsification with bilateral AT LISA try 839MP (Carl Zeiss Meditec AG) implantation to achieve satisfactory post-post-operativly…
- Trial name
- NCT05863247
- Testing
- Patient Reported Outcomes / Biometric data revision
- Where
- Portugal
- Volunteers
- 154 people, healthy volunteers welcome
- Sponsor
- Hospital dos Lusíadas
Presbyopia
Safety & Efficacy of Pilocarpine Ophthalmic Spray for Temporary Improvement of Near Vision in Presbyopic Adults
Volunteer participants are evaluated for eligibility during a Screening Visit; those meeting study inclusion/exclusion criteria are scheduled for 2 treatment visits.
- Trial name
- VISION-2 (NCT05114486)
- Testing
- Pilocarpine Ophthalmic administered with the Optejet dispenser
- Where
- 9 sites in United States
- Volunteers
- 145 people, healthy volunteers welcome
- Sponsor
- Eyenovia Inc.
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.