Clinical trials: Lenses
Cataract
Visual Performance of Bilateral AcrySof ReSTOR Aspheric +4
Determine the clinical visual outcomes following bilateral implantation of the AcrySof ReSTOR Aspheric Intraocular Lens (IOL) and to demonstrate what percentage of the subjects obtain spectacle freedom.
- Trial name
- NCT01215045
- Testing
- AcrySof ReSTOR Aspheric +4
- Where
- United States
- Volunteers
- 17 people, healthy volunteers welcome
- Sponsor
- Alcon Research
Lenses, Intraocular
Visual Acuity After Using A New Monofocal Intraocular Lens Compared To Standard Monofocal Lens
This is a prospective comparative interventional clinical study, that took place from January 2021 to November 2021. Twenty patients (20) were enrolled in this study 10 patients in each group.
- Trial name
- NCT05430295
- Testing
- phacoemulsification, monofocal intraocular lens implantation
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Kasr El Aini Hospital
Cataract Senile
Prospective Evaluation of an Hydrophilic Acrylic Intraocular Lens
Evaluation of the clinical safety and effectiveness of an hydrophilic acrylic intraocular lens
- Trial name
- UVEA 809 (NCT04907500)
- Testing
- Intraocular lens
- Where
- Romania
- Volunteers
- 387 people
- Sponsor
- Carl Zeiss Meditec AG
Cataract, Presbyopia
Prospective Clinical Trial of Unilateral or Bilateral Implantation of TecnisSymfony IOL in Cataract Patients With Presbyopia
This is to evaluate the satisfaction of patient and physician about short-distance, medium-distance, long-distance postoperative vision and eyeglass dependence, glare, and visual acuity after insertion of the TECNIS® Symfony or…
- Trial name
- NCT03501654
- Testing
- TecnisSymfony®
- Where
- South Korea
- Volunteers
- 20 people
- Sponsor
- Seoul National University Hospital
Cataracts
A Multicenter, Observational, Single Arm Study of the TECNIS Presbyopia-correcting Intraocular Lens
Ambispective post-market data collection on visual symptoms, patient satisfaction and surgeon experience with the TECNIS PC IOL.
- Trial name
- NCT06250322
- Testing
- Intervention
- Where
- 20 sites in Australia, Austria and 6 more
- Volunteers
- 307 people
- Sponsor
- Johnson & Johnson Surgical Vision, Inc.
Cataract, Retina Detachment
Different Hemostasis According to the Anesthetic Agents
We investigated the hemostatic differences according to the main anesthetic agents by analyzing rotational thromboelastometry (ROTEM) under the hypothesis that propofol-based anesthesia would impair postoperative coagulability…
- Conditions
- Cataract, Retina Detachment, Pterygium, Keratitis
- Trial name
- NCT02151305
- Testing
- Propofol, remifentanil, Sevoflurane
- Where
- South Korea
- Volunteers
- 66 people
- Sponsor
- Seoul National University Bundang Hospital
Aphakia, Postcataract, Cataract; Eye Disease
Safety and Efficacy of a Trifocal Intraocular Lens (IOL) POD L GF in Comparison With a Multifocal and a Monofocal IOL
The objectives of the Post-Market Follow-up (PMCF) clinical investigation are to determine the safety and performance of a hydrophobic trifocal intraocular lens POD L GF in comparison with two comparator lenses: another…
- Trial name
- NCT04005651
- Testing
- POD L GF IOL, Symfony® IOL, AcrySof® IOL
- Where
- 5 sites in France, Germany and 1 more
- Volunteers
- 100 people
- Sponsor
- Beaver-Visitec International, Inc.
Contact Lens Wear
A Safety and Effectiveness Study of BL-ABT12 Multi-Purpose Solution for Use by Participants With Soft Contact Lenses
This study is to evaluate the safety and effectiveness of ABT12 Multi-Purpose solution (Test) compared to COMPLETE® Multi-Purpose Solution Easy Rub® Formula ("COMPLETE Multi-Purpose Solution") when used by participants who are…
- Trial name
- NCT03897751
- Testing
- ABT12 Multi-Purpose Solution, COMPLETE Multi-Purpose Solution, Sensitive Eyes® Rewetting Drops
- Where
- 17 sites in United States
- Volunteers
- 252 people
- Sponsor
- Bausch & Lomb Incorporated
Congenital Cataract
Reduction of Corneal Astigmatism With Toric Intraocular Lens Implantation in Congenital Cataract
This study was conducted to evaluate changes of reduction of corneal astigmatism with toric intraocular lens(IOL) in congenital cataract.
- Trial name
- NCT02040129
- Testing
- Acrysof Toric IOL
- Where
- South Korea
- Volunteers
- 4 people
- Sponsor
- Kyungpook National University Hospital
Introcular Lens Position
Axial Stability in Short and Long Eyes After Cataract Surgery
Post operative intraocular lens position is being measured after cataract surgery in 34 patients with long and short eyes.
- Trial name
- ACDC (NCT07210372)
- Where
- Austria
- Volunteers
- 34 people
- Sponsor
- Johannes Kepler University of Linz
Cataract
To Compare the Safety and Efficacy of Intracameral Levofloxacin and Intracameral Cefazolin in Reducing Rates of Endophthalmitis Following Cataract Surgery.
Patients with senile cataracts undergoing phacoemulsification were assigned to receive intracameral levofloxacin (0.1ml/0.5mg) or intracameral cefazolin (0.1ml/1mg).
- Trial name
- NCT06710977
- Testing
- Safety of intracameral levofloxacin in cataract surgery, Use of intracameral cefazolin in cataract surgery
- Where
- 2 sites in Singapore
- Volunteers
- 50 people
- Sponsor
- Tan Tock Seng Hospital
Astigmatism
Clinical Comparison of Two Silicone Hydrogel Toric Lenses in the US
The purpose of this trial is to compare the performance of two different contact lenses for contact lens wearers with astigmatism.
- Trial name
- NCT01007812
- Testing
- Lotrafilcon B contact lens, Comfilcon A contact lens
- Volunteers
- 50 people
- Sponsor
- CIBA VISION
Cataract
Intra-Operative Metrics With CENTURION® and INFINITI® Vision Systems
The purpose of this study is to evaluate intra-operative phacoemulsification machine metrics after phacoemulsification with the CENTURION® vision system configuration compared with the INFINITI® vision system configuration.
- Trial name
- NCT01848288
- Testing
- CENTURION® Vision System (CVS), INFINITI® Vision System (IVS)
- Volunteers
- 112 people
- Sponsor
- Alcon Research
Cataract
Retained Lens Fragments After Phacoemulsification
The purpose of this study is to investigate postoperative events in patients noted to have retained nuclear fragments in the anterior vitreous during routine phacoemulsification and in those who did not.
- Trial name
- NCT02058394
- Testing
- Phacoemulsification
- Where
- United States
- Volunteers
- 500 people
- Sponsor
- Ophthalmic Consultants, Corneal and Refractive Surgery Associates, PC
Posterior Capsule Opacification, Pseudophakia
IOL Position and Refractive Change After Nd:YAG Laser Posterior Capsulotomy
After cataract surgery, the thin natural membrane that holds the artificial lens in place can slowly turn cloudy. This is called posterior capsule opacification. It makes vision blurry and can cause glare.
- Conditions
- Posterior Capsule Opacification, Pseudophakia, Refractive Errors
- Trial name
- YAG-IOL-POS (NCT07802145)
- Testing
- Nd:YAG laser posterior capsulotomy, Anterior segment swept-source OCT, Swept-source optical biometry
- Where
- Austria
- Volunteers
- 80 people
- Sponsor
- Vienna Hospital Association
Cataract
Intraocular Lens (IOL) Calculation Improvement
Intraocular Lens (IOL) formulas sometimes differ from expected. Using novel measurement methods before and after cataract surgery improved formulas are tried be developed.
- Trial name
- NCT01372657
- Testing
- biometry calculation
- Where
- Switzerland
- Volunteers
- 11 people
- Sponsor
- University Hospital, Basel, Switzerland
Cataract
Antioxidants for Prevention of Cataracts Follow-up Study
Aravind Eye Hospital and the University of California, San Francisco (UCSF) Proctor Foundation collaborated on the Antioxidants for the Prevention of Cataract Study from 1997-2002.
- Trial name
- NCT01664819
- Testing
- Antioxidant
- Where
- India
- Volunteers
- 576 people
- Sponsor
- University of California, San Francisco
Cataract
Long-term (3 Months) Safety of Femtosecond-laser Assisted Cataract Surgery
This clinical study is a prospective, post-market-clinical-follow-up study to investigate the long-term (3 months) safety of femtosecond laser assisted cataract surgery as a study follow-up extension to the Study #1304 titled as…
- Trial name
- NCT02023437
- Testing
- Femtosecond laser cataract surgery, Manual cataract surgery
- Where
- 2 sites in Czechia, India
- Volunteers
- 132 people
- Sponsor
- Technolas Perfect Vision GmbH
Contact Lens Wettability
Effect of FID 114675A on Lens Wettability
The purpose of this study is to evaluate lens wettability of contact lenses when used with an investigational multi-purpose disinfecting solution.
- Trial name
- NCT01342107
- Testing
- FID 114675A multi-purpose disinfecting solution (MPDS), Soft contact lens, Blister pack solution
- Where
- United States
- Volunteers
- 66 people
- Sponsor
- Alcon Research
Pupil Diameter
Quality of Vision in Implantable Collamer Lens (ICL)
The aim of this study is to observe the influence of pupil size upon visual outcome in patients with Visian Implantable Collamer Lens(ICL) and toric-ICL implantation.
- Trial name
- NCT04982107
- Where
- China
- Volunteers
- 70 people
- Sponsor
- He Eye Hospital
The first 1,020 results can be paged through. Add a filter or change the sort order to reach the rest.