Clinical trials: Intraocular Lens
Intermediate Uveitis, Posterior Uveitis
Retisert and Cataract Surgery in Patients With Severe Uveitis
To review chart data at the Duke Eye Center and determined whether a 3-year fluocinolone acetonide sustained drug delivery system (FA) safely suppressed postoperative inflammation when combined with phacoemulsification and…
- Trial name
- NCT00570830
- Testing
- Retisert (fluocinolone acetonide implant)
- Where
- United States
- Volunteers
- 21 people
- Sponsor
- Duke University
Ultrasound Biomicroscopy, Intraocular Lens
Ultrasound Biomicroscopic Assessment of Intraocular Lens Tilt and Decenteration After Phacoemulsification
This study aims to assess intraocular lens (IOL) tilt and decenteration by means of ultrasound biomicroscopy after phacoemulsification.
- Conditions
- Ultrasound Biomicroscopy, Intraocular Lens, Tilt, Decenteration
- Trial name
- NCT07769944
- Testing
- Ultrasound biomicroscopy
- Where
- Egypt
- Volunteers
- 100 people
- Sponsor
- Sohag University
Glaucoma, Cataracts
Intraocular Pressure Control Following One Site Versus Two Site Combined Phacoemulsification/IOL And Trabeculectomy
The purpose of this study is to compare the safety \& effectiveness of the two types of cataract and glaucoma surgeries. Results from this study may improve the surgical and post surgical management and long term management of…
- Trial name
- NCT00695747
- Testing
- 2 Site procedure- Phacoemulsification/IOL and Trabeculectomy
- Where
- United States
- Volunteers
- 95 people
- Sponsor
- Lahey Clinic
Cataracts Infantile, Subluxation of Lens
Anterior Versus Posterior Artisan Intraocular Lens Fixation in Aphakic Children With Insufficient Capsular Support.
The Artisan lens (Artisan Aphakic, Ophtec BV) is an iris- claw lens designed for implantation in children with insufficient capsular support.
- Conditions
- Cataracts Infantile, Subluxation of Lens, Intraocular Lens Complication, Corneal Endothelial Cell Loss
- Trial name
- NCT06396156
- Testing
- Anterior enclavation, Posterior enclavation
- Where
- 2 sites in Egypt
- Volunteers
- 32 people
- Sponsor
- Cairo University
Cataract
Post-Implant Performance of the EC-3 IOL
The purpose of this study is to obtain data on the performance of the EC-3 lens at an interval of two years (and beyond) from subjects who were implanted.
- Trial name
- NCT01333345
- Where
- 3 sites in United States, France
- Volunteers
- 100 people
- Sponsor
- Aaren Scientific Inc.
Cataracts
Modified Intraocular Lens to Reduce Eye Inflammation After Cataract Surgery in Uveitis Patients
This study will test the effectiveness of an intraocular lens treated with heparin in reducing or preventing inflammation after cataract surgery in patients with uveitis.
- Trial name
- NCT00001311
- Testing
- heparin-surface modified intraocular lens
- Where
- United States
- Volunteers
- 80 people
- Sponsor
- National Eye Institute (NEI)
Intraocular Lens Dislocation
Late Dislocation of Intraocular Lens (IOL) Following Cataract Surgery: an Evaluation of Two Different Surgical Methods
A prospective randomized study on patients with late in the bag intraocular lens (IOL) dislocation, after cataract surgery. To obtain normal visual function, these patients needs surgery.
- Trial name
- NCT01784926
- Testing
- Intraocular lens repositioning by scleral suturing, Intraocular lens exchange with retropupillary iris-claw lens
- Where
- Norway
- Volunteers
- 104 people
- Sponsor
- Oslo University Hospital
Congenital Ectopia Lentis
Effect of Different Needle Insertion Positions on the Clinical Outcomes of YAMANE Technique
This is a single-blind, single-center, parallel-group randomized controlled trial with the following objectives: First, researchers aim to compare the clinical efficacy of 2mm and 2.5mm post-limbal needle insertion in YAMANE…
- Trial name
- NCT07446829
- Testing
- YAMANE technique(Suture Needle Insertion at 2.5 mm Posterior to the Limbus)
- Where
- China
- Volunteers
- 54 people
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
Astigmatism
Comparison of Clinical Outcomes of Toric Intraocular Lens
This study is to compare the clinical outcome of Precizon toric intraocular lens(IOL) to that of Tecnis toric IOL.
- Trial name
- NCT03085901
- Testing
- Precizon toric intraocular lens, Tecnis toric intraocular lens
- Volunteers
- 40 people
- Sponsor
- Samsung Medical Center
Cataract
Clinical Safety and Efficacy of Hydrophilic Acrylic Intraocular Lenses
Clinical safety and efficacy of CT ASPHINA 409 IOLs after implantation
- Trial name
- UVEA409 (NCT03145103)
- Testing
- CT ASPHINA 409
- Where
- Sweden
- Volunteers
- 282 people
- Sponsor
- Carl Zeiss Meditec AG
Traumatic Cataract
Epidemiology and Outcome of Pediatric Traumatic Cataract
this study aims to explore the demography of pediatric traumatic cataract in upper Egypt, and report outcomes and complications of traumatic cataract surgery in these children.
- Trial name
- NCT04630509
- Testing
- traumatic cataract extraction
- Where
- Egypt
- Volunteers
- 34 people
- Sponsor
- Assiut University
Lenses, Intraocular, Glistenings
Impact of Glistenings in AcrySof Intraocular Lenses on Visual Quality
This study will assess the impact of IOL glistenings on visual quality and function in patients implanted with a single-piece AcrySof intraocular lens (IOL) that exhibits glistening formations.
- Conditions
- Lenses, Intraocular, Glistenings, Visual Quality
- Trial name
- NCT01202981
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Utah
Recruitment of Participants
Study of the Correlation Between Preoperative Precise Biometrics, Spatial Assessment and Postoperative Visual Quality in Cataract Patients
This study summarizes the experience of precision treatment and postoperative management of various types of cataract, and intend to further improve the quality of Clinical Cataract diagnosis and treatment.
- Trial name
- NCT04833491
- Where
- China
- Volunteers
- 1,000 people, healthy volunteers welcome
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Cataract Congenital, Astigmatism
Toric Intraocular Lens Implantation in Pediatric Cataract
To evaluate the visual and refractive outcomes after an intraocular lens (IOL) implantation in pediatric eyes with cataract and preexisting corneal astigmatism
- Conditions
- Cataract Congenital, Astigmatism, IOL
- Trial name
- TILIPC (NCT06294795)
- Testing
- congenital/pediatric cataract surgery, Non-Toric IOLs, Toric IOLs
- Where
- 2 sites in Kazakhstan
- Volunteers
- 40 people
- Sponsor
- Kazakh Eye Research Institute
Cataract, Lens Opacities
A Comparison of FineVision Intraocular Lenses vs Symfony Intraocular Lenses
This is a prospective randomised open-label study with the aim to compare the visual performance of the trifocal FineVision® IOL versus the extended range of vision Symfony® IOL after phaco-emulsification cataract surgery.
- Conditions
- Cataract, Lens Opacities, Presbyopia
- Trial name
- NCT03974451
- Testing
- IOL implantation experimental, IOL implantation active comparator
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Pediatric Cataract, Congenital Cataract
Toric Intraocular Lens Implantation for Pediatric Aphakia
Here, we conducted a nonrandomized clinical trial aims to evaluate and compare the prognosis of visual function in children of these two types of IOL implantation over a three-year postoperative period.
- Trial name
- NCT07088796
- Testing
- Toric IOL implantation, Non-toric IOL implantation
- Where
- China
- Volunteers
- 236 people
- Sponsor
- Eye & ENT Hospital of Fudan University
Aphakia
Artisan Aphakia Lens for the Correction of Aphakia in Children
The purpose of this study is to determine the safety and effectiveness of the Artisan Aphakia Lens in the treatment of aphakia in children.
- Trial name
- NCT01547442
- Testing
- Artisan Aphakia Intraocular Lens
- Where
- 19 sites in United States, Canada
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Ophtec USA
Cataract
Efficacy of Honan Balloon in Intraocular Pressure Reduction Before Phacoemulsification
-Does Honan balloon reduce intraocular pressure preoperatively?
- Trial name
- NCT00386438
- Testing
- Honan balloon application
- Where
- Thailand
- Sponsor
- Chulalongkorn University
Posterior Capsule Opacification, Postoperative Complications
Clinical Trial : Complications of in the Bag IOL Versus Optic Capture of IOL in Pediatric Cataract Surgery
This prospective, randomized, clinical trial looks to compare children undergoing congenital cataract surgery with intraocular lens (IOL) implantation in terms of visual axis obscuration as well as postoperative complications…
- Trial name
- NCT02491918
- Testing
- cataract surgery, Intraocular lens implantation
- Volunteers
- 61 people
- Sponsor
- Iladevi Cataract and IOL Research Center
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.