Clinical trials: Lens Implantation, Intraocular
Cataract, Lens Opacities
Comparison of Clinical Outcomes on Trifocal IOLs FineVision POD F GF and FineVision POD F in Asian Eyes
Prospective, randomised, controlled, single-surgeon, single-center clinical study to compare the clinical outcomes of two trifocal IOLs with different material (hydrophobic and hydrophilic) from the same manufacturer.
- Conditions
- Cataract, Lens Opacities, Presbyopia
- Trial name
- PHY1706 (NCT03306355)
- Testing
- IOL implantation experimental, IOL implantation active comparator
- Where
- Philippines
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Cataract
A-constant Optimization of a Toric Monofocal IOL
The study is a prospective series study to determine the IOL constant of a hydrophilic toric monofocal intra-ocular lens (IOL)
- Trial name
- NCT04944238
- Testing
- Ankoris
- Where
- Belgium
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Cataract
CAtaract ASSessment of IntrOcular Lens Objective PErformancE
Prospective, interventional, non-invasive, monocentric, longitudinal, non-randomized study
- Trial name
- CASSIOPEE (NCT06168617)
- Testing
- Performance tasks in daily life
- Volunteers
- 75 people
- Sponsor
- Centre Hospitalier National d'Ophtalmologie des Quinze-Vingts
Cataracts
Safety and Effectiveness of the Calhoun Vision Light Adjustable Intraocular Lens (LAL)
The primary objective of this study is to evaluate, for the visual correction of aphakia, the safety and effectiveness of the Calhoun Vision Light Adjustable intraocular lens (LAL) and Light Delivery Device (LDD) in treating…
- Trial name
- NCT00845520
- Testing
- Lens implantation +1.00 D postop target, Lens implantation -1.00 D postop target, Lens implantation 0.00 D postop target
- Where
- 6 sites in United States, Mexico
- Volunteers
- 74 people
- Sponsor
- Calhoun Vision, Inc.
Cataract
Stability of Secondary Intraocular Lenses With no Capsular Support
Assessment and differences in the centration, tilt and wobble of two secondary IOLs without capsular support.
- Trial name
- NCT06345846
- Testing
- IFIOL, SFIOL
- Where
- Austria
- Volunteers
- 82 people
- Sponsor
- Vienna Institute for Research in Ocular Surgery
Cataract, Presbyopia
MULTICENTER, DOUBLE-ARM, PATIENT AND ASSESSOR-MASKED, PROSPECTIVE, RANDOMIZED CLINICAL TRIAL TO COMPARE VISUAL PERFORMANCE OF NEGATIVE AND NEUTRAL ASPHERIC MONOFOCAL INTRAOCULAR LENSES
The purpose of this study is to compare the binocular distance, intermediate, and near visual acuity and patient reported outcomes of the Johnson \&Johnson Eyhance and Bausch \& Lomb enVista IOLs.
- Trial name
- NCT07385014
- Testing
- Neutral Aspheric Monofocal IOL, Negative Aspheric Monofocal IOL
- Where
- United States
- Volunteers
- 80 people
- Sponsor
- Milton S. Hershey Medical Center
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)
Light Adjustable Lens, Objective Depth of Focus
Objective Depth-of-Focus Changes During Light Adjustable Lens UV Adjustments
This observational pilot study will examine how a person's vision changes during the routine adjustment and finalization of a Light Adjustable Lens (LAL) after surgery.
- Trial name
- NCT07868003
- Where
- Canada
- Volunteers
- 20 people
- Sponsor
- Clarity Eye Institute
Cataract
A Clinical Investigation of the ClarVista HARMONI™ Modular Intraocular Lens Implant Following Cataract Surgery
The main objectives of this feasibility study were: To demonstrate the feasibility of HARMONI Modular Intraocular Lens (HMIOL) implantation and assembly in subjects undergoing cataract surgery (All HMIOL Cohort), and To…
- Trial name
- NCT02521766
- Testing
- Harmoni Modular Intraocular Lens, Commercially Available Intraocular Lens, Optic exchange
- Where
- 2 sites in New Zealand, Philippines
- Volunteers
- 217 people
- Sponsor
- ClarVista Medical
Cataract Senile
Study on Visual Performance of a Monofocal Intraocular Lens
Retrospective/Prospective Study on Visual Performance of a Monofocal Intraocular Lens (IOL). The objective is to compare best corrected distance visual acuity (CDVA) between 1-3-month and 12- month follow-up.
- Trial name
- NCT04740788
- Testing
- Monofocal IOL
- Where
- Austria
- Volunteers
- 44 people
- Sponsor
- Carl Zeiss Meditec AG
Cataract
AI-Driven IOL Prediction Using SS-OCT Biometry
This prospective, multicenter, non-interventional observational study aims to evaluate the agreement between a novel swept-source optical coherence tomography (SS-OCT) biometer and the IOLMaster 700 for ocular biometric…
- Trial name
- NCT07733154
- Testing
- IOLMaster 700, Novel SS-OCT Biometer
- Where
- 3 sites in Australia, China and 1 more
- Volunteers
- 2,500 people
- Sponsor
- The Hong Kong Polytechnic University
Cataract
Visual Acuity After the Combined Binocular Implantation of +2.75 Diopters and +3.25 Diopters Tecnis Multifocal Intraocular Lenses.
The objective of this study is to assess the visual outcome after the combined binocular implantation of +2.75 D and +3.25 D full-diffractive multifocal intraocular lenses.
- Trial name
- NCT02633072
- Testing
- Binocular cataract surgery with phacoemulsification and implantation of multifocal intraocular lenses
- Where
- Germany
- Volunteers
- 15 people
- Sponsor
- PD Dr. med. Eckart Bertelmann
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
Aphakia, Cataract
Exploratory Study to Evaluate Uncorrected Distance Vision and Quality of Vision After Light Treatments of an Implanted RxSight Light Adjustable Lens (RXLAL) With The Light Delivery Device (LDD) in Subjects With Preoperative Corneal Astigmatism
The objective of this study is to evaluate uncorrected distance vision and quality of vision as measured by the McAlinden QoV questionnaire 3 months following the final lock-in treatment of the implanted RxSight Light Adjustable…
- Trial name
- NCT03729024
- Testing
- Light Adjustable lens (LAL) and Light Delivery Device (LDD)
- Where
- Mexico
- Volunteers
- 21 people
- Sponsor
- RxSight, Inc.
Fuchs' Endothelial Dystrophy, Cataract
Using the Optovue OCT to Select IOL Power
Many patients with endothelial dysfunction also present with cataracts. It is therefore common practice to perform cataract extraction and intraocular lens (IOL) implantation during the same operation and immediately prior to…
- Trial name
- NCT01361282
- Where
- United States
- Volunteers
- 50 people
- Sponsor
- Legacy Health System
Cataract Surgery
Comparison of Corneal Incision Versus Toric Intraocular Lens Techniques Used in Cataract Surgery
Eyesight and quality of life improves in patients after refractive cataract surgery because this surgery treats myopia, hyperopia and presbyopia except astigmatism.
- Trial name
- NCT06548308
- Testing
- Corneal Incision, Toric Intraocular
- Where
- Pakistan
- Volunteers
- 368 people
- Sponsor
- Superior University
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
High Myopia
Changes of the Corneal Endothelial Cell Count After Artisan Phakic Intraocular Lens Implantation
the investigator will evaluate the change in endothelial cell count in eyes implanted with the iris-claw phakic Artisan lens for treatment of moderate to high myopia using specular microscopy
- Trial name
- NCT03266354
- Testing
- specular microscopy before and after Artisan PIOL
- Where
- Egypt
- Volunteers
- 12 people
- Sponsor
- Assiut University
Intraocular Lens Calculation, Combined Phaco-vitrectomy
Intraocular Lens Power Calculation for Combined Phaco-vitrectomy Procedures
The aim of the study is to evaluate the degree of refractive error postoperatively in combined procedures and to calculate a new constant in order to improve current state of the art biometry calculations.
- Trial name
- NCT03856346
- Testing
- Biometry
- Where
- Switzerland
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Cantonal Hospital of St. Gallen
Eye Disorders, Cataract Extraction
Effectiveness of a Large Language Model-Based Educational Tool on Intraocular Lens Options
Patients with cataracts disease need to choose what type of artificial lens will go into their eye prior to surgery date. Some lenses are standard and are usually covered by insurance.
- Conditions
- Eye Disorders, Cataract Extraction, Cataract and IOL Surgery, Cataract Surgery Experience
- Trial name
- NCT07317661
- Testing
- LLM-based Education
- Where
- United States
- Volunteers
- 70 people
- Sponsor
- Stanford University