Clinical trials: IOL
Refractive Error, Corneal Implantation
Piggyback Sulcoflex Toric IOL for Correcting Refractive Error Following Corneal Transplantation
A prospective study to evaluate the safety and efficacy of a piggyback sulcoflex toric intraocular lens in pseudophakic patients for correcting refractive errors following corneal transplantation
- Conditions
- Refractive Error, Corneal Implantation, Intraocular Lens Implantation
- Trial name
- NCT01718184
- Testing
- toric intraocular lens implantation, Sulcoflex intraocular lens implantation
- Where
- Israel
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Rabin Medical Center
Cataract After, Astigmatism
Influence of Residual Astigmatism on Visual Acuity in Patients Undergoing Cataract Surgery With Trifocal Intraocular Lens Implantation
MAIN OBJECTIVE: To assess the influence of residual astigmatism on visual acuity in the different lens foci in patients operated on for cataracts with a trifocal intraocular lens implant.
- Conditions
- Cataract After, Astigmatism, IOL, Visual Acuity
- Trial name
- NCT04387721
- Testing
- Kind of trifocal IOL
- Where
- Spain
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Enrique Ordiñaga-Monreal, OD, MSc
Refractive Errors, Cataract
Refractive Outcomes After Cataract Surgery in Eyes With Pseudoexfoliation Syndrome
To evaluate the refractive outcomes of cataract surgery in PEX syndrome and determine which of the commonly used IOL formulas (SRK/T, Barrett Universal II and Hill-RBF) is the best in predicting postoperative refractive outcomes…
- Trial name
- NCT04783909
- Testing
- Phacoemulsification cataract surgery
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Medical University of Lublin
Cataract
Efficacy of the AkkoLens IOL in Patients With Cataract
The goal of this observational study is to learn about the verification of the effectiveness and visual acuity of LUMINA in patients after lens replacement due to cataracts.
- Trial name
- NCT06231784
- Testing
- LUMINA IOL
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Vissum, Instituto Oftalmológico de Alicante
Cataract, Presbyopia Correction
The Purpose is to Evaluate Visual Acuity for Distance, Intermediate and Near and Additionally Contrast Sensitivity at 25% and 10% of Illumination After Implantation of Trifocal IOL, Extended Range of Vision IOL, Bifocal IOL With Low Addition and Monofocal IOL
The objective of this study was to evaluate the effect of intraocular lens (IOL) selection on visual acuity and refractive outcomes, to assess the impact of IOL type on postoperative contrast sensitivity, and to investigate…
- Conditions
- Cataract, Presbyopia Correction, Visual Acuity
- Trial name
- IOL (NCT07008768)
- Testing
- Cataract surgery and refractive lens exchange surgery, TRIFOCAL IOL, EROV IOL
- Where
- Croatia
- Volunteers
- 131 people, healthy volunteers welcome
- Sponsor
- University Eye Hospital Svjetlost
Astigamtism
Prospective Comparative Study of Refractive Outcome of STAAR and Alcon Toric Intraocular Lenses
Several methods have been developed to address and reduce preexisting astigmatism. The refractive results associated with the use of toric IOLs are likely to be more predictable.
- Trial name
- NCT01121861
- Testing
- Phacoemulsification with implantation of toric IOL
- Where
- Singapore
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Singapore National Eye Centre
Cataract, Presbyopia
Post-approval Follow-up Study of the IC-8 Apthera Intraocular Lens (IOL)
The purpose of this study is to evaluate the long-term safety of the IC-8 Apthera intraocular lens (IOL).
- Trial name
- NCT05758883
- Where
- 20 sites in United States
- Volunteers
- 196 people, healthy volunteers welcome
- Sponsor
- AcuFocus, Inc.
Intraocular Lens Rotation, Capsular Tension Ring
Combined Capsular Tension Ring and IOL Implantation for Management of Cataracts
This study included cataract patients who underwent intraocular lens (IOL) implantation with or without capsular tension ring (CTR), which aimed to evaluate the contribution of the use of CTR in clinical visual outcomes and…
- Trial name
- NCT05530473
- Testing
- capsular tension ring
- Where
- China
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Eye & ENT Hospital of Fudan University
Cataract
Blue Light Intraocular Lenses (IOLs) and Photostress
To determine what effect a blue light filtering Intraocular Lens (IOL) has on macular pigment levels.
- Trial name
- NCT00710996
- Where
- United States
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Alcon Research
Cataract
Visual Function After Implantation of Bilateral AcrySof ReSTOR Aspheric +3
A prospective evaluation of the visual parameters in a series of patients bilaterally implanted with AcrySof ReSTOR +3 Intraocular Lens (IOL).
- Trial name
- NCT00719732
- Testing
- ReSTOR
- Where
- United States
- Volunteers
- 218 people, healthy volunteers welcome
- Sponsor
- Alcon Research
Refractive Assessment
Visual Outcomes After Vivity Toric IOL Implantation
The purpose of this study is to evaluate patient satisfaction after bilateral implantation of Vivity Toric Extended Vision Intraocular lens and visual outcomes.
- Trial name
- NCT04675489
- Testing
- Procedure: Vivity Toric IOL
- Where
- United States
- Volunteers
- 4 people, healthy volunteers welcome
- Sponsor
- EVP Eye Care
Cataract, Astigmatism
Post-Approval Study of the TECNIS® Toric Extended Cylinder Range Intraocular Lens (IOL)
This study is a prospective, multicenter, bilateral, non-randomized, open-label, clinical study conducted at up to 20 sites in the USA.
- Trial name
- NCT02649842
- Testing
- TECNIS Toric Models ZCT450, ZCT525 or ZCT600
- Volunteers
- 101 people, healthy volunteers welcome
- Sponsor
- Abbott Medical Optics
Age-related Cataract
Effects of Holy-Comod and Tears Naturale Forte in Patients After Phaco+IOL
The purpose of the study it to compare the effects of Holy-Comod and Tears Naturale Forte on ocular surface and tear inflammatory mediators in patients after Phaco+IOL.
- Trial name
- NCT02817191
- Testing
- Hylo-Comod eye drop, Tears Naturale Forte eye drop
- Where
- China
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Sun Yat-sen University
Cancer
Laboratory Assay in Determining Cancer Resistance in Patients With Metastatic Cancer and in Healthy Participants
RATIONALE: Studying samples of blood and tissue in the laboratory from patients with cancer and from healthy participants may help doctors learn more about cancer.
- Trial name
- NCT00899496
- Testing
- immunological diagnostic method, physiologic testing
- Where
- United States
- Volunteers
- 54 people, healthy volunteers welcome
- Sponsor
- Wake Forest University Health Sciences
Cataract
Evaluation of Stability After Implantation of Two Different Lens Models: FEMTIS-study
In this study the investigators will investigate the stability of lens position and the visual outcome after implantation of the new FEMTIS-IOL using FLACS capsulotomy compared to conventional placement of the IOL in the capsular…
- Trial name
- NCT03152500
- Testing
- FEMTIS 313G IOL, Acrysof SN60WF IOL
- Where
- Netherlands
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Maastricht University Medical Center
Cataract
Assessment of Visual Performance Combining a Symfony IOL and a +3.25 Tecnis Multifocal IOL
This will be a single center, non comparison clinical trial. Fifty study patients will have the Symfony IOL implanted in their dominant eye and a +3,25D Tecnis Multifocal in their non-dominant eye.
- Trial name
- NCT02847572
- Testing
- Cataract Surgery
- Where
- Canada
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Crystal Clear Vision
Cataract
Long Term Outcomes of Vivity Intra Ocular Lens(IOL) Versus Control
Evaluate the long-term (>1 yr) outcomes of the Vivity IOL. The investigator will use similar measurements and procedures to the ones performed on these subjects during the FDA clinical trial.
- Trial name
- REVIVE (NCT04561570)
- Testing
- Vivity ACRYSOF IQ IOL Group, ACRYSOF IQ IOL Control Group
- Where
- United States
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- John Berdahl, MD
Cataract, Lens Opacity
Clinical Study to Investigate Visual Performance of IOL: FineVision HP
This is a prospective, non-randomised, controlled, single-surgeon, single-center post-market clinical follow up study whereby patient undergoing routine cataract surgery will have bilateral implantation of a recently introduced…
- Trial name
- NCT03027024
- Testing
- Implantation of IOL: PhysIOL POD F GF
- Where
- Australia
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- Beaver-Visitec International, Inc.
Cataract, Refractive Errors
Comparison of Intraocular Lens Power Calculation Methods After Corneal Laser Refractive Surgery in Axial and Refractive Ammertropia
The study aims at determining the best biometry calculation formula to be used in IOL calculation of cataract patients how previously underwent laser refractive correction surgery
- Trial name
- NCT01979172
- Where
- Egypt
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- The National Eye Hospital, Cairo, Egypt
Dry Eye Disease, Tear Film
Effect of Artificial Tears on Ocular Biometry Parameters
Due to the instability of the tear film, the biometry often needs to be done multiple times in a clinical environment. The high variability of both short-term and long-term repeatability in keratometry of dry eyes is well-known.
- Trial name
- NCT06656403
- Testing
- 0.1% sodium hyaluronate
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- He Eye Hospital