Clinical trials: Lens Opacities
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.
Congenital Cataract Polar Posterior
Visual Function in Pediatric Patients With Posterior Lens Opacities
Prognostic factors determining visual outcomes in patients with posterior polar cataracts and posterior lenticonus are largely unknown.
- Trial name
- NCT05207007
- Testing
- Phacomulsification lens removal cataract surgery with Intraocular lens(IOL) implantation
- Where
- China
- Volunteers
- 63 people
- Sponsor
- Sun Yat-sen University
Eye Disease, Inflammation
Analysis of Eye Tissue
The purpose of this investigation is to better understand the inflammatory process that occurs in uveitis (eye inflammation) through study of eye tissues.
- Conditions
- Eye Disease, Inflammation, Uveitis
- Trial name
- NCT00001224
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- National Eye Institute (NEI)
Cataract
A Novel Congenital Cataract Category System
Congenital cataracts (CC) are the leading cause of childhood visual disabilities and treatable childhood blindness worldwide1. CC patients have a wide range of presentations of lens opacities and are generally categorized into…
- Trial name
- NCT02793869
- Where
- China
- Volunteers
- 428 people
- Sponsor
- Sun Yat-sen University
Purpura, Thrombocytopaenic, Idiopathic
LENS - Long-term Eltrombopag Observational Study
A long term observational ocular safety study in adults who have received study medication (either active drug or placebo) in a phase II or III clinical study evaluating eltrombopag.
- Trial name
- LENS (NCT00643929)
- Testing
- Eltrombopag
- Where
- 71 sites in United States, Australia and 19 more
- Volunteers
- 164 people
- Sponsor
- GlaxoSmithKline
Cataract, Congenital Anomaly
Studies of Families With Hereditary Cataracts
The objective of this study is to discover the genes responsible for the development of hereditary cataracts in families. A cataract is clouding of the lens of the eye that obstructs the passage of light and may impair vision.
- Trial name
- NCT00001609
- Where
- United States
- Volunteers
- 1,200 people
- Sponsor
- National Eye Institute (NEI)
Posterior Capsule Opacification
Quantification of Posterior Capsule Opacification in Pediatric Cataract
The purpose of this study is to quantify the opacity of posterior capsule in pediatric cataract comparing two intraocular lens materials.
- Trial name
- Cataract (NCT02968290)
- Testing
- Cataract Surgery, Alcon AcrySof SA60AT, Bausch Lomb AkreosA
- Where
- Brazil
- Volunteers
- 30 people
- Sponsor
- University of Sao Paulo
Cataract, Healthy
Test of QLS Device to Detect Early Cataracts
This study will test the reliability of an instrument called the Quasi Elastic Laser Scattering Device (QLS) in detecting early changes in cataract formation. Surgery is currently the only treatment for cataracts.
- Trial name
- NCT00001617
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)