Clinical trials: Endothelial Cell Density
Retinal Diseases
Measuring Corneal Cells With Specular Microscopy
Assess changes in the corneal cell count using Specular Microscopy following tretments with Anti-VEGF injections
- Trial name
- NCT01792154
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Retina Institute of Hawaii
Cataract
Viscoat Versus Visthesia. A Comparative Study of Post-cataract Endothelial Cell Loss
Objective of this study is the comparative assessment of the beneficial impact of the Viscoat viscoelastic (OVD) and Visthesia OVD on endothelial cells and corneal edema following torsional-ip cataract extraction surgery.
- Trial name
- NCT02304861
- Testing
- Viscoat, Visthesia
- Where
- Greece
- Volunteers
- 80 people
- Sponsor
- Democritus University of Thrace
Diabetes Mellitus, Corneal Endothelial Cell Loss
Effect of Intracameral Dexamethasone After Phacoemulsification in Diabetics on Corneal Endothelial Cell Density
The prevalence of diabetes mellitus (DM) is rapidly growing worldwide. One major concern with diabetes mellitus is how it may affect vision in different ways; including the increased risk of developing cataract.
- Conditions
- Diabetes Mellitus, Corneal Endothelial Cell Loss, Dexamethasone Adverse Reaction, Corneal Endothelial Decompensation
- Trial name
- DIABEDEX (NCT03361709)
- Testing
- Dexamethasone, Saline Solutions, Intraocular
- Sponsor
- Cairo University
Dry Eye
A Study to Evaluate Corneal Endothelial Cell Density (ECD) in Subjects With Dry Eye Disease (DED) Administering Miebo® (Perfluorohexyloctane Ophthalmic Solution) for 12 Months.
A Randomized, Multicenter, Double-Masked, Saline-Controlled Trial to Evaluate Corneal Endothelial Cell Density in Subjects With Dry Eye Disease Administering Miebo® (Perfluorohexyloctane Ophthalmic Solution) for 12 Months
- Trial name
- NCT06565650
- Testing
- Miebo, Saline
- Where
- 12 sites in United States
- Volunteers
- 216 people
- Sponsor
- Bausch & Lomb Incorporated
Keratoconus
PRoTECT: Corneal Wavefront Guided PRK + Epi-off CXL vs. PTK+Epi-off CXL in Keratoconus
Keratoconus causes irregular astigmatism and reduced vision. Epi-off corneal crosslinking (CXL) stabilizes the cornea but often leaves higher-order aberrations uncorrected.
- Trial name
- PRoTECT (NCT07372911)
- Testing
- Schwind AMARIS excimer laser, Corneal collagen crosslinking epi-off accelerated
- Where
- Mexico
- Volunteers
- 50 people
- Sponsor
- Instituto de Oftalmología Fundación Conde de Valenciana
Cataract, Endothelial Cell Density
Trial Comparing miLOOP Device Assisted Phacoemulsification vs Standard Surgery for Dense Cataracts: Effects on Endothelial Cell Loss, Energy Use, and Vision Recovery
The goal of this clinical trial is to find out if using the miLOOP device during cataract surgery confers additional protection against cornea (endothelial) cells loss by reducing the amount of ultrasound energy needed.
- Conditions
- Cataract, Endothelial Cell Density, Cumulative Dispersive Energy
- Trial name
- NCT07898007
- Testing
- The miLOOP utilizes a nickel-titanium (nitinol) loop to ensnare and exert centripetal cutting forces on the lens nucleus with decreasing loop diameter, Conventional phacoemulsification cataract surgery
- Where
- Malaysia
- Volunteers
- 68 people
- Sponsor
- Universiti Kebangsaan Malaysia Medical Centre
Corneal Disease, Fuch's Dystrophy
Cornea Donor Study
The Cornea Donor Study (CDS) was designed as a prospective cohort study with the following objectives: To determine whether the graft-failure rate over a 5-year follow-up period following corneal transplantation is the same when…
- Conditions
- Corneal Disease, Fuch's Dystrophy, Pseudophakic Corneal Edema
- Trial name
- CDS (NCT00006411)
- Testing
- corneas assigned by donor age group
- Where
- United States
- Volunteers
- 1,090 people
- Sponsor
- National Eye Institute (NEI)
Corneal and Endothelial Cell Measurements
Comparative Study of the TOMEY Specular Microscope EM-4000 and the Konan CellChek XL
The Tomey EM-4000 Specular Microscope is designed to observe and analyze corneal endothelium.
- Trial name
- NCT02977793
- Testing
- Tomey EM-4000 Specular Microscope, Konan CellChek XL Specular Microscope
- Volunteers
- 81 people, healthy volunteers welcome
- Sponsor
- Tomey Corporation
Corneal Endothelial Cell Loss
Second Comparative Study of Specular Microscopes for Endothelial and Corneal Cell Measurements
The primary objective of this clinical study is to collect additional clinical data to support an FDA 510(k) submission for the Topcon Specular Microscope SP-1P.
- Trial name
- NCT02427256
- Testing
- Topcon Specular Microscope SP-1P, Konan Specular Microscope CELLCHEK XL
- Where
- United States
- Volunteers
- 76 people
- Sponsor
- Topcon Medical Systems, Inc.
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
Cataract
Effect of Minimising Ultrasound Power to 1% During Cataract Surgery on Corneal Endothelium.
Coaxial microincision cataract surgery using 1% ultrasound is not inferior to standard coaxial microincision cataract surgery in patients of grade 0.1-6.0 immature senile cataract in terms of corneal endothelial safety.
- Trial name
- OCTOPUS (NCT01259349)
- Testing
- one percent ultrasound power in CMICS, 40 percent ultrasound power in CMICS
- Where
- India
- Volunteers
- 72 people
- Sponsor
- Dr. Ram Manohar Lohia Hospital
Metabolic Syndrome X
Effect of Exercise Training on the Function of the High Density Lipoprotein (HDL)-Cholesterol, Endothelial Function and Endothelial Progenitor Cells in Patients With Metabolic Syndrome(HERMET-Study)
The purpose of the present study is to characterize the quality of HDL-Cholesterol in patients with metabolic syndrome and reduced blood HDL-Cholesterol levels and to examine the effect of exercise training on the…
- Trial name
- HERMET (NCT00515476)
- Testing
- physical exercise
- Where
- Germany
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Hannover Medical School
Silicon Oil Effect on Cornea, Corneal Biomechanics
Silicone Effect on Corneal Endothelium and Corneal Biomechanics Using Corvis ST
Brief Summary The goal of this observational study is to investigate the effects of silicone oil tamponade on corneal endothelial cell density (ECD), morphology, and biomechanics in patients undergoing vitrectomy for retinal…
- Trial name
- NCT06861946
- Testing
- Corvis ST, Conrneal endothelial cell density
- Where
- 2 sites in Egypt
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Beni-Suef University
Corneal Endothelial Cell Loss
Comparative Study of Specular Microscopes for Endothelial and Corneal Cell Measurements
The primary objective of this clinical study is to collect clinical data to support an FDA 510(k) submission for the Topcon Specular Microscope SP-1P.
- Trial name
- NCT02138266
- Testing
- Topcon Specular Microscope SP-1P, Konan Specular Microscope CELLCHEK XL
- Where
- United States
- Volunteers
- 65 people
- Sponsor
- Topcon Medical Systems, Inc.
Glaucoma
Glaucoma Drainage Device and Endothelial Cell Loss Compare Trial
Glaucoma Drainage Device and Endothelial Cell Loss Compare Trial (DECLARE) is a multi-center, outcome-masked, randomized clinical trial.
- Trial name
- DECLARE (NCT05924477)
- Testing
- Sulcus tube placement, Anterior chamber (AC) tube placement
- Where
- 8 sites in United States, Canada
- Volunteers
- 226 people
- Sponsor
- University of Pennsylvania
Inflammation, Uveitis
Evaluation of Corneal Endothelial Cell Density in Subjects Who Have Had a Fluocinolone Acetonide Implant
Investigate the impact of the Fluocinolone Acetonide (FA) intravitreal implants
- Trial name
- NCT01060787
- Testing
- Fluocinolone Acetonide 0.59 mg, Fluocinolone Acetonide 2.1 mg
- Where
- United States
- Volunteers
- 98 people
- Sponsor
- Bausch & Lomb Incorporated
Panretinal Photocoagulation
Effect of Argon Laser Panretinal Photocoagulation on Corneal Endothelial Cell Density .
This study investigates the effect of argon laser panretinal photocoagulation (PRP) on the corneal endothelial cell density (ECD) in patients with proliferative diabetic retinopathy (PDR) by comparing ECD measurements before and…
- Trial name
- NCT07157553
- Volunteers
- 45 people
- Sponsor
- Assiut University
Endophthalmitis Postoperative
Intracameral Levofloxacin (0.5%) vs Intracameral Cefuroxime
Endophthalmitis is a clinical diagnosis made when intraocular inflammation involving both posterior and anterior chamber; is attributable to bacterial or fungal infection.
- Trial name
- NCT04212078
- Testing
- Levofloxacin Ophthalmic, Cefuroxime
- Where
- Malaysia
- Volunteers
- 138 people
- Sponsor
- National University of Malaysia
Hard Nuclear Cataract, Phacoemulsification Cataract Surgery
Study on the Surgical Strategy of Corneal Endothelial Protection for Hard Nuclear Cataract Patients
In this study, we compared two types of phacoemulsification commonly used in cataract surgery to evaluate their effect on the prognosis of patients with hard nuclei.
- Conditions
- Hard Nuclear Cataract, Phacoemulsification Cataract Surgery, Endothelial Cell Density Loss, Central Corneal Thickness
- Trial name
- NCT06991374
- Testing
- combined burst mode, torsional mode
- Where
- China
- Volunteers
- 207 people
- Sponsor
- Eye & ENT Hospital of Fudan University
Effect of Cataract Surgery on Corneal Endothelium; About 2 Techniques
Qualitative and Quantitative Endothelium Changes After Cataract Surgery: Ultrasound Phacoemulsification vs Nanolaser Technique
Purpose: The aim of this study was to evaluate corneal endothelial cell density and morphology, central corneal thickness, and best visual acuity using US phacoemulsification or Nanosecond laser technique.
- Trial name
- NCT05886283
- Testing
- phacoemulsification, utrasound phacoemulsification, nanolaser phacoemulsification
- Where
- Tunisia
- Volunteers
- 74 people, healthy volunteers welcome
- Sponsor
- University Tunis El Manar