Clinical trials: Central Corneal Thickness
Corneal Dystrophy
Corneal Endothelium Morphology and Central Thickness in Type II Diabetes Mellitus and Normal Subjects
The purpose of this study is to compare corneal endothelium morphology and central thickness in type II Diabetes Mellitus and normal subjects with special reference to glycemic status.
- Trial name
- NCT01084850
- Where
- Denmark
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Frederiksberg University Hospital
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
Cornea
Multi-center Clinical Trial on Corneal Morphology Analysis in Chinese Population
Based on the corneal morphometry instrumentation Oculus Pentacam, which is commonly used before and after clinical refractive surgery, we will collect the corneal morphological and biologic parameters of the population under…
- Trial name
- NCT03010748
- Testing
- Scheimpflug tomography system (Pentacam) measurement
- Where
- China
- Volunteers
- 50,000 people, healthy volunteers welcome
- Sponsor
- Tianjin Eye Hospital
Corneal Edema, Visual Acuity
Effect of Topical Brimonidine on Post Cataract Surgery Corneal Edema
Most patients undergoing cataract surgery suffer from corneal edema after the surgery. Brimonidine drops are a well known and safe Anti-glaucoma medication.
- Trial name
- NCT00800423
- Testing
- Brimonidine Tartrate 0.2%, Timolol maleate 0.5%
- Where
- Israel
- Volunteers
- 150 people
- Sponsor
- Rabin Medical Center
Endothelial Corneal Dystrophy
Predictive Factors of Good Results After Primary Descemet's Membrane Endothelial Keratoplasty (DMEK)
Aim: Identify predictive factors of good results after primary Descemet's Membrane Endothelial Keratoplasty (DMEK) in Fuchs Endothelial Corneal Dystrophy (FECD).
- Trial name
- GOODRMEK (NCT04469933)
- Volunteers
- 102 people
- Sponsor
- Centre Hospitalier Régional Metz-Thionville
Intraocular Pressure
Effect of Central Corneal Thickness On IOP Using Various Tonometers
The primary purpose of this study is to evaluate the effects of ocular physical properties on intraocular pressure (IOP) measurements in eyes with healthy corneas using the following instruments to measure IOP: Goldmann…
- Trial name
- CCT (NCT00570791)
- Testing
- Tonometer
- Where
- 2 sites in United States
- Volunteers
- 166 people, healthy volunteers welcome
- Sponsor
- University of Nebraska
Central Corneal Thickness
The Effect of Refractive Errors on Central Corneal Thickness by Using Pentacam and IOL Master
To evaluate the impact of refractive errors on the central corneal thickness obtained by Pentacam and intraocular lenses (IOL) master in eyes with different refractive errors.
- Trial name
- NCT06484894
- Testing
- Pentacam and IOL master
- Volunteers
- 50 people
- Sponsor
- Assiut University
Corneal Edema, Corneal Endothelial Dysfunction
AURN001 Efficacy in Participants With Corneal Edema Secondary to Corneal Endothelial Dysfunction
The purpose of this study is to assess the efficacy and safety of single injection dose of AURN001 compared with placebo in adult participants with corneal edema secondary to corneal endothelial dysfunction.
- Conditions
- Corneal Edema, Corneal Endothelial Dysfunction, Fuchs Endothelial Corneal Dysfunction, Pseudophakic Bullous Keratopathy (PBK)
- Trial name
- NCT07368959
- Testing
- Combination Product: AURN001 + Y-27632
- Where
- 12 sites in United States
- Volunteers
- 130 people
- Sponsor
- Aurion Biotech
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.
Cataracts, Corneal Edema
Study of Difluprednate vs. Prednisolone Acetate on Visual Acuity, and Corneal Edema Following Cataract Surgery.
The purpose of this clinical research study is to investigate the efficacy of predosing patients undergoing cataract surgery with the potent corticosteroid difluprednate ophthalmic emulsion 0.05% compared to prednisolone acetate…
- Conditions
- Cataracts, Corneal Edema, Retinal Structural Change, Deposit and Degeneration, Visual Acuity Reduced Transiently
- Trial name
- NCT01244334
- Testing
- Difluprednate ophthalmic emulsion 0.05%, Prednisolone acetate 1%
- Where
- 3 sites in United States
- Volunteers
- 52 people
- Sponsor
- Edward J. Holland
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.
Open Angle Glaucoma, Ocular Hypertension
Central Corneal Thickness and 24-hour Fluctuation of Intraocular Pressure
The purpose of this study is to determine whether 24-hour fluctuation of intraocular pressure (IOP) is associated with central corneal thickness (CCT) in subjects with ocular hypertension or open angle glaucoma and in age-matched…
- Trial name
- CCT-IOP (NCT00941525)
- Testing
- Latanoprost
- Where
- Greece
- Volunteers
- 174 people, healthy volunteers welcome
- Sponsor
- Aristotle University Of Thessaloniki
Vernal Keratoconjunctivitis
Evaluation of Central Corneal Thickness in Patients With Vernal Keratoconjunctivitis Using Topical Steroids
This prospective observational cohort study aims to assess changes in central corneal thickness (CCT) in vernal keratoconjunctivitis (VKC) patients using topical steroids.
- Trial name
- NCT06913790
- Where
- Pakistan
- Volunteers
- 34 people
- Sponsor
- Superior University
Intraocular Pressure, Central Corneal Thickness
Reliability of Dynamic Contour Tonometry (DCT)
Study wants to test reliability Dynamic Contour Tonometry (DCT) in measuring intraocular pressure (IOP) and Ocular Pulse Amplitude (OPA).
- Trial name
- DCT (NCT01579331)
- Testing
- DCT (PASCAL© Tonometer) IOP and OPA measurement
- Where
- Italy
- Volunteers
- 102 people, healthy volunteers welcome
- Sponsor
- University of Catanzaro
Glaucoma Eye
Assessment of the Occuity PM1 Pachymeter
To determine whether the Occuity PM1 device is non-inferior in measuring central corneal thickness when compared to ultrasound pachymetry, the Lenstar and the Pentacam.
- Trial name
- NCT05895617
- Where
- United Kingdom
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Occuity Limited
Neurotrophic Keratitis, Neurotrophic Keratopathy
Open-label Trial to Evaluate Efficacy and Safety of rhNGF on Corneal Thickness Via AS-OCT in Neurotrophic Keratitis
Primary Objective: To assess the efficacy of cenegermin-bkbj (20 mcg/mL) ophthalmic solution on overall corneal thickness via AS-OCT in patients with stage 3 neurotrophic keratitis with respect to change from baseline at weeks 4…
- Conditions
- Neurotrophic Keratitis, Neurotrophic Keratopathy, Corneal Ulcer
- Trial name
- IMAGO (NCT06411145)
- Testing
- OXERVATE® 0.002%
- Sponsor
- Dompé Farmaceutici S.p.A
Cataract, Phacoemulsification
Correlation Between Postoperative Central Corneal Thickness and Endothelial Damage After Cataract Surgery
To study correlation between postoperative corneal edema and endothelial cell loss after cataract surgery by microcoaxial phacoemulsification.
- Trial name
- ECOCHI (NCT03972670)
- Volunteers
- 85 people
- Sponsor
- Centre Hospitalier Régional Metz-Thionville
Glaucoma, Glaucoma, Open Angle
Relationship Between Central Corneal Thickness and Intraocular Pressure Measures Instruments.
The purpose of this study is to evaluate the relationship between intraocular pressure and central corneal thickness using various instruments in ocular hypertension, normal-tension glaucoma, primary open angle glaucoma…
- Conditions
- Glaucoma, Glaucoma, Open Angle, Ocular Hypertension, Keratoconus
- Trial name
- NCT00347191
- Where
- United Kingdom
- Volunteers
- 1,000 people
- Sponsor
- Aston University
Glaucoma, Ocular Hypertension
Central Corneal Thickness With SENSIMED Triggerfish
Investigation of the occurrence of possible corneal swelling after continuous Intraocular pressure (IOP) monitoring with a contact lens-based Sensor during the sleeping period.
- Trial name
- 09/08 (NCT01210963)
- Testing
- SENSIMED Triggerfish
- Where
- Germany
- Volunteers
- 20 people
- Sponsor
- Sensimed AG
Keratoconus, Healthy Controls
Corneal Thickness Changes With Scleral Contact Lenses
The purpose of this study is to investigate changes in the corneal thickness of scleral contact lens wearers in a keratoconic (KC) population and compare to age-matched controls.
- Trial name
- NCT03249233
- Testing
- ZenLens™, Zen™ RC
- Where
- Canada
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University of Waterloo