corneal aberrations
Showing 1 - 25 of 1,446
Corneal High Order Aberrations After Stream Light and Mechanical
Recruiting
- Compare Corneal High Order Aberrations Before and After Stream Light Trans-PRK and Mechanical Photorefractive Keratectomy
- Photorefractive keratectomy
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Assiut, Assiut University, EgyptAssiut university faculty of medicine
Oct 26, 2023
Angle Kappa , Corneal High Order Aberrations and Total Eye
Not yet recruiting
- Aberration, Corneal Wavefront
- Pentacam Imaging
- (no location specified)
Feb 14, 2023
Meibomian Gland Expression on Corneal Aberrations in MGD
Completed
- Meibomian Gland Dysfunction
-
Wenzhou, Zhejiang, ChinaEye Hospital of Wenzhou Medical College
Aug 31, 2021
Refractive Errors, Aberration, Corneal Wavefront Trial in Wroclaw
Active, not recruiting
- Refractive Errors
- Aberration, Corneal Wavefront
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Wrocław, PolandDepartment of Optics and Photonics
Mar 27, 2022
Eyelid Diseases, Ptosis, Eyelid Trial in Taipei (levator muscle resection surgery, Müller's muscle-conjuctival resection
Recruiting
- Eyelid Diseases
- Ptosis, Eyelid
- levator muscle resection surgery
- +2 more
-
Taipei, TaiwanNational Taiwan University Hospital
Feb 20, 2023
Keratoconus Trial in Assiut (Intrastromal corneal ring segment implantation (Pocket), Intrastromal corneal ring segment
Active, not recruiting
- Keratoconus
- Intrastromal corneal ring segment implantation (Pocket)
- Intrastromal corneal ring segment implantation (Tunnel)
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Assiut, EgyptTiba Eye Center
Feb 19, 2023
Myopia Trial in Damietta (Implantable Collamer Lens (ICL), Implantable Intraocular Lens (IPCL))
Completed
- Myopia
- Implantable Collamer Lens (ICL)
- Implantable Intraocular Lens (IPCL)
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Damietta, EgyptAkram Fekry Elgazzar
Sep 22, 2023
Visual Quality Trial in Guangdong
Recruiting
- Visual Quality
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Guangdong, Guangzhou, ChinaFirst Affiliated Hospital of Jinan University
Jun 16, 2021
Dry Eye Disease Trial in Jakarta Pusat (Diquafosol sodium 3%, Sodium hyaluronate 0.1%)
Recruiting
- Dry Eye Disease
- Diquafosol sodium 3%
- Sodium hyaluronate 0.1%
-
Jakarta Pusat, Jakarta, IndonesiaRSUPN Dr. Cipto Mangunkusumo
Nov 24, 2023
Corneal Astigmatism Trial (surgical correction of astigmatism with cataract)
Not yet recruiting
- Corneal Astigmatism
- surgical correction of astigmatism with cataract
- (no location specified)
Oct 20, 2022
Dry Eye Trial in Laguna Hills, Jacksonville, Brecksville (Lifitegrast 5% Ophthalmic Solution)
Completed
- Dry Eye
- Lifitegrast 5% Ophthalmic Solution
-
Laguna Hills, California
- +2 more
Oct 8, 2021
Upper Blepharoplasty on Vision Quality in Early Postoperative
Recruiting
- Excess Skin of Both Eyelids
- +3 more
- Upper blepharoplasty
-
Osijek, CroatiaOsijek University Hospital
Sep 21, 2022
Refractive Errors, Myopic Astigmatism Trial in Cairo (Small Incision Lenticule Extraction (SMILE))
Recruiting
- Refractive Errors
- Myopic Astigmatism
- Small Incision Lenticule Extraction (SMILE)
-
Cairo, EgyptAl Watany Eye Hospital
Sep 25, 2023
Meibomian Gland Dysfunction, Blepharitis Trial in Alicante (Study group, Control group)
Recruiting
- Meibomian Gland Dysfunction
- Blepharitis
- Study group
- Control group
-
Alicante, SpainAlicante Vissum Miranza
Oct 17, 2022
Keratoconus, Irregular Astigmatism, Corneal Ectasia Trial in Teaneck (Wavefront Guided Scleral Lenses, Traditional Scleral
Recruiting
- Keratoconus
- +6 more
- Wavefront Guided Scleral Lenses
- Traditional Scleral Lenses
-
Teaneck, New JerseyCornea and Laser Eye Institue - Hersh Vision Group
Apr 14, 2021
Progression of Pediatric Keratoconus.
Completed
- Keratoconus
- +2 more
- Transepithelial Corneal Collagen Cross-linking
- Scheimpflug camera
-
Banhā, Benha, EgyptAhmed Abdelshafy Tabl
Oct 29, 2021
Keratoconus Trial in Dallas (Intacs)
Recruiting
- Keratoconus
- Intacs
-
Dallas, TexasUTSW Medical Center at Dallas
Sep 28, 2021
Dry Eye Trial in Hemet, Laguna Hills, Brecksville (Klarity CL, Cylcosporine 0.1%/Loteprednol Etabonate 0.2% Preservative Free)
Completed
- Dry Eye
- Klarity CL, Cylcosporine 0.1%/Loteprednol Etabonate 0.2% Preservative Free
-
Hemet, California
- +2 more
Dec 30, 2022
Keratoconus Trial in Montréal (Application of 0.02% MMC over 60 seconds post corneal crosslinking., Corneal crosslinking without
Unknown status
- Keratoconus
- Application of 0.02% MMC over 60 seconds post corneal crosslinking.
- Corneal crosslinking without the application of 0.02% MMC
-
Montréal, Quebec, CanadaHôpital Maisonneuve-Rosemont
Oct 6, 2021
Contoura vs Wavefront Optimized Ablation
Not yet recruiting
- Astigmatism
- Laser assisted in-situ keratomileusis
- Photorefractive keratectomy
- (no location specified)
Apr 24, 2023
Lens Tilt Using Optical Coherence Tomography and Partial Least
Recruiting
- Cataract
-
Linz, Upper Austria, AustriaKepler University Hospital
Jun 21, 2023
Patients With Myopic Spherical Equivalent up to -12 Diopters Trial in Assiut (Femtosecond laser assisted LASIK eye surgery)
Completed
- Patients With Myopic Spherical Equivalent up to -12 Diopters
- Femtosecond laser assisted LASIK eye surgery
-
Assiut, EgyptTIBA eye center
Jul 19, 2021
Cataract Trial in Reinach AG (Femtosecond Laser for Cataract Surgery, Conventional Cataract Surgery)
Recruiting
- Cataract
- Femtosecond Laser for Cataract Surgery
- Conventional Cataract Surgery
-
Reinach AG, Aargau, SwitzerlandAugenklinik ORASIS AG
Jul 13, 2021
Comparison of Two Different Pupillometer
Not yet recruiting
- Measurement of Pupil Diameter
- 2WIN
- OPD
-
Shenyang, Liaoning, ChinaHe Eye Hospital
Feb 12, 2023