Photorefractive Keratectomy
Showing 1 - 25 of 151
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
-
Assiut, Assiut University, EgyptAssiut university faculty of medicine
Oct 26, 2023
Photorefractive Keratectomy, Myopia, Hyperopia Trial (oral CBD, oral codeine/acetaminophen)
Not yet recruiting
- Photorefractive Keratectomy
- +2 more
- oral CBD
- oral codeine/acetaminophen
- (no location specified)
Jul 25, 2022
Photorefractive Keratectomy Trial in Isfahan (prepared drop of medroxy progestrone acetat 1%)
Completed
- Photorefractive Keratectomy
- prepared drop of medroxy progestrone acetat 1%
-
Isfahan, Iran, Islamic Republic of
- +1 more
Jul 26, 2023
Ametropia Trial in Makati City (Transepithelial Photorefractive keratectomy (tPRK) without laser polishing, Transepithelial
Recruiting
- Ametropia
- Transepithelial Photorefractive keratectomy (tPRK) without laser polishing
- +2 more
-
Makati City, PhilippinesAsian Eye Institute
Mar 7, 2022
Effect of Ectoine After Photorefractive Keratectomy (PRK).
Recruiting
- Photorefractive Keratectomy
- Corneal Haze
- Ectohylo (R) eye drops
-
Tanta, El Gharbia, EgyptTanta University
Mar 29, 2022
Myopia, Astigmatism Trial in Paris (TransPRK, Alcohol PRK)
Recruiting
- Myopia
- Astigmatism
- TransPRK
- Alcohol PRK
-
Paris, FranceHôpital Fondation A. de Rothschuld
Dec 6, 2022
Photorefractive Keratectomy Trial in Salt Lake City (Amniotic Fluid (AFED), Saline Solution)
Active, not recruiting
- Photorefractive Keratectomy
- Amniotic Fluid (AFED)
- Saline Solution
-
Salt Lake City, UtahMoran Eye Center, University of Utah
Feb 7, 2022
Anisometropia, Hyperopia, High Myopia Trial in Houston (Photorefractive keratectomy)
Active, not recruiting
- Anisometropia
- +5 more
- Photorefractive keratectomy
-
Houston, TexasTexas Children's Hospital
Jan 19, 2022
Photorefractive Keratectomy, Corneal De-epithelialization Trial (Sodium Hyaluronate Ophthalmic 0.4%, Trehalose 3% / Sodium
Not yet recruiting
- Photorefractive Keratectomy
- Corneal De-epithelialization
- Sodium Hyaluronate Ophthalmic 0.4%
- Trehalose 3% / Sodium Hyaluronate Ophthalmic 0.15%
- (no location specified)
Mar 23, 2022
Myopia, Astigmatism Trial in Stanford (Photorefractive keratectomy, Laser in-situ keratomileusis)
Completed
- Myopia
- Astigmatism
- Photorefractive keratectomy
- Laser in-situ keratomileusis
-
Stanford, CaliforniaStanford University School of Medicine
Apr 3, 2022
Contoura vs Wavefront Optimized Ablation
Not yet recruiting
- Astigmatism
- Laser assisted in-situ keratomileusis
- Photorefractive keratectomy
- (no location specified)
Apr 24, 2023
Myopia Trial in Damieta (Transepithelial PRK/MMC, Alcohol-Assisted PRK/MMC)
Recruiting
- Myopia
- Transepithelial PRK/MMC
- Alcohol-Assisted PRK/MMC
-
Damieta, New Damietta, EgyptEhab tharwat
Sep 17, 2022
Moderate Hyperopia Trial in Assiut (Single-step transepithelial PRK)
Completed
- Moderate Hyperopia
- Single-step transepithelial PRK
-
Assiut, EgyptTIBA eye center
Jul 8, 2022
Pain, Vision Nearsighted Trial in Palo Alto (Eye Shield)
Completed
- Pain
- Vision Nearsighted
- Eye Shield
-
Palo Alto, CaliforniaByers Eye Institute at Stanford
Nov 24, 2021
Surgery, Myopia Trial in Murray (Wavefront optimized LASIK, Wavefront optimized Photorefractive Keratectomy, Topography-guided
Recruiting
- Surgery
- Myopia
- Wavefront optimized LASIK
- +3 more
-
Murray, UtahMoran Eye Center - Midvalley Location
May 4, 2021
Myopia = -6 Diopters or Myopic Astigmatism = -4 Diopters Trial in Assiut (Photorefractive keratectomy (PRK))
Completed
- Myopia ≤ -6 Diopters or Myopic Astigmatism ≤ -4 Diopters
- Photorefractive keratectomy (PRK)
-
Assiut, EgyptTIBA eye center
Jul 19, 2021
Myopia Trial in Assiut (Preservative-free Benoxinate HCl 0.4% (Benoxidia unit-dose vials [UD], Orchidia pharmaceutical Ind.,
Completed
- Myopia
- Preservative-free Benoxinate hydrochloride 0.4% (Benoxidia unit-dose vials [UD], Orchidia pharmaceutical Ind., Egypt)
- Preservative-free Sodium hyaluronate 0.2% (Polyfresh unit-dose vials [UD], Orchidia pharmaceutical Ind., Egypt).
-
Assiut, EgyptTiba Eye Center
Feb 8, 2023
Myopia, Hypermetropia, Refractive Errors Trial in Philadelphia (Proparacaine Ophthalmic)
Recruiting
- Myopia
- +3 more
- Proparacaine Ophthalmic
-
Philadelphia, PennsylvaniaWills Eye Hospital
Oct 4, 2021
Post-operative Pain Control Trial in San Antonio (acetaminophen/codeine vs acetaminophen/oxycodone)
Completed
- Post-operative Pain Control
- acetaminophen/codeine vs acetaminophen/oxycodone
-
San Antonio, TexasJoint Warfighter Refractive Surgery Center at WHASC
Sep 8, 2021
Dry Eye Trial in Omaha (OC-01 (varenicline 0.6mg/ml) nasal spray, Placebo (vehicle) Nasal Spray)
Recruiting
- Dry Eye
- OC-01 (varenicline 0.6mg/ml) nasal spray
- Placebo (vehicle) Nasal Spray
-
Omaha, NebraskaVance Thompson Vision
Sep 15, 2021
Corneal Opacity Trial in San Diego (Mitomycin-C, Fluorometholone 1% topical ocular steroid)
Active, not recruiting
- Corneal Opacity
- Mitomycin-C
- Fluorometholone 1% topical ocular steroid
-
San Diego, CaliforniaNavy Warfighter Refractive Surgery Center
Apr 14, 2022
Postoperative Ocular Pain After PRK Surgery Trial in United States (SAF312, Placebo)
Completed
- Postoperative Ocular Pain After PRK Surgery
- SAF312
- Placebo
-
Chevy Chase, Maryland
- +3 more
Oct 4, 2021
Keratoconus, Corneal Cross-Linking Trial in Tehran (Photorefractive Keratectomy with Corneal Cross-Linking)
Active, not recruiting
- Keratoconus
- Corneal Cross-Linking
- Photorefractive Keratectomy with Corneal Cross-Linking
-
Tehran, Iran, Islamic Republic ofNegah Eye Hospital
Apr 10, 2022
Comparison of Outcomes Between TransPRK and Off-flap Epi-LASIK
Completed
- Refractive Surgery
- (no location specified)
Sep 17, 2021
Myopia, Astigmatism, Hypermetropia Trial in Grenoble, Marseille, Saint-Priest-en-Jarez (Therapeutic lens alone, Therapeutic lens
Recruiting
- Myopia
- +2 more
- Therapeutic lens alone
- Therapeutic lens + amniotic membrane (Visio-AMTRIX)
-
Grenoble, France
- +2 more
Feb 21, 2022