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Results for “Photorefractive Keratectomy”

91 trials

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Showing 20 of 91 results

Not applicableStudy completedNCT00411827
What this trial is testing

Goblet Cell Response and Dry Eye Symptoms After PRK and LASIK

Who this might be right for
Keratoconjunctivitis Sicca
Walter Reed National Military Medical Center 146
Not applicableStudy completedNCT01726283
What this trial is testing

Combined CXL//UV and PRK or LASIK in Forme Fruste Keratoconus or Eyes With Potential Risk of Ectasia

Who this might be right for
Fruste KeratoconusRisk of Ectasia
Cxlusa 22
Not applicableStudy completedNCT03786861
What this trial is testing

Corneal WFG Versus AF Trans PRK in Myopic Patients With High Corneal HOA

Who this might be right for
Myopia
Menoufia University 33
Not applicableStudy completedNCT05060094
What this trial is testing

Comparison of Outcomes Between TransPRK and Off-flap Epi-LASIK

Who this might be right for
Refractive Surgery
Wenzhou Medical University 38
Post-approval studies (Phase 4)Study completedNCT05733741
What this trial is testing

Preservative-free Topical Anesthetics for Post-PRK Pain

Who this might be right for
Myopia
Assiut University 70
Early research (Phase 1)UnknownNCT00999973
What this trial is testing

Study on the Effect of Mitomycin C 0.02% on the Corneal Endothelial After Photorefractive Keratectomy in Moderate Myopia

Who this might be right for
Myopia
Shahid Beheshti University of Medical Sciences
Testing effectiveness (Phase 2)Ended earlyNCT01165450
What this trial is testing

Efficacy and Safety Study of Nexagon for Persistent Corneal Epithelial Defects

Who this might be right for
Persistent Corneal Epithelial Defects
University of California, San Francisco 2
Not applicableStudy completedNCT00917657
What this trial is testing

Photorefractive Keratectomy (PRK) for Hyperopia After Radial Keratotomy

Who this might be right for
Hyperopia
University of Sao Paulo 36
Not applicableNot Yet RecruitingNCT06748599
What this trial is testing

A Comparative Study Between Laser and Manual Removal of Corneal Epithelium for Photorefractive Keratectomy

Who this might be right for
Photorefractive Keratectomy
Assiut University 64
Not applicableUnknownNCT05313425
What this trial is testing

Effect of Ectoine After Photorefractive Keratectomy (PRK).

Who this might be right for
Photorefractive KeratectomyCorneal Haze
Tanta University 15
Not applicableStudy completedNCT05803798
What this trial is testing

Combined Treatment With Pulsed Light and Photobiomodulation Before Laser Refractive Surgery

Who this might be right for
Dry EyeDry Eye After LASIK-Laser in Situ Keratomileusis
University Hospital, Brest 62
Not applicableEnded earlyNCT03610997
What this trial is testing

Photorefractive Keratectomy for Severe Anisometropia and Isoametropia Associated With Amblyopia

Who this might be right for
AnisometropiaHyperopiaHigh Myopia+3 more
Baylor College of Medicine 200
Testing effectiveness (Phase 2)UnknownNCT03844178
What this trial is testing

Pupil Centroid Shift Compensation in Photorefractive Keratectomy Candidates

Who this might be right for
Pupil Centroid Shift
Shahid Beheshti University of Medical Sciences 104
Early research (Phase 1)Not Yet RecruitingNCT06624384
What this trial is testing

Efficacy and Safety of Topical Cyclosporine 0.05% and Lifitgrast on the Ocular Surface Symptom After Photorefractive Keratectomy in Feiz Hospital, Isfahan, 2024

Who this might be right for
Ocular Surface SymptomOcular Surface DiseaseEye Pain+1 more
Mohsen Pourazizi 150
Large-scale testing (Phase 3)Study completedNCT00663923
What this trial is testing

Comparison of Cross-cylinder and Conventional Photorefractive Keratectomy(PRK) in Correcting Medium-high Astigmatism

Who this might be right for
Astigmatism
Tabriz University 50
Not applicableNot Yet RecruitingNCT06618547
What this trial is testing

Effectiveness and Safety of the TENEO 317 Model 2 Excimer Laser to Treat Myopia With or Without Astigmatism by Transepithelial Photorefractive Keratectomy

Who this might be right for
Myopia
Bausch & Lomb Incorporated 140
Not applicableUnknownNCT06110286
What this trial is testing

Corneal High Order Aberrations After Stream Light and Mechanical Photorefractive Keratectomy

Who this might be right for
Compare Corneal High Order Aberrations Before and After Stream Light Trans-PRK and Mechanical Photorefractive Keratectomy
Assiut University 60
Not applicableEnded earlyNCT05072977
What this trial is testing

Photorefractive Keratectomy (PRK) : Comparison of Corneal Haze Between Two Modes of De-epithelialisation (Laser Versus Manual Alcohol)

Who this might be right for
MyopiaAstigmatism
Fondation Ophtalmologique Adolphe de Rothschild 71
Post-approval studies (Phase 4)Study completedNCT00564213
What this trial is testing

Evaluation of the Prophylactic Use of Mitomycin C 0.02% to Inhibit Haze Formation After Photorefractive Keratectomy for High Myopia: 15 x 30 Seconds

Who this might be right for
High Myopia
Instituto de Olhos de Goiania 36
Not applicableLooking for participantsNCT06393855
What this trial is testing

Base Curves of Bandage Contact Lenses and Their Effects on Post Trans-PRK Vision and Pain

Who this might be right for
Myopia
Dongyang People's Hospital 36
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