refractive errors
Showing 26 - 50 of 146
Refractive Errors, Myopia, Myopic Astigmatism Trial in Cairo (Refractive Surgery)
Recruiting
- Refractive Errors
- +2 more
- Refractive Surgery
-
Cairo, EgyptAlwatany Eye Hospital
Jan 1, 2023
Accomodation, Refractive Errors, Myopia Trial (1% atropine)
Recruiting
- Accomodation
- +3 more
- 1% atropine
-
Shanghai, Shanghai, ChinaShanghai Eye Diseases Prevention & Treatment Center
Jan 1, 2023
Cataract, Glaucoma, Age Related Macular Degeneration Trial in Bharatpur (Community-based screening program, Cataract camp
Completed
- Cataract
- +4 more
- Community-based screening program
- +2 more
-
Bharatpur, Chitwan, NepalBharatpur Eye Hospital
Dec 15, 2022
Refractive Errors Trial (Multifocal D +2.50 add & 0.01% atropine)
Completed
- Refractive Errors
- Multifocal D +2.50 add & 0.01% atropine
- (no location specified)
Nov 14, 2022
Environmental Factors for Myopia Among Chinese School-aged
Recruiting
- Myopia
- Refractive Errors
-
Tianjin, Tianjin, ChinaTianjin Eye Hospital
Nov 26, 2022
Refractive Errors Trial in Hyderabad (Free near and Distance Vision glasses)
Not yet recruiting
- Refractive Errors
- Free near and Distance Vision glasses
-
Hyderabad, Telangana, IndiaL V Prasad Eye Institute
Nov 8, 2022
ORA and Residual Refractive Astigmatism After SMILE
Completed
- Refractive Errors
- Astigmatism
- Small Incision Lenticule Extraction
-
Taipei, TaiwanTaipei Nobel Eye Clinic
Oct 31, 2022
Myopia, Refractive Errors, Eye Diseases Trial in Shanghai (RLRL)
Not yet recruiting
- Myopia
- +3 more
- RLRL
-
Shanghai, Shanghai, ChinaShanghai Eye Disease Prevention and Treatment Center
Oct 24, 2022
Safety Outcomes Following Implantation ofAddOn Intraocular Lens
Not yet recruiting
- Presbyopia
- +2 more
- supplementary intraocular lenses
-
Antwerpen, Belgium
- +3 more
Oct 24, 2022
Presbyopia, Refractive Errors, Eye Diseases Trial in United States (Aceclidine+Brimonidine combination ophthalmic solution,
Completed
- Presbyopia
- +2 more
- Aceclidine+Brimonidine combination ophthalmic solution
- +2 more
-
Glendale, California
- +4 more
Oct 18, 2022
High Myopia, Refractive Errors, Eye Diseases Trial in Shanghai (RLRL)
Not yet recruiting
- High Myopia
- +2 more
- RLRL
-
Shanghai, Shanghai, ChinaShanghai Eye Disease Prevention and Treatment Center
Oct 17, 2022
Retinal Detachment, Refractive Errors Trial in Banha (Vitrectomy)
Recruiting
- Retinal Detachment
- Refractive Errors
- Vitrectomy
-
Banhā, QA, EgyptBenha University
Oct 13, 2022
Refractive Errors Trial in United States (Serafilcon A contact lenses, Senofilcon A contact lenses, CLEAR CARE)
Active, not recruiting
- Refractive Errors
- Serafilcon A contact lenses
- +2 more
-
Maitland, Florida
- +4 more
Aug 15, 2022
Presbyopia, Refractive Errors, Cataract Trial in Alexandroupolis (bUDVA, bUIRA, bUNRA, bUICPS, bUNCPS, Contrast sensitivity)
Recruiting
- Presbyopia
- +2 more
- bUDVA, bUIRA, bUNRA, bUICPS, bUNCPS
- Contrast sensitivity
-
Alexandroupolis, Evros, GreeceDepartment of Ophthalmology, University Hospital of Alexandroupo
Aug 6, 2022
Presbyopia, Refractive Errors, Eye Diseases Trial in United States (Aceclidine+Brimonidine combination ophthalmic solution,
Recruiting
- Presbyopia
- +4 more
- Aceclidine+Brimonidine combination ophthalmic solution
- +2 more
-
Glendale, California
- +3 more
Aug 3, 2022
Refractive Errors Trial in Manchester (Lehfilcon A contact lenses, Senofilcon A contact lenses, AOSEPT PLUS with HydraGlyde)
Completed
- Refractive Errors
- Lehfilcon A contact lenses
- +2 more
-
Manchester, United KingdomAlcon Investigator 8137
Jul 20, 2022
Refractive Errors, Astigmatism Trial in United States (Lehfilcon A toric contact lenses, Comfilcon A toric contact lenses, CLEAR
Completed
- Refractive Errors
- Astigmatism
- Lehfilcon A toric contact lenses
- +2 more
-
Longwood, Florida
- +6 more
Jul 7, 2022
Rapid Computerized Visual Acuity Test
Recruiting
- Vision Disorders
- +4 more
- Computerized visual acuity assessment program
-
Haifa, IsraelDepartment of Ophthalmology at Rambam Health Care Campus
Jul 3, 2022
Refractive Errors Trial in United States (Verofilcon A contact lenses, Somofilcon A contact lenses)
Completed
- Refractive Errors
- Verofilcon A contact lenses
- Somofilcon A contact lenses
-
San Francisco, California
- +7 more
Jun 9, 2022
Refractive Errors Trial in Maitland (LID018869+RepleniSH, LID018869+Biotrue, Biofinity+RepleniSH)
Completed
- Refractive Errors
- LID018869+RepleniSH
- +3 more
-
Maitland, FloridaAlcon Investigator 6565
May 3, 2022
Down Syndrome, Refractive Errors Trial in Columbus, Houston (Dilated Refraction, Non-Dilated Refraction)
Recruiting
- Down Syndrome
- Refractive Errors
- Dilated Refraction
- Non-Dilated Refraction
-
Columbus, Ohio
- +1 more
May 10, 2022
Refractive Errors, Ametropia Trial in United States (Lehfilcon A contact lenses, Senofilcon A contact lenses, Comfilcon A
Completed
- Refractive Errors
- Ametropia
- Lehfilcon A contact lenses
- +3 more
-
Longwood, Florida
- +3 more
Apr 5, 2022
After Contoura® Refractive Surgery Planned Using Phorcides
Completed
- Refractive Errors
- Phorcides Analytical Engine
-
Atlanta, Georgia
- +4 more
Feb 9, 2022
Correction of Anisometropic Amblyopia in Children.
Recruiting
- Amblyopia
- +3 more
- Axial length measurement in millimeter (mm) by optical biometry device
- Autorefractometer to measure the refractive error in both eyes.
-
Banhā, Benha, EgyptAhmed Abdelshafy Tabl
Apr 5, 2022
Refractive Errors, Satisfaction, Cornea Trial in London (LASIK, PRK, Phacoemulsification)
Completed
- Refractive Errors
- +3 more
- LASIK, PRK, Phacoemulsification
-
London, United KingdomMoorfields Eye Hospital NHS Foundation Trust, 162 City Road
Apr 4, 2022