Higher order aberration correction
Showing 1 - 25 of >10,000
FS-LASIK Surgery Effect on Higher Order Aberrations Trial in Cairo (LASIK refractive surgery)
Not yet recruiting
- FS-LASIK Surgery Effect on Higher Order Aberrations
- LASIK refractive surgery
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Cairo, EgyptKasr Al Ainy
Jul 14, 2021
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, Irregular Astigmatism, Corneal Ectasia Trial in Teaneck (Wavefront Guided Scleral Lenses, Traditional Scleral
Recruiting
- Keratoconus
- +6 more
- Wavefront Guided Scleral Lenses
- Traditional Scleral Lenses
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Teaneck, New JerseyCornea and Laser Eye Institue - Hersh Vision Group
Apr 14, 2021
Cataract Trial in Cairo (phacoemulsification with intraocular lens implantation, ocular aberrometer assesment)
Recruiting
- Cataract
- phacoemulsification with intraocular lens implantation
- ocular aberrometer assesment
-
Cairo, Egyptfacultyof medicine, Cairo university
Jan 11, 2021
Hyperopia Trial in Zlín (PiXL)
Unknown status
- Hyperopia
- PiXL
-
Zlín, CzechiaGemini Eye Clinic
Feb 2, 2021
Anterior Corneal Optical Aberration Induced by CK and Hyperopic
Unknown status
- Refractive Error
- CK surgery
-
Shanghai, Shanghai, ChinaShanghai Guanghua Integrated Traditional Chinese and Western Med
Dec 15, 2020
Vision, Low Trial in Houston (Spectacles - Clinically Derived, Spectacles - Metric Technique #1 Derived, Spectacles - Metric
Completed
- Vision, Low
- Spectacles - Clinically Derived
- +2 more
-
Houston, TexasUniversity of Houston
Sep 27, 2021
Keratomileusis, Laser In Situ, Contrast Sensitivity Trial in Taipei (Topoguided LASIK, Wavefront optimized LASIK)
Completed
- Keratomileusis, Laser In Situ
- Contrast Sensitivity
- Topoguided LASIK
- Wavefront optimized LASIK
-
Taipei, TaiwanTaipei Nobel Eye Clinic
Jun 3, 2021
Myopia Trial in Damietta (Implantable Collamer Lens (ICL), Implantable Intraocular Lens (IPCL))
Completed
- Myopia
- Implantable Collamer Lens (ICL)
- Implantable Intraocular Lens (IPCL)
-
Damietta, EgyptAkram Fekry Elgazzar
Sep 22, 2023
Nearsightedness, Astigmatism Trial in Palo Alto (LASIK)
Active, not recruiting
- Nearsightedness
- Astigmatism
- LASIK
-
Palo Alto, CaliforniaStanford University School of Medicine
Nov 6, 2021
Visual Quality and Contrast Sensitivity Function for Limbal
Completed
- Limbal Dermoid
-
Guangzhou, Guangdong, ChinaZhongshan Opthalmic Center
Nov 22, 2021
Myopia, High Myopia Trial in Kowloon (ortho-k lenses and thinner spectacles, newly designed ortho-k lenses)
Recruiting
- Myopia
- High Myopia
- ortho-k lenses and thinner spectacles
- newly designed ortho-k lenses
-
Kowloon, Hong KongSchool of Optometry, The Hong Kong Polytechnic University
Feb 14, 2021
Myopia, Myopic Astigmatism, Presbyopia Trial in London (HiSMILE treatment option)
Not yet recruiting
- Myopia
- +2 more
- HiSMILE treatment option
-
London, United KingdomLondon Vision Clinic
Jan 4, 2023
Intraocular Lens Power Calculation After Laser Refractive
Recruiting
- Cataract
- OCT measurements
-
Portland, OregonCasey Eye Institute, Oregon Health & Science University
Jul 13, 2021
Contact Lens Wearer Trial in Rochester (kalifilcon A Daily Disposable Toric LD213001 lens in SKUs +6D, +3D, 0D, -3D, -6D, and
Completed
- Contact Lens Wearer
- kalifilcon A Daily Disposable Toric LD213001 lens in SKUs +6D, +3D, 0D, -3D, -6D, and -9D
-
Rochester, New YorkBausch and Lomb Site 01
Nov 10, 2021
Myopia, Progressive Trial in Shenyang (0.01% atropine eye drop)
Not yet recruiting
- Myopia, Progressive
- 0.01% atropine eye drop
-
Shenyang, Liaoning, ChinaHe Eye Hospital
Oct 2, 2023
Central and Peripheral Wavefront Aberration Profile in Pediatric
Not yet recruiting
- Myopia
- Intervention
-
Houston, TexasUniversity of Houston College of Optometry - J. Armistead Bldg R
Oct 9, 2023
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
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
Prospective Evaluation for Hybrid Cardiac Procedures
Recruiting
- Left Main Coronary Artery Disease
- +7 more
- Coronary artery bypass grafting
- +3 more
-
Roma, ItalyIRCCS Fondazione Policlinico Universitario Agostino Gemelli
Jan 26, 2023
Knee Disease, Knee Osteoarthritis, Knee Injuries and Disorders Trial in Belchatów (Biplanar PSI slope-reducing MOWHTO.)
Active, not recruiting
- Knee Disease
- +2 more
- Biplanar PSI slope-reducing MOWHTO.
-
Bełchatów, PolandArtromedical Orthopaedic Clinic
Jul 11, 2022
Trauma Trial (4 factor Prothrombin Complex Concentrates)
Not yet recruiting
- Trauma
- 4 factor Prothrombin Complex Concentrates
- (no location specified)
Feb 21, 2023
Contoura vs Wavefront Optimized Ablation
Not yet recruiting
- Astigmatism
- Laser assisted in-situ keratomileusis
- Photorefractive keratectomy
- (no location specified)
Apr 24, 2023
Work-Related Condition Trial in E. Elmhurst (Targeted Educational Campaign)
Active, not recruiting
- Work-Related Condition
- Targeted Educational Campaign
-
E. Elmhurst, New YorkRikers Island Jails (Anna M. Kross Center, Rose M. Singer Center
Jul 5, 2022
Visual Quality Trial in Guangdong
Recruiting
- Visual Quality
-
Guangdong, Guangzhou, ChinaFirst Affiliated Hospital of Jinan University
Jun 16, 2021