Status | Study |
Not yet recruiting |
Study Name: Prevalence of Corneal Astigmatism Before Glaucoma Surgery in Chinese Patients With Primary Angle-closure Glaucoma Condition: Glaucoma, Angle-Closure Astigmatism Date: 2017-05-17 |
Completed |
Study Name: How Astigmatism Influences Corneal Biomechanics and Intraocular Pressure Condition: Corneal Astigmatism Intraocular Pressure Date: 2017-05-17 Interventions: Diagnostic Test: non-contact measurement of intraocular pressure Non-contact measurement of corneal biom |
Recruiting |
Study Name: Visual Outcomes of Topography Guided Photorefractive Keratectomy (PRK) for Treatment of Patients With Irregular Cornea Condition: Irregular Astigmatism Date: 2017-04-26 Interventions: Procedure: photorefractive keratectomy (PRK) The cornea will be ablated while the patient fixating on ta |
Recruiting |
Study Name: Bilateral Dispensing Study of MyDay Toric, 1-day Acuvue Moist for Astigmatism, and Dailies Aquacomfort Plus Toric Lenses Condition: Astigmatism Date: 2017-04-12 Interventions: Device: Dailies Aquacomfort Plus toric daily disposable contact lenses |
Completed |
Study Name: Tomographic Analysis of Anterior, Posterior, Total Corneal Refractive Power Changes After Laser-assisted Keratotomy Condition: Corneal Astigmatism Date: 2017-03-18 Interventions: Procedure: Laser keratotomy Penetrating femtosecond laser assisted keratotomy to treat preexisting corne |
Completed |
Study Name: Comparison of Clinical Outcomes of Toric Intraocular Lens Condition: Astigmatism Date: 2017-03-11 Interventions: Device: Precizon toric intraocular lens |
Recruiting |
Study Name: Symfony Toric Intraocular Lens Visual Outcomes Condition: Cataract Bilateral Astigmatism Bilateral Date: 2017-03-06 Interventions: Device: Presbyopia and astigmatism correcting intraocular lens The Symfony Toric IOL (ZXTx) is an extend |
Recruiting |
Study Name: A Comparison of LASIK Outcomes Using Two Femtosecond Lasers Condition: Myopia Astigmatism Date: 2017-02-11 Interventions: Device: Intralase IFS150 Intra |
Active, not recruiting |
Study Name: Comparison of Topography Guided LASIK With WaveLight® EX500 to SMILE With Zeiss VisuMax Condition: Myopia Astigmatism Date: 2016-12-07 Interventions: Procedure: Topography Guided LASIK |
Recruiting |
Study Name: Cataract Refractive Suite Study Condition: Cataracts Date: 2016-11-23 Interventions: Device: Cataract Refractive Suite (CRS) |