29 studies found for:    Open Studies | "Astigmatism"
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Rank Status Study
21 Unknown  Evaluation of the Bausch & Lomb PureVision Under Nighttime Driving Conditions
Condition: Astigmatism
Intervention:
22 Recruiting Clinical Performance of Habitual Hydrogel vs. Silicone Hydrogel Toric Contact Lenses
Condition: Astigmatism
Intervention: Device: enfilcon A
23 Not yet recruiting Refraction Determination Analysis
Conditions: Myopia,;   Hyperopia,;   Astigmatism,;   Presbyopia,;   Eye Strain,
Interventions: Device: Telemedicine refraction;   Device: Traditional refraction
24 Unknown  Prospective Evaluation of Limbal Relaxing Incision (LRI) in Conjunction With Phacoemulsification Surgery for Astigmatic Correction in Chinese Eyes
Condition: Corneal Astigmatism
Intervention: Procedure: Limbal relaxing incision
25 Recruiting Prospective Investigation of SUPRACOR Visual Outcomes of Presbyopic Hyperopic Patients With and Without Astigmatism
Condition: Hyperopic Presbyopia
Intervention: Device: SUPRACOR LASIK treatment
26 Not yet recruiting A Intra-patient Comparison of Closed Loop and Plate Haptic Toric Intraocular Lenses
Condition: Cataract
Interventions: Device: T-flex Aspheric Toric IOL;   Device: AT TORBI toric IOL
27 Recruiting Astigmatic Changes Secondary to Eyelid Surgeries
Condition: Blepharoptosis
Intervention:
28 Recruiting Higher Irradiance in Keratoconus Ectasia
Conditions: Keratoconus;   Ectasia
Interventions: Device: UVA Light with irradiance exposure of 9 mW/cm2;   Drug: Riboflavin 0.1% ophthalmic solution;   Device: UVA Light with irradiance exposure of 18 mW/cm2
29 Available Keratoconus and Ectasia Treatment Plan
Conditions: Keratoconus;   Ectasia
Interventions: Other: Riboflavin Solution;   Device: UV-X Illumination System

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Indicates status has not been verified in more than two years