40 studies found for:    Open Studies | "Contact Lenses"
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Rank Status Study
21 Recruiting Corneal Epithelium Repair and Therapy Using Autologous Limbal Stem Cell Transplantation
Conditions: Corneal Disease;   Pterygium;   Myopia;   Hyperopia
Interventions: Procedure: LSCs and amniotic membrane (Modified Technique);   Procedure: Amniotic membrane only (Traditional Technique);   Procedure: PRK, LSCs, and amniotic membrane (Modified Technique);   Procedure: PRK only (Traditional Technique);   Drug: Levofloxacin;   Drug: Betamethasone;   Drug: Limbal stem cells (LSCs)
22 Not yet recruiting Multifocal Lens Centration and Its Effect on Visual Performance in a Presbyopic Population
Condition: Presbyopia
Interventions: Device: Acuvue Oasys for Presbyopia;   Device: PureVision2 for Presbyopia;   Device: Biofinity Multifocal
23 Not yet recruiting Evaluation of Deep Topical Fornix Nerve Block Versus Topical Anaesthesia Procedure
Conditions: Local Anesthesia;   Satisfaction
Interventions: Drug: 2% tetracaine local anaesthetic drops;   Drug: 0.5% bupivacaine
24 Not yet recruiting Refraction Determination Analysis
Conditions: Myopia,;   Hyperopia,;   Astigmatism,;   Presbyopia,;   Eye Strain,
Interventions: Device: Telemedicine refraction;   Device: Traditional refraction
25 Recruiting Clinical Performance of Habitual Hydrogel vs. Silicone Hydrogel Toric Contact Lenses
Condition: Astigmatism
Intervention: Device: enfilcon A
26 Recruiting Efficacy Study of Different Lens Treatments on Chinese Adolescent Myopia
Condition: Progressive Myopia
Interventions: Other: Spectacles;   Other: Myovision;   Other: Orthokeratology
27 Unknown  Evaluation of the Bausch & Lomb PureVision Under Nighttime Driving Conditions
Condition: Astigmatism
Intervention:
28 Unknown  Corneal Topographer Fluorescein Patterns
Condition: Keratoconus
Intervention: Other: Comparison of fluorescein patterns
29 Recruiting Comparison of Two Marketed Lenses in a Controlled Environment
Condition: Eye Dryness
Interventions: Device: senofilcon A;   Device: AIR OPTIX® AQUA
30 Recruiting Toric Eye Strain and Stability Study
Condition: Astigmatism
Interventions: Device: Etafilcon A;   Device: Etafilcon A Astigmatism
31 Not yet recruiting Safety and Efficacity of Corneal Collagen Crosslinking in Infectious Keratitis (Bacterial and Fungal ): Randomized,Controlled, Prospective Study. (CXL)
Conditions: Bacterial Keratitis;   Fungal Keratitis
Interventions: Device: Crosslinking;   Drug: antibiotic treatment
32 Unknown  The Effect of Body Posture on Intraocular Pressure in Progressive Glaucoma
Condition: Glaucoma
Intervention:
33 Recruiting Addition of 20mg/Day Zeaxanthin to Triple Therapy Treatment Options for Age Related Macular Degeneration (ARMD)
Condition: Exudative Age-Related Macular Degeneration
Intervention:
34 Unknown  System for Ocular Oxygen Measurement
Condition: Normal
Intervention: Other: Test new Occumetrics Oximeter
35 Unknown  Micropulse 810 Nanomolar (nm), Diode Laser for Diffuse Diabetic Macular Edema
Condition: Diabetic Macular Edema
Intervention: Device: Laser photocoagulation
36 Unknown  Comparison of Intravitreal Ranibizumab and Macular Laser Photocoagulation for ME Following Branch Retinal Vein Occlusion (BRVO)
Condition: Branch Retinal Vein Occlusion
Interventions: Drug: Ranibizumab;   Procedure: macular laser photocoagulation
37 Unknown  Efficacy of the Chronic Application of Tear Formulations
Condition: Dry Eye
Interventions: Drug: Next Generation Emulsion;   Drug: Refresh Dry Eye Therapy;   Drug: Refresh Contacts
38 Recruiting Pilot Study on Ambulatory Intraocular Pressure and Blood Pressure Monitoring in Glaucoma
Condition: Normal-Tension Glaucoma
Interventions: Device: Sensimed Triggerfish;   Device: Blood Pressure
39 Unknown  Safety and Effectiveness of Collagen Cross Linking in Progressive Mild and Moderate Keratoconus
Conditions: Cornea Degeneration;   Progressive Keratoconus
Intervention: Procedure: Collagen Cross Linking with Riboflavin and UVA light
40 Not yet recruiting Near Infrared Photobiomodulation Treatment for Diabetic Macular Oedema
Condition: Diabetic Macular Oedema
Intervention: Device: Ellex Integre NIR laser

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Indicates status has not been verified in more than two years