Clinical trials: Hyperopia,
Hyperopia
Hyperopia Treatment Study 1 (HTS1) - Glasses vs Observation
The purpose of this study is to compare visual acuity outcomes and development of strabismus after a 3-year follow-up period in children age 12 to <72 months with moderate hyperopia (spherical equivalent +3.00D to +6.00D) who are…
- Trial name
- HTS1 (NCT01515475)
- Testing
- Glasses
- Where
- 2 sites in United States
- Volunteers
- 249 people
- Sponsor
- Jaeb Center for Health Research
Myopia, Astigmatism
Safety and Efficacy Evaluation of a New Contact Lens Disinfecting Solution in Gas Permeable Contact Lens Wearers
The purpose of this study is demonstrate substantial equivalence of an investigational contact lens disinfecting solution to a commercially available contact lens solution in gas permeable lens wearers.
- Conditions
- Myopia, Astigmatism, Hyperopia, Refractive Error
- Trial name
- NCT01912781
- Testing
- FID 120947A contact lens disinfecting solution, Boston Simplus multi-action solution, Gas permeable contact lenses
- Volunteers
- 112 people
- Sponsor
- Alcon Research
Myopia, Hyperopia
Evaluation of the Effectiveness of Two Marketed Multi-Purpose Solutions for Silicone Hydrogel Contact Lenses - Study 2
The purpose of this study was to evaluate the performance of Opti-Free® PureMoist® Multi-purpose Disinfecting Solution (MPDS) compared to AMO RevitaLens OcuTec® MPDS (US brand name)/COMPLETE RevitaLens (Europe brand name) in…
- Conditions
- Myopia, Hyperopia, Contact Lens Comfort
- Trial name
- NCT01684046
- Testing
- Opti-Free® PureMoist® MPDS, RevitaLens MPDS, Habitual Contact Lenses
- Volunteers
- 196 people
- Sponsor
- Alcon Research
Myopia, Hyperopia
Daily Wear Corneal Infiltrative Event Study
This DWCIE Study is a prospective cohort study of patients fit to the FDA approved and marketed lotrafilcon A (Ciba Vision, Air Optix Night \& Day Aqua) soft contact lenses for daily wear (DW) with monthly disposal.
- Conditions
- Myopia, Hyperopia, Corneal Infiltrative Events
- Trial name
- DWCIE (NCT00937105)
- Testing
- lotrafilcon A contact lenses, Renu Multiplus, Clear Care
- Where
- United States
- Volunteers
- 218 people, healthy volunteers welcome
- Sponsor
- University Hospitals Cleveland Medical Center
Photorefractive Keratectomy, Myopia
Cannabinoid vs Opioid for Photorefractive Keratectomy Pain Control
Photorefractive Keratectomy (PRK) is a commonly performed corneal refractive surgery but has significant post-operative pain. Pain medications after PRK are typically opioid-acetaminophen combinations.
- Conditions
- Photorefractive Keratectomy, Myopia, Hyperopia
- Trial name
- NCT05477875
- Testing
- oral cannabinoid, oral codeine/acetaminophen
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- University of Florida
Refractive Errors, Myopia
Pilot Clinical Performance of a Silicone Hydrogel Lens for Up to Six Nights of Extended Wear
The purpose of this clinical study is to evaluate the on-eye performance of an investigational soft contact lens compared to a commercially available soft contact lens when worn continuously for up to 1 week.
- Conditions
- Refractive Errors, Myopia, Hyperopia
- Trial name
- NCT04403542
- Testing
- Lehfilcon A contact lens, Comfilcon A contact lens
- Where
- 3 sites in United States
- Volunteers
- 36 people
- Sponsor
- Alcon Research
Hyperopia, Hyperopic Astigmatism
Clinical Investigation of the WaveLight® EX500 Excimer Laser
The purpose of this study is to collect efficacy and safety data on the WaveLight EX500 excimer laser system for the correction of hyperopia with and without astigmatism by laser in situ keratomileusis (LASIK) treatment.
- Trial name
- NCT04805593
- Testing
- WaveLight EX500 excimer laser system, LASIK
- Where
- 5 sites in United States
- Volunteers
- 44 people
- Sponsor
- Alcon Research
Myopia, Hyperopia
Evaluation of Silicone Hydrogel Daily Wear Contact Lenses for Up to One (1) Month of Daily Wear
The aim of the study is to evaluate if the performance of Invigor A is substantially equivalent to Invigor B contact lenses when used in a one month recommended replacement, daily wear modality.
- Conditions
- Myopia, Hyperopia, Astigmatism
- Trial name
- NCT03722784
- Testing
- Invigor A (test), Invigor B (control)
- Where
- 6 sites in United States
- Volunteers
- 88 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.
Myopia, Hyperopia
Clinical Investigation of the Vision-R800 Device.
Randomized, bilateral, cross-over dispensing study of a standard and VR800 refraction and associated spectacle lenses.
- Conditions
- Myopia, Hyperopia, Astigmatism, Presbyopia
- Trial name
- NCT04208750
- Testing
- Vision R-800 Phoropter, Standard Phoropter
- Where
- United States
- Volunteers
- 119 people, healthy volunteers welcome
- Sponsor
- Pete Kollbaum, OD, PhD
Myopia, Hyperopia
Performance Evaluation of Reusable Contact Lenses When Worn For One Month By Habitual Soft Contact Lens Wearers
The purpose of this study was to compare the clinical performance of two different reusable lenses in habitual spherical soft lens wearers.
- Trial name
- NCT06098339
- Testing
- Lens A (fanfilcon A), Lens B (lotrafilcon B)
- Where
- 3 sites in United States, Canada
- Volunteers
- 53 people
- Sponsor
- CooperVision, Inc.
Myopia, Hyperopia
Multicenter Dispensing Study of Biofinity Lenses in Extended Range
To obtain subjective and objective feedback on the clinical performance of Biofinity lenses after at least two weeks daily wear in existing contact lens wearers compared with their habitual lenses.
- Trial name
- NCT02060539
- Testing
- Biofinity XR
- Where
- 4 sites in United States, Canada
- Volunteers
- 19 people, healthy volunteers welcome
- Sponsor
- CooperVision, Inc.