Clinical trials: Hyperopia
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
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, Hyperopia
Evaluation of the Effectiveness of Two Marketed Multi-Purpose Solutions for Silicone Hydrogel Contact Lenses - Study 1
The purpose of this study was to evaluate the performance of Opti-Free® PureMoist® Multi-Purpose Disinfecting Solution (MPDS) compared to Biotrue™ Multipurpose Solution (MPS) in silicone hydrogel contact lens wearers.
- Conditions
- Myopia, Hyperopia, Contact Lens Comfort
- Trial name
- NCT01684033
- Testing
- Opti-Free® PureMoist® MPDS, Biotrue™ MPS, Habitual contact lenses
- Volunteers
- 207 people
- Sponsor
- Alcon Research
Hyperopia, Myopia
On-Eye Optical Quality of Lotrafilcon B Lenses Over 12 Hours
The current study aims to systematically investigate the diurnal variation in the optical quality of soft contact lenses on eye throughout the day. Subject reported quality of vision will also be evaluated.
- Trial name
- NCT03881670
- Testing
- Lotrafilcon B, lotrafilcon B with Hydraluxe
- Where
- United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Indiana University
Hyperopia
Pilot Dispensing Evaluation of a Plus Power Lens
The purpose of this study is to compare the performance of the ACUVUE® ADVANCE® Plus lenses against ACUVUE® ADVANCE® lenses in the plus power parameters.
- Trial name
- NCT01228591
- Testing
- Acuvue Advance Plus, Acuvue Advance
- Where
- 3 sites in United States
- Volunteers
- 38 people
- Sponsor
- Johnson & Johnson Vision Care, Inc.
Myopia, Hyperopia
A Clinical Comparison of Two Soft Contact Lenses
The study objective was to gather short-term clinical performance data for two soft contact lenses.
- Trial name
- NCT05741450
- Testing
- Lens 1 (monthly replacement), Lens 2 (daily disposable)
- Where
- United Kingdom
- Volunteers
- 45 people
- Sponsor
- CooperVision, Inc.
Hyperopia
Hyperopia Correction Using the NTK Optimal Keratoplasty (Opti-K) System
The purpose of this U.S. Clinical Trial on treatment of sighted eyes is to investigate the safety and effectiveness of optimal keratoplasty (Opti-K™) treatments for hyperopia correction using the NTK Enterprises (NTK) Opti-K…
- Trial name
- NCT01028937
- Testing
- Optimal Keratoplasty
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- NTK Enterprises, Inc.
Myopia, Hyperopia
A Bilateral Dispensing Clinical Trial of Sapphire Lens Against Senofilcon A Lens Over 2 Weeks
To evaluate the clinical performance of an investigational silicone-hydrogel lens when worn on a daily wear modality over two weeks of lens wear.
- Trial name
- NCT02345811
- Testing
- Sapphire, senofilcon A
- Where
- 2 sites in United States, Canada
- Volunteers
- 34 people
- Sponsor
- CooperVision, Inc.
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
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
Safety and Efficacy Study of Topography-Guided LASIK to Treat Myopia and Hyperopia
This purpose of this study is to evaluate the safety and effectiveness of a topography-based custom ablation treatment using the ALLEGRETTO WAVE® Eye-Q 400 Hz laser system for treating myopia and hyperopia.
- Trial name
- NCT01028378
- Testing
- T-CAT topography-guided LASIK treatment with the Allegretto Wave Eye-Q 400 Hz Excimer Laser
- Where
- 10 sites in United States
- Volunteers
- 212 people, healthy volunteers welcome
- Sponsor
- Clinical Research Consultants, Inc.