Clinical trials: Eyeglasses
Juvenile Myopia
Control of Myopia Using Novel Spectacle Lens Designs
Randomized, controlled, multisite, subject-and observer-masked, 3-arm parallel group clinical trial of 36-month duration to evaluate the safety and efficacy of a novel spectacle lens design in reducing the progression of juvenile…
- Trial name
- CYPRESS (NCT03623074)
- Testing
- Novel spectacle lens design, Spectacle lenses
- Where
- 14 sites in United States, Canada
- Volunteers
- 266 people, healthy volunteers welcome
- Sponsor
- SightGlass Vision, Inc.
Accommodation
Assessing Dynamic Reading Behaviors Using Eye-Tracking Tobii Glasses
HYPOTHESIS: 1. Horizontal convergence tracked with Tobii glasses is a reliable substitute for accommodation in young myopes and hyperopes with normal accommodative amplitudes 2.
- Trial name
- NCT05684224
- Testing
- Dynamic accommodation
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- State University of New York College of Optometry
Myopia
Efficacy of Multi-Type Photolithography Flat Microstructure Lenses for Childhood Myopia Control
The goal of this clinical trial is to learn if photolithographic flat microstructure lenses work to prevent myopia in children. It will also learn about the safety of different designs of photolithographic flat microstructure…
- Trial name
- NCT07535658
- Testing
- wearing photolithography plano microstructure lenses with multi-point defocus design, non-fading optical property, wearing Plano microstructure lenses featuring multi-point defocus design with aspherical lenslets (Essilor Stellest), wearing Photolithography Plano Microstructure Lenses incorporates a multi-point defocus optical architecture , featuring photochromic properties with a light transmittance of 55% post-activation
- Where
- China
- Volunteers
- 255 people
- Sponsor
- Shanghai Eye Disease Prevention and Treatment Center
Myopia
Potentiating Rural Investment in Children's Eyecare (PRICE)
The aim of the project is to create, study and advocate for a model that can be adopted by the Chinese government to provide spectacles for all children sustainable.
- Trial name
- PRICE (NCT02231606)
- Testing
- Free Glasses, Upgrade Glasses 1, Upgrade Glasses 2
- Where
- China
- Volunteers
- 10,234 people
- Sponsor
- Sun Yat-sen University
Myopia
The Evaluation of Safety and Myopia Progression Control Using Novel Spectacle Lens
The goal of this clinical trial is to test Novel spectacle lenses in myopic children. The main question it aims to answer are: safety and efficacy of the lenses.
- Trial name
- NCT05886348
- Testing
- Model-A Novel spectacle lens, Model-B Novel spectacle lens, Single vision spectacle lens
- Where
- 5 sites in China
- Volunteers
- 249 people, healthy volunteers welcome
- Sponsor
- HOYA Lens Thailand LTD.
Extracorporeal Shock Wave Lithotripsy, Lithotripsy
Effect of Virtual Glasses on Pain and Comfort During ESWL
The aim of this study is to examine the effect of virtual glasses application on the patient's pain and comfort level during ESWL.
- Trial name
- NCT05842668
- Testing
- ESWL Group
- Volunteers
- healthy volunteers welcome
- Sponsor
- Akdeniz University
Vision, Low
Spectacles for Patients With Down Syndrome
This study tests the hypothesis that objectively derived spectacle prescriptions based on wavefront aberration measurements of the eyes of individuals with Down syndrome can provide an improvement in visual acuity over that…
- Trial name
- NCT03367793
- Testing
- Spectacles - Clinically Derived, Spectacles - Metric Technique #1 Derived, Spectacles - Metric Technique #2 Derived
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- University of Houston
Myopia, Cost-effectiveness Analysis
Comparing Myopia Treatments in Youth: Defocus Spectacles, Glasses, and Ortho-K
The research project titled "A Comparative Study on the Clinical Efficacy, Quality of Life, and Cost of Use of Peripheral Defocus Spectacles, Frame Glasses, and Orthokeratology Lenses in Myopic Children and Adolescents" aims to…
- Conditions
- Myopia, Cost-effectiveness Analysis, Quality of Life
- Trial name
- NCT06278974
- Where
- China
- Volunteers
- 90 people
- Sponsor
- He Eye Hospital
Myopia, Myopia Progression
Spectacle Lens Visual Acuity Assessments Study
This is a two-arm parallel group, non-dispensing study. Participants will be existing active CYPRESS Extension (CPRO-1802-002) subjects. Subjects will undergo additional visual performance assessments.
- Conditions
- Myopia, Myopia Progression, Juvenile Myopia
- Trial name
- CEDAR (NCT05650190)
- Testing
- Novel spectacle lens design, Spectacle lenses
- Where
- 6 sites in United States
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- SightGlass Vision, Inc.
Bipolar 1 Disorder
Feasibility and Preliminary Results of the Efficacy of Blue-Blocking Glasses on Manic Symptoms in Bipolar Disorder
The goal of this clinical trial is to assess the feasibility of conducting a clinical trial of the use of blue-blocking glasses among patients with a type1 bipolar disorder, experiencing a manic episode.
- Trial name
- B2Bi (NCT07194278)
- Testing
- Blue-blocking glasses
- Where
- France
- Volunteers
- 25 people
- Sponsor
- Centre Hospitalier St Anne
Cataract, Presbyopia
Multifocal Intraocular Lens x Monovision x Hybrid Monovision After Bilateral Cataract Surgery
To compare refractive outcomes and patient's visual quality after bilateral cataract surgery when implanting multifocal intraocular lens, monofocal with monovision or hybrid monovision.
- Trial name
- NCT02595177
- Testing
- Cataract surgery with intraocular lens implantation.
- Where
- Brazil
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Federal University of São Paulo
Cesarean Section, Pain, Postoperative
Use of Virtual Reality Glasses for Pain and Anxiety After Cesarean
The goal of this randomized controlled trial is to examine the effect of preoperative virtual reality used before cesarean on postoperative pain and anxiety.
- Conditions
- Cesarean Section, Pain, Postoperative, Anxiety
- Trial name
- NCT06232057
- Testing
- Virtual Reality
- Where
- Turkey (Türkiye)
- Volunteers
- 100 people
- Sponsor
- Amasya University
Myopia, Myopia Progression
Children's Viewing Behavior
The aim of this study is to investigate the area of the spectacle lens in which a subject is viewing through regardless of task being performed.
- Conditions
- Myopia, Myopia Progression, Juvenile Myopia
- Trial name
- NCT07229365
- Testing
- Novel spectacle lens design, Spectacle lenses
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- SightGlass Vision, Inc.
Amblyopia
An Evaluation of Treatment of Amblyopia in Children 7 To <18 Years Old
The goals of this study are: To determine the response rate of treatment of amblyopia in 7 to <18 year olds. To determine the frequency of recurrence of amblyopia in 7 to <18 year olds after discontinuation of amblyopia treatment.
- Trial name
- NCT00094692
- Testing
- Eye patch, spectacles, atropine
- Where
- 3 sites in United States
- Volunteers
- 507 people
- Sponsor
- Jaeb Center for Health Research
Ultrasonography, Catheterization
Use of Smart Glasses for Ultrasound Guided Peripheral Venous Access
Investigators aimed to explore the feasibility of smart glasses connected to a wireless ultrasound transducer for the peripheral venous access.
- Trial name
- NCT03565419
- Testing
- Smart glasses
- Where
- South Korea
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Inje University
Refractive Errors
Investigation of the Accuracy of a Low-cost, Portable, Autorefractor to Provide Well-tolerated Eyeglass Prescriptions
At the Aravind Eye Hospital (AEH) in Madurai, India, patients ages 18-40 receiving treatment for refractive error who choose to enroll in the study will be evaluated using subjective refraction and objective refraction, by way of…
- Trial name
- NCT03615612
- Testing
- QuickSee refractive error assessment + glasses
- Where
- India
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Bipolar Disorder, Mania
Clocks in Sync - Circadian Rhythm and Bipolar Mania
The sleep-wake cycle is severely disrupted during an episode of mania. Often mania is treated with medications that can come with significant side effects.
- Trial name
- CIS (NCT06504342)
- Testing
- Blue-blocking glasses, Time-restricted eating, Lightly tinted glasses
- Where
- Canada
- Volunteers
- 21 people
- Sponsor
- Ottawa Hospital Research Institute
Visual Acuity
Comparative Study of Photopic and Mesopic Distance, Intermediate and Near Visual Acuity, and Spectacle Independence
The purpose of this study is to evaluate visual acuity in different lighting conditions (daylight and night time) and distances (distance, near and intermediate), and the independence of glasses, in patients who have had…
- Trial name
- NCT01191502
- Where
- United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Innovative Medical
Cataract
PMCF Study of Preloaded Trifocal IOL
This is a study to evaluate the safety, effectiveness and patient satisfaction of the Trifocal Intraocular Lens after implanted to replace the natural lens following cataract removal.
- Trial name
- NCT04884178
- Testing
- Trifocal Preloaded IOL Delivery System
- Where
- Taiwan
- Volunteers
- 25 people
- Sponsor
- ICARES Medicus, Inc.
Myopia
The Immediate Effect of Defocus Spectacles On the Choroid Thickness Using Optical Coherence Tomography on Children
The purpose is to examine temporary changes in the subfoveal choroid thickness after removal and after resumed use of Defocus Incorporated Multiple Segment Spectacle Lenses (DIMS).
- Trial name
- TIDOCT (NCT06234189)
- Testing
- Defocus Incorporated Multiple Segment Spectacle Lenses (DIMS)
- Where
- Denmark
- Volunteers
- 16 people
- Sponsor
- Vejle Hospital