Clinical trials: Convergence Insufficiency
Convergence Insufficiency, Traumatic Brain Injury
Eye Recovery Automation for Post Injury Dysfunction (iRAPID)
This study will test a portable virtual reality (VR) system with integrated eye tracking called Virtual Eye Rotation Vision Exercises (VERVE). The proposed VERVE platform will deliver vergence therapy in an automated manner.
- Conditions
- Convergence Insufficiency, Traumatic Brain Injury, Concussion, Mild
- Trial name
- iRAPID (NCT06105892)
- Testing
- Virtual Eye Rotation Vision Exercise (VERVE)
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- New Jersey Institute of Technology
Convergence Insufficiency
Home-based Vision Therapy
Post-concussive vision symptoms affect many Veterans who have experienced traumatic brain injury (TBI). One common issue is trouble with near vision, a problem that may persist long after the acute injury.
- Trial name
- NCT06886737
- Testing
- Virtual-reality convergence training game
- Where
- United States
- Volunteers
- 45 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Convergence Insufficiency
Natural History of MTBI-related Convergence Insufficiency & Effectiveness of Vision Therapy for MTBI-related CI
The design of this project is a pilot study, a type of feasibility study conducted in preparation for subsequent RCTs that will assess the effectiveness of office-based vergence/accommodative therapy with movement (OBVAM) for…
- Trial name
- TBEye (NCT06848673)
- Testing
- Office-Based Vergence/Accommodative Therapy with Movement (OBVAM)
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Salus University
Convergence Insufficiency
Non-invasive Brain Stimulation for Treating Symptomatic Convergence Insufficiency
The goal of this randomized controlled trial is to test the effectiveness of non-invasive brain stimulation in treating adults with symptomatic convergence insufficiency compared to vergence/accommodative therapy.
- Trial name
- NIBSCI (NCT05877560)
- Testing
- Anodal-Transcranial Direct Current Stimulation, Office-Based Vergence/Accommodative Therapy
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- Midwestern University
Binocular Vision Disorder, Convergence Insufficiency
Neurolens Convergence Insufficiency Study
To understand the benefits of the neurolens Measurement Device and neurolens treatment as it pertains to treating symptoms related to Convergence Insufficiency.
- Conditions
- Binocular Vision Disorder, Convergence Insufficiency, Computer Vision Syndrome
- Trial name
- NCT05087563
- Testing
- Neurolens spectacle lens
- Where
- 9 sites in United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Neurolens Inc.
Binocular Vision Disorder, Convergence Insufficiency
Neurolens Headache Study
To understand the benefits of the neurolens Measurement Device and neurolens treatment as it pertains to treating symptoms related to Chronic Headaches.
- Conditions
- Binocular Vision Disorder, Convergence Insufficiency, Headache, Computer Vision Syndrome
- Trial name
- NCT05070767
- Testing
- Neurolens spectacle lens
- Where
- 10 sites in United States
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Neurolens Inc.
Convergence Insufficiency
Home Vision Therapy and Prism Prescription in Presbyopic Persons With Convergence Insufficiency
convergence insufficiency is one of the most common binocular vision problems in which the eyes tend to have more exophoria in near than distance activities.
- Trial name
- NCT05311917
- Testing
- home vision therapy, base in prism prescription
- Where
- Iran
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Shahid Beheshti University of Medical Sciences
Concussion, Mild, Convergence Insufficiency
Spectacles Lens in Concussed Kids
We will be looking at 3 treatment arms in the form of different type of glasses to see if one is superior to helping kids have sustained a concussion and are symptomatic.
- Conditions
- Concussion, Mild, Convergence Insufficiency, Accommodation; Insufficiency
- Trial name
- SLICK (NCT03123822)
- Testing
- Glasses
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Convergence Insufficiency
Objective Assessment of Disparity Vergence After Treatment of Symptomatic CI in Children
This study is designed to evaluate changes in objective measures of disparity vergence after office-based vergence/accommodative therapy (OBVAT) for convergence insufficiency (CI) in children 12-17 years old.
- Trial name
- NCT03248336
- Testing
- office-based vergence/accommodative therapy
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Salus University
Concussion, Convergence Insufficiency
Interventions for Convergence Insufficiency in Concussed Children
The ICONICC Study is a randomized controlled clinical trial designed to compare the proportion of successful treatment outcomes between children assigned to standard concussion care only, standard concussion care plus simple…
- Trial name
- ICONICC (NCT03908112)
- Testing
- Standard Community Concussion Care (SC), SC plus Simple Convergence Exercises (SC+), SC plus Office-based Vergence/Accommodative Therapy (SC+OBVAT)
- Where
- 8 sites in United States
- Volunteers
- 264 people, healthy volunteers welcome
- Sponsor
- Mitchell Scheiman
Convergence Insufficiency
Office-based Vision Therapy for Improving Reading and Attention in Children With Convergence Insufficiency
CITT-ART is a multicenter study (8 locations around the United States) of 324 children ages 9 to <14 years with symptomatic convergence insufficiency (CI).
- Trial name
- CITT-ART (NCT02207517)
- Testing
- Office-based vergence/accommodative therapy
- Where
- 8 sites in United States
- Volunteers
- 311 people, healthy volunteers welcome
- Sponsor
- Salus University
Convergence Insufficiency
Neural Mechanism of Vision Therapy for Patients With Convergence Insufficiency
Convergence insufficiency (CI) is a prevalent binocular vision disorder with symptoms that include double/blurred vision, eyestrain, and headaches when engaged in reading or other near work.
- Trial name
- NCT03593031
- Testing
- Office Based Vergence and Accommodative Therapy
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- New Jersey Institute of Technology
Refractive Error, Visual Impairment
The Baltimore Reading and Eye Disease Study
The Baltimore Reading and Eye Disease Study (BREDS) is a two year study to determine the prevalence of vision problems in an early school age population with reading difficulty.
- Conditions
- Refractive Error, Visual Impairment, Convergence Insufficiency, Reading Disabilities
- Trial name
- BREDS (NCT02607384)
- Testing
- Eyeglass wearing, Orthoptic exercises, Specialist referral
- Volunteers
- 328 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins University
Convergence Insufficiency
Screening for Convergence Insufficiency in School-age Children
The purpose of this study was to assess the ability of common tests of eye alignment, convergence, and accommodation to identify children with convergence insufficiency in a school screening setting.
- Trial name
- NCT00472407
- Where
- United States
- Volunteers
- 282 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Comparison of Three Vision Therapy Approaches for Convergence Insufficiency
Comparison of Three Vision Therapy Approaches for Convergence Insufficiency
We compared the effectiveness of three active vision therapy approaches for convergence insufficiency (CI). Patients with eligible criteria and symptomatic CI were included in a prospective study and randomly allocated into three…
- Trial name
- NCT03431454
- Testing
- trained to do the pencil push-ups procedure, using a major amblyoscope twice weekly with additional home orthoptic therapy, using three diopter over-minus lenses and a base out prism
- Where
- Iran
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Shahid Beheshti University of Medical Sciences
ADHD, Convergence Insufficiency
Study of Eyes and Attention Deficit (SEAD)
Attention-Deficit Hyperactivity Disorder (ADHD) is considered to be one of the most prevalent chronic health conditions in children. It affects between 4% and 12% of young children.
- Conditions
- ADHD, Convergence Insufficiency, Accommodative Insufficiency
- Trial name
- NCT00472511
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Ohio State University
Convergence Insufficiency
A Randomized Trial of Base-in Prism Reading Glasses Convergence Insufficiency in Children
This study is designed to compare the use of special prism glasses to placebo treatment for children with symptomatic convergence insufficiency.
- Trial name
- NCT00347581
- Testing
- Base-in prism glasses for reading
- Where
- 10 sites in United States
- Volunteers
- 72 people, healthy volunteers welcome
- Sponsor
- Pennsylvania College of Optometry
Convergence Insufficiency
Randomized Trial of Treatments for Convergence Insufficiency
The Convergence Insufficiency Treatment Trial (CITT) is a multi-center, placebo-controlled, single-masked, clinical trial designed to compare the benefits of two commonly used treatment approaches for patients with convergence…
- Trial name
- NCT00347945
- Testing
- Pencil Push-ups, Office-based Vision Therapy
- Where
- 7 sites in United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Pennsylvania College of Optometry