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
Myopia, Convergence Insufficiency
The Health-Related Quality of Life of the Patients With Symptomatic Convergence Insufficiency
This trial is an observational cohort study. Patients aged 8-15 years with symptomatic convergence insufficiency and 150 patients with symptomatic convergence insufficiency who had not received visual training were selected from…
- Trial name
- NCT05948046
- Testing
- Visual training in hospital
- Where
- China
- Volunteers
- 300 people
- Sponsor
- Tianjin Eye Hospital
Convergence Insufficiency, Binocular Vision Disorder
Convergence Insufficiency Treatment Trial (CITT)
The purposes of the CITT are: To determine whether Home-based Pencil Push-up therapy, Home-based Pencil Push-ups with Computer Vision Therapy/Orthoptics or Office-based VT/Orthoptics more effective than placebo treatment, and…
- Trial name
- NCT00338611
- Testing
- Home-based Pencil Push-Up Therapy, Home-based Pencil Push-ups with Computer Vision Therapy/Orthoptics, Office-based Vision Therapy/Orthoptics
- Where
- 9 sites in United States
- Volunteers
- 221 people
- Sponsor
- National Eye Institute (NEI)
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.
Concussion, Mild, Convergence Insufficiency
Effect of Vergence Exercises for Patients With Convergence Insufficiency After Concussion.
A large proportion of concussion patients with long-term consequences of concussion experience visually related symptoms such as headache, blurred vision, double vision, and fatigue.
- Trial name
- NCT05012384
- Testing
- Vergence exercises (Orthoptic exercises)
- Where
- Denmark
- Volunteers
- 100 people
- Sponsor
- Danish College of Optometry and Vision Science
Convergence Insufficiency
Convergence Insufficiency Treatment Study (CITS)
The purpose of this study is to determine the effectiveness of home-based computer therapy for symptomatic convergence insufficiency (CI) compared to traditional home-based near target push-ups and placebo treatment.
- Trial name
- NCT01515943
- Testing
- Active home-based computer vergence/accommodative therapy, Near target push-ups
- Where
- 2 sites in United States
- Volunteers
- 204 people
- Sponsor
- Jaeb Center for Health Research
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
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
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.
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
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
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
Convergence Insufficiency
Efficacy Of Pencil Pushup Exercise Vs Base Out Exercising Prism's In Patient With Convergence Insufficiency
Convergence insufficiency (CI) is a prevalent binocular vision disorder that leads to symptoms such as eye strain, headaches, and blurred vision during near work.
- Trial name
- NCT06913829
- Testing
- base-out exercising prisms, pencil pushup exercises
- Where
- Pakistan
- Volunteers
- 28 people
- Sponsor
- Superior University
Convergence Insufficiency
Effectiveness of Virtual Reality Vision Therapy - VERVE
The purpose of this research study is to see how well the treatment of a participant's eye coordination and/or focusing problems improves eye muscle responses and symptoms of eyestrain.
- Trial name
- VRVT - VERVE (NCT04691427)
- Testing
- Virtual Eye Rotation Vision Exercises (VERVE)
- Where
- 2 sites in United States
- Volunteers
- 50 people
- Sponsor
- OculoMotor Technologies
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 Intermittent Exotropia (CI-IXT)
S-BLR Versus C-BLR for CI-IXT in Children
This is a multi-center, randomized single-blind controlled trial to compare the effectiveness of S-BLR with C-BLR for the treatment of CI-IXT in children.
- Trial name
- SCCIXT (NCT04064112)
- Testing
- S-BLR, C-BLR
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Chen Zhao