Clinical trials: Convergence Insufficiency
Vergence Disorders, Binocular Vision Dysfunction
Effectiveness of Osteopathy as an Adjunct to Optometric Vision Therapy in Vergence Disorders
Vergence disorders are common binocular vision conditions that can cause symptoms such as eyestrain, blurred vision, headaches, and difficulty maintaining clear vision during near tasks.
- Conditions
- Vergence Disorders, Binocular Vision Dysfunction, Convergence Insufficiency
- Trial name
- OSTEOVERG (NCT07452679)
- Testing
- Optometric Vision Therapy, Osteopathic Manual Therapy
- Where
- Andorra
- Volunteers
- 100 people
- Sponsor
- Jordi Zaragoza
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
Persistent Post-concussive Symptoms, Convergence Insufficiency
Persistent Post-Concussion Symptoms With Convergence Insufficiency
Our successful R01 discovered 1) the neural mechanistic difference between typically occurring convergence insufficiency (TYP-CI) and binocularly normal controls and 2) the underlying mechanism of office-based vergence and…
- Conditions
- Persistent Post-concussive Symptoms, Convergence Insufficiency, Mild Traumatic Brain Injury, Concussion, Mild
- Trial name
- PPCS-CI (NCT05262361)
- Testing
- Office-based Vergence and Accommodative Therapy
- Where
- 2 sites in United States
- Volunteers
- 112 people
- 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
Effect of Oculomotor Therapy in Individuals With Convergence Insufficiency
The aim of this study is to investigate the effect of oculomotor therapy in individuals with ocular convergence insufficiency.
- Trial name
- NCT07036263
- Testing
- Oculomotor therapy, No Treatment Added
- Volunteers
- 70 people
- Sponsor
- University of Nove de Julho
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
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
The Effectiveness of Visual Training in Convergence Insufficiency Patients
Convergence insufficiency (CI) is one of the most common binocular vision disorders. The prevalence of CI ranges from 3% to 6% in school-aged children.
- Trial name
- NCT05603962
- Testing
- Visual training
- Where
- Taiwan
- Volunteers
- 12 people
- Sponsor
- National Taiwan University Hospital
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
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
Temporomandibular Disorder, Temporomandibular Joint Disorders
Effect of Exercises on Convergence Insufficiency in Individuals With Temporomandibular Disorders
Temporomandibular Disorder is a disorder that involves the muscles of mastication, the temporomandibular joint (TMJ), and associated structures.
- Conditions
- Temporomandibular Disorder, Temporomandibular Joint Disorders, Temporomandibular Joint Dysfunction Syndrome, Convergence Insufficiency
- Trial name
- NCT05761106
- Testing
- Oculomotor Therapy, Therapy for Temporomandibular Disorder
- Where
- Brazil
- Volunteers
- 24 people
- Sponsor
- University of Nove de Julho
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
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.
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
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, Divergence Insufficiency
A Prospective Observational Study of Adult Strabismus
The purpose of this study is to describe clinical characteristics, treatments, and one-year outcomes of adults with convergence insufficiency, divergence insufficiency, or small angle hypertropia.
- Conditions
- Convergence Insufficiency, Divergence Insufficiency, Hypertropia
- Trial name
- SAS1 (NCT02510040)
- Testing
- Prism, Orthoptic Exercises, Eye Muscle Surgery
- Where
- United States
- Volunteers
- 217 people
- Sponsor
- Jaeb Center for Health Research
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