Clinical trials: Strabismus, open to volunteers
Ametropia, Myopia; Refractive Error
The Objective of This Study is to Evaluate the Perfomance of a Photorefraction Device for Screening Ametropia in Children. Eligible Participants Will Undergo Multiple Refractive Error Measurements, Visual Acuity and Strabismus Assessments During a Single Evaluation Visit.
The goal of this clinical trial is to evaluate the performance of a photorefraction screener in terms of sensibility, sensitivity and accuracy on children aged 3 to 8 y.o.
- Conditions
- Ametropia, Myopia; Refractive Error, Myopia; Astigmatism
- Trial name
- NCT06882408
- Testing
- Photorefraction device under investigation, Comparator device, Tabletop auto-refractometer, Comparator device, portable photorefraction device
- Where
- 2 sites in France
- Volunteers
- 315 people, healthy volunteers welcome
- Sponsor
- Essilor International
Exotropia, Exophoria
A-eyedrops on Ocular Alignment and Binocular Vision
Atropine is a non-selective muscarinic acetylcholine (M) receptor antagonist that paralyzes the ciliary muscle, dilates the pupil, and reduces the power of accommodation.
- Conditions
- Exotropia, Exophoria, Myopia
- Trial name
- NCT05379855
- Testing
- 0.01% atropine eye drops, 0.05% atropine eye drops
- Where
- China
- Volunteers
- 339 people
- Sponsor
- Eye & ENT Hospital of Fudan University
Esotropia
Vision Therapy Versus Prism Treatment in Small-angle Acute Acquired Concomitant Esotropia
This prospective, single-center, nonrandomized comparative study evaluates 6-month ocular alignment and binocular visual function outcomes following combined accommodation and fusional training or prism correction in patients…
- Trial name
- NCT06622044
- Testing
- Vision therapy group, Prism
- Where
- China
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Eye & ENT Hospital of Fudan University
Presbyopia, Esotropia
Accommodation-Related Visual Training Combined with Transcranial Electrical Stimulation Versus Visual Training Alone for the Treatment of Accommodation Dysfunction
This is a single-center, randomized controlled trial to compare the effectiveness of transcranial electrical stimulation combined with visual training with visual training alone for the treatment of accommodation disorder…
- Trial name
- NCT06714890
- Testing
- Transcranial Electrical Stimulation, Visual Training
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Eye & ENT Hospital of Fudan University
Exotropia
Comparative Study of Muscle Transplantation Versus Y Splitting Recession Technique in Treatment of Large Angle Exotropia
This study is designed to correct large-angle exotropia by monocular surgery. It compares two augmented recession techniques, which are recession with muscle transplantation and recession with Y splitting.
- Trial name
- NCT07350330
- Testing
- muscle transplantation, Y splitting
- Where
- Egypt
- Volunteers
- 30 people
- Sponsor
- Ain Shams University
Exercise Training, Intermittent Exotropia
Exercise Training on a Mirror for Intermittent Exotropia Control Post Strabismus Surgery
The study aims to explore the impact of mirror therapy on exodeviation control, near and far strabismus angles, and quality of life in intermittent exotropia control post strabismus surgery, as well as its effects on near and far…
- Conditions
- Exercise Training, Intermittent Exotropia, Strabismus
- Trial name
- NCT06762067
- Testing
- mirror therapy, traditional therapy
- Volunteers
- 40 people
- Sponsor
- Cairo University
Amblyopia, Strabismus
Visual Function Abnormalities in Strabismus and Amblyopia and Response to Therapy
Amblyopia and strabismus are characterized by a reduction in visual acuity, contrast sensitivity, grating acuity, vernier acuity, reading difficulties and binocular visual function deficits.
- Trial name
- NCT04310241
- Testing
- Patching therapy, Glasses
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- The Cleveland Clinic
Strabismus Surgery
Efficacy of Oxalidine and Sufentanil in Strabismus Correction
The purpose of this study is to compare the anesthetic effect of oxalidine and sufentanil in strabismus surgery through a non inferiority test, including analgesic efficacy, intraoperative hemodynamic stability, postoperative…
- Trial name
- strabismus (NCT07112157)
- Testing
- Oliceridine, Sulfentanil
- Volunteers
- 290 people, healthy volunteers welcome
- Sponsor
- Henan Provincial People's Hospital
Volleyball Player
Eye-Hand Cross-Dominance and Upper Extremity Performance in Volleyball Players
Eye and hand dominance may influence visuomotor coordination, motor control, and upper extremity performance in athletes. Crossed eye-hand dominance occurs when the dominant eye and dominant hand are located on opposite sides of…
- Trial name
- NCT07784530
- Testing
- Volleyball Players With Crossed Eye-Hand Dominance, Volleyball Players Without Crossed Eye-Hand Dominance
- Where
- Turkey (Türkiye)
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Istinye University
Amblyopia, Strabismus
Attention-based Binocular Training for Impaired Stereopsis (BRAVE)
This study evaluates a novel attention-based binocular visual search training paradigm designed to improve stereopsis (stereo vision) in individuals with impaired binocular vision.
- Conditions
- Amblyopia, Strabismus, Anisometropia, Binocular Vision Abnormalities
- Trial name
- BRAVE (NCT07803458)
- Testing
- Attention-Guided Dichoptic Visual Search Training, Zero-Disparity Dichoptic Visual Search Task
- Where
- 2 sites in Hong Kong
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Centre for Eye and Vision Research
Amblyopia
Establishing New Treatment Approaches for Amblyopia: Perceptual Learning and Video Games
Amblyopia, a developmental abnormality that impairs spatial vision, is a major cause of vision loss, resulting in reduced visual acuity and reduced sensitivity to contrast.
- Trial name
- NCT05522972
- Testing
- Video Game Vision Training, Perceptual Learning, Occlusion Therapy
- Where
- United States
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Nova Southeastern University
Craniosynostosis, Strabismus
Ocular Characteristics in Patients With Craniosynostosis
Craniosynostosis are cranial deformations due to the premature closure of one or more cranial sutures. These deformations affect approximately one in 2.500 births.
- Conditions
- Craniosynostosis, Strabismus, Intracranial Hypertension, Amblyopia
- Trial name
- COPACA (NCT06928727)
- Where
- France
- Volunteers
- 65 people
- Sponsor
- Centre Hospitalier Universitaire, Amiens
Strabismic Deviation, Strabismus
Botulinum Toxin for Strabismus Treatment
The bacterial species Clostridium botulinum produces a class of neurotoxins known as botulinum toxin. At the neuromuscular junction, botulinum toxin A prevents acetylcholine from being released.
- Trial name
- Botox Squint (NCT07180394)
- Testing
- Botox injection into extraocular muscles
- Where
- Pakistan
- Volunteers
- 127 people
- Sponsor
- Foundation University Islamabad
Ocular Motility Disorders, Strabismus
Clinical Validation of AI-Based Quantitative Eye Movement Analysis From Smartphone 9-Gaze Videos (Glandy EOM)
This prospective, multicenter, multinational observational study evaluates the clinical validity of an AI-based quantitative eye movement analysis system (Glandy EOM) that analyzes smartphone-recorded 9-gaze videos.
- Conditions
- Ocular Motility Disorders, Strabismus, Extraocular Muscle Dysfunction, Thyroid Eye Disease
- Trial name
- GLANDY-EOM-VAL (NCT07623837)
- Testing
- Glandy EOM (AI-based quantitative eye movement analysis software)
- Where
- United States
- Volunteers
- 1,000 people
- Sponsor
- THYROSCOPE INC.
Anisometropic Amblyopia, Strabismic Amblyopia
3D Movie Viewing vs Occlusion for Treating Amblyopia in Children
Amblyopia is a common childhood visual disorder that affects vision in one eye and can also impair depth perception (stereopsis).
- Trial name
- VISTA3D (NCT07563946)
- Testing
- 3D Movie Viewing, Occlusion Therapy
- Volunteers
- 56 people
- Sponsor
- Universitat Politècnica de Catalunya
Strabismus, Nystagmus, Congenital
Genetic Studies of Strabismus, Nystagmus, and Associated Disorders
Strabismus (misalignment of the eyes) often runs in families. In this study, the investigators are looking for genetic variants associated with strabismus and nystagmus.
- Trial name
- NCT04770519
- Testing
- whole genome sequencing or whole exome sequencing
- Where
- United States
- Volunteers
- 400 people
- Sponsor
- Boston Children's Hospital