Clinical trials: Esotropia
Esotropia
The Prism Adaptation Study (PAS)
To determine whether the preoperative use of prisms in eyeglasses can improve the outcome of surgery for acquired esotropia, a type of strabismus.
- Trial name
- NCT00000121
- Testing
- Prisms in Eyeglasses
- Sponsor
- National Eye Institute (NEI)
Esotropia
Conservative Treatment of Esotropia in Children up to 3 Years Old
The objective of this prospective study is the treatment of esotropia by prescribing the full precise optical correction of refractive errors in children up to 3 years old.
- Trial name
- NCT02404324
- Testing
- Prescription of spectacles
- Volunteers
- 150 people
- Sponsor
- National Centre of Ophthalmology named after academician Zarifa Aliyeva
Refractive Errors, Esotropia
Changes in Refractive Error in Patients With Both Partially Refractive Esotropia and Amblyopia
To investigate changes in refractive errors and evaluate clinical outcomes of strabismus surgery in patients with both amblyopia and partially refractive esotropia (PAET).Amblyopic patients with PAET were enrolled.
- Conditions
- Refractive Errors, Esotropia, Amblyopia Strabismic
- Trial name
- NCT04429659
- Where
- Turkey (Türkiye)
- Volunteers
- 58 people
- Sponsor
- Sakarya University
Binocular Vision Disorder, Binocular Eye Movement Disorder
Performance and Safety Evaluation of the S360 Medical Device Software.
The aim of this interventional, cross-sectional study is to evaluate the performance and the safety of the medical device software S360.
- Conditions
- Binocular Vision Disorder, Binocular Eye Movement Disorder, Ocular Motion; Disorder
- Trial name
- ArgoS360 (NCT05522595)
- Testing
- S360
- Where
- France
- Volunteers
- 200 people
- Sponsor
- Sierra Neurovision
Accommodative Esotropia
Under-correction in Refractive Accommodative Esotropia
In most clinics, physicians reduce diopter of hyperopic glasses in older patients with accommodative esotropia. However, there are risks of decompensation in that practice.
- Trial name
- NCT01179711
- Testing
- Glasses prescription
- Where
- South Korea
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- Samsung Medical Center
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
Congenital Esotropia
An Observational Cohort Study to Explore the Clinical Outcome of Congenital Strabismmus Based on Etiology and Timing of Surgery
Through high-throughput sequencing and genotype/clinical phenotype/image phenotype analysis, this study will detect and find the clinical characteristics, genetic mode and gene diagnosis of children with congenital strabismus and…
- Trial name
- strabismus (NCT06614335)
- Testing
- After 6 months of observation, there was still a residual inclination of more than 15 prism degrees which needed to be corrected by a second operation
- Where
- China
- Volunteers
- 300 people
- Sponsor
- Qiyu Bo
Strabismus
Bilateral Recession or Unilateral Recession-Resection as Surgery for Infantile Esotropia
Infantile esotropia is corrected in most cases by bilateral recession of the medial rectus muscles (BR) or by unilateral recession of the medial rectus muscle and resection of the lateral rectus muscle (RR).
- Trial name
- NCT00304577
- Testing
- Bilateral recession, Unilateral recession and resection
- Where
- 12 sites in Germany, Netherlands
- Volunteers
- healthy volunteers welcome
- Sponsor
- Erasmus Medical Center
Myopia, Strabismus
A Trial of Bifocals in Myopic Children With Esophoria
To test the hypothesis that correction with bifocal spectacle lenses rather than single-vision lenses will slow the progression of myopia in children with near-point esophoria.
- Conditions
- Myopia, Strabismus, Esophoria
- Trial name
- NCT00000128
- Testing
- Bifocal Spectacle Lenses
- Sponsor
- National Eye Institute (NEI)
V Pattern Esotropia, Monocular Exotropia With V Pattern
Correction of V-pattern Strabismus by Graded Recession of Inferior Oblique Muscle .
V pattern strabismus is the commonest of alphabet pattern. Its identification is essential to plan a proper surgical management. Graded recession is a very logical approach to treat inferior oblique overaction (IOOA).
- Trial name
- Pattern (NCT05786053)
- Testing
- graded recession of inferior oblique muscle
- Where
- 2 sites in Egypt
- Volunteers
- 40 people
- Sponsor
- Tanta University
Myopia, Esophoria
Bifocal Soft Contact Lenses and Their Effect on Myopia Progression in Children and Adolescents.
The purpose of this study is to determine whether bifocal soft contact lenses are effective in controlling the progression of myopia in children and adolescents that exhibit a tendency to excessively cross their eyes while…
- Conditions
- Myopia, Esophoria, Fixation Disparity
- Trial name
- NCT00214487
- Testing
- Bifocal Contact Lenses
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- Aller, Thomas A., OD
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
Healthy, Strabismus
Development of the Eye Motor System During the First 7 Months of Life in Infants With and Without a Family History of Cross-Eye
Little is known about the development of the ocular, or eye, motor system (the parts of the brain that control how the eyes move) in children.
- Trial name
- NCT00001143
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)
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