Clinical trials: Strabismus
Strabismus, Strabismus Surgery
Parents' Experiences of Administration Eye Drops
This study aimed to determine the experiences of parents of children aged 2-6 years who underwent strabismus surgery in eye drop administration and the cooperation of their children.
- Trial name
- NCT07189273
- Where
- Turkey (Türkiye)
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Uludag University
Bradycardia, Strabismus
The Alaska Oculocardiac Reflex Study
Observation study monitoring vital signs and anesthetic variables particularly heart rate during prospective, ocular manipulation and specifically uniform tension on extra ocular muscles during strabismus surgery.
- Trial name
- AK-OCR (NCT04353960)
- Testing
- electrocardiograph
- Where
- United States
- Volunteers
- 4,000 people, healthy volunteers welcome
- Sponsor
- Alaska Blind Child Discovery
Nystagmus, Strabismus
Screening for Studies on Nystagmus and Strabismus
This screening protocol is designed to help recruitment patients for National Eye Institute (NEI) studies on nystagmus and strabismus.
- Trial name
- NCT00001861
- Where
- United States
- Volunteers
- 1,500 people
- Sponsor
- National Eye Institute (NEI)
Exotropia, Evaluation of Surgical Techniques in Correcting Exotropia
Evaluation of The Techniques in Correcting Large-Angle Exotropia
The aim of this study is to evaluate the techniques of combined lateral rectus muscle recession with hang back and combined lateral rectus muscle recession with z-tenotomy in correcting large-angle exotropia.
- Trial name
- NCT06084442
- Testing
- Evaluation of The Techniques of Lateral Rectus Muscle Combined Recession with Hang Back and Combined Recession with Z-Tenotomy in Correcting Large-Angle Exotropia
- Volunteers
- 50 people
- Sponsor
- Tanta University
Anesthesia, Local, Ophthalmopathy
Comparison Between Peribulbar And Sub-tenon Blocks on Oculocardiac Reflex (OCR) During Pediatric Strabismus Surgery
The aim of this study is to compare between peribulbar block and subtenon block as an adjunct to general anesthesia in children undergoing strabismus surgery on oculocardiac reflex (OCR), post-operative analgesia and…
- Conditions
- Anesthesia, Local, Ophthalmopathy, Strabismus, Pediatric ALL
- Trial name
- NCT06293586
- Testing
- peribulbar block, sub-tenon block, Paracetamol
- Where
- Egypt
- Volunteers
- 140 people, healthy volunteers welcome
- Sponsor
- Cairo University
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
Postoperative Delirium, Strabismus
Does Preoperative Sleep Quality Affect the Postoperative Emergence Delirium in Children Undergoing Strabismus Surgery
Sleep is important in maintaining the physiological function of the human body. Recently several studies have reported that preoperative sleep quality is associated with postoperative emergence delirium (ED) The ED is a common in…
- Conditions
- Postoperative Delirium, Strabismus, Sleep Disorder
- Trial name
- NCT03332407
- Where
- South Korea
- Volunteers
- 67 people, healthy volunteers welcome
- Sponsor
- Pusan National University Hospital
Strabismus
Does LMA Instead of ET Tube Affect Incidence of Postoperative Vomiting in Children Undergoing Strabismus Correction?
The effect of airway management on vomiting after strabismus surgery is unknown. The purpose of this study is to find out whether the use of different airway devices, such as LMA, which is a special mask placed in the throat or…
- Trial name
- NCT00338559
- Where
- United States
- Volunteers
- 71 people
- Sponsor
- The University of Texas Health Science Center, Houston
Strabismus, Delirium on Emergence
Efficacy of Single-Shot Dexmedetomidine Versus Placebo in Preventing Pediatric Emergence Delirium in Strabismus Surgery
This study is trying to see if using precedex pre-operatively prevents emergence delirium in pediatric (ages 1-7) patients undergoing strabismus surgery.
- Conditions
- Strabismus, Delirium on Emergence, Pediatric Disorders
- Trial name
- NCT01901588
- Testing
- Dexmedetomidine
- Where
- United States
- Volunteers
- 63 people
- Sponsor
- NYU Langone Health
Vision Disorders, Strabismus
Vision in Children Born to Opioid-dependent Methadone-maintained Mothers
The investigators will re-investigate 150 children studied extensively in the past. 100 of these children were born to mothers prescribed methadone during their pregnancy because of opiate dependency, and 50 were comparison…
- Conditions
- Vision Disorders, Strabismus, Nystagmus, Binocular Vision Disorder
- Trial name
- VINCH (NCT03603301)
- Where
- United Kingdom
- Volunteers
- 200 people
- Sponsor
- NHS Greater Glasgow and Clyde
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)
Pediatric Squint Surgeries
Comparing General Anesthesia With Single Injection Peribulbar Block With 3 Different Drugs
To compare the effect of the used local anesthetics in this study on decreasing the incidence of oculocardiac reflex . To evaluate the efficacy of Articaine 4 % , mepivacaine 3% and lidocaine 2% regarding post- operative…
- Trial name
- NCT05728151
- Testing
- Articaine and Epinephrine Only Product, levobupivacaine, mepivacaine
- Where
- Egypt
- Volunteers
- 55 people
- Sponsor
- Research Institute of Ophthalmology, Egypt
Strabismus
Comparison of Propofol 1mg/kg and Propofol 0.5mg/kg for Prevention of Emergence Agitation in Children Undergoing Strabismus Surgery During Sevoflurane Anesthesia
The occurrence of emergence agitation (EA) in pediatric patients who have received sevoflurane anesthesia is a common postoperative problem.
- Trial name
- NCT02152787
- Testing
- Injection of propofol 1.0mg/kg, propofol 0.5mg/kg, normal saline
- Where
- South Korea
- Volunteers
- 90 people
- Sponsor
- Yonsei University
Premedication, Oculocardiac Reflex
Intranasal Dexmedetomidine vs Midazolam-ketamine Combination for Premedication of Pediatric Patients
The aim of this study is using intranasal dexmedetomidine versus intranasal midazolam-ketamine combination for premedication and preventing the oculocardiac reflex of pediatric patients undergoing strabismus surgery.
- Trial name
- NCT02072083
- Testing
- Dexmedetomidine, Ketamine
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people
- Sponsor
- TC Erciyes University
Strabismus
Eye Muscle Needle Electromyogram (EMu) Study
In some cases, strabismus, or squint, is treated with injections of Botulinum toxin (BTX) to temporarily relax the eye muscle responsible for causing the eye to be pulled to one side.
- Trial name
- EMu (NCT03895632)
- Where
- United Kingdom
- Volunteers
- 25 people
- Sponsor
- Liverpool University Hospitals NHS Foundation Trust
Coordination Impairment
Physical Activity on Eye Hand Coordination Post Strabismus Surgery
The aim of this study is to determine the effect of physical activity on eye hand coordination in patient with amblyopia after strabismus surgery.
- Trial name
- NCT06759792
- Testing
- eye hand coordination exercises
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Amany Refaat Mohamed Abdel Wahid
Exotropia
Intermittent Exotropia in Egyptian Population
Strabismus is one of the most frequent ocular problems among developmentally normal children. The prevalence of strabismus varies among different regions, ranging from 0.06% in Japan to 5.65% in China.
- Trial name
- NCT06312865
- Testing
- Ophthalmic exam
- Volunteers
- 600 people
- Sponsor
- Assiut University
Strabismus
The Effect of Vision Therapy/Orthoptic on Motor & Sensory Status of the 3 to 7 Years Old Strabismic Patients
Vision therapy (VTO) is a group of non-surgical treatment helping patients in 3 subjects;1)increasing the the visual acuity 2)improving the mechanical skills resulting in increasing the power of extraocular muscles,biocular…
- Trial name
- NCT00917982
- Testing
- vision therapy
- Where
- Iran
- Sponsor
- Shahid Beheshti University of Medical Sciences
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
Exotropia
Observation Versus Occlusion Therapy for Intermittent Exotropia
The present study is being conducted to assess the natural history of intermittent exotropia and to establish the effectiveness of occlusion in its treatment.
- Trial name
- IXT2 (NCT01032330)
- Testing
- occlusion treatment
- Where
- 2 sites in United States
- Volunteers
- 611 people
- Sponsor
- Jaeb Center for Health Research