Clinical trials: Strabismus
Refractive Errors, Amblyopia
Performance of 2WIN Photoscreener With Corneal Reflex Compared to School Bus Retinoscopy by AAPOS Guidelines
Pediatric eye patients receive infrared photoscreener screening and skiascopy as a part of routine examination to compare ability to detect amblyopia risk factors.
- Conditions
- Refractive Errors, Amblyopia, Strabismus, Development Delay
- Trial name
- 2WINbus (NCT03668067)
- Testing
- 2WIN photoscreener
- Where
- United States
- Volunteers
- 471 people
- Sponsor
- Alaska Blind Child Discovery
Blepharospasm, Torticollis
MDs on Botox Utility (MOBILITY)
The MOBILITY Project is a prospective, non-randomized, observational, multi-centre evaluation of Health Utility via the SF-12® Health Survey Scores and the SF-6D in patients receiving BOTOX® for therapeutic use.
- Conditions
- Blepharospasm, Torticollis, Strabismus, Muscle Spasticity
- Trial name
- NCT00535938
- Testing
- botulinum toxin type A
- Where
- Canada
- Volunteers
- 1,372 people
- Sponsor
- Allergan
Emergence Delirium, Strabismus
KETODEX for Emergence Delirium in Children Undergoing Outpatient Strabismus Surgery
Strabismus surgery for children is a very common procedure, with a high incidence of emergence delerium in the recovery room. A combination of intravenous ketamine/dexmedetomidine, or ketodex, has been previously shown to reduce…
- Trial name
- NCT03779282
- Testing
- Dexmedetomidine
- Where
- United States
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Ochsner Health System
Amblyopia, Anisometropia
Dichoptic Virtual Reality Therapy for Amblyopia in Adults
This was a randomized, masked, controlled study of the effect of a virtual reality, binocular, 3-dimensional video game on visual acuity and stereopsis in adult patients with amblyopia.
- Conditions
- Amblyopia, Anisometropia, Strabismus
- Trial name
- NCT02246556
- Testing
- Dichoptic therapy, Patching therapy, Dioptic (non-dichoptic) therapy
- Where
- United States
- Volunteers
- 17 people
- Sponsor
- University of California, San Francisco
Amblyopia
Observational Study of Optical Correction for Strabismic Amblyopia in Children 3 to <7 Years Old
This study will evaluate the effectiveness of refractive correction alone for the treatment of previously untreated strabismic or combined-mechanism amblyopia in children 3 to <7 years old with visual acuity of 20/40 to 20/400
- Trial name
- ATS13 (NCT00669539)
- Where
- United States
- Volunteers
- 156 people
- Sponsor
- Jaeb Center for Health Research
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
Strabismus
Peribulbar Block for Prevention of Oculocardiac Reflex
Strabismus is a common ophthalmic problem in Egypt that usually requires surgical correction. This surgery primarily aims to improve alignment of visual axis but may be required only for cosmetic reasons.
- Trial name
- NCT04549844
- Testing
- Bupivacaine
- Where
- Egypt
- Volunteers
- 70 people
- Sponsor
- Fayoum University Hospital
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
Strabismus
Bilateral and Unilateral Horizontal Strabismus Surgery
This study was done in alternating strabismus patients to compare symmetrical muscle surgery and asymmetrical one as regard efficacy and lateral incomitance after surgery
- Trial name
- NCT04199286
- Testing
- symmetrical and asymmetrical horizontal strabismus surgery
- Where
- 2 sites in Egypt
- Volunteers
- 40 people
- Sponsor
- Minia University
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
Delirium
The Effect of Remifentanil Infusion During Emergence on the Incidence of Emergence Delirium
The aim of the present study is to assess the effect of postoperative remifentanil infusion on the incidence of emergence agitation in preschool-aged children undergoing strabismus surgery with sevoflurane anaesthesia.
- Trial name
- NCT02108795
- Testing
- Remifentanil
- Where
- South Korea
- Volunteers
- 86 people
- Sponsor
- Yeungnam University College of Medicine
Surgical Procedure, Unspecified, Ocular Discomfort
Lateral Rectus Muscle Tendon Elongation
To evaluate a technique using resected medial rectus muscle transplantation for elongation of Lateral rectus tendon as a monocular surgery for large angle sensory exotropia.
- Conditions
- Surgical Procedure, Unspecified, Ocular Discomfort, Strabismus, Divergent
- Trial name
- NCT04286945
- Testing
- LATERAL RECTUS MUSCLE AUGMENTED RECESSION BY ELONGATION OF THE TENDON WITH AUTOGRAFT FROM RESECTED MEDIAL RECTUS MUSCLE
- Volunteers
- 16 people
- Sponsor
- Tanta 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
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
Intermittent Strabismus, Exotropia Intermittent
Visual Therapy for Intermittent Strabismus
Intermittent strabismus is a condition in which the eyes occasionally become misaligned, affecting binocular vision, depth perception, and quality of life.
- Conditions
- Intermittent Strabismus, Exotropia Intermittent, Esotropia Intermittent
- Trial name
- ViT(I)S (NCT07563959)
- Testing
- Visual Therapy
- Volunteers
- 30 people
- Sponsor
- Universitat Politècnica de Catalunya
Intraocular Pressure
Ocular-hypertensive Response to Topical Steroids in Children After Bilateral Strabismus Surgery
This study aims to compare the effects of topical (Rimexolone versus Dexamethasone) on the IOP in children under 13 years of age who underwent bilateral strabismus surgery, and to compare the effects of topical (Rimexolone versus…
- Trial name
- NCT02816905
- Testing
- 0.1 % Dexamethasone, 0.1% Fluorometholone, 1% Rimexolone
- Where
- Egypt
- Volunteers
- 40 people
- Sponsor
- Cairo University
Myopia, Strabismus
Evaluation of a County-Based Eye Health Service Model in Rural Chinese Children
This project proposes to conduct a prospective, multicenter registry study in rural China to evaluate, under real-world conditions, the implementation effectiveness of an integrated child eye health service model centered at the…
- Conditions
- Myopia, Strabismus, Eye Health
- Trial name
- NCT07547748
- Testing
- School-based Eye Health Screening
- Where
- China
- Volunteers
- 20,000 people, healthy volunteers welcome
- Sponsor
- Zhongshan Ophthalmic Center, Sun Yat-sen University
PONV
Penehyclidine for PONV Prophylaxis After Strabismus Surgery
Patients scheduled for elective strabismus surgery under general anesthesia in the First Affiliated Hospital of Nanjing Medical University will be included in this study.
- Trial name
- NCT04054479
- Testing
- Penehyclidine, normal saline
- Where
- China
- Volunteers
- 228 people
- Sponsor
- The First Affiliated Hospital with Nanjing Medical University
Anesthesia, Local
Subconjunctival Bupivacaine in Strabismus Surgery
This study aimed to assess the effectiveness of the Subconjunctival bupivacaine on postoperative pain in Strabismus surgery under general anaesthesia.
- Trial name
- NCT04782960
- Testing
- Iocal anaesthetic bupivacaine
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Fayoum University
Low Flow Anesthesia, Sevoflurane
Low Flow Anesthesia in Children Undergoing Strabismus Surgery
Emergence agitation (EA) involves restlessness, disorientation, excitation, non-purposeful movement, inconsolability, thrashing, and incoherence during early recovery from general anesthesia.
- Conditions
- Low Flow Anesthesia, Sevoflurane, Strabismus, Emergence Delirium
- Trial name
- LFA in child (NCT06560268)
- Testing
- Sevoflurane; In our study, the effects of sevoflurane in different FGFs administered in children undergoing strabismus surgery on EA and anesthetic agent consumption will be investigated.
- Volunteers
- 150 people
- Sponsor
- Cukurova University