Clinical trials: Visual Disorder
Amblyopia
Assessment of Device for Treatment of Amblyopia
The study will evaluate the effect of Reviview™, a dichoptic video display device for administrating a novel treatment protocol for Amblyopia (lazy eye) in kids.
- Trial name
- NCT02003235
- Testing
- Daily watching videos using Reviview™, a dichoptic video display device, for 60 min
- Where
- Israel
- Volunteers
- 35 people
- Sponsor
- Visior Technologies Ltd.
Dysmenorrhea
Effectiveness of the Transcutaneous Electrical Nerve Stimulation in Dysmenorrhea
Hypothesis: What is the best modulation of pulse frequency in transcutaneous electrical nerve stimulation in dysmenorrhea? Purpose: To determine the effect of hypoalgesia frequency modulation pulse by transcutaneous electrical…
- Trial name
- NCT01455285
- Testing
- transcutaneous electrical nerve stimulation
- Where
- Brazil
- Sponsor
- Universidade Federal do Piauí
Brain and Central Nervous System Tumors, Childhood Germ Cell Tumor
Temozolomide and O6-benzylguanine in Treating Children With Solid Tumors
RATIONALE: Drugs used in chemotherapy use different ways to stop tumor cells from dividing so they stop growing or die. Combining more than one drug may kill more tumor cells.
- Conditions
- Brain and Central Nervous System Tumors, Childhood Germ Cell Tumor, Extragonadal Germ Cell Tumor, Kidney Cancer
- Trial name
- NCT00020150
- Testing
- O6-benzylguanine, temozolomide
- Where
- United States
- Sponsor
- National Cancer Institute (NCI)
Visual Suppression, Amblyopia
Autostereoscopic Dynamic Near Vision Testing
This is an analysis of tests of near vision. Visual perception testing using a novel program on an interactive three dimensional electronic device: Autostereoscopic dynamic near games for monocular visual acuity, stereopsis and…
- Conditions
- Visual Suppression, Amblyopia, Color Vision Defects
- Trial name
- PDICheck (NCT04606355)
- Testing
- Visual Acuity, stereopsis, Color vision
- Where
- United States
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Alaska Blind Child Discovery
Myopia, Myopia; Refractive Error
Efficacy and Visual Quality of Orthokeratology Lenses With Different Designs
Orthokeratology (ortho-k) lens is very effective in slowing down axial elongation in myopic children by 30% to 63% when compared to children wearing single-vision spectacles or contact lenses.
- Trial name
- NCT06825585
- Testing
- Orthokeratology with 5.0mm back optical zone diameter, Orthokeratology with a 6.2 mm back optical zone diameter
- Where
- China
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Xiaoyan Yang
Diplopia, Binocular Vision Suppression
Understanding Visual Confusion Using Stereoscopic Displays
In this research study we want to test how people understand a visual scene when the same image is presented to both the eyes, but portions of these images are altered in terms of contrast, depth or in some cases motion.
- Conditions
- Diplopia, Binocular Vision Suppression, Binocular; Fusion, With Defective Stereopsis, Monocular Diplopia
- Trial name
- NCT04957745
- Testing
- Binocular visual confusion (unilateral opaque), Unilateral monocular visual confusion (unilateral see-through), Bilateral monocular visual confusion (bilateral see-through)
- Where
- United States
- Volunteers
- 13 people, healthy volunteers welcome
- Sponsor
- Massachusetts Eye and Ear Infirmary
Amblyopia
Electronic Recording of Compliance With Occlusion Therapy for Amblyopia
The purpose of this study was to determine whether compliance with occlusion therapy for amblyopia could be improved and, secondly, if risk factors for non-compliance could be identified.
- Trial name
- NCT00131729
- Testing
- Educational programme
- Where
- 2 sites in Germany, United Kingdom
- Volunteers
- 200 people
- Sponsor
- Erasmus Medical Center
Amblyopia
Amblyopia Treatment for Children Aged 8 to 12 Years
This study is being done to assess the effect of at-home amblyopia treatment with Curesight™ for children aged 8 to 12 years. Curesight™ allows you to stream any videos on a computer screen at home but the amblyopic eye will see…
- Trial name
- NCT07281742
- Testing
- Curesight dichoptic videos
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Retina Foundation of the Southwest
Hypoxic-Ischemic Encephalopathy, Neonatal Encephalopathy
Healthy Little Eyes
The purpose of this research study is to gather more information on how eye injury is related to a baby's future development and see if eye function and brain test results can be used, along with current measures, to better…
- Conditions
- Hypoxic-Ischemic Encephalopathy, Neonatal Encephalopathy, Encephalopathy
- Trial name
- NCT05971446
- Testing
- Visual Evoked Potential (VEP), Electroretinogram (ERG)
- Where
- United States
- Volunteers
- 125 people, healthy volunteers welcome
- Sponsor
- University of Wisconsin, Madison
Developmental Dyslexia, Reading Problem
Personalization of Visual Characters and Text-to-Speech (TTS) to Support Learning in Students With Reading Difficulties
Previous research has shown the importance of font type, size and spacing to facilitate text reading in dyslexia. A special automatized procedure was designed to select the most favorable parameters for both text visualization…
- Trial name
- NCT06947512
- Testing
- Seleggo Test
- Where
- 3 sites in Italy
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- IRCCS Eugenio Medea
Cortical/Cerebral Visual Impairment, Cerebral Palsy
Examining the Effect of Eye Gaze Technology on Children With Cortical Visual Impairment
The goal of this study is to learn about eye gaze technology's use as an assessment and intervention of visual skills and the impact on occupational performance in children with cortical/cerebral visual impairment.
- Trial name
- NCT06067607
- Testing
- eye gaze technology
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Rockhurst University
Myopia
Pilot Study on the Adaptation and Tolerance of Essilor® Myopia-control Spectacle Lenses
This observational pilot study aims to evaluate the adaptation and tolerance of Essilor® Stellest® myopia-control spectacle lenses in children with progressive myopia.
- Trial name
- STELLAR (NCT07340931)
- Where
- France
- Volunteers
- 50 people
- Sponsor
- Nantes University Hospital
Amblyopia, Strabismus
Vision In Preschoolers Study (VIP Study)
To identify vision-screening tests that can accurately predict those three- and four-year old preschoolers who would benefit from a comprehensive vision examination because of signs of amblyopia, strabismus, and/or significant…
- Conditions
- Amblyopia, Strabismus, Refractive Error
- Trial name
- NCT00038753
- Testing
- Vision Screening
- Where
- 5 sites in United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- National Eye Institute (NEI)
Autism Spectrum Disorder
Effectiveness of Chinese Handwriting Intervention Program for Children With ASD
This research aims to investigate the effectiveness and acceptability of the newly developed Chinese handwriting performance intervention program
- Trial name
- NCT05841511
- Testing
- Chinese handwriting intervention program for children with ASD, named "Go Go Handwriting - ASD version"
- Where
- Taiwan
- Volunteers
- 22 people
- Sponsor
- National Taiwan University Hospital
Amblyopia
Early Detection and Prevention of Amblyopia and Visual Impairment Through Systematic Pediatric Vision Screening
Amblyopia, characterized by reduced visual acuity, develops in childhood due to insufficient sensory stimulation of the affected eye.
- Trial name
- FALSSE (NCT07112560)
- Testing
- Standard screening procedure for amblyopia, New amblyopia screening method using a virtual reality headset.
- Where
- France
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- University Hospital, Strasbourg, France
Speech Sound Disorder
Visual-acoustic Intervention With Service Delivery In-person and Via Telepractice Trial
Children with speech sound disorder show diminished intelligibility in spoken communication and may thus be perceived as less capable than peers, with negative consequences for both socioemotional and socioeconomic outcomes.
- Trial name
- VISIT (NCT06517225)
- Testing
- Visual-acoustic biofeedback
- Where
- 3 sites in United States
- Volunteers
- 76 people
- Sponsor
- New York University
Appendicolith, Appendicitis
Laparoscopic Appendectomy Performed by Junior SUrgeonS: Impact of 3D Visualization on Surgical Outcome
Laparoscopy has revolutionized the approach to a number of surgical problems causing a re-evaluation of several clinical strategies.
- Conditions
- Appendicolith, Appendicitis, Appendicitis With Perforation, Appendicitis Peritonitis
- Trial name
- LAPSUS (NCT03770897)
- Testing
- 3D Laparoscopic Appendectomy, 2D Laparoscopic Appendectomy
- Where
- Italy
- Volunteers
- 128 people
- Sponsor
- Azienda Socio Sanitaria Territoriale degli Spedali Civili di Brescia
Hearing Disorder
Genetic Analyses of Nonsyndromic and Syndromic Deafness in Pakistan
Objective: One objective of this study is to genetically map and identify mutated genes for human hereditary hearing loss. A second objective is to study the function of these genes in the auditory system using mouse models.
- Trial name
- NCT00341874
- Where
- Pakistan
- Volunteers
- 18,009 people
- Sponsor
- National Institute on Deafness and Other Communication Disorders (NIDCD)
Asperger Syndrome, High Functioning Autism
Portable Visual Guidance System Phase II
Abstract: In Phase I, we designed and tested a Portable Visual Guidance System (PVGS), which combines a PDA - for user guidance - and an Internet website - for linking the user to an educational support team.
- Trial name
- PVGS-II (NCT00848874)
- Testing
- PVGS
- Where
- United States
- Volunteers
- 47 people
- Sponsor
- Minna Levine, PhD
Glaucoma, Filtering Surgery
Long-Term IOP Fluctuation and VF Progression After Triple Procedure
Long-term intraocular pressure (IOP) fluctuation may be significantly associated with the progression of glaucomatous visual field loss, even in patients kept always low IOP after triple procedure, an effective approach for…
- Conditions
- Glaucoma, Filtering Surgery, Intraocular Pressure
- Trial name
- NCT00428740
- Where
- South Korea
- Volunteers
- 300 people
- Sponsor
- Yonsei University