Clinical trials: Evoked Potentials, Visual
Autistic Disorder, Autism, Early Infantile
Using the Digital EEG Spectral Analysis in Assessing Neuroelectrical Processing Abnormalities in Autism
Individuals with Autism Spectrum Disorder will have abnormal DESA® results. Our objective is to use neuroelectrical measures to determine the degree of processing abnormalities in individuals with Autism.
- Conditions
- Autistic Disorder, Autism, Early Infantile, Autism, Infantile, Asperger Syndrome
- Trial name
- NCT00693953
- Where
- United States
- Volunteers
- 200 people
- Sponsor
- Yellen & Associates, Inc.
Retinal Disease, Visual Impairment
Repeatability of Electroretinogram and Visual Evoked Potential
To assess repeatability of electroretinogram and visual evoked potential in clinical practice
- Conditions
- Retinal Disease, Visual Impairment, Vision Disorders
- Trial name
- NCT05334875
- Testing
- Electroretinogram (ERG), Visual evoked potential (VEP)
- Where
- Egypt
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Benha University
Intraoperative Neurophysiological Monitoring, Malignant Brain Tumors
Intraoperative Neurophysiological Monitoring in Brain Tumor Surgery: Prospective Cohort Studies
BACKGROUND Brain tumor surgery requires balancing two competing priorities: maximizing the extent of tumor resection to improve survival while preserving neurological function.
- Conditions
- Intraoperative Neurophysiological Monitoring, Malignant Brain Tumors, Motor Evoked Potential Monitoring, Cortico-cortical Evoked Potential Monitoring
- Trial name
- NCT07789938
- Testing
- Intraoperative neurophysiological monitoring, no Intraoperative neurophysiological monitoring
- Where
- Denmark
- Volunteers
- 166 people
- Sponsor
- Odense University Hospital
Tumor of Pituitary and Suprasellar Region
Tegaderm and Visual Evoked Potentials
The purpose of this study is to determine if a clear barrier placed over the eyes has any effect on goggle monitoring. When a patient has general anesthesia they lose the ability to blink and their eyes may dry.
- Trial name
- NCT02105337
- Where
- United States
- Volunteers
- 6 people
- Sponsor
- Rutgers, The State University of New Jersey
Amblyopia
Noninvasive Brain Stimulation in Adult Amblyopia
The goal of this randomized controlled trial is to investigate the effectiveness of non-invasive brain stimulation in treating adults with amblyopia. The main questions it aims to answer are: 1.
- Trial name
- NIBSAAM (NCT06712849)
- Testing
- High Frequency Transcranial Random Noise Stimulation
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Midwestern University
Chiasmal; Lesion, Prechiasmal; Lesion
Intraoperative Continuous Flash Visual Evoked Potentials Monitoring During Endoscopic Skull Base Surgery
Skull base surgeries performed in areas involving the visual pathway are associated with varying levels of postoperative visual dysfunction.
- Trial name
- NCT04068220
- Testing
- intraoperative FVEPs monitoring
- Where
- Canada
- Volunteers
- 40 people
- Sponsor
- Fahad AlKherayf
Mild Traumatic Brain Injury
SSVEP Evaluation of Brain Function
The investigational device used in this clinical investigation, the Nurochek Headset, is a portable electroencephalogram (EEG) headset which delivers a visual stimulus and measures a VEP.
- Trial name
- NCT05614570
- Testing
- SSVEP Device, SCAT5
- Where
- Australia
- Volunteers
- 1,300 people, healthy volunteers welcome
- Sponsor
- Headsafe MFG
Myopia
VEP for Assessment SMILE Visual Quality
To evaluate the subjective and objective postoperative visual quality employing pattern visual evoked potential (P-VEP) following small incision lenticule extraction (SMILE).
- Trial name
- SMILE VEP (NCT07889752)
- Testing
- small incision lenticule extraction (SMILE)
- Where
- China
- Volunteers
- 84 people
- Sponsor
- yuhao shao
Glaucoma
Does Lowering Eye Pressure Affect the Results Obtained From Objective Visual Field Testing?
A study to determine whether a patient's range of vision test results improve after their eye pressure is lowered by 30% or more by testing on a new machine called the Accumap and how to learn how much the Accumap's results…
- Trial name
- NCT00799994
- Where
- United States
- Volunteers
- 23 people, healthy volunteers welcome
- Sponsor
- Wills Eye
Relapsing Remitting Multiple Sclerosis, Optic Neuropathy
Nanocrystalline Gold to Treat Remyelination Failure in Chronic Optic Neuropathy In Multiple Sclerosis
The objective of this trial is to assess the efficacy and safety of CNM-Au8 as a remyelinating treatment for vision-impairing MS lesions in participants who have chronic vision impairment as a result of Relapsing-Remitting…
- Conditions
- Relapsing Remitting Multiple Sclerosis, Optic Neuropathy, Optic; Neuritis, With Demyelination
- Trial name
- VISIONARY-MS (NCT03536559)
- Testing
- CNM-Au8
- Where
- 7 sites in United States, Australia and 1 more
- Volunteers
- 73 people
- Sponsor
- Clene Nanomedicine
Bipolar Depression
Neural and Visual Responses to Light in Bipolar Disorder: A Novel Putative Biomarker
Objective. Bipolar Disorders (BD) are a major public health problem. The investigators still lack knowledge of the mechanisms which contribute to BD.
- Trial name
- LightEyeBD (NCT02048995)
- Where
- United States
- Volunteers
- 91 people, healthy volunteers welcome
- Sponsor
- Northwestern University
Multiple System Atrophy, Parkinsonism
Potential Use of Autologous and Allogeneic Mesenchymal Stem Cells in Patients With Multiple System Atrophy
The prevalence of Multiple System Atrophy (MSA) is reported to be between 3.4 - 4.9 cases per 100,000 population. The estimated average incidence is 0.6 - 0.7 cases per 100,000 people per year.
- Conditions
- Multiple System Atrophy, Parkinsonism, Multiple System Atrophy, Parkinson Variant
- Trial name
- NCT04876326
- Testing
- Autologous Adipose Mesenchymal Stem Cell Implantation, Allogeneic Umbilical Cord Mesenchymal Stem Cell Implantation, Allogeneic Umbilical Cord Mesenchymal Stem Cell and Adipose Secretome Implantation
- Where
- Indonesia
- Volunteers
- 15 people
- Sponsor
- Universitas Indonesia
Idiopathic Scoliosis, Vestibular Abnormality
Function of Inner Ear Such as Balance and Perception of Verticality in Children With Idiopathic Scoliosis
The purpose of this study was to evaluate vestibular function in children with idiopathic scoliosis as a possible cause of etiopathogenesis of its diagnose.
- Trial name
- NCT04714632
- Where
- Czechia
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Charles University, Czech Republic
Surgery, Optic Nerve and Pathway Injury
Advantage of Using Intraoperative Visual Evoked Potentials to Preserve Visual Function During Surgical Procedures Near the Optical Pathways
Visual morbidity (visual acuity and/or visual field deficit) must be taken into account during neurosurgical procedures for lesions near the optical pathways. Part of this morbidity is due to surgical manipulation.
- Trial name
- VISUOPEV (NCT01517789)
- Testing
- Visual evoked potentials monitoring during neurosurgery - Vision monitor MonOpera®
- Where
- France
- Volunteers
- 40 people
- Sponsor
- University Hospital, Bordeaux
Central Visual Impairment, Peripherical Visual Impairment
A Study of Taste- and Olfactory-Evoked Potentials in Patients With Visual Impairment: Taste, Smell, and Vision
Visual impairment, whether central or peripheral, may influence the plasticity of other sensory modalities, such as taste and smell.
- Conditions
- Central Visual Impairment, Peripherical Visual Impairment, Macular Retinal Dystrophy, Peripherical Macular Dystrophy
- Trial name
- GOUSTAVIS (NCT07707219)
- Testing
- Taste and smell evaluation, Recording of evoked potentials (EP)
- Where
- France
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Centre Hospitalier Universitaire Dijon
Multiple Sclerosis
Evaluation of the Relationship Between Optic Nerve Diameter and Optic Nerve Sheath Diameter Measured by Transorbital Sonography With Clinical, Radiological, and Electrophysiological Parameters in Multiple Sclerosis Patients
The primary aim of this study is to evaluate the reliability of optic nerve diameter (OND) and optic nerve sheath diameter (ONSD) measurements made with transorbital sonography (TOS) and magnetic resonance imaging (MRI) in…
- Trial name
- NCT06533930
- Testing
- Transorbital Sonography, Orbita Magnetic Resonance Imaging, Visual Evoked Potentials
- Where
- Turkey (Türkiye)
- Volunteers
- 136 people, healthy volunteers welcome
- Sponsor
- Kutahya Health Sciences University
Healthy Adult, Diabetic Retinopathy, DR
The Effect of Different Auditory Types on Visual Evoked Potentials (VEP)
To investigate the effect of different sound types on pattern visual evoked potential (VEP) responses among healthy adults
- Trial name
- NCT07850245
- Where
- Saudi Arabia
- Volunteers
- 68 people, healthy volunteers welcome
- Sponsor
- King Saud University
Amblyopia, VEP
Possible Beneficial Effects Of Combined Fluoxetine And Occlusion Therapy In Improving And Maintaining Vision In Amblyopia Using Optical Coherence Tomography Angiography (OCTA) And Visual Evoked Potential (VEP). The Aim Of The Study Is To Evaluate Possible Beneficial Effects For Different Age Groups.
Amblyopia is described as a limitation of the visual function of one or both eyes with no pathological cause, with a prevalence of about 1-5% of the total world population.
- Trial name
- VA; OCTA; VEP; (NCT07417046)
- Testing
- Flouxetine, Patching therapy
- Where
- Egypt
- Volunteers
- 50 people
- Sponsor
- Minia University
Epilepsy
Cortical Excitability and Treatment Response in People with Epilepsy
Epilepsy is a medical condition marked by the occurrence of unpredictable, recurrent seizures. One-third of people with epilepsy continue to experience seizures, despite having attempted multiple forms of anti-seizure medication…
- Trial name
- eCORTA (NCT05551403)
- Testing
- Eyes-closed rest-EEG registration, Transcranial Magnetic Stimulation during EEG and EMG registrations, Photic stimulation during eyes-closes EEG registration
- Where
- 2 sites in Netherlands
- Volunteers
- 28 people
- Sponsor
- Stichting Epilepsie Instellingen Nederland
Mechanical Ventilation, Nonverbal Communication
Brain Computer Interface for Communication in Ventilated Patients
Objectives: Specific Aim 1: To demonstrate the feasibility of using a Steady State Visual Evoked Potential (SSVEP) based Brain Computer Interface (BCI) device to facilitate communication of common patient needs in alert…
- Conditions
- Mechanical Ventilation, Nonverbal Communication, Intratracheal Intubation, Critical Illness
- Trial name
- NCT02791425
- Testing
- Brain Computer Interface (BCI) device, Communication picture board
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- University of Michigan