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Pupil Effects

Showing 1 - 25 of 1,133
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Pupil Diameter, Pupil Contraction Rate, Pupil Light Reflection Trial in Yangzhou (pupil's light and pupil diameter)

Completed
  • Pupil Diameter
  • +2 more
  • pupil's light and pupil diameter
  • Yangzhou, Jiangsu, China
    the Affiliated Hospital of Yangzhou University
Jan 5, 2023

Assignment of Verbal Component Score and Addition of Pupil

Recruiting
  • Brain Injuries, Traumatic
  • GCS-Pupil score
  • Bursa, Turkey
    Bursa City Hospital
Mar 10, 2023

Myopia, Progressive Trial in Shenyang (0.01% atropine eye drop)

Not yet recruiting
  • Myopia, Progressive
  • 0.01% atropine eye drop
  • Shenyang, Liaoning, China
    He Eye Hospital
Oct 2, 2023

Light Sensitivity Trial in Tübingen (Indoor vs. outdoor scenes)

Recruiting
  • Light Sensitivity
  • Indoor vs. outdoor scenes
  • Tübingen, Germany
    Max Planck Institute for Biological Cybernetics
Jul 24, 2023

Emmetropia, Myopia Trial in Houston (White Light therapy, Blue light therapy, Red light therapy)

Completed
  • Emmetropia
  • Myopia
  • White Light therapy
  • +3 more
  • Houston, Texas
    University of Houston College of Optometry
May 7, 2023

Comparison of Two Different Pupillometer

Not yet recruiting
  • Measurement of Pupil Diameter
  • 2WIN
  • OPD
  • Shenyang, Liaoning, China
    He Eye Hospital
Feb 12, 2023

Reliability of Pupil Response to Acute Pain

Recruiting
  • Pain
  • Osteoarthritis
    • Winston-Salem, North Carolina
      Wake Forest Baptist Medical Center
    Dec 23, 2022

    Relative Afferent Pupil Defect (RAPD) Trial (Swinging Light test, Virtual Reality Head-Mounted Display (VR HMD))

    Not yet recruiting
    • Relative Afferent Pupil Defect (RAPD)
    • Swinging Light test
    • Virtual Reality Head-Mounted Display (VR HMD)
    • (no location specified)
    Mar 22, 2023

    Horner Syndrome Trial in Denver (10% phenylephrine)

    Terminated
    Has Results
    • Horner Syndrome
    • 10% phenylephrine
    • Denver, Colorado
    • +1 more
    Feb 18, 2022

    Quality of Vision in Implantable Collamer Lens (ICL)

    Completed
    • Pupil Diameter
      • Shenyang, Liaoning, China
        He Eye Specialist Hospital, Shenyang.
      Jan 29, 2022

      Pediatric GCS-Pupil Score in Pediatric Traumatic Brain Injury

      Not yet recruiting
      • Brain Injuries, Traumatic
      • Glasgow coma scale
      • Bursa, Turkey
        Bursa Provincial Health Directorate University of Health Science
      Jun 16, 2022

      Pain, Monitoring, Intraoperative Trial in Edegem (PDR measurement)

      Completed
      • Pain
      • Monitoring, Intraoperative
      • PDR measurement
      • Edegem, Antwerp, Belgium
        University hospital Antwerp
      May 17, 2022

      Pseudoexfoliation Syndrome, Pseudoexfoliation Glaucoma in Both Eyes, Pseudoexfoliation of Lens; Glaucoma Trial in Assiut (,

      Completed
      • Pseudoexfoliation Syndrome
      • +2 more
      • , Humphrey visual field (24-2) analysis and optical coherence tomography on retinal nerve fiber layer (RNFL) and ganglion cell complex.(GCC)
      • Assiut, Egypt
        Assiut University
      Apr 9, 2022

      Mydriasis Trial in Cypress (Tropicamide 1%-Phenylephrine 2.5% ophthalmic solution (TR/PE), Tropicamide 1% ophthalmic solution

      Completed
      Has Results
      • Mydriasis
      • Tropicamide 1%-Phenylephrine 2.5% ophthalmic solution (TR/PE)
      • +2 more
      • Cypress, California
        WCCT
      Mar 16, 2022

      Chronic Pain Due to Injury Trial in Winston-Salem (Oxytocin, Placebo)

      Completed
      • Chronic Pain Due to Injury
      • Winston-Salem, North Carolina
        Wake Forest Baptist Health
      Dec 17, 2021

      Mydriasis Trial in Austin, San Antonio (Tropicamide/Phenylephrine ophthalmic solution (TR/PE), Placebo)

      Completed
      Has Results
      • Mydriasis
      • Tropicamide/Phenylephrine ophthalmic solution (TR/PE)
      • Placebo
      • Austin, Texas
      • +1 more
      Mar 16, 2022

      Ocular Parameters in Patients With Sleep Apnea

      Recruiting
      • Sleep Apnea Syndrome, Obstructive
      • +4 more
      • Short video and Questionnaire
      • Alexandroupolis, Evros, Greece
        Democritus University of Thrace
      Jun 10, 2023

      Factors Influencing Nocturnal Symptoms After Refractive Surgery.

      Active, not recruiting
      • Refractive Surgery
      • Visual Quality
      • refractive surgery
      • Nanchang, Jiangxi, China
        The Second Affiliated Hospital of Nanchang University
      Dec 13, 2022

      no Condition, Electroencephalography, Pupil Diameter Trial in Russellville (Transdermal Vagus Nerve Stimulation (tVNS))

      Recruiting
      • no Condition
      • +2 more
      • Transdermal Vagus Nerve Stimulation (tVNS)
      • Russellville, Arkansas
        Arkansas Tech University
      Mar 2, 2022

      Acute Brain Injury, Pupillary Reflex Impaired Trial in Worldwide (pupillometry)

      Recruiting
      • Acute Brain Injury
      • Pupillary Reflex Impaired
      • pupillometry
      • San Francisco, California
      • +13 more
      Jul 20, 2022

      Sensorineural Hearing Loss Trial in Paris (Forced choice psychoacoustic task for the evaluation of modulation detection

      Recruiting
      • Sensorineural Hearing Loss
      • Forced choice psychoacoustic task for the evaluation of modulation detection performance and selective auditory attention. (for both arm)
      • Measurement of the pupil diameter for the evaluation of listening effort during speech perception
      • Paris, France
        Assistance Publique-Hôpitaux de Paris
      Oct 28, 2022

      Visual Impairment, Ocular Illness Trial in Gainesville (transcutaneous electrical nerve stimulation devices)

      Not yet recruiting
      • Visual Impairment
      • Ocular Illness
      • transcutaneous electrical nerve stimulation devices
      • Gainesville, Florida
        University of Florida
      Feb 7, 2022

      Low Vision Trial in Ghent (Scleral contact lens without a passive artificial iris, Scleral contact lens with a passive

      Terminated
      • Low Vision
      • Scleral contact lens without a passive artificial iris
      • +3 more
      • Ghent, Belgium
        University Hospital Ghent (UZGent)
      Apr 19, 2022

      Patients With Parkinson Disease

      Recruiting
      • Parkinson Disease
      • Pupil response to light stimuli
      • Tel HaShomer, Israel
        Goldschleger Eye Research Institute, Sheba Medical Center,
      Nov 16, 2020

      ADHD Trial in Ghent (LDX., sugar pill, computer task (Go/No-Go task))

      Withdrawn
      • Attention Deficit Hyperactivity Disorder
      • Ghent, Belgium
      • +1 more
      Nov 19, 2021