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Showing 1–14 of 14 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Pupillometry measurement Clear all
Recruiting Not applicable Interventional Accepts healthy volunteers

Cochlear Implants and Listening Effort: the Interaction of Cognitive and Sensory Constraints

NCT07279441
View directory record Official record
Conditions
Cochlear Implant Users
Interventions
Experiment 1: Syntactic and Semantic Context, Experiment 2: False Hearing and Context Overuse, Experiment 3: Two-Sentence Problem, Experiment 4: Cascading Effects on Discourse Comprehension, Experiment 5: Self-Paced Discourse Comprehension, Experiment 6: Clinical Application
Behavioral
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 80 Years
Enrollment
460 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2030
U.S. locations
2
States / cities
Waltham, Massachusetts • New York, New York
Source: ClinicalTrials.gov public record
Updated Dec 11, 2025 · Synced Sep 6, 2026, 9:03 AM EDT
Recruiting No phase listed Observational

Non-Invasive Monitoring Methods in Patients With Acute Brain Injury

NCT06504238
View directory record Official record
Conditions
Brain Injury, Acute
Interventions
Not listed
Lead sponsor
Boston Medical Center
Other
Eligibility
18 Years and older
Enrollment
720 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2030
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 28, 2025 · Synced Sep 6, 2026, 9:03 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Development Of Neuroimaging Methods To Assess The Neurobiology Of Addiction

NCT02535702
View directory record Official record
Conditions
Normal Physiology
Interventions
In vivo MRS, fMRI, EEG/EOG, Stimulation tasks, NSPRD, Structural MRI
Other
Lead sponsor
National Institute on Alcohol Abuse and Alcoholism (NIAAA)
NIH
Eligibility
18 Years and older
Enrollment
192 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2026
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Aug 31, 2026 · Synced Sep 6, 2026, 9:03 AM EDT
Recruiting No phase listed Observational Accepts healthy volunteers

Pupillometry in Identifying Risk of Postoperative Opioid-induced Respiratory Depression in Children Undergoing Tonsillectomy

NCT07573150
View directory record Official record
Conditions
Opioid-Induced Respiratory Depression, Postoperative Complications (Cardiopulmonary), Respiratory Complications Due to Anesthesia
Interventions
Infrared Pupillometry
Device
Lead sponsor
NeurOptics Inc
Industry
Eligibility
3 Years to 17 Years
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2027
U.S. locations
2
States / cities
San Francisco, California • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Sep 6, 2026, 9:03 AM EDT
Active, not recruiting No phase listed Observational

Developing a Method to Objectively Measure Opioid Analgesia

NCT03605966
View directory record Official record
Conditions
Analgesics, Antipyretics and Anti-Inflammatory Drugs Causing Adverse Effects in Therapeutic Use
Interventions
Not listed
Lead sponsor
Julia Finkel
Other
Eligibility
7 Years to 21 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Apr 5, 2026 · Synced Sep 6, 2026, 9:03 AM EDT
Recruiting Not applicable Interventional

A Study to Evaluate the Feasibility of a Physiologic Biomarker to Assess Pain and Other Sensory Problems Using Pupillometry in Participants With Neurofibromatosis Type 1 (NF1)

NCT06507748
View directory record Official record
Conditions
Neurofibromatosis Type 1
Interventions
AlgometRx Nociometer
Device
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
1 Year to 120 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Sep 6, 2026, 9:03 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Impact of Sex and Age on Non-visual Light Input That Affects Sleep and Circadian Rhythms

NCT05829044
View directory record Official record
Conditions
Normal Physiology
Interventions
Pupillometry, Light box exposure
Device
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years to 85 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jul 12, 2026 · Synced Sep 6, 2026, 9:03 AM EDT
Completed No phase listed Observational

Improving the Assessment of Hypersomnolence

NCT02884505
View directory record Official record
Conditions
Disorders of Excessive Somnolence
Interventions
Pupillometry, Psychomotor Vigilance Task, Auditory Evoked Potential, Hypersomnia Severity Index
Device · Behavioral · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years to 89 Years
Enrollment
132 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Aug 21, 2019 · Synced Sep 6, 2026, 9:03 AM EDT
Completed No phase listed Observational

Refractive and Visual Outcomes With the ARGOS Biometer In Eyes With a History of Refractive Surgery: ARGOS Study

NCT07129980
View directory record Official record
Conditions
Cataract
Interventions
ARGOS Biometer
Device
Lead sponsor
Vance Thompson Vision
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Sioux Falls, South Dakota
Source: ClinicalTrials.gov public record
Updated Aug 23, 2025 · Synced Sep 6, 2026, 9:03 AM EDT
Recruiting No phase listed Observational

Characterization of Acute Pain

NCT07336264
View directory record Official record
Conditions
Acute Pain, Postoperative, Postoperative Pain, Acute Pain
Interventions
AlgometRx Nociometer
Device
Lead sponsor
Children's National Research Institute
Other
Eligibility
6 Years to 21 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jan 13, 2026 · Synced Sep 6, 2026, 9:03 AM EDT
Recruiting No phase listed Observational

Measuring Analgesic Interventions

NCT03794362
View directory record Official record
Conditions
Pain
Interventions
Not listed
Lead sponsor
Julia Finkel
Other
Eligibility
7 Years to 21 Years
Enrollment
120 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Apr 6, 2026 · Synced Sep 6, 2026, 9:03 AM EDT
Completed Phase 2Phase 3 Interventional Accepts healthy volunteers Results available

Pupillary Unrest as an Indicator of Central Opioid Effect in Subjects 40-60 Years of Age

NCT05391555
View directory record Official record
Conditions
Opioid Toxicity, Pupillary Miosis, Respiratory Depression
Interventions
Remifentanil Hydrochloride, Pupillometry measurement
Drug · Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
40 Years to 60 Years
Enrollment
10 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated May 1, 2025 · Synced Sep 6, 2026, 9:03 AM EDT
Completed No phase listed Observational Accepts healthy volunteers

Effect of Ambient Light on the Parameters of the Pupillary Light Reflex

NCT01207817
View directory record Official record
Conditions
Healthy Volunteers
Interventions
Pupillometry
Other
Lead sponsor
University of Medicine and Dentistry of New Jersey
Other
Eligibility
18 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Newark, New Jersey
Source: ClinicalTrials.gov public record
Updated Sep 22, 2010 · Synced Sep 6, 2026, 9:03 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Cortical Contributions to Frequency Following Responses and Modulation

NCT05010473
View directory record Official record
Conditions
Language
Interventions
Speech and non-speech sound stimulation
Behavioral
Lead sponsor
Northwestern University
Other
Eligibility
13 Years to 25 Years
Enrollment
73 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 23, 2026 · Synced Sep 6, 2026, 9:03 AM EDT