Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Jul 22, 2026, 5:12 AM EDT

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Showing 1–9 of 9 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Recruiting No phase listed Observational Accepts healthy volunteers

Normal Values in Hearing and Balance Testing

NCT01629108
Conditions
Healthy Volunteer
Interventions
Not listed
Lead sponsor
National Institute on Deafness and Other Communication Disorders (NIDCD)
NIH
Eligibility
5 Years to 80 Years
Enrollment
500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2012
U.S. locations
1
States / cities
Bethesda, Maryland
Completed No phase listed Observational Accepts healthy volunteers

Internal Jugular Ultrasound Measures During Respiration in Children

NCT02004938
Conditions
Ultrasound Measurements, Normative Values
Interventions
Sonosite Titan Ultrasound Machine
Device
Lead sponsor
University of Louisville
Other
Eligibility
6 Years to 17 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
Louisville, Kentucky
Completed No phase listed Observational Accepts healthy volunteers

Training for Diagnosing Neurological Disorders

NCT00132353
Conditions
Musculoskeletal Physiology
Interventions
Not listed
Lead sponsor
National Institute of Neurological Disorders and Stroke (NINDS)
NIH
Eligibility
18 Years to 120 Years
Enrollment
241 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2021
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Alzheimer's Disease
Interventions
F-18 FDG, C-11 PiB
Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
30 Years to 49 Years
Enrollment
41 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2013
U.S. locations
1
States / cities
Rochester, Minnesota
Completed No phase listed Observational Accepts healthy volunteers Results available

TearLab Core Validation Study to Establish Referent Values for Dry Eye Disease

NCT00848198
Conditions
Keratoconjunctivitis Sicca
Interventions
Not listed
Lead sponsor
TearLab Corporation
Industry
Eligibility
18 Years to 79 Years
Enrollment
314 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2011
U.S. locations
6
States / cities
San Diego, California • Louisville, Kentucky • Chesterfield, Missouri + 3 more
Conditions
Establish Normative pH Values in Neonates
Interventions
RightSpot Infant pH Indicator
Device
Lead sponsor
RightBio Metrics
Industry
Eligibility
24 Weeks to 40 Weeks
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2014
U.S. locations
1
States / cities
Phoenix, Arizona
Not listed No phase listed Observational Accepts healthy volunteers

Normative QEEG/ERP Data for Healthy Volunteers

NCT05869032
Conditions
Healthy
Interventions
Not listed
Lead sponsor
Neuronetrix, Inc.
Industry
Eligibility
20 Years to 59 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
Louisville, Kentucky
Completed Not applicable Interventional Accepts healthy volunteers Results available

Normative Database for Pattern Electroretinogram (PERG) and Flash Electroretinogram (FERG)

NCT02609204
Conditions
Glaucoma
Interventions
Diopsys NOVA
Diagnostic Test
Lead sponsor
Wills Eye
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2016
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Mechanical Circulatory Support
Interventions
Not listed
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Winston-Salem, North Carolina