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Showing 25–41 of 17 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Terminated Not applicable Interventional Results available

Reliability and Reproducibility of the Eye Check Tonometer

NCT04639947
Conditions
Glaucoma, Glaucoma, Suspect
Interventions
EyeCheck, Traditional Tonometer (Goldmann and Tonopen)
Device
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Durham, North Carolina
Completed No phase listed Observational Accepts healthy volunteers Results available

Cardiovascular Complications of Sickle Cell Disease

NCT01044901
Conditions
Sickle Cell Disease
Interventions
MRI, Transthoracic Echocardiography, tonometry, EKG
Procedure
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Completed No phase listed Observational Accepts healthy volunteers

Agreement and Precision Study

NCT06733428
Conditions
Eye Abnormalities, Normal Eyes
Interventions
Pachymeter
Device
Lead sponsor
Topcon Corporation
Industry
Eligibility
22 Years and older
Enrollment
108 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Keratoconus, Glaucoma
Interventions
Ophthalmodynamometer, Goldmann applanation tonometer, Pentacam, ORA, Optical Coherence Tomography (OCT)
Device
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 90 Years
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
New York, New York
Conditions
Elevated Intraocular Pressure (IOP)
Interventions
Photobionic IOP Tonometer (PIB)
Device
Lead sponsor
EyeCBetter Corporation
Industry
Eligibility
18 Years to 100 Years
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
La Quinta, California
Completed Not applicable Interventional Accepts healthy volunteers Results available

Philadelphia Telemedicine Glaucoma Detection and Follow-Up Study

NCT02390245
Conditions
Glaucoma, Glaucoma Suspect, Diabetic Retinopathy, Ocular Hypertension, Cataract, Branch Retinal Vein Occlusion, Branch Retinal Arterial Occlusion, Central Retinal Vein Occlusion, Central Retinal Artery Occlusion, Epi-retinal Membrane, Macular Degeneration, Drusen, Loss of Vision
Interventions
Free Eye Screenings, Enhanced Intervention, Usual Care
Other
Lead sponsor
Wills Eye
Other
Eligibility
40 Years and older
Enrollment
906 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2020
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Hypotension, Arterial Stiffness
Interventions
SphygmoCor system
Device
Lead sponsor
University of Iowa
Other
Eligibility
50 Years to 85 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Iowa City, Iowa
Completed No phase listed Observational Accepts healthy volunteers

EVALUATION of CATS TONOMETER PRISM in LASIK SUBJECTS

NCT06266351
Conditions
Glaucoma, Ocular Hypertension, Normal Tension Glaucoma
Interventions
This is observational IOP measurement
Device
Lead sponsor
Intuor Technologies, Inc.
Industry
Eligibility
22 Years and older
Enrollment
198 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024
U.S. locations
2
States / cities
Tucson, Arizona • Memphis, Tennessee
Not listed Not applicable Interventional Accepts healthy volunteers

Intraocular Pressure Accuracy and Variability of the Barraquer Tonometer

NCT00409669
Conditions
Elevated Intraocular Pressure
Interventions
Barraquer tonometer
Device
Lead sponsor
Barnes Retina Institute
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
1
States / cities
St Louis, Missouri
Conditions
Intraocular Pressure
Interventions
Topcon CT-800, Topcon TRK-2P
Device
Lead sponsor
Topcon Medical Systems, Inc.
Industry
Eligibility
18 Years and older
Enrollment
345 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Andover, Massachusetts
Conditions
Glaucoma, Open-Angle
Interventions
Standard Automatic Perimetry Humphrey Field Analyzer, visuALL H, iCare Home Tonometer, Spectralis Optical coherence tomography (OCT)
Diagnostic Test
Lead sponsor
Wills Eye
Other
Eligibility
20 Years to 80 Years
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Completed No phase listed Observational Accepts healthy volunteers

Measurement of Pulse Wave Velocity

NCT02444650
Conditions
Healthy
Interventions
Pulse wave velocity measurement Photoplethysmogram, tonometer
Device
Lead sponsor
Nonin Medical, Inc
Industry
Eligibility
18 Years to 90 Years
Enrollment
32 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2015
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Cataract, Macular Degeneration, Glaucoma
Interventions
Technology-based Eye Care Services (TECS) Protocol
Other
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
256 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Decatur, Georgia
Completed Not applicable Interventional Accepts healthy volunteers

Clinical Evaluation of CATS Tonometer Prism

NCT02989909
Conditions
Ocular Hypertension
Interventions
CATS tonometer prism, Goldmann tonometer prism
Device
Lead sponsor
Intuor Technologies, Inc.
Industry
Eligibility
18 Years and older
Enrollment
86 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017
U.S. locations
1
States / cities
Tucson, Arizona
Conditions
Glaucoma
Interventions
Sterile commercially available bandage contact lens, Medical grade silicone of a thickness >100 µm, Medical grade silicone of a thickness <100 µm with blur tint, Standard tip in conjunction with a topical anesthetic
Diagnostic Test
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Durham, North Carolina
Conditions
Evaluation of Corneal Stability Post-applanation
Interventions
Icare tonometer
Device
Lead sponsor
Comprehensive EyeCare of Central Ohio
Other
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2018
U.S. locations
1
States / cities
Westerville, Ohio
Conditions
Keratoconus
Interventions
CATS Tonometer
Device
Lead sponsor
Intuor Technologies, Inc.
Industry
Eligibility
18 Years to 101 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Tucson, Arizona