Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 5, 2026, 9:25 AM EDT

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Showing 1–24 of 123 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Conditions
Prematurity
Interventions
Apparatuses
Device
Lead sponsor
University of Oklahoma
Other
Eligibility
Up to 20 Minutes
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Oklahoma City, Oklahoma
Conditions
Hypoxemia, Hyperoxia, Pigment Skin
Interventions
SpO2 and SaO2 comparison
Device
Lead sponsor
University of Cincinnati
Other
Eligibility
18 Years and older
Enrollment
232 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
Cincinnati, Ohio
Conditions
Respiratory Distress Syndrome
Interventions
Not listed
Lead sponsor
Children's Hospitals and Clinics of Minnesota
Other
Eligibility
1 Day to 30 Days
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
1
States / cities
Minneapolis, Minnesota
Terminated No phase listed Observational Accepts healthy volunteers

SpO2 Validation Study-Philips Optimus

NCT07215429
Conditions
Pulse Oximetry, Oxygen Measurements, SpO2
Interventions
No intervention
Device
Lead sponsor
Philips Clinical & Medical Affairs Global
Industry
Eligibility
18 Years to 50 Years
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Louisville, Colorado
Conditions
Various Comorbidities
Interventions
Noninvasive device
Device
Lead sponsor
Masimo Corporation
Industry
Eligibility
Not listed
Enrollment
2,776 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2016
U.S. locations
1
States / cities
Irvine, California
Withdrawn No phase listed Observational Accepts healthy volunteers

Accuracy of Continuous SpO2 Measurement in Adults

NCT01183338
Conditions
Healthy
Interventions
Not listed
Lead sponsor
Sotera Wireless, Inc.
Industry
Eligibility
18 Years and older
Enrollment
15 participants
Healthy volunteers
Accepts healthy volunteers
U.S. locations
1
States / cities
Louisville, Colorado
Not yet recruiting No phase listed Observational Accepts healthy volunteers

Hand Perfusion and Pulse Oximetry Performance

NCT06925646
Conditions
Oxygen Saturation
Interventions
Finger hyperperfusion via adenosine, Finger hypoperfusion via by norepinephrine, Baseline hypoxic test
Procedure
Lead sponsor
Mayo Clinic
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
Rochester, Minnesota
Completed No phase listed Observational Accepts healthy volunteers

Nellcor™ Abbreviated Sensor Additional Data Collection

NCT07201961
Conditions
Oxygen Saturation Measurement
Interventions
Not listed
Lead sponsor
Medtronic - MITG
Industry
Eligibility
18 Years to 51 Years
Enrollment
55 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025
U.S. locations
1
States / cities
Denver, Colorado
Terminated Not applicable Interventional Results available

OSA Screen Negative With Spinal Duramorph

NCT03151226
Conditions
Respiratory Depression
Interventions
Capnography monitoring
Device
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years to 50 Years · Female only
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015
U.S. locations
1
States / cities
Winston-Salem, North Carolina
Completed Not applicable Interventional Accepts healthy volunteers Results available

Sensor Off Study Using a Nellcor USB Pulse Oximetry Monitor Interface Cable

NCT02265783
Conditions
Healthy Volunteers
Interventions
Nellcor USB Pulse Oximeter Monitor Interface Cable
Device
Lead sponsor
Medtronic - MITG
Industry
Eligibility
18 Years to 50 Years
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Boulder, Colorado
Conditions
Patients Recovering From Inpatient Surgery
Interventions
Not listed
Lead sponsor
Donald Mathews
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Burlington, Vermont
Completed No phase listed Observational Accepts healthy volunteers

NEXT GEN - PHILIPS OPTIMUS

NCT07521735
Conditions
Pulse Oximetry
Interventions
Philips MR400 Pro MRI Patient Monitor
Device
Lead sponsor
Philips Clinical & Medical Affairs Global
Industry
Eligibility
18 Years to 50 Years
Enrollment
46 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Louisville, Colorado
Terminated Not applicable Interventional Accepts healthy volunteers Results available

Trans-abdominal Fetal Pulse Oximetry

NCT05147584
Conditions
Fetal Hypoxia, Fetal Distress, Fetal Acidemia, Fetal or Neonatal Effect of Complication of Labor
Interventions
Dual fetal oxygen sensors
Device
Lead sponsor
Raydiant Oximetry, Inc.
Industry
Eligibility
18 Years and older · Female only
Enrollment
31 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2023
U.S. locations
1
States / cities
Galveston, Texas
Conditions
Healthy
Interventions
Not listed
Lead sponsor
Medtronic - MITG
Industry
Eligibility
18 Years to 50 Years
Enrollment
17 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012
U.S. locations
1
States / cities
Boulder, Colorado
Completed Not applicable Interventional Accepts healthy volunteers

RDS MultiSense® SpO2 Calibration

NCT05466942
Conditions
Hypoxia
Interventions
Pulse Oximeter, Respiratory Rate, Heart Rate
Device
Lead sponsor
Rhythm Diagnostic Systems
Industry
Eligibility
18 Years to 50 Years
Enrollment
16 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Louisville, Colorado
Conditions
Liver Disease, Hyperbilirubinemia
Interventions
Arterial Blood Gas, Pulse Oximetry Machine, Direct and Indirect Serum Bilirubin Measurement
Procedure
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
1
States / cities
Atlanta, Georgia
Conditions
Carbon Monoxide Poisoning
Interventions
Pulse Oximeter
Device
Lead sponsor
Nonin Medical, Inc
Industry
Eligibility
18 Years to 50 Years
Enrollment
36 participants
Timeline
2017
U.S. locations
1
States / cities
Durham, North Carolina
Completed No phase listed Observational Accepts healthy volunteers

Mobile Biosensor for Measuring Vital Signs in Healthcare and Home Settings

NCT04233827
Conditions
Pulse Oximetry
Interventions
Not listed
Lead sponsor
University of California, San Diego
Other
Eligibility
13 Years and older
Enrollment
361 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2022
U.S. locations
1
States / cities
San Diego, California
Completed No phase listed Observational Accepts healthy volunteers

Accuracy of Pulse Oximeters With Profound Hypoxia

NCT03710980
Conditions
Oximetry
Interventions
Oximeter
Device
Lead sponsor
Hancock Medical, Inc.
Industry
Eligibility
18 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
San Francisco, California
Conditions
Myocardial Infarction, Myocardial Ischemia
Interventions
Pulmonary Artery Catheter (PAC), Endotracheal Cardiac Output Monitor (ECOM), Estimated Continuous Cardiac Output (esCCO)
Device
Lead sponsor
University of California, San Francisco
Other
Eligibility
19 Years and older
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
2
States / cities
San Francisco, California • Philadelphia, Pennsylvania
Conditions
Pulse Oximetry
Interventions
Evaluation of Oxygen Sensors
Other
Lead sponsor
Philips Clinical & Medical Affairs Global
Industry
Eligibility
18 Years to 50 Years
Enrollment
43 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Louisville, Colorado
Conditions
Obstructive Sleep Apnea
Interventions
Immediate Intervention, Waitlist control
Behavioral
Lead sponsor
VA Greater Los Angeles Healthcare System
Federal
Eligibility
21 Years and older
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
1
States / cities
North Hills, California
Completed No phase listed Observational Accepts healthy volunteers

Accuracy of Detection of Methemoglobin With Pulse Oximetry

NCT03869840
Conditions
Collect Blood Values With Induced Hypoxia, Induced Methemoglobinemia, and Induced Hypoxia and Methemoglobinemia
Interventions
Sensor to spot check blood levels
Device
Lead sponsor
Nonin Medical, Inc
Industry
Eligibility
18 Years to 50 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019
U.S. locations
1
States / cities
San Francisco, California
Conditions
Congestive Heart Failure, Cardiomyopathy
Interventions
Not listed
Lead sponsor
Saint Luke's Health System
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
U.S. locations
1
States / cities
Kansas City, Missouri