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ClinicalTrials.gov public records Last synced Oct 6, 2026, 10:36 PM EDT

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Showing 1–18 of 18 matching trials from the live ClinicalTrials.gov search.
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Determination of SpO2 and PR Accuracy Specifications at Rest (71Ag_Vital-0031)

NCT05297500
Conditions
Hypoxia
Interventions
Pulse oximeter
Device
Lead sponsor
Nihon Kohden
Industry
Eligibility
18 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022 – 2026
U.S. locations
1
States / cities
San Francisco, California
Completed Not applicable Interventional Results available

Evaluation of Synthesized 18-Lead ECG in the Emergency Department

NCT03426436
Conditions
Chest Pain
Interventions
Two consecutive 15-lead ECGs
Diagnostic Test
Lead sponsor
Nihon Kohden
Industry
Eligibility
18 Years and older
Enrollment
314 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
2
States / cities
Manhasset, New York • New Hyde Park, New York
Conditions
Heart Failure,Congestive
Interventions
Non-invasive central venous pressure
Device
Lead sponsor
Nihon Kohden
Industry
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Mountain View, California
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

SpO2 Accuracy in Children

NCT07168798
Conditions
Hypoxemia
Interventions
Pulse oximeter
Device
Lead sponsor
Nihon Kohden
Industry
Eligibility
0 Days to 12 Years
Enrollment
180 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2028
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Congestive Heart Failure
Interventions
ezCVP measurement
Device
Lead sponsor
Nihon Kohden
Industry
Eligibility
18 Years and older
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
2
States / cities
Palo Alto, California • Stanford, California
Active, not recruiting No phase listed Observational Accepts healthy volunteers

Pulse Oximeter Accuracy During Stable Hypoxia Plateaus

NCT07408388
Conditions
Hypoxia
Interventions
Pulse Oximeter, Induced hypoxia through breathing nitrogen-air-carbon dioxide mixture
Device · Procedure
Lead sponsor
Nihon Kohden
Industry
Eligibility
18 Years to 50 Years
Enrollment
48 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2027
U.S. locations
1
States / cities
San Francisco, California
Completed No phase listed Observational Accepts healthy volunteers Results available

Accuracy of Pulse Oximeters With Profound Hypoxia During Motion

NCT04814342
Conditions
Hypoxia
Interventions
Pulse oximeter
Device
Lead sponsor
Nihon Kohden
Industry
Eligibility
18 Years to 50 Years
Enrollment
5 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
San Francisco, California
Terminated No phase listed Observational

Capillary Refill Index with Rewarming

NCT04366310
Conditions
Peripheral Perfusion
Interventions
capillary refill index, rewarming
Device · Procedure
Lead sponsor
Nihon Kohden
Industry
Eligibility
18 Years and older
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Manhasset, New York
Not yet recruiting No phase listed Observational Accepts healthy volunteers

Hypoxia and Hemodilution Testing in Healthy Adult Volunteers

NCT07503171
Conditions
Hypoxia, Hemodilution
Interventions
Noninvasive Physiological Monitoring Device
Device
Lead sponsor
Nihon Kohden
Industry
Eligibility
18 Years to 35 Years
Enrollment
7 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026 – 2028
U.S. locations
1
States / cities
San Francisco, California
Completed No phase listed Observational Results available

Evaluation of Capillary Refill Index

NCT04144166
Conditions
Perfusion; Complications
Interventions
capillary refill index (CRI)
Device
Lead sponsor
Nihon Kohden
Industry
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Manhasset, New York
Completed Not applicable Interventional Results available

BP Management System User Acceptance Testing

NCT04688450
Conditions
Hypotension and Shock
Interventions
VIGORIS Blood Pressure Management Clinical Decision Support System
Device
Lead sponsor
Andrew Tomas Reisner
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Heart Failure, Congestive
Interventions
Non-invasive central venous pressure
Device
Lead sponsor
Nihon Kohden
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Stanford, California
Conditions
Hypoxia
Interventions
Pulse Oximeter
Device
Lead sponsor
Nihon Kohden
Industry
Eligibility
18 Years to 50 Years
Enrollment
12 participants
Timeline
2023 – 2024
U.S. locations
1
States / cities
San Francisco, California
Completed No phase listed Observational Accepts healthy volunteers Results available

Accuracy of Pulse Oximeters With Profound Hypoxia At Rest (NIHO16)

NCT05745675
Conditions
Hypoxia
Interventions
Pulse oximeter
Device
Lead sponsor
Nihon Kohden
Industry
Eligibility
18 Years to 50 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
San Francisco, California
Completed No phase listed Observational Accepts healthy volunteers Results available

Accuracy of Pulse Oximeters With Profound Hypoxia at Rest

NCT04814823
Conditions
Hypoxia
Interventions
Pulse oximeter
Device
Lead sponsor
Nihon Kohden
Industry
Eligibility
18 Years to 50 Years
Enrollment
13 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
San Francisco, California
Completed No phase listed Observational Accepts healthy volunteers Results available

Accuracy of Pulse Oximeters With Profound Hypoxia At Rest (NIHO17)

NCT05745662
Conditions
Hypoxia
Interventions
Pulse Oximeter
Device
Lead sponsor
Nihon Kohden
Industry
Eligibility
18 Years to 50 Years
Enrollment
11 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
U.S. locations
1
States / cities
San Francisco, California
Completed No phase listed Observational Accepts healthy volunteers Results available

Accuracy of Pulse Oximeters With Profound Hypoxia At Rest (NIHO19)

NCT05807477
Conditions
Hypoxia
Interventions
Pulse Oximeter
Device
Lead sponsor
Nihon Kohden
Industry
Eligibility
18 Years to 50 Years
Enrollment
12 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2024
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