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Completed Not applicable Interventional Accepts healthy volunteers Results available

Accuracy of Methemoglobin Measurement of Various Rainbow Pulse Oximeter Sensors

ClinicalTrials.gov ID: NCT03124836

Public ClinicalTrials.gov record NCT03124836. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 5, 2026, 11:55 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

In this study, the level of methemoglobin (HbMet) will be increased in a controlled manner by administering sodium nitrite intravenously in healthy volunteers. The accuracy of the noninvasive HbMet measurement by a Pulse Oximeter Sensor will be assessed by comparison to blood measurements from a laboratory analyzer.

Study identification

NCT ID
NCT03124836
Recruitment status
Completed
Study type
Interventional
Phase
Not applicable
Lead sponsor
Masimo Corporation
Industry
Enrollment
28 participants

Conditions and interventions

Conditions

Interventions

Device

Eligibility (public fields only)

Age range
18 Years to 50 Years
Sex
All
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Nov 17, 2009
Primary completion
Dec 16, 2009
Completion
Dec 16, 2009
Last update posted
Jul 26, 2017

2009

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
University of San Francisco San Francisco California 94117

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT03124836, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jul 26, 2017 · Synced Sep 5, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT03124836 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →