Pulse oximeter accuracy put to the test in Low-Oxygen study

NCT ID NCT05745662

Completed Diagnosis Sponsor: Nihon Kohden Source: ClinicalTrials.gov ↗

First seen Jun 26, 2026 · Last updated Jun 26, 2026

Summary

This study tested a pulse oximeter device that measures blood oxygen and pulse rate without needles. Eleven healthy volunteers had their oxygen levels temporarily lowered in a controlled way to see how accurate the device was compared to blood samples. The goal was to check if the device works well even in very low oxygen conditions.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: Pulse oximeter device
What this could lead to: If successful, this could confirm that the device measures oxygen levels accurately even in very low oxygen conditions, helping doctors make better decisions.
What could go wrong: This was a small study with only 11 healthy volunteers, not patients. Results may not apply to real-world hospital settings or people with health problems.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

Hypoxia

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

HYPOXIA

Contacts and locations

Locations

UCSF Hypoxia Research Laboratory

San Francisco, California, 94133, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.