Efficient oxygen administration method to subjects wearing surgical masks

Efficient oxygen administration method to subjects wearing surgical masks - Efficient oxygen administration method to subjects wearing surgical masks

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000044274

Enrollment

Registered

2021-05-20

Start date

2021-05-20

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy volunteer

Interventions

Oxygen is administered by three methods: 1. administration from above the surgical mask with a face mask, 2. administration from under the surgical mask with a face mask, and 3. administration from un

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Healthy person

Exclusion criteria

Exclusion criteria: People with a history of respiratory illness Smoker COVID-19 patient

Design outcomes

Primary

Measure	Time frame
With the concentration stable, the difference in the numerical value of the oxygen concentration in the exhaled breath is the primary endpoint.	—

Countries

Japan

Contacts

Public Contactyusuke matsui

Gunma University Hospital Anesthesiology

ymatsuijournal@aoi.com0272208698

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026