A preliminary study nasopharyngeal pressure is increased by the concomitant use of a nasal high flow cannula with surgical face mask in healthy volunteers

A preliminary study nasopharyngeal pressure is increased by the concomitant use of a nasal high flow cannula with surgical face mask in healthy volunteers - Nasopharyngeal pressure is increased by the concomitant use of a nasal high flow cannula with surgical face mask

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000023307

Enrollment

Registered

2016-07-23

Start date

2016-07-23

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 volunteers

Interventions

No oxygen therapy(in the mouth open) Nasal high flow(in the mouth open) Nasal high flow(in the mouth open) plus surgical face mask Nasal high flow(in the mouth close)

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: nurses who work in ICU at Fujita Health University School of Medicine

Exclusion criteria

Exclusion criteria: (1)state treating a respiratory disease

Design outcomes

Primary

Measure	Time frame
change in the nasopharyngeal pressure	—

Countries

Japan

Contacts

Public ContactSatoshi Komatsu

Fujita Health University School of Medicine Department of Anesthesiology and Critical Care Medicine

mind_koma@yahoo.co.jp0562-93-9008

Outcome results

None listed

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