Influences of negative submental pressure application on pharyngeal airway closing pressure

Influences of negative submental pressure application on pharyngeal airway closing pressure - Negative submental pressure application study

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000010555

Enrollment

Registered

2013-05-01

Start date

2013-05-15

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

adult patients scheduled for surgeries under general anesthesia

Interventions

Application of negative pressure at the submental region obesity

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: adult patients scheduled for surgeries under general anesthesia

Exclusion criteria

Exclusion criteria: Patients with severe comorbidities, allergies for muscle relaxants and propofol, apparent upper airway structural abnormalities, difficult mask fit, full dentures

Design outcomes

Primary

Measure	Time frame
pharyngeal closing pressure	—

Secondary

Measure	Time frame
effects of obesity on the efficacy of the submental negative airway pressure application	—

Countries

Japan

Contacts

Public ContactShiroh Isono

Graduate School of Medicine, Chiba University Department of Anesthesiology

shirohisono@yahoo.co.jp043-226-2155

Outcome results

None listed

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