Dynamic behavior of the soft palate during mask ventilation

Dynamic behavior of the soft palate during mask ventilation - Mask ventilation and soft palate

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000011821

Enrollment

Registered

2013-09-20

Start date

2013-06-01

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 undergoing surgeries under general anesthesia

Interventions

mask ventilation sleep disordered breathing

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: adult patients scheduled for surgeries general anesthesia

Exclusion criteria

Exclusion criteria: Patients with severe cormobidities, high risk of aspiration,allergies for muscle relaxants and propofol, apparent upper airway structural abnormalities, difficult mask fit, full dentures

Design outcomes

Primary

Measure	Time frame
incidence of velopharyngeal obstruction during expiration	—

Secondary

Measure	Time frame
velopharyngeal closing pressure during mask ventilation	—

Countries

Japan

Contacts

Public ContactShiro Isono

Chiba university hospital Anesthesiology

shirohisono@yahoo.co.jp043-222-7171

Outcome results

None listed

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