Comparison of mask ventilation efficacy by pillow heightduring induction of general anesthesia

Comparison of mask ventilation efficacy by pillow heightduring induction of general anesthesia - Comparison of mask ventilation efficacy by pillow heightduring

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000021507

Enrollment

Registered

2016-03-17

Start date

2016-03-20

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

Patients undergoing general anesthesia

Interventions

1Mask ventilation with 5cm pillow 2Mask ventilation with 15cm pillow 1Mask ventilation with 15cm pillow 2Mask ventilation with 5cm pillow

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients undergoing general aneshtesia

Exclusion criteria

Exclusion criteria: emergency surgery difficult airway

Design outcomes

Primary

Measure	Time frame
Ventilation volume at various PCV Intratracheal pressure at VCV	—

Secondary

Measure	Time frame
Subjective difficulty of mask ventilation	—

Countries

Japan

Contacts

Public ContactNobuyasu Komasawa

Osaka Medical College Anesthesiology

ane078@poh.osaka-med.ac.jp0726-84-6361

Outcome results

None listed

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