The evaluation of the mask ventilation by the newly developed mask

The evaluation of the mask ventilation by the newly developed mask - The evaluation of the mask ventilation by the newly developed mask

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000007952

Enrollment

200

Registered

2012-05-15

Start date

2012-05-01

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

Patients that undergo elective surgery under general anesthesia

Interventions

Group with mask ventilation using classical mask holding by EC methods. Group with mask ventilation using classical mask holding by GL methods. Group with mask ventilation using newly developed mask h

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients undergoing elective surgery with general anesthesia

Exclusion criteria

Exclusion criteria: 1 Patients that difficult mask ventilation is expected. 2 Patients with cardiovascular complications such as arrhythmia, abnormal ECG prior to surgery. 3 Patients with respiratory complications such as hypoxemia. 4 Patients that aspiration is expected.

Design outcomes

Primary

Measure	Time frame
end-tidal CO2	—

Secondary

Measure	Time frame
pressure between mask and face	—

Countries

Japan

Contacts

Public ContactKatsuya Tanaka

Tokushima University Anesthesiology

Outcome results

None listed

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