Evaluation of the cervical spine alignment during the mask ventilation with double ariway maneuvers consisting of mouth opening and mandible advancement.

Evaluation of the cervical spine alignment during the mask ventilation with double ariway maneuvers consisting of mouth opening and mandible advancement. - Evaluation of the cervical spine alignment during the mask ventilation with double ariway maneuvers consisting of mouth opening and mandible advancement.

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000038146

Enrollment

Registered

2019-10-01

Start date

2019-10-02

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

Cases for surgery under general anesthesia

Interventions

Mask ventilation with double airway maneuvers consisting maouth opening and mandible advancement

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients for elective surgery

Exclusion criteria

Exclusion criteria: The history of cervical spine surgery, difficult airway, or a body mass index > 35 kg/m2

Design outcomes

Primary

Measure	Time frame
The camparison of the cervical spine alignment before anesthesia induction and during mask ventilation	—

Countries

Japan

Contacts

Public ContactAtsushi Sawada

Sapporo Medical University School of Medicine Department of Anesthesiology

atusihon7@gmail.com0116112111

Outcome results

None listed

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