Oropharyngeal leak pressure of supraglottic airway devicd at head rotation

The effect of head rotation on oropharyngeal leak pressure of AuraGain and i-gel: a randomized study

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-jRCT1012210043

Enrollment

160

Registered

2021-10-18

Start date

2021-10-18

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

Diseases needed operation under general anesthesia Diseases needed operation under general anesthesia

Interventions

The supraglottic airway device, AuraGain or i-gel, is inserted to maintain airway opening after induction of general anesthesia. The selection of the supraglottic device depends on computerized random

D017214

Supraglottic airway device, Laryngeal mask airway

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients who received elective surgery under general anesthesia Patients with ASA-PS 1-3

Exclusion criteria

Exclusion criteria: Patients who has the risk of pulmonary varotrauma Patients who has the risk of aspiration pneumonia Patients who has the restriction of head rotation

Design outcomes

Primary

Measure	Time frame
Oropharyngeal leak pressure at 0, 30 and 60 degree head rotations	—

Secondary

Measure	Time frame
Ventilation score Maximum airway pressure under 10 mL/kg volume controlled ventilation Expiratory tidal volume under 10 mL/kg volume controlled ventilation Fiberoptic view of vocal cords	—

Contacts

Public ContactTomohiro Chaki

Sapporo Medical University School of Medicine Hospital

chakitomohiro0728@yahoo.co.jp+81-11-611-2111

Outcome results

None listed

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