None listed
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: The patients who will undergo elective surgery under general anesthesia in Seoul National University Bundang Hospital. ASA class I or II The patients who agree to participate in this study
Exclusion criteria
Exclusion criteria: American society of Anesthesiologists class over III Risk of difficult mask ventilation The patients who needs awake intubation Risk of regurgitation and pulmonary aspiration Craniofacial anomaly The patients who reject to participate in this study or cannot give informed consent
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Peak inspiratory presusre checked during mask ventilation with airway | — |
Secondary
| Measure | Time frame |
|---|---|
| Tidal volume checked during mask ventilation with airway;Grage of Fiberoptic bronchoscopic findings;Cormack-Lehane grade;Gender;Height;Weight;Body-mass index;ASA classification | — |
Countries
Korea, Republic of
Contacts
Seoul National University Bundang Hospital