patient under going general anesthesia
Conditions
Interventions
None listed
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Patients scheduled to undergo general anesthesia
Exclusion criteria
Exclusion criteria: 1) Planned intubation with consciousness 2) Full Stomac 3) Patients who have a fistula in the respiratory tract such as tracheostomy and tracheoesophageal fistula 4) Emergency operation 5)Allergy to drugs scheduled for use 6) Patients who have dementia
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| End tidal carbon dioxide concentration | — |
Secondary
| Measure | Time frame |
|---|---|
| tidal volume, back ground parameters, results of preoperative sleep study, and respiratory variables during mask ventilation | — |
Countries
Japan
Contacts
Chiba University Graduate School of Medicine, Anesthesiology