None listed
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: - Patients with scheduled surgery requiring general anesthesia - Patients scheduled for orthopedic surgery in a sitting position - Class I, II, III of the American Society of Anesthesiologist (ASA) physical status classification system designated by the American Association of Anesthesiologists - Age 19 -75 years
Exclusion criteria
Exclusion criteria: - Hemodynamically unstable patients - Patients with serious cerebrovascular disease or heart disease - Patients with cognitive impairment - 18 years old or younger, over 76 years old - ASA status IV or V
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| regional tissue oxygen saturation | — |
Secondary
| Measure | Time frame |
|---|---|
| mean arterial pressure, heart rate, oxygen saturation, complication such as cerebral infarction, cognitive disorder | — |
Countries
Korea, Republic of
Contacts
Hanyang University Seoul Hospital