None listed
Conditions
Interventions
Others(fluid therapy) : loading group: intravenous infusion of colloid 500ml for 20 min
nonloading group: intravenous infusion of crystalloid 33.3ml for 20 min (100ml/hr)
Sponsors
Ewha Womans University Medical Center
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: Age 20-80 American Society of Anesthesiologist physical status I-II Patient scheduled for orthopedic procedures in beach-chair position
Exclusion criteria
Exclusion criteria: patients of 19 year-old and less, patients of 81 year-old and over History of cerebrovascular disease, cervical spine disease, cardiovascular disease(American Society of Anesthesiologist physical status III)
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| mean artertial pressure | — |
Secondary
| Measure | Time frame |
|---|---|
| cerebral oxygen saturation | — |
Countries
Korea, Republic of
Contacts
Public ContactEun Chun
Ewha Womans University Medical Center
Outcome results
None listed