None listed
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: The patients ungergoing spine fusion surgery above 2 levels in our institution
Exclusion criteria
Exclusion criteria: 1. Emergency 2. left or right ventricular dysfunction (ejection fraction < 40%) 3. PaO2 / FiO2 ratio < 300 in preoperative evaluation with ABGA 4. Re-operation due to surgical bleeding 5. Preoperative hepatic or renal dysfunction 6. Preoperative dermatologic disease which interrupts non-invasive cardiac output monitoring patch attachment
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| amounts of surgical bleeding during surgery;Transfusion requirement during surgery;Amounts of surgical bleeding until 72 hr after surgery;Transfusion requirements until 72 hr after surgery | — |
Secondary
| Measure | Time frame |
|---|---|
| Mean arterial blood pressure;Heart rate;Central venous pressure;Peak inspiratory pressure;Mean inspiratory pressure;Cardiac output;Cardiac index;Stroke volume variation;Amounts of fluid administration during surgery;Urine output during surgery | — |
Countries
Korea, Republic of
Contacts
Konkuk University