fluid responsiveness
Conditions
Interventions
Gold Standard:VTI of left ventricular outflow tract
pressure 
variation, 
PPV
inferior 
distensibility 
indes, 
IVC-DI
Sponsors
Department of Anesthesiology, West China Hospital, Sichuan University
Eligibility
Sex/Gender
All
Age
18 Years to 60 Years
Inclusion criteria
Inclusion criteria: General anesthesia mechanical ventilation patients, aged 18 years -60 years old, male and female, BMI<30, ASA grade 1-2, signed informed consent, Strict fasting and drinking prohibition before operation.
Exclusion criteria
Exclusion criteria: Pregnancy, Arrhythmia, EF<40%, Heart valve disease , Obvious right ventricular dysfunction, right heart failure, Intracardiac shunt, Peripheral artery disease or stenosis, Contraindication of fluid challenge(Acute coronary syndrome, Cardiac shock, Evidence of capacity overload),Long term oral vasoactive drugs, COPD, Pulmonary hypertension ,bullae of lung, Increased abdominal pressure, Intraperitoneal giant tumor, intra-aortic balloon pump, Allen's test positive
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| pulse pressure variation;inferior vena cava distensibility indes; | — |
Countries
China
Contacts
Public ContactJin Liu
Department of Anesthesiology, West China Hospital, Sichuan University
Outcome results
None listed