lung damage and protection
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Inclusion criteria ASA I-IV status patients scheduled for abdominal surgery, patients aged >18 yrs, duration of operation >3h.
Exclusion criteria
Exclusion criteria: 1. Patients refuse to participate in experiment; 2. Patients with upper respiratory tract or pulmonary infections in recent 4 weeks; 3. Patients with significant pleural effusion; 4. Previous thoracic surgery or neurosurgery; 5. Major cardiovascular, pulmonary, renal, and hematological disorders; 6. body mass index(BMI)>30 kg/m2.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| pulmonary function;cardiac function;postoperative pulmonary complications;mortality at 28d after surgery;ventilation parameters; | — |
Secondary
| Measure | Time frame |
|---|---|
| demographic data;Vital signs; | — |
Countries
China
Contacts
Xinhua Hospital, School of Medicine, Shanghai Jiaotong University, Shanghai, China.