atelectasis
Conditions
Interventions
Low inhalation oxygen concentration group:The inhaled oxygen concentration FiO2 was 0.5
High inhaled oxygen concentration groupg RM:The inhaled oxygen concentration FiO2 was 1.0
Sponsors
The First Affiliated Hospital of Nanchang University
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: 1.Consent of patients and their families; 2.No restriction on gender or age; 3.Normal lung function; 4.Patients undergoing thoracoscopic lobectomy under elective general anesthesia; 5.ASA grade I-III.
Exclusion criteria
Exclusion criteria: 1.Preoperative renal insufficiency, pulmonary interstitial lesions, pleurisy, bronchiectasis, chronic obstructive pulmonary disease, pulmonary hypertension; 2.Patients with pulmonary congestion or pulmonary edema before surgery; 3.Heart failure, congenital heart disease, pneumothorax, postoperative chemotherapy for breast cancer, infection, fever, respiratory insufficiency.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| oxygenation index;lung ultrasound score;ventilation parameters and arterial blood gas analysis index; | — |
Secondary
| Measure | Time frame |
|---|---|
| pulmonary complications;postoperative hospital stay; | — |
Countries
China
Contacts
Public ContactChen Shibiao
The First Affiliated Hospital of Nanchang University
Outcome results
None listed