Pulmonary nodule
Conditions
Interventions
Group A:FiO2=0.9 during double lung ventilation
Group B:FiO2=0.8 during double lung ventilation
Group C:FiO2=0.7 during double lung ventilation
Sponsors
The Affiliated Jinhua Hospital, Zhejiang University School of Medicine
Eligibility
Sex/Gender
All
Age
18 Years to 70 Years
Inclusion criteria
Inclusion criteria: (1) Patients undergoing thoracoscopic resection of left pulmonary nodule ; (2) Aged between 18 and 70; (3) BMI in the range of 18 to 25 kg/m2; (4) American Society of Anesthesiologists (ASA) physical status I/II. (5) No serious heart and lung disease and cerebrovascular disease, or combined liver and kidney function damage, respiratory infection before surgery.
Exclusion criteria
Exclusion criteria: (1) Preoperative blood oxygen saturation 50mmHg; (2) forced expiratory volume in one second (FEV1) < 50% predicted value; (3) Preoperative assessment of difficult airway; (4) CT indicated abnormal trachea anatomy or atelectasis.
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Lung collapse score (LCS); | — |
Secondary
| Measure | Time frame |
|---|---|
| Pulse oxygen saturation, SPO2;Systolic pressure;Diastolic pressure;Postoperative thoracic drainage tube removal time;Intrapulmonic pressure;The time of pre-thoracotomy lung collapse;Arterial oxygen partial pressure, PaO2;Heart rate; | — |
Countries
China
Contacts
Public ContactZhao Dong
The Affiliated Jinhua Hospital, Zhejiang University School of Medicine
Outcome results
None listed