Pulmonary atelectasis
Conditions
Interventions
pressure-controlled ventilation group:Pressure-controlled ventilation was used during anesthetic induction.
Volume-controlled ventilation group:Volume-controlled ventilation was used during anesthetic induction.
Sponsors
Fudan University Shanghai Cancer Center
Eligibility
Sex/Gender
All
Age
18 Years to 80 Years
Inclusion criteria
Inclusion criteria: 1. Aged 18-80 years old; 2. ASA grades I-II; 3. Selective non cardiac surgery; 4. General anesthesia under tracheal intubation.
Exclusion criteria
Exclusion criteria: 1. Previous history of chronic lung disease and lung surgery; 2. There is a risk of reflux aspiration; 3. Difficult airway aspiration with clear tracheal intubation; 4. Facial or thoracic deformities; 5. There are implants in the body, such as pacemakers
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| global inhomogeneity index, GI; | — |
Secondary
| Measure | Time frame |
|---|---|
| centre of ventilation, CoV;ratio of left/right lung ventilation distribution;ventilation distribution of four regional of interests;expiratory tidal volumes;hemodynamics; | — |
Countries
China
Contacts
Public ContactZhang Jun
Fudan University Shanghai Cancer Center
Outcome results
None listed