postoperative pulmonary complications
Conditions
Interventions
LUS-guided RMs:manual re-expansion with a gradual increase in airway pressure until no atelectasis is observed in the lung images, with a maximum airway pressure limit of 45cmH2O, and a tidal volume n
conventional manual RMs:manual squeezing of the bag to a peak pressure of 40cmH2O, maintained for 10 seconds.
Sponsors
The Third People's Hospital of Chengdu
Eligibility
Sex/Gender
All
Age
18 Years to 65 Years
Inclusion criteria
Inclusion criteria: 1. age over 18 years old, 2. American Society of Anaesthesiologists (ASA) physical status I–III, 3. meeting the criteria for surgical indications specified in the Chinese guidelines for bariatric surgery[24], 4. assigned informed consent.
Exclusion criteria
Exclusion criteria: 1. the existence of severe chronic obstructive pulmonary disease (COPD, defined as GOLD grades III–IV), uncontrolled bronchial asthma 2. dysfunction of vital organs, such as cardiac dysfunction (defined as New York Heart Association class III or IV), ongoing renal replacement therapy before surgery, intracranial injury, or tumor, or neuromuscular disease 3. expected to require prolonged postoperative mechanical ventilation (due to difficult airway or planned administration of ICU) 4. already participated in other trials
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| postoperative pulmonary complications; | — |
Secondary
| Measure | Time frame |
|---|---|
| LUS score; | — |
Countries
China
Contacts
Public ContactYu-Qi Liao
The Third People's Hospital of Chengdu
Outcome results
None listed