Pulmonary atelectasis, obesity
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: BMI > 40 kg/m2 and < 55 kg/m2; surgical procedure type gastric bypass Roux-Y, by laparotomy; age between 25 and 56 years pulmonary function tests and thoracic radiograph normal; nonsmoker; absence of respiratory diseases
Exclusion criteria
Exclusion criteria: Hemodynamic instability; abnormalities in pulmonary function test; permanence greater than three days in the hospital; presence of postoperative complications
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| Decrease in the prevalence of atelectasis. It is expected that the application of positive pressure to decrease the prevalence of atelectasis in the report of the chest radiograph.;Maintenance of the pulmonary function and the expiratory reserve volume. It is expected that with the application of positive pressure, there is maintenance of lung volumes measured by spirometry the second postoperative day.;Maintenance of diaphragmatic and thoracoabdominal mobility. It is expected that there is maintenance of thoracoabdominal mobility measured by the circumference, and diaphragmatic excursion, measured by chest radiography, inspired and expired.;Decreased duration of invasive mechanical ventilation. It is expected that there are minor faster extubation and time of use of invasive mechanical ventilation. | — |
Secondary
| Measure | Time frame |
|---|---|
| It is expected that there is less sensation of dyspnea reported by individuals. | — |
Countries
Brazil
Contacts
Universidade Metodista de Piracicaba - UNIMEP;Universidade Metodista de Piracicaba - UNIMEP