The benefit of daily sputum suction via bronchoscopy in patients of chronic obstructive pulmonary disease with ventilators

AbstractBackground:To compare the clinical values of bronchoscopic sputum suction and general sputum suction in respiratory failure patients with acute exacerbation of chronic obstructive pulmonary disease (AECOPD) combined with sequential invasive–noninvasive mechanical ventilation at the pulmonary