Patient ventilator asynchrony is a common problem in mechanically ventilated patients .It is associated with adverse effects including increased work of breathing, patient discomfort, increased need for sedation, prolonged mechanical ventilation , weaning difficulties and weaning failure. 100 mechanically ventilated COPD patients were enrolled in this prospective study .Detection of patient ventilator asynchrony was done on 30-minute sessions at 12, 24, 36, and 48 hours following intubation by visual assessment of pressure, flow and volume graphs on ventilator .
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To study effect of different types of ventilator asynchrony on weaning in mechanically ventilated COPD patients
Timeframe: One year