Manual Hyperinflation and Physical Therapy Program on Lung Recruitment Mechanically Ventilated Pediatric Patients

"1. mechanical ventilation~2. silicon resuscitation bag (500ml) connected to pressure manometer with an oxygen flow of 10 l.min-1~3. Endotracheal closed suction with pressure control ventilation (PCV)"

\- Children in study group B will receive standard Physical therapy program including suction, percussion and vibration with total duration of session in group a will be 15 minutes, daily for successive two weeks