OBJECTIVE To investigate the treatment plans for the severe craniocerebral injury patients complicated with pulmonary infections undergoing tracheotomy so as to improve the symptom of pulmonary infections in the patients.METHODS A total of 100 severe craniocerebral injury patients complicated with pulmonary infections who underwent the tracheotomy from Jan 2011 to Dec 2014 were recruited as the study objects and randomly divided into the observation group and the control group,with 50 cases in each.The cont...