This is a Quasi-experimental research design. The subjects are limited in intensive care unit within north medical center hospital. All subjects depend on ventilator and receive weaning plans. Experimental group is weaning with the support of negative pressure ventilator .The investigators collect basic personal variables in the questionnaire, APACHE Ⅱ scale, Dyspnea scale and arterial blood gas analysis and ventilator weaning index. Compare experimental group and control group data. Data will be Statistical analyzed by: descriptive statistics (such as: mean, standard deviation, median, frequency, percentage) and inferential statistics (such as: Independent T-test, Pair T-test, Mann-Whitney U test), P-value \<0.05 will consider to be statistically significant.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
SCREENING
Masking
NONE
Enrollment
120
Body ventilators that assist ventilation by applying intermittent subatmospheric pressure around the thorax, abdomen, or airway and periodically expand the chest wall and inflate the lungs. They are relatively simple to operate and do not require tracheostomy. Chest cuirass is used in this study.
Gung Memorial Hospital, Chang Gung University, College of Medicine.
Taipei, Taiwan
RECRUITINGVentilator weaning rate
Time frame: 28 days
ICU stay
Time frame: 28 days
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