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Chronic obstructive pulmonary disease(COPD) is a common disease among people. Acute exacerbation of chronic obstructive pulmonary disease(AECOPD) is the acute and aggravating phase of COPD which may lead to respiratory failure. Mechanical ventilation is a very important therapy for those patients,but traditional ventilation modes have some defects, so investigators need to find new modes to solve these problems. In this study, the investigators compare neurally adjusted ventilatory assist (NAVA) and PSV to observe the effects on AECOPD patients' air distribution and dead space to determine if NAVA is a more appropriate ventilation mode for AECOPD patients.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| neurally adjusted ventilatory assist | Experimental |
| |
| pressure support ventilation | Sham Comparator |
|
| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| NAVA and PSV | Device | change ventilation modes(NAVA and PSV) with different support levels |
|
| Measure | Description | Time Frame |
|---|---|---|
| the ratio of physiologic dead space over tidal volume (VD/VT) | 1 year |
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Inclusion Criteria:
Exclusion Criteria:
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| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 28578708 | Derived | Sun Q, Liu L, Pan C, Zhao Z, Xu J, Liu A, Qiu H. Effects of neurally adjusted ventilatory assist on air distribution and dead space in patients with acute exacerbation of chronic obstructive pulmonary disease. Crit Care. 2017 Jun 2;21(1):126. doi: 10.1186/s13054-017-1714-1. |
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| ID | Term |
|---|---|
| D029424 | Pulmonary Disease, Chronic Obstructive |
| ID | Term |
|---|---|
| D008173 | Lung Diseases, Obstructive |
| D008171 | Lung Diseases |
| D012140 | Respiratory Tract Diseases |
| D002908 | Chronic Disease |
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| D020969 |
| Disease Attributes |
| D010335 | Pathologic Processes |
| D013568 | Pathological Conditions, Signs and Symptoms |