目的比较旋转振动排痰仪（TMK2000-Y01）排痰法与人工叩击排痰法在老年慢性阻塞性肺疾病患者中的排痰效果。
Objective To explore the effects of sputum excretion with rolling machine beating(TMK2000-Y01) and artificial beating used in senile patients with chronic obstructive pulmonary disease(COPD).
目的比较旋转振动排痰仪（TMK2000-Y01）排痰法与人工叩击排痰法在老年慢性阻塞性肺疾病患者中的排痰效果。
Objective To explore the effects of sputum excretion with rolling machine beating(TMK2000-Y01) and artificial beating used in senile patients with chronic obstructive pulmonary disease(COPD).
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