1)hot air vibrator for medical purpose,医用热气振动器2)pneumatic vibrator,气动振动器3)medical vibratory sputum excretion machine,医用振动排痰机4)Heat Exchanger Vibration,换热器振动5)pneumatic vibrator,气压振动器6)pneumatic vibrator,气压振动器;风动振捣器
用法和例句
Objective To explore the effects of medical vibratory sputum excretion machine on saturation of blood oxygen and sputum excretion in patients with chronic obstructive pulmonary disease(COPD).