超声雾化器是利用超声波在药物溶液中产生的空化作用,使药物变成颗粒细微的气雾送至患者病灶进行直接吸入治疗。目前国内市场上的超声雾化器基本上具有体积小、重量轻、操作方便等优点,但都存在着严重缺陷,即治疗结束时,切断“工作”开关 Ultrasonic nebulizer is the use of ultrasonic cavitation in the drug solution, the drug into a fine particle aerosol sent to the patient’s lesion for direct inhalation therapy. At present, the ultrasonic nebulizer on the domestic market basically has the advantages of small size, light weight, convenient operation and the like, but all have serious defects that when the treatment ends, the “working” switch is cut off