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tracheal intubation kit: laryngoscope, several laryngoscope blades and several endotracheal tubes, a syringe to inflate the cuff of the tube. on a dark background, close-up
Badge and shield with wings. Symbol of military and civil aviation.
Cpap Continuous positive airway pressure system includes of cpap machine,mask,tube and headgear,front view.Full components of Cpap machine ,isolated white background.
Hands holding asthma inhaler for relief asthma attack isolated blue background. Pharmaceutical products is used to prevent and treat wheezing and shortness of breath caused asthma or COPD.
ceiling air duct air conditioner vent illustrate airway blowing direction output air flow

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