Observation of tracheal intubation through the oral cavity and comparison of normal pupil on one side and dilated pupil on the other side indicates the puncture site of the cricothyroid membrane Teaching demonstration and practice operation of intubation technology.
Men'S No Blade Electric Trimmer,Men'S Beard Shaver,Callus Remover Machine For Feet,Foot Dead Skin Remover Electric
Ningbo Chuangxiang Electrical Appliance Co.,Ltd , https://www.haircurler-shaver.com