... pharynx, larynx, esophagus, epiglottis, trachea and tracheal ring; can practice tracheal intubation, sputum suction, oxygen inhaling and incision ... . The transducer would monitor automatically if the tracheal intubation is correct, and also support auscultation ... car, rescue console4. Simple respirator, auscultator, laryngoscope, tracheal cannula, transfusion set Software:1. LAN application software ...