The is used to treat or prevent tongue is worth to jaws, or upper respiratory tract obstruction due to adhesion to pharynx posterior wall, also can be oropharyngeal airways as a bit closed teeth pad to prevent patients in the interpolation of the endotracheal tube in the mouth. Oral pharyngeal airway can help to attract the mouth pharynx; Assist in the insertion of pharynx and gastric duct.
The position of the mouth and pharyngeal airway is correct and the model should be appropriate, so that the pharyngeal curve is located right in the base of the tongue, and the front end of the ventilator is located near the epiglottis. In shallow anesthesia or conscious patients, oropharyngeal airway of epiglottis and glottal stimulation can cause coughing and laryngospasm, will is the best treatment method of oropharyngeal airway exit 1-2 cm or switch to a proper length of oropharyngeal airway. Patients with a clear or superficial anesthesia and the first four teeth with a
Features of medical equipment airway:
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