Combined Oral and Nasal mask ventilation

摘要

A gas mask includes a Nasal mask ventilation Anesthesia mask and a mouth that define a Chamber and a Chamber respectively nasal oral, Connected In detachable Way among themselves, so that the oral Nasal mask and the Mask can be used separately as a mu00e1sc Ara or as an oral Nasal mask, or a combination of oral Nasal mask.