Min. Order Reference FOB Price
20000 Pieces US$0.12-0.14 / Piece
Product Description
An oropharyngeal airway (also known as an oral airway, OPA or Guedel pattern airway) is a medical device called an airway adjunct used to maintain or open a patient's airway.It does this by preventing the tongue from covering the epiglottis, which could prevent the person from breathing. When a ...