Professional of Berman Type Oral Pharyngeal Airway,Guedel Type Oral Pharyngeal Airway manufacturers. Specialize in manufacturing Oral pharyngeal Airway in China. Oral Pharyngeal Airway(Guedel Type) Semirigid, nontoxic polyethylene with color-coded bit block. Guedel-style enclosed center channel. 100pcs/box, 10bx/Ctn Art No. Size Color code 002A 40mm pink 002B 50mm blue 002C 60mm black 002D 70mm white 002E 80mm green 002F 90mm yellow 002G 100mm red 002H 110mm light blue 002K 120mm Orange Oral Pharyngeal Airway (Berman Type) Materials: Made from semirigid non-toxic colour coded for size identification Features: Maintains an open airway into and out of the lungs of anaesthetized or comatose patient, Anatomically carved to contour to pharynx, slotted sides permit passage of suction catheters without obstructing air passage. Disposable for single patient use, size from neonatal to adult.