Description Reviews Product introduction?- Insert through nasal cavity and the insertion depth is adjustable.- Relieve the obstruction of pharynx tissue or organ to glottis and assist in supplying oxygen.- Assist in attracting the pharyngeal secretions and ensure the upper airway open.Size: 2.5# , 3.0# , 3.5#, 4.0, 4.5#, 5.0#, 5.5#, 6.0#, 6.5#, 7.0#, 7.5#, 8.0#, 8.5#, 9.0#, 9.5#Type: Flange/Connector-Normal/Connector-Reinforced Be the first to write your review!
