Patent ID: 8186349

Claim:
A tracheostomy tube comprising: a lumen body having a circumferential wall which defines an airway securing lumen, the circumferential wall having an inner surface, an outer surface, a base end portion, and a tip end portion, wherein the airway securing lumen extends from the base end portion to the tip end portion; a connector section having a surface portion, which is formed at the base end portion of the lumen body; a cuff having an inner surface and an outer surface, which is formed on the outer surface of the tip end portion of the lumen body and which is expandable and contractible; a cuff-expanding lumen which is formed in the circumferential wall of the lumen body and which allows the surface portion of the connector section to communicate with the inner surface of the cuff; and a suction tube which is formed in the circumferential wall of the lumen body and which allows the surface portion of the connector section to communicate with the outer surface of the lumen body; wherein a coating layer exhibiting surface lubricity in moisture is formed on the outer surface of the lumen body, the outer surface of the cuff, and the inner surface of the lumen body in which the airway securing lumen is formed, and wherein the coating layer comprises a fluorine-containing acryl urethane silicon resin.