Oral airway devices having a tubal body curved anteriorly and comprising a central lumen and one or more peripheral hollow passages for hosting a camera and/or one or more tools including a gastric suction tube, including oral airway devices in which the tubal body ends with a tongue and the wall of the tubal body encircles a central lumen. Oral airway devices also include those which comprise three channels, two of which are peripheral channels located in the flanks of the wall of the tubal body, the oral airway devices being compatible with a laryngoscope. Methods for ventilating, intubating and extubating a patient with the medical devices.