Abstract: An endotracheal tube apparatus comprising an endotracheal tube and a hub connection fitting connected with the endotracheal tube. The endotracheal tube is configured to be inserted into a trachea of human body. A ventilation passageway is within the hub connection fitting and along a length of the endotracheal tube. The hub connection fitting may include a power source and a light emitting device. The hub connection fitting may also include a sensor apparatus configured to detect one or more respiration gases of the human body, wherein the sensor apparatus is powered by the power source.

Abstract: An endotracheal tube apparatus is provided which comprises an endotracheal tube insertable into a trachea of a patient, wherein the endotracheal tube has a sidewall and includes a first passageway, wherein the first passageway is a ventilation passageway to provide ventilation to the patient; a fluid sampling port connected to the sidewall of the endotracheal tube; the fluid sampling port including a fluid sampling passageway, the fluid sampling passageway to obtain a fluid sample comprising one or more gases exhaled from the patient; and the fluid sampling port including a connector to connect the fluid sampling port to an analyzer to detect a presence of carbon dioxide gas in the fluid sample.