The TIO (Three-In-One) is a combination product that incorporates the benefits of an oropharyngeal airway, a bite block and an oxygen administration port into one convenient, easy to use device. The innovative design of the TIO enhances procedure efficiency and improves patient care in a multitude of procedures including TEE, endoscopic procedures that require deep conscious sedation and patients with oropharyngeal obstructions such as sleep apnea.