Patent ID: 8640692

Claim:
An oropharyngeal device for assisting oral ventilation of a patient, comprising: a pharyngeal section configured to engage the tongue of the patient; a bite block connected to the pharyngeal section, the bite block defining a channel, a direction in which air flows through the channel defining a longitudinal axis direction, and the bite block including: a proximate maxillary surface configured to engage at least a portion of the maxilla of the patient; a maxillary flange adjacent the proximate maxillary surface, and the maxillary flange being configured to engage the upper lip of the patient; a mandibular surface opposite the proximate maxillary surface, and at least a portion of the mandibular surface opposite the maxillary flange being configured to engage at least a portion of the mandible of the patient; and a mandibular flange adjacent the mandibular surface, separate from and not in contact with the maxillary flange, and offset from the maxillary flange in the longitudinal axis direction.