A mask ventilation assist device that is attached to a mask to aid in ventilating a patient. Generally, the device comprises an opening that fits over the universal ventilation port of a mask, a cavity that compatibly mates with the mask, and one or more grips that permit a practitioner to apply downward force to the mask via the device. The device may comprise various shapes, sizes, configurations, and features depending on the type of mask on which the device will be deployed.