LifeVac Choking Rescue Device Home Kit for Adult and Children First Aid Kit, Portable Choking Rescue Device, First Aid Choking DeviceThe LifeVac is a non powered, non invasive, single use only airway clearance device developed for resuscitating a victim with an airway obstruction when current choking protocols have been followed without success. LifeVac has a one way valve that does not allow any air to enter a choking victim on the downward motion. The LifeVac comes fully equipped with an adult mask, a pediatric mask, and a practice mask. The duration of the suction is minimal