“A difference of four minutes, and this place would be a memorial instead,” LiveVac founder Art Lih told The Post. Dennis A. ClarkLike loved ones of choking victims, Lih all too well knows the pain of lives cut short. 8 A photo of 2-year-old Gabriel, who was saved by the LifeVac device. Anybody can use the LifeVac without training, as the mask creates a suction seal over a choking victim’s mouth and pulls out the blockage instantly. 8 The Wall of Saves for rescued choking victims initally began as a few dozen and has grown to thousands.