lifevac - choking rescue device home kit for adult and children first aid kit, portable choking rescue device, first aid choking device, travel kit lifevac the lifevac is a non-powered single patient portable suction device developed for resuscitating an aspirating victim when the standard protocol has been followed without success. the negative pressure generated by the force of the suction is 3 times greater than the highest recorded abdominal thrusts. the lifevac comes with two mask sizes, adult and pediatric. this travel kit also comes complete with a durable easy access travel bag. the lifevac travel kit does not come with a practice mask which is part of the lifevac home kit