Arthur Lih, the CEO and inventor of LifeVac, said Grayson's life is one of many saved because of the device. "We've saved almost 2,000 people, over 1,100 children," Lih said.

In order to earn 510 (k) premarket clearance, required for selling such devices in the US, LifeVac needed to show that its device was equivalent to a similar, already-cleared tool.

LifeVac boasts of saving nearly 300 lives and says it's sold more than a million devices. CEO Arthur Lih, who invented the device, said the concept is simple. “We're not talking rocket science.

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