Is There a Cadaver Guy?

"I wanted to test it every way I could, right? I can't choke someone, although I volunteered, but you can't do it. So we did studies on mannequins, child mannequin, adult mannequin," he says. "And then my, by putting it out there, Arthur,  we made it and started selling it." The life-saving device has saved one person's life in the last year according to a report.