The best part may be that the piercing never needs to be replaced. "It never runs out of juice because it is a passive device," Ghovanloo said. "It's just a simple magnet."
But in the end, a person does have to get a tongue piercing, which can be painful and troublesome.
"That was a new experience, but it went quite well," DiSanto said of his piercing. "The recovery time went quite well. A couple of weeks of swelling and a little slurred speech."
For more about spinal cord injuries, visit the U.S. National Library of Medicine.
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