He said the hope was that one day the technology could replace current dental implants, which cannot reproduce a natural root structure.

BBC: Researchers grow teeth from gum cells

The technology, electropalatography, involves a dental plate connected to a machine, which monitors the tongue.

BBC: Grace Hampson, 11,

In addition to Gentinge, he also owns privately held Lifco, which primarily makes dental products, but also dabbles in machinery and tools more broadly, environmental technology, sawmill equipment and vehicle interiors.

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