Dude the plasma brush is real and came out: http://lynnwoodsongdentalcenter.com/plasma-technology-in-the...

The lasers also came out. Check out waterlase, it is widespread now.

But we are talking about regrowing dentin and enamel! And Kings College London seems to have been working on this for a while. Your article from 2014 is about it.

What I want to ask any dentists here is why is PHOTO ACTIVATED DISINFECTION not being used? Where can someone get it instead of drilling and filling???