Detailed text transcripts for TV channel - KGO - 20120404:10:20:00
No one likes to hear a sound like that. that's the famous dentist drill. it guarantees discomfort, to say the least. >> at least you get a free toothbrush and some -- >> yeah. >> so at a recent dental industry convention, they were showing off new ways to cut down on the pain. christi myers checked it out for us. >> reporter: this is the goo you get and gag on when your dentist needs to make an impression of your teeth. but soon you could be saying good-bye green gunk, hello blue light. using this blue light, they are making a digital impression of my teeth. then your digital impression can be...
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