Accupal Takes the Steve Martin Out of Dentistry

The Accupal won't make your next root canal painless, but it will lessen the sting of the needle. Essentially an ultrasonic toothbrush with a hole in it, when coupled with minor amounts of topical anesthetic, you can apparently poke and prod someone's mouth all day without pain. It seems to work through a combination… » 7/31/08 3:10pm 7/31/08 3:10pm