http://www.radio4all.net/program/63443Podcast for Program: Ultrasound and its Effects on TeethSat, 06 Oct 2012 16:10:06 +0000240http://www.radio4all.net/program/63443My guest is Dr. Tarek El-Bialy, Associate Professor of Orthodontics and Biomedical Engineering at the University of Alberta, Canada. He has been working on an ultra sound device that is small enough to fit into the mouth. It has been shown to regenerate tooth dentin and he is currently studying the ability of the device to regenerate damaged nerves and root pulp. Pete BiancoSat, 06 Oct 2012 16:10:06 +0000