Digital 3D Tooth Positioner is invented by Dr. H.D. Kesling for the sole purpose of achieving “final artistic positioning and retention.” The fundamental design of this appliance helps orthodontists achieve an ABO-grade finish on a routine basis.http://www.tportho.com/products/custom-lab-appliances/tooth-positioner/Designed in 3Shape Orthodontics Software andrendered realistically in KeyShot Pro 5.2