DENTAL AND ORTHODONTIC APPLIANCES, TOOLS, AND EQUIPMENT FOR CORRECTING, RESTORING AND TREATING DEFECTS OF THE ORAL CAVITY; TOOLS AND EQUIPMENT TO PREPARE SUCH APPLIANCES; AND TOOLS AND EQUIPMENT EMPLOYED IN THE GENERAL DENTAL, ORTHODONTIC, PEDIADONTIC, AND ORAL SURGEON'S OFFICE

providing an on-line information system for orthodontists