The linked Dr. Bicuspid article by Marty Jablow discusses some of the new things he saw at the Chicago Midwinter meeting including two new digital denture systems.
Not much has changed in dentures in many years, but two companies — Global Dental Science and Dentca — are changing the way dentures are fabricated. They use CAD/CAM technology to take the impressions; the denture is then fabricated and can be delivered at the next visit. In just two appointments you go from impression to insertion of the denture.