Practice Management 3D Printing: A Model for Dental Laboratories. New Webinar! By Conexiant News Staff October 9, 2013 Share It's not too late to register for this FREE CDEWorld webinar on 3D printing! 3D Printing: A Model for Dental Laboratories Presenter: Chris Brown, BSEE Course will take place on May 15, 7 PM EST (4 PM PST) Register here.