CORIDENT Bite Tray can create outstanding result with taking upper and lower impression, including bite registration at once. As Disposable Bite tray, there is no need to disinfect it because it is clean and hygienic.. 1. CORIDENT Bite tray can offer upper and lower impressions as well as bite registration at once. 2. An innovative disposable CORIDENT Bite tray simplifies the procedure while delivering outstanding quality, accurate results and easy handling.