Another material for secondary telescope copings is USIG PEEK, a vacuum-formed material that is drawn over the primary telescope directly. They are then placed on the model and duplicated for the secondary frame creation (Figs. 48-50). The possible combinations of superstructures in PEEK are limitless, including solid white, pink or any combination (Figs. 51-57). The most common failure complaint for traditional hybrid prostheses is the debonding or breaking off of denture teeth. This is due to lack of mechanical retention and poor processing protocols. To prevent this, we generate individual retentions whenever anterior teeth are involved, supporting each tooth (Figs. 58 and 59). Fig. 51 Fig. 52 Fig. 53 Fig. 54 Fig. 55 Fig. 56 Fig. 48 Fig. 49 Fig. 57 Fig. 50 Fig. 58 58 Fig. 59 APRIL 2021 // dentaltown.com DT0421_Mohr_Telescopic-MM.indd 58 3/18/21 9:14 AMhttp://www.dentaltown.com