Figure 7: Stress at implant: (a) Ti-MZ, (b) Ti-IPS, (c) PEEK-MZ, (d) PEEK-IPS, (e) PEKK-MZ, (f) PEKK-IPS, (g) VTE-MZ, (h) VTE-IPS. TI: Titanium; MZ: Monolithic zirconia; PEEK: Polyether ether ketone; PEKK: Polyetherketoneketone; Represents IPS e-max- Brand name for E-max crowns, VTE-Vita enamic.