Fig. 4From: Biomechanical analysis of stress around the tilted implants with different cantilever lengths in all-on-4 conceptAll-on-4 implant photoelastic models. (a) 0-degree distal implant of All-on-4 model; (b) 15-degree distal implant of All-on-4 model; (c) 45-degree distal implant of All-on-4 modelBack to article page