Fig. 1From: Stress distribution patterns at mini-implant site during retraction and intrusion—a three-dimensional finite element studyThree-dimensional solid model of the mini-implant and bone: three-dimensional solid model of a 35-mm section of the alveolar bone of the posterior maxilla with a single self-drilling titanium mini-implant with a small head-type and tapered screw. Cortical layer of the bone depicted in orange and the cancellous bone in red Back to article page