Fig. 8From: Patient-specific three-dimensional evaluation of interface micromotion in two different short stem designs in cementless total hip arthroplasty: a finite element analysisMicromotion vectors of stems during stair climbing. Anterior, posterior, superior, and inferior views. a Rectangular stem. b Finned stem. The white arrow indicates the direction of the vector. A, anterior; L, lateral; M, medial; P, posteriorBack to article page