#$%^&*AU2018202175B220191121.pdf#####ABSTRACT A ball component of a ball-and-socket joint prosthesis comprising a spherical head, a stem, and a collar coupling the head to the stem, wherein the stem comprises a web structure, the web structure comprising a space truss comprising a plurality of planar truss units having a plurality of struts joined at nodes, wherein the web structure is configured to interface with bone tissue, and wherein the web structure extends throughout the central portion of the stem.13/20 c11 0I I I I I I 0 I I I I I I I I QQ +d (L
