ANATOMICAL CONCENTRIC SPHERES TOTAL HIP ARTHROPLASTY

摘要

There is described herein a trial for total hip arthroplasty, the trialcomprising: afirst spherical insert having a plurality of tabs mounted thereto, each of theplurality of tabsat least partially defining an orifice, wherein the first spherical insert issized to fit withinan unreamed acetabulum, the first spherical insert further being sized tocontact theacetabulum and a resected femoral neck when the first spherical insert ispositioned withinthe unreamed acetabulum.