Patent ID: 8834480
Filing Date: 2014-09-16
Classification: A61F

Abstract:
1. An instrument for removing an acetabular cup from an acetabulum, said instrument comprising: a handle; a blade connectable to said handle; an adapter connectable to said handle in spaced relationship from said blade, said adapter having an exterior profile that includes a protrusion, an arcuate portion, a first cylindrical portion, and a first frustoconical portion, wherein the protrusion extends distally from the arcuate portion and the arcuate portion extends distally from the cylindrical portion; and a pivot element connectable to said adapter and dimensioned to be received within an acetabular cup, said pivot element having an interior profile including a second cylindrical portion, a second frustoconical portion, and a cavity in which said protrusion is receivable, said first and second frustoconical portions dimensioned complementary to one another to form a taper lock and said first and second cylindrical portions dimensioned to interference fit with one another upon receipt of said adapter within said pivot element.