Patent ID: 7785371
Filing Date: 2010-08-31
Classification: A61F

Abstract:
1. A prosthetic system comprising: a housing having a first end and a second end; an intermediary piece having a third end and a fourth end, the third end being connected to the second end of the housing; a cap connected to the first end of the housing; at least one screw hole formed in the cap and having an internal thread; a screw inserted in the screw hole and configured to threadedly engage the internal thread of the at least one screw hole; and a trial head attached to the first end of the housing, the trial head having at least one opening alignable with one of the screw holes in the cap; a head, the head being attachable to the first end of the housing in place of the trial head; a first taper formed on an outside of the housing; a second taper matching the first taper, the second taper being formed on an inside of the head; a socket formed at the second end of the housing; a matching spherical surface formed at the third end of the intermediary piece; and a surface formed on the third end of the intermediary piece, the surface located so that when the screw is advanced it contacts the surface.