Femoral implant for artificial hip joint has frustoconical projection which accommodates ball, standing on conical base and has curved tapered projection extending from shoulder

摘要

The cone (1b) supporting the projection has slightly tapered sides. The base (1c) forms a shoulder from which the specially-shaped projection (1) extends. The sides of the projection may be flat, while the inner curve (1a1) and the outer curve (1a2) are rounded, especially forming a semicircular shape.