Femoral Bipolar HeadBipolar heads consist of shell, insert and segment assembly.The inner sphere of the bipolar head is fully compliant for femoral heads (R28 mm.) and the outer sphere presents alternatives starting from R38 mm till R58 mm.Bipolar Head shells are produced of cast CoCrMo al/oy (ISO 5832-4 / ASTM F75).Bipolar Heads inserts and segments are produced of UHMWPE (ISO 5834-2 IASTM F648).