 At this time, a femoral sizer was then placed with reference to the posterior condyles and we measured a size F. Once this was performed, three degrees of external rotation was then drilled into the condyle in alignment with the epicondyles of the femur. 
At this time , a femoral sizer was then placed with reference to the posterior condyles and we measured a size F. Once this was performed , three degrees of external rotation was then drilled into the condyle in alignment with the epicondyles of the femur .