United Orthopedic Corporation

I nstruments 22 Parallel to Transepicondylar Axis Align with Whiteside’s Line D. Femoral Sizing and Chamfer Resection Screw Driver 9304-1102 AiO Block 9304-7101 Establish External Rotation By rotating the Central Knob with the Screw Driver , the desired external rotation angle can be adjusted according to the pre-operative plan, or by referencing the transepicondylar axis and Whiteside's line. The marking indicates degrees of rotation relative to the posterior condyles, and can be adjusted from 3 to 7 degrees in 1 degree increments.