Fig. 5From: Notching is less, if femoral component sagittal positioning is planned perpendicular to distal femur anterior cortex axis, in navigated TKAKnee lateral radiographs after simultaneous bilateral navigated TKA in a patient using PFC-Sigma implant. Notching (depth 3.1 mm) seen in right knee (FBRD group), whereas notching was absent in left knee (FBRE group)Back to article page