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. 2011 Oct 27;470(1):186–192. doi: 10.1007/s11999-011-2145-y

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© The Association of Bone and Joint Surgeons® 2011

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Fig. 3A–E — Graphs show calculated AP contact positions using contact reporting methods similar to those employed in fluoroscopic studies for femoral and tibial components placed in a variety of internal-external rotational positions, including (A) femoral component neutral with tibia component in neutral alignment (Tib & Fem neutral); (B) tibial component 5° external, femoral component 5° internal (Tib 5 deg ext, Fem 5 deg int); (C) tibial component 5° external, femoral component 5° external (Tib 5 deg ext, Fem 5 deg ext); (D) tibial component 5° internal, femoral component 5° external (Tib 5 deg int, Fem 5 deg ext); and (E) tibial component 5° internal, femoral component 5° internal (Tib 5 deg int, Fem 5 deg int). Ant = anterior; post = posterior.