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Finite element pre‐processing step for the neutrally aligned knee. (A). the osteotomy model was constructed with Mimics software; (B). the reconstructed model was smoothed and converted to CAD models in Geomagic studio software; (C).bone graft was designed and assembled via SolidWorks; (D). the intact knee model was meshed in HyperMesh software using 4‐node tetrahedron elements. (E). the subdivision of the mesh of cartilage and meniscus.
