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The mechanical analysis of proximal femur in physiological configuration (A) and extreme abducted configuration (B) using “fulcrum‐balance‐reconstruction” model. G, the gravitational force of body weight; F1, the division of body gravity perpendicular to the physiological lever; F2, the tensile stress generated within greater trochanter during the weight exertion at femoral head; PF, physiological fulcrum.
