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Fig. 3 | BMC Musculoskeletal Disorders

Fig. 3

From: Classification and reconstruction of femoral bone defect in the revision of aseptic loosening of distal femoral endoprostheses: a 10-year multicenter retrospective analysis

Fig. 3

The femoral cortical bone bulges and the prosthesis penetrate the cortical bone. a: the highest horizontal line of the isthmus. b: the length of can be used for fixation ≥ 5 cm / 2 times the diameter of the medullary cavity. c: the diameter of the medullary cavity. d: the prosthesis penetrates the cortical bone

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