Issue 50

M.R.M. Aliha et alii, Frattura ed Integrità Strutturale, 50 (2019) 602-612; DOI: 10.3221/IGF-ESIS.50.51 606 Figure 4 : Typical load-displacement curve for one of the tested SENB specimens made of bovine femur. Figure 5 : Variations of mode I fracture toughness for different SENB samples manufactured from the left and right bovine femur. Bone type Test specimen Fracture toughness value ( MPa√m ) Ref. Bovine femur Chevron-notched bend beam 5.8 [66] bovine cortical bone Compact tension 6 [67] Bovine femur Four point bend beam 4.3-7 [68] Bovine tibia Compact tension 2.8-6.3 [69] Bovine femur Short rod Chevron-notched 4.8 [70] Bovine femur Single-edge notched beam 5.58 [71] Bovine tibia Compact tension 4.93-12.64 [72] Bovine femur Single-edge notched beam 4-6 [73] Bovine femur Compact tension 4.3 [74] Wet Bovine femur Single-edge notched beam 6.35 [75] Fresh Bovine femur Single-edge notched beam 6.8 Current research Table 1: Comparison of bovine bone fracture toughness values reported in the literature. 0 2 4 6 8 10 12 1 3 5 7 9 11 13 K Ic (MPa√m) Specimen Number Average Left Bone Right Bone