Table 1 Bulk density and porosity of the scaffolds before the PEG impregnation and density, volume of PEG, mechanical properties of PEG-impregnated sintered bone.
PEG impregnated sintered bovine bone scaffold | Relative density of untreated sintered BA, before PEG treatment±SD | Relative density of PEG soaked sintered bone±SD | Open porosity in sintered bone±SD | Volume of impregnated PEG in sintered BA±SD (SD: standard deviation) |
|---|---|---|---|---|
% | % | % | % | |
PEG- D900 | 42.72±0.95 | 58.86±0.22 | 10.28±1.45 | 13.91±0.04 |
PEG- D1000 | 51.27±0.63 | 60.57±0.32 | 4.90±0.01 | 7.85±0.59 |
PEG- M900 | 42.09±1.27 | 56.99±0.28 | 15.08±2.3 | 17.88±0.09 |
PEG-M1000 | 50.95±2.85 | 58.61±0.32 | 9.23±1.78 | 9.57±1.04 |
PEG-P900 | 41.14±1.89 | 55.28±0.44 | 18.68±3.82 | 21.66±0.45 |
PEG-P1000 | 50.63±1.89 | 57.63±0.13 | 10.38±1.62 | 14.69±0.57 |