Meshing schemes of the FE model | Scheme 1 | Scheme 2 | Scheme 3 | Scheme 4 | Scheme 5 | Scheme 6 |
---|---|---|---|---|---|---|
Bone mesh size (mm) | 1.8 | 2 | 2.2 | 2.4 | 2.6 | 2.8 |
Implant mesh size (mm) | 0.4 | 0.5 | 0.6 | 0.7 | 0.8 | 0.9 |
Number of elements (bone) | 394,567 | 283,144 | 211,575 | 162,570 | 130,294 | 105,606 |
Number of elements (implants) | 927,049 | 476,396 | 279,679 | 176,629 | 118,313 | 83,809 |
Analysis time (min) | 113 | 90 | 42 | 44 | 29 | 15 |
Maximum von Mises stress of the bone (mPa) | 13.521 | 12.314 | 12.47 | 12.154 | 12.585 | 13.44 |
von Mises stress change rate (bone) | − 9.80% | 1.25% | − 2.60% | 3.42% | 6.36% | – |
Maximum von Mises stress of the implants (mPa) | 99.186 | 102.14 | 101.33 | 96.872 | 100.58 | 95.029 |
von Mises stress change rate (implants) | 2.89% | − 0.80% | − 4.60% | 3.69% | − 5.84% | – |