Table 1.
Constants across all models | Cortical bone | PDL | Screws | Teeth | Trabecular tissue | ||||
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# elements | 313 939 | 74 999 | 10 963 | 68 349 | 153 884 | ||||
Young’s modulus (E) | Heterogeneous | 0.00068 | 105 | 17 or 24.5 | 1,2,3, or 10 | ||||
Poisson’s ratio (υ) | Heterogeneous | 0.49 | 0.36 | 0.3 | 0.3 | ||||
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Variables across models | Model A | Model B | Model C | Model D | Model E | Model F | Model G | Model H | Model I |
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Material properties (E) | |||||||||
Trabecular Tissue | 1 GPa | 2 GPa | 3 GPa | 10 GPa | |||||
Teeth | 17 GPa | 24.5 GPa | |||||||
Constraints | |||||||||
Balancing (Right) Side TMJ | Translation along X, Y, Z axes constrained | Translation along X, Y axes constrained | |||||||
Working (Left) Side TMJ | Translation along X, Y axes constrained | Translation along X, Y, Z axes constrained | |||||||
Left P3 and P4 | Translation along X axis constrained | Translation along X,Y,Z axes constrained | none | ||||||
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Left M1 | Translation along X axis constrained | Translation along X,Y,Z axes constrained | |||||||
Left M2 and M3 | Translation along X axis constrained | Translation along X,Y,Z axes constrained | none | Translation along X,Y,Z axes constrained | |||||
Time of muscle force modeling | Time of Max Muscle Force | Time of Max strain in LLAT gage |
Axes: X =supero-inferior; Y =anteroposterior; Z =mediolateral