Table 4 Peak von Mises stress at the top surface of the bearing component for different implant material combinations
Peak von Mises stress (MPa) | The material of Tibial and Talar components | Maximum difference | ||||
|---|---|---|---|---|---|---|
Ceramic | CrCoMo | Ti6Al4V | CFR-PEEK | |||
Bearing Material | CFR-PEEK | 23.58 | 22.57 | 21.32 | 17.74 | 24.77% |
PEEK | 16.79 | 16.36 | 15.78 | 13.99 | 16.68% | |
UHMWPE | 10.51 | 10.46 | 10.32 | 9.80 | 6.76% | |
Maximum difference | 55.42% | 66.95% | 51.59% | 44.76% | Â | |