Numerical Investigation on the Biomechanical Performance of Laparoscopic-Assisted Plate Used for Fixing Pelvic Anterior Ring Fracture

Table 1

Node resultant displacements and the average value (mm) at the fracture site under different loading cases.

	N 1	N 2	N 3	N 4	N 5	N 6	N 7	N 8	Average
Under the loading of vertical force
LAP	0.01	0.011	0.0092	0.0072	0.0086	0.007	0.0064	0.012	0.0089
PAPB	0.027	0.022	0.019	0.02	0.027	0.025	0.023	0.026	0.0230
TIS	0.025	0.0099	0.023	0.012	0.017	0.026	0.016	0.027	0.019
OR	0.011	0.012	0.0095	0.0074	0.009	0.0072	0.0066	0.013	0.0094
Under the loading of open book-like force
LAP	0.031	0.036	0.033	0.029	0.026	0.025	0.026	0.036	0.030
PAPB	0.23	0.25	0.22	0.22	0.24	0.27	0.27	0.26	0.250
TIS	0.059	0.028	0.052	0.033	0.041	0.062	0.042	0.065	0.048
OR	0.031	0.037	0.033	0.027	0.024	0.023	0.023	0.037	0.029
Under the loading of close book-like force
LAP	0.031	0.036	0.033	0.029	0.026	0.025	0.026	0.036	0.030
PAPB	0.23	0.25	0.22	0.22	0.24	0.27	0.27	0.26	0.250
TIS	0.058	0.028	0.052	0.033	0.041	0.062	0.042	0.065	0.048
OR	0.029	0.037	0.032	0.026	0.022	0.021	0.022	0.0365	0.028