Stress distributions of the short stem and the tapered wedge stem at different alignments: a finite element analysis study

Table 7 Average values of von Mises stress and strain energy density under the standing condition

	Zone 1		Zone 2		Zone 3		Zone 4		Zone 5		Zone 6		Zone 7
	Preserve	TL	Preserve	TL	Preserve	TL	Preserve	TL	Preserve	TL	Preserve	TL	Preserve	TL
von Mises stress (MPa)
Neutral	0.92	9.41	5.23	22.38	12.48	21.84	18.48	29.81	13.74	19.17	7.74	19.78	2.16	10.85
Varus	0.70	10.53	4.42	11.84	11.13	16.05	16.67	22.52	14.39	16.45	7.94	12.87	2.24	14.38
Valgus	0.73	12.19	4.86	20.61	12.50	21.09	18.57	28.43	14.13	18.42	7.12	17.10	1.94	11.46
Flexion	0.57	9.21	4.14	19.95	8.85	16.70	14.40	25.20	8.39	16.39	5.32	19.32	1.65	16.40
Extension	1.06	9.75	6.34	20.71	14.41	21.77	20.94	31.63	16.93	21.81	9.16	18.96	2.46	12.51
Anteversion 10°	1.20	8.87	7.43	12.97	17.22	24.03	24.19	31.24	20.69	24.99	11.08	16.63	2.91	11.12
Anteversion 40°	0.59	14.53	3.43	16.18	8.48	12.40	13.47	22.11	5.60	12.54	3.59	12.76	1.49	15.55
SED (J/m³)
Neutral	0.10	5.98	1.06	21.04	6.09	16.44	11.87	31.72	6.08	12.92	2.02	14.78	0.24	8.95
Varus	0.04	8.67	0.75	6.26	4.83	9.22	9.87	17.96	6.69	8.79	2.10	6.33	0.27	13.06
Valgus	0.04	9.72	0.94	15.02	6.11	16.03	12.15	28.80	6.43	11.41	1.75	12.45	0.22	9.00
Flexion	0.04	6.87	0.66	17.57	3.06	9.56	7.22	22.54	2.38	12.67	0.92	18.84	0.19	19.29
Extension	0.10	7.84	1.55	15.37	8.12	17.74	15.15	35.74	8.96	15.44	2.74	14.28	0.29	13.54
Anteversion 10°	0.11	6.20	2.14	6.51	11.36	21.31	20.32	34.62	13.42	20.12	4.08	8.54	0.48	9.21
Anteversion 40°	0.04	6.87	0.43	17.57	2.45	9.56	6.12	22.54	1.10	12.67	0.44	18.84	0.15	19.29

ISSN: 1749-799X