Finite Element- and Design of Experiment-Derived Optimization of Screw Configurations and a Locking Plate for Internal Fixation System

Table 9

Intuitionistic analysis for the orthogonal experiment of structural parameters of the plate.

Number of experiments	Factor				Results of experiment F
	E	G	H	R	P	N	K	L
1	E1	G1	H1	R1	P1	N1	K1	L1
2	E1	G2	H2	R2	P2	N2	K2	L2
3	E1	G3	H3	R3	P3	N3	K3	L3
4	E2	G1	H2	R3	P4	N4	K4	L4
5	E2	G2	H3	R1	P5	N5	K5	L5
6	E2	G3	H1	R2	P6	N6	K6	L6
7	E3	G1	H3	R2	P7	N7	K7	L7
8	E3	G2	H1	R3	P8	N8	K8	L8
9	E3	G3	H2	R1	P9	N9	K9	L9
I	273.00	279.67	285.67	336.33	The maximum von Mises stress of the plate
II	299.33	282.67	283.67	278.33
III	296.33	306.33	299.33	254.00
Range	26.33	26.66	15.66	82.33
Optimal scheme	E1	G1	H2	R3
I	265.00	262.67	268.33	299.67	The maximum von Mises stress of the screw
II	280.67	274.00	277.00	268.67
III	270.00	279.00	270.33	247.33
Range	15.67	16.33	8.67	52.34
Optimal scheme	E1	G1	H1	R3
I	89.57	97.87	86.67	123.67	The maximum von Mises stress of the femur
II	90.67	93.57	108.23	96.50
III	115.53	104.33	100.87	75.60
Range	25.96	10.76	21.56	48.07
Optimal scheme	E1	G2	H1	R3
I	8.25	8.45	8.93	9.26	The maximum strain of the callus
II	8.49	8.49	8.68	8.29
III	8.85	8.65	7.98	8.04
Range	0.60	0.20	0.95	1.22
Optimal scheme	E1	G1	H3	R3