Table 1: FEA contact force and normal stress for 10-gram monofilament applied normal to the surface.
Epidermis-1000 kPa |
||||||||
|
FEA |
Theory |
FEA |
Theory |
|
Total Relative Strain Energy Norm error |
||
Depth (mm) |
Force (gF) |
Force (gF) |
%Error |
Normal Stress (MPa) |
Normal Stress (MPa) |
%Error |
||
0.025 |
1.64 |
1.68 |
1.96 |
0.041 |
0.042 |
3.31 |
1.89% |
|
0.05 |
3.29 |
3.35 |
1.99 |
0.081 |
0.084 |
3.31 |
1.89% |
|
0.075 |
4.93 |
5.03 |
1.98 |
0.122 |
0.126 |
3.31 |
1.89% |
|
0.1 |
6.58 |
6.71 |
1.97 |
0.162 |
0.168 |
3.31 |
1.89% |
|
0.125 |
8.22 |
8.38 |
1.97 |
0.203 |
0.209 |
3.31 |
1.89% |
|
0.15 |
9.86 |
10.06 |
1.98 |
0.243 |
0.251 |
3.31 |
1.89% |
|
0.175 |
11.51 |
11.74 |
1.94 |
0.284 |
0.293 |
3.31 |
1.89% |
|
0.2 |
13.15 |
13.41 |
1.97 |
0.324 |
0.335 |
3.31 |
1.89% |
|
0.225 |
14.79 |
15.09 |
2.00 |
0.364 |
0.377 |
3.34 |
1.89% |
|
0.25 |
16.44 |
16.77 |
1.96 |
0.405 |
0.419 |
3.34 |
1.89% |
|
0.275 |
18.08 |
18.44 |
1.98 |
0.445 |
0.461 |
3.34 |
1.89% |
|
0.3 |
19.72 |
20.12 |
2.00 |
|
0.486 |
0.503 |
3.33 |
1.89% |