Biomedical Engineering Reference
In-Depth Information
0.08
-0.5°C
-0.2°C
0°C
0.2°C
0.5°C
0.06
0.04
0.02
ε
0.00
-0.02
-0.04
-0.06
-0.08
0
500
1000
1500
2000
t
(day)
(a)
0.08
-0.5°C
-0.2°C
0°C
0.2°C
0.5°C
0.06
0.04
0.02
η
0.00
-0.02
-0.04
-0.06
-0.08
0
500
1000
1500
2000
t
(day)
(b)
FIGURE 4.7
Variation of ε and η with time
t
for several temperature changes. (a) ε versus
t;
( b) η versus
t.
• Similarly to that shown in Figure 4.3, Figure 4.7 shows the effects
of temperature change on bone surface remodeling under the
combination loading of mechanical, electric, and magnetic fields.
The results obtained are similar to those of Figure 4.3 and the
analysis for Figure 4.3 applies here.
• Case 2: φ
b
− φ
a
= -60, -30, 30, and 60 V,
p
(
t
) = 1 MPa,
P
(
t
) = 1500 N,
ψ
b
− ψ
a
= 1A and
T
0
= 0
• Figure 4.8 shows the variation of ε and η with time
t
for various
values of magnetic-field difference. Similarly to that shown in
Figure 4.4, it can be also seen that the effect of the magnetic field
