Biomedical Engineering Reference
In-Depth Information
ε/η
t
(day)
t
1
t
2
t
3
t
n
-1
t
n
FIGURE 4.1
Illustration of the rectangular algorithm.
4.4 Surface Remodeling Equation Modified
by an Inserting Medullar Pin
Substituting Equation (3.65) into Equations (4.15) and (4.16) yields
2
da
dt
b
ba
N
1
1
1
e
e
e
e
−=
−
N
+
+
N
ba
N
+
()
()
1
2
3
4
2
2
b
a
2
2
b
a
−
ln
a
ln
(4.56)
2
b
ab
C
e
−
Mp t
()
−
11
0
2
2
−
2
2
db
dt
b
ba
N
a
ba
N
1
1
p
p
′
p
p
=
N
+
+
+
N
()
1
1
2
3
2
2
2
2
b
a
2
2
−
−
ba
−
ln
(4.57)
2
2
b
ab
M
a
ab
pt N
1
p
p
′
−
M
+
()
+
−
C
()
2
3
1
4
0
2
2
2
2
−
−
b
a
b
ln
where
e
e
e
e
e
(
CCc
+
)
−
2
c
C
CC
c
−
−
rr
θθ
33
13
zz
rr
θθ
M
=
−
(4.58)
1
F
∗
c
3
11
12
p
p
p
(
CCc
+
)
−
2
c
C
rr
θθ
33
13
zz
M
=
(4.59)
2
F
∗
3
