Biomedical Engineering Reference
In-Depth Information
Table 11.1
Summary of Investigations on Bioactive PEEK Compositesdcont'd
Structure
PAEK
Calcium Phosphate
Porosity
Years
Location
Refs.
Processing
Type Supplier
Size,
m Type Morphology vol%
Size,
m vol%
Size,
m
Properties
m
m
m
2009
epresent
Notre
Dame,
USA
c
[28e31]
Compression
molding
PEKK Oxford
OXPEKK-C
70
cdHA Whiskers
0e40
22
375e90
200e500 Uniaxial
compression
(E, YS,
w
3
y
), micro-
CT, von Kossa
PEEK Invibio
LT1PF,
LT3UF
50, 10
2009
Hong
Kong
d
[32]
Compression
molding
PEEK Victrex
150XF
25
HA,
Equiaxed
0e30
43
0
n/a
Four-point
bending (E, FS),
bioactivity in SBF,
OB proliferation,
differentiation
SreHA
w
w
(45e75)
w
2009
Nagoya,
Japan
e
[33]
Cold press
þ
PEEK Victrex
150XF
25
CaSi
Equiaxed
0e50
5
0
n/a
Three-point
bending (E, FS,
w
w
w
sintering
3
f
),
bioactivity in SBF
Structure: PEEK ¼ polyetheretherketone; PEKK ¼ polyetherketoneketone; HA ¼ hydroxyapatite; b-TCP ¼ b-tricalcium phosphate; cdHA ¼ calcium-deficient HA; Sr-HA ¼ strontium-
doped HA; CaSi
¼
calcium silicate, CaO$SiO
2
; n/a
¼
not applicable; n/r
¼
not reported.
Properties: E
¼
elastic modulus; C
ij
¼
stiffness coefficients; UTS
¼
ultimate tensile strength; UCS
¼
ultimate compressive strength; YS
¼
yield strength; FS
¼
flexural strength; PS
¼
push-out strength;
3
f
¼
strain to failure;
3
y
¼
yield strain; N
f
¼
number of cycles to failure;
s
fat
¼
fatigue strength; E loss
¼
modulus degradation; OB
¼
osteoblast; SBF
¼
simulated body
fluid; micro-CT
micro-computed tomography.
a
Location: Nanyang Technological University, Singapore.
b
Location: Friedrich-Alexander-University, Erlangen-Nuremberg, Erlangen, Germany.
c
Location: University of Notre Dame, Notre Dame, IN, USA.
d
Location: University of Hong Kong, Hong Kong.
e
Location: Nagoya University, Nagoya, Japan.
¼
