Hydrodynamics in Porous Media with Applications to Tissue Engineering - Porous Media: Applications in Biological Systems and Biotechnology - page 93

TABLE 3.1
Local Architectural Properties of Some Porous Substrates Used in Osteoarticular Tissue Engineering

Properties →
Scaffolds
↓

Order of
Magnitude
in Porosity
(%)

Mean Pore
Diameters
( µ m)

Connectivity
(Tortuosity)

Specific
Pore Surface
Area
( × 10 3 m − 1 )

Permeability
( µ m 2 )

Production
Method

References

Natural
exoskeleton:
Porites 50 300 High 7 47 Harvesting,

drying, and
cleaning

Guillemin
et al . 1989

Acropora 15 500 1 39

Copolymer
Scaffolds:
Collagen

99 100 High 40 10 Freezing and

drying process

Tierney et al .
2009

Glycoaminoglycan
Structures made
of polymeric
Materials:
Polycaprolactone 60 400 High 6 100 Rapid

prototyping:
fused
deposition
modeling

Hutmacher
et al. 2001

Synthetic
β -tricalcium 80 250 High 13 52 Polymeric

sponge
method

Liu et al .
2007, 2008

phosphate
β -TCP
Porous bioglass

70 250 High 11 46 Glass melting Zenati et al .