Table 5.

Porous composites scaffold designed for bone tissue engineering (Chen et al. 2008; Rezwan et al. 2006)

Scaffold composite		Percentage of ceramic (wt %)	Porosity (%)	Pore size (μm)	Modulus (MPa)
Ceramic	Polymer
Amorphous CaP	PLGA	28–75	75	>100	65
HA	PLLA	50	85–96	100 × 300	10–14
	PLGA	60–75	81–91	800–1,800	2–7.5
	PLGA		30–40	110–150	337–1,459
Bioglass®	PLGA	75	43	89	51
	PLLA	20–50	77–80	~100	137–260
				~10
	PLGA	0.1–1		50–300
	PDLLA	5–29	94	~100
				10–50
Cancellous bone				100–500	100–500