Table 4.

Physical characteristics of the β-TCP-based bone substitutes samples. The overall porosity of the granules is the sum of intragranular porosity (measured by Hg-porosimetry) and intergranular voids. It is calculated from the crystal density of β-TCP and the measured bulk density.

Material Name	Granule Shape	Granule Size (µm)	Pore Size (µm)	Intergranular Porosity (%)	Overall Porosity (%)
Cerasorb® M	polygonal	500–1000	0.1–500	65	80
Cerasorb® M	polygonal	150–500	0.1–500	65	76
Cerasorb® PARO/PERIO	polygonal	63–250	0.1–50	25	40
Cerasorb®	round	500–1000	0.1–50	35	58
Cerasorb®	round	50–150	0.1–50	35	67