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Table 2 Comparative analysis of morphological characteristics of a natural osteochondral complex and the proposed scaffold

From: Morphological characteristics of cartilage-bone transitional structures in the human knee joint and CAD design of an osteochondral scaffold

 

Natural osteochondral complex

Osteochondral scaffold

Phases

Bone, cartilage, and transitional region

Bone, cartilage and transitional region

Porosity of transitional region (%)

20

30

Porosity of bone phase (%)

60

65

Transitional region

 Defects

Exist

Exist

 Connected structure

Imbedding interlocking

Imbedding interlocking

 Hole area (%)

7

10

 Protrusion width (μm)

51

400

 Protrusion width (%)

85

35