Table 3.
Properties and cost of different types of bone grafts and bone graft substitutes.
Graft | Mechanical Properties | Vascularity | Osteogenesis | Osteoconduction | Osteoinduction | Cost (USD $)31,32 |
---|---|---|---|---|---|---|
Autograft | ||||||
1. Cortical | ✓✓ | ✕ | ✓ | ✓ | ✓ | |
2. Cancellous | ✓ | ✕ | ✓✓ | ✓✓ | ✓ | |
3. Vascularized | ✓✓ | ✓✓ | ✓✓ | ✓✓ | ✓ | |
4. Bone Marrow | ✕ | ✕ | ✓✓ | ✓ | ✓ | |
Allograft | ||||||
1. Cortical | ✓✓ | ✕ | ✕ | ✓ | ✓ | 530-1681/3–20 cm |
2. Cancellous | ✓ | ✕ | ✕ | ✓✓ | ✓ | 376/30 cc |
3. Demineralized | ✕ | ✕ | ✕ | ✓✓ | ✓✓✓ | 726-1225/10 ml |
Bone Graft Substitutes | ||||||
1. Calcium phosphate | ✓∗ | ✕ | ✕ | ✓✓ | ✕ | 1520/10 ml |
2. Calcium sulfate | ✕ | ✕ | ✕ | ✓✓ | ✕ | 655/10 ml |
3. Tricalcium phosphate | ✓✓ | ✕ | ✕ | ✓ | ✕ | 875/10 ml |
4. Bone morphogenic proteins | ✕ | ✕ | ✕ | ✕ | ✓✓ | 3500–5000 |
✕, ✓, ✓✓, ✓✓✓: extent of activity; ✕: absent activity, ✓✓✓: greatest activity∗: for tri-calcium phosphate.