Introduction
Composite implant materials
Materials and methods
Patients
Patient number | Age in years | Gender | Diagnosis | Total bone defect size (cm2) | Defect size in percentage for each bone | Reconstruction | Follow-up period in years |
---|---|---|---|---|---|---|---|
1 | 25 | Male | Multiple skull bone fractures with bone loss on the right | 140 | Right frontal bone 80% Right parietal bone 10% Right temporal bone 60% | Cranioplasty on the right | 5 |
2 | 57 | Male | Multiple skull bone fractures with bone loss on the left | 81 | Left frontal bone 10% Left temporal bone 60% Left occipital bone 8% | Cranioplasty on the left | 5 |
3 | 19 | Male | Left frontobasal and frontoorbit fractures | 6 | Left orbit floor and medial floor 80% | Left orbit base reconstruction | 5 |
4 | 66 | Male | Skull bone defect on the left frontal and supraorbital area after repeated meningioma operations | 52 | Left parietal bone 10% Right frontal bone 40% | Cranioplasty and frontal sinus obliteration on the left | 5 |
Implants
Palacos® PMMA bone cement | BonAlive™ 0.5–0.8 mm granules |
---|---|
Methyl methacrylate 83.5% | Silicon dioxide 53% |
Silicon dioxide 14.3% | Sodium dioxide 23% |
Benzoyl peroxide 1.0% | Calcium oxide 20% |
Gentamicin 1.2% | Phosphorus pentoxide 4% |
Patient number | Implant components and weight in grams |
---|---|
1 | PMMA 86 g BAG 12 g (on both sides of implant) Total weight 98 g |
2 | PMMA 60 g BAG 8 g (on both sides of implant) Total weight 68 g |
3 | PMMA 4.5 g BAG 1 g (on lower side of implant) Total weight 5.5 g |
4 | PMMA 67 g BAG 10 g (on both sides of implant) Total weight 77 g |