B Assessment Bone Loss
Indications
1. Loosening
2. Infection
3. Instability
4. Periprosthetic fracture
revision hip
A Osteolysis and Loosening
Definition
Biological response to particulate matter
- characterised by periprosthetic osteolysis
- stimulated by wear debris
- debris gains access to any area accessible by fluid
Sources of particulate debris
1. Wear
Mechanisms of wear