Biomaterials
A 68-year-old patient with a metal-on-polyethylene total hip replacement presents 15 years post-operatively with progressive groin pain. Radiographs show osteolysis around the acetabular component. A first-year trainee asks about the basic science of wear. Regarding tribology in joint replacement:
Mark each as TRUE or FALSE
Tribology is the study of friction, lubrication, and wear between interacting surfaces in relative m...
Friction is the resistance to motion between two surfaces in contact; the coefficient of friction (μ...
Tribology only applies to metal bearings and has no relevance to natural joints; high friction is de...
Lubrication regimes in joints include: boundary lubrication (thin fluid film, surfaces in partial co...
Natural synovial fluid provides excellent lubrication with coefficient of friction as low as 0.001-0...
Answer the questions to see explanations
Click T (True) or F (False) for each option