Implant Design
A 78-year-old woman with Parkinson disease and cognitive impairment requires total hip arthroplasty for a displaced femoral neck fracture. She has poor balance and difficulty following hip precautions. The surgeon is considering a dual mobility construct to reduce dislocation risk. Regarding dual mobility hip arthroplasty:
Mark each as TRUE or FALSE
Dual mobility was invented by Gilles Bousquet in France in 1974; the design features a small femoral...
Primary indications include high dislocation risk patients (femoral neck fractures in elderly, neuro...
Dual mobility was invented in the United States in 2000; it uses a large metal head directly articul...
Intraprosthetic dislocation (IPD) is a unique failure mode where the femoral head dislocates from wi...
Compared to constrained liners, dual mobility preserves near-normal hip biomechanics, has lower rate...
Answer the questions to see explanations
Click T (True) or F (False) for each option