Issues and their solutions regarding implant choice.
|Insufficient bone quality or non-hemispheric acetabulum||Tripod DMC or even a DMC with a hook|
|Significant acetabular defect||Reinforcement cage + cemented DMC|
|Extensive bony acetabular defect||Custom reinforcement cage + cemented DMC|
|Stick to the patient anatomy in complex revision||• Inner diameter of the reinforcement cage = outer diameter of the initial cup.|
|• Cemented DMC diameter = initial cup diameter −4 to 6 mm (thickness of cement).|
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