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The Journal of Bone & Joint Surgery British Volume
Vol. 72-B, Issue 3 | Pages 418 - 422
1 May 1990
Nicholas R Orr J Mollan R Calderwood J Nixon Watson P

Augmentation of the acetabular component of total hip replacements is a method of increasing stability and preventing recurrent dislocation. We report a series of mechanical experiments designed to evaluate the turning moments and angles required to dislocate standard, long posterior wall and two different augmented prostheses.