Whatever Happened to Squeaky Hips? (AAOS)
In recent years, squeaking hips have been reported in some patients with total hip arthroplasties using hard-on-hard bearing surfaces. So what exactly is the squeaking hip phenomenon? Javad Parvizi, MD, FRCS, provides the following insights:
Squeaking is purely a bearing surface–related problem, with no adverse effect on the remaining structures around the hip.
For the most part, squeaking hips occur with ceramic-on-ceramic bearing surfaces, although metal-on-metal bearings have been implicated in some cases. Specifically, audible squeaking is associat...
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