Ceramic On Ceramic Hip Squeak

No evidence of contribution from the trunnion morse taper lloyd roffe 1 anthony j.

Ceramic on ceramic hip squeak.

Ceramic on ceramic bearings function best under well lubricated conditions and hindrance to these conditions such as edge loading and stripe wear may produce vibrations which resonate through the. Audible squeaking in total hip replacements with ceramic on ceramic bearings is a rare problem. Hooper1 1department of orthopaedic surgery and musculoskeletal medicine university of otago christchurch 4345 christchurch new zealand 2department of mechanical engineering university of canterbury 8140. Some specific implants have been more prone to squeaking and in some cases it seems to be related to the size of the implant with smaller implants squeaking more commonly.

As if being implanted with a defective hip replacement wasn t enough to worry about many recipients have to contend with a squeaking or creaking noise coming from their artificial joint as they go about their daily routines. Squeaking in ceramic on ceramic hips. Ceramic on ceramic bearings can reduce osteolysis and wear however they can make noise. Owen d russell n chia a thomas m.

The firm s site says that a large number of patients stryker trident have developed loud squeaking popping loosening of the components. Squeaking is almost always a problem in patients who have an implant with an alternative bearing surface something other than metal and plastic and most commonly with ceramic hip replacements. The embarrassing squeaking noise is prevalent in patients who received ceramic on ceramic artificial hips. The incidence of hip squeak associated with ceramic on ceramic bearings has been variably reported ranging from 0 7 to 20 9.

Acetabular component orientation was compared for 17 squeaking hips and 17 matched controls. The natural history of ceramic on ceramic prosthetic hip squeak and its impact on patients. Can squeaking with ceramic on ceramic hip articulations in total hip arthroplasty be avoided j arthroplasty. We determined the patients perception of squeaking in 306 patients 336 hips in whom ceramic on ceramic total hip arthroplasties thas were performed between 1997 and 2005.

Squeaking is multifactorial phenomenon and is associated with patient implant and surgical factors. Why does my hip replacement squeak. Swanson md while the wear rate with ceramic on ceramic total hip replacements is negligible and other problems including fracture extremely rare with the use of well designed components and accurate surgical technique squeaking in total hip replacements has recently become an issue. Squeaking in ceramic on ceramic total hip replacements todd v.

Eur j orthop surg traumatol.