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DOS Kongressen 2016 ·
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Early results of cemented Rimfit X3 cup
Morten S Wad
Orthopedic department, Zealand University Hospital Koege.
Background:
Early radiological signs of aseptic loosening of the cup less than 5
years after implantation, together with an increased rate og revision.
Purpose / Aim of Study:
To assess te quality of implantation of the cemented
RimFit X3 cup with the use of a rim cutter: radiological and clinical results.
Materials and Methods:
375 patients operated from 05.04.2011 to
09.09.2015. TraumaCAD was used to measure thicknes of the cement man-
tle in DeLee & Charley 3 zones. Radiolucent lines was classified according to
Hodgkinson (grade 0 - 4). Inclination of the cup was measured.
Findings / Results:
5 % revision, mostly infection. Cement mantle tickness
most pronouced in Zone 2 An increase in radiolucent lines was found.
Conclusions:
An elevated rate of revision has resulted in cessation of the use of
the Rimfit cup at our department.
No conflicts of interest reported
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