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ACETABULAR REVISION USING FREEZE-DRIED ALLOGRAFTS



Abstract

We report the result of 49 revisions for aseptic cup loosening using freeze-dried allografts.

We assessed the results according to the primary pathology, severity of bone loss, direction of socket migration before revision, method of bone grafting, socket position, graft incorporation and socket loosening.

Patient’s mean age at revision was 56 years 8 months. At a mean follow up of 7 years and 5 months four cups have been revised for aseptic loosening. Five sockets have migrated but remained stable while six showed full demarcation but have not migrated.

The other 34 remained stable and show radiographic evidence of graft incorporation.

Theses abstracts were prepared by Mr Peter Kay. Correspondence should be address to him at The Hip Centre, Wrightington Hospital, Appley Bridge, Wigan, Lancashire WN6 9EP.