Midterm survival of a contemporary modular total knee replacement: A multicentre study of 1970 knees

D. F. Dalury, W. P. Barrett, J. B. Mason, W. M. Goldstein, J. A. Murphy, M. W. Roche

Research output: Contribution to journalArticlepeer-review

40 Scopus citations

Abstract

This retrospective study evaluated the midterm clinical and radiographic outcomes of a second-generation total knee replacement system. In a multicentre consecutive series of 1512 patients, 1970 knees were treated with the PFC Sigma knee system (Depuy, Warsaw, Indiana). The patients were reviewed for functional outcome, and underwent independent radiographic evaluation at a mean follow-up of 7.3 years (5 to 10). A total of 40 knees (2%) required revision, 17 (0.9%) for infection. The incidence of osteolysis was 2.2%. The ten-year survival with revision for any cause other than infection as the endpoint was 97.2% (95% CI 95.4 to 99.1). The PFC Sigma knee system appears to provide excellent results in the medium term.

Original languageEnglish (US)
Pages (from-to)1594-1596
Number of pages3
JournalJournal of Bone and Joint Surgery - Series B
Volume90
Issue number12
DOIs
StatePublished - Dec 2008
Externally publishedYes

ASJC Scopus subject areas

  • Surgery
  • Orthopedics and Sports Medicine

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