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- W4310732561 endingPage "969.e1" @default.
- W4310732561 startingPage "957" @default.
- W4310732561 abstract "Background The incidence of dislocation after revision total hip arthroplasty (rTHA) is reported to be up to 25% and remains a common source of failure. Constrained acetabular components and dual mobility implants are two implant classes being utilized to alleviate this burden in patients who have recurrent instability or major intraoperative instability. This meta-analysis evaluated the incidence and temporal trends of dislocation after implantation with constrained acetabular components and dual mobility implants in rTHA. Methods Longitudinal studies reporting dislocation after the use of constrained acetabular components or dual mobility implants in rTHA were sought from Medline and Embase to October 2022. Secondary outcomes included re-revision surgery for dislocation and all causes. A total of 75 relevant citations were identified comprising 36 datasets of 3,784 constrained acetabular components and 47 datasets of 10,216 dual mobility implants. Results For constrained acetabular components, the pooled incidence of dislocation was 9% (95% confidence interval: 7.2, 11.7) (range 0.0%-35.3%) over a weighted mean follow-up of 6 years, in contrast to 3% (95% confidence interval: 2.2, 4.4) (range 0.0%-21.4%) over 5 years for dual mobility implants. Re-revision rates for dislocation after using constrained acetabular components were around 9%, in contrast to 2% for dual mobility implants. Re-revision rates for all causes after using constrained acetabular components were around 19%, in contrast to 8% for dual mobility implants. Conclusion Dual mobility implants in the context of rTHA demonstrate lower incidences of dislocation (3% versus 9%), re-revision for dislocation (2% versus 9%), and rer-evision for any cause (8% versus 19%) in contrast to constrained acetabular components. This must be considered by surgeons when implanting such devices, often selected to treat instability." @default.
- W4310732561 created "2022-12-16" @default.
- W4310732561 creator A5004592076 @default.
- W4310732561 creator A5012597123 @default.
- W4310732561 creator A5016773764 @default.
- W4310732561 creator A5055741571 @default.
- W4310732561 creator A5058741543 @default.
- W4310732561 creator A5070151669 @default.
- W4310732561 creator A5075018667 @default.
- W4310732561 date "2023-05-01" @default.
- W4310732561 modified "2023-10-14" @default.
- W4310732561 title "A Meta-Analysis of the Incidence and Temporal Trends of Postoperative Dislocation in Revision Total Hip Arthroplasty Utilizing Constrained Acetabular Components or Dual Mobility Implants" @default.
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- W4310732561 doi "https://doi.org/10.1016/j.arth.2022.11.007" @default.