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The Bone & Joint Journal
Vol. 107-B, Issue 1 | Pages 27 - 33
1 Jan 2025
Mc Donald S Yoong A Evans JT Farrow L

Aims. The Exeter femoral stem has a cemented, polished taper-slip design, and an excellent track record. The current range includes short-length options for various offsets, but less is known about the performance of these stems. The aim of this study was to compare the survival of short-length stems with standard-length Exeter stems. Methods. A systematic review of all studies reporting the use of short-length Exeter stems in primary total hip arthroplasty (THA) was undertaken. Survival data, the indication for revision, and patient-reported outcomes were gathered from observational and randomized studies. Studies based on registry data were analyzed separately. Results. The review included nine studies which covered a total of 2,190 short stems. The mean follow-up was 6.4 years (2 to 12) with an all-cause survival of 95.4%. When revisions due to aseptic acetabular loosening were excluded, the survival was 97.7%. Four stems fractured (0.18%). The mean Oxford Hip Score improved from 18.29 (1.33 to 21.6) preoperatively to 41.59 (32.9 to 43.4) at final follow-up. Three studies used data from national registries. A total of 25,895 short stems (offset ≤ 35.5 mm) were used compared with 336,218 standard-length stems. In these studies, short stems had a hazard ratio (HR) for all-cause survival of 1.19 (95% CI 0.96 to 1.43) with a rate of revision per 1,000 component-years of 0.037 compared with 0.035 for standard-length stems. One study from the New Zealand Joint Registry divided short stems into standard and small offset groups. Standard offset short stems (≥ 37.5 mm) had a 0.84 HR (95% CI 0.38 to 1.88) while small offset short stems (≤ 35.5 mm) had a 1.6 HR compared with standard stems (95% CI 1.3 to 1.98). Conclusion. Short Exeter stems perform well and are a safe femoral component in primary THA, according to the current literature. There does not appear to be an increased risk of implant fracture associated with these stems. Cite this article: Bone Joint J 2025;107-B(1):27–33


The Bone & Joint Journal
Vol. 102-B, Issue 9 | Pages 1113 - 1121
14 Sep 2020
Nantha Kumar N Kunutsor SK Fernandez MA Dominguez E Parsons N Costa ML Whitehouse MR

Aims

We conducted a systematic review and meta-analysis to compare the mortality, morbidity, and functional outcomes of cemented versus uncemented hemiarthroplasty in the treatment of intracapsular hip fractures, analyzing contemporary and non-contemporary implants separately.

Methods

PubMed, Medline, EMBASE, CINAHL, and Cochrane Library were searched to 2 February 2020 for randomized controlled trials (RCTs) comparing the primary outcome, mortality, and secondary outcomes of function, quality of life, reoperation, postoperative complications, perioperative outcomes, pain, and length of hospital stay. Relative risks (RRs) and mean differences (with 95% confidence intervals (CIs)) were used as summary association measures.