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Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XXXVII | Pages 247 - 247
1 Sep 2012
Grammatopoulos G Pandit H Taylor A Whitwell D Glyn-Jones S Gundle R Mclardy-Smith P Gill H Murray D
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Introduction. Since the introduction of 3rd generation Metal-on-Metal-Hip-Resurfacing-Arthroplasty (MoMHRA), thousands of such prostheses have been implanted worldwide in younger patients with end-stage hip osteoarthritis. However, no independent centre has reported their medium-to-long term outcome. The aim of this study is to report the ten year survival and outcome of the Birmingham Hip Resurfacing (BHR), the most commonly used MoMHRA worldwide. Methods. Since 1999, 648 BHRs were implanted in 555 patients, the majority of which were male (326). The mean age at surgery was 52.1years (range: 17–82), with primary OA as most common indication (85%). Mean follow up was 7.1years (range: 1–11). The Oxford Hip Score (OHS) and UCLA questionnaires were sent to all patients. Implant survival was established, with revision as the end point. Sub-analysis was performed by gender, femoral component size (small: <45mm, standard: 46–52, large: >53mm) and age at surgery (young:<50yrs, old:>50yrs). Results. Preliminary results show that survival and clinical outcome were better in men than women (p=0.013) and in patients with large and standard components compared to small (p=0.005). In women the survival and clinical outcome were worse in the young than the old (p=0.049). In men there was no difference in survival or clinical outcome between the young and old (p=0.106). In young men the 10-year survival was 95%, the mean OHS was 45 and the mean UCLA score was 8.1. Conclusion. The results of resurfacing are good in men. They perform particularly well in the young and highly active men who tend to have problems with conventional hip replacements


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XXXVII | Pages 410 - 410
1 Sep 2012
Johnston A Stokes M Corry I Nicholas R
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Background. Anterior Cruciate Ligament Reconstruction is a commonly performed orthopaedic operation. The use of a four-strand semitendinosus and gracilis hamstring graft (STG) is a well established method of reconstruction to restore knee stability. Aim. To assess the ten year subjective knee function and activity level following STG anterior cruciate ligament reconstruction. Methods. 86 patients underwent anterior cruciate reconstruction by two knee surgeons in the year 1999. 80 patients meet the inclusion criteria of STG reconstruction by a standard operative technique. Patient evaluation was by completion of a Lysholm Knee Score and Tegner Activity Level Scale at a minimum of ten years from reconstructive surgery. This was by initial postal questionnaire and subsequent telephone follow-up. Results. 80 patients underwent anterior cruciate reconstruction with average age 30.9 years +/− 8.8 (15 to 58 years). There was a 77.5% (62 patients) response at ten years to the questionnaire. The mean Lysholm Knee Score at ten years was 78.4 +/− 12.8 (39 to 90). The mean activity level had decreased from 8.3 to 5.3 at ten years according to the Tegner Activity Scale. 11 patients required medial and lateral partial menisectomies at the time of original reconstruction. This group of patients had a Lysholm Knee Score of 67.6 +/− 19.1 and Tegner Activity Scale of 3.9 at ten years following reconstruction. 17 of the 80 patients (21.25%) required re-operation because of further knee symptoms, with 4 patients requiring revision of the anterior cruciate following re-rupture. Conclusion. Anterior Cruciate Ligament Reconstruction with four-strand STG hamstring graft provides a reliable method of restoring knee function with a 5% revision rate for re-rupture at ten years. Combined partial medial and lateral menisectomy at the time of the initial reconstruction is a poor prognostic indicator for function at ten years


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XXXVII | Pages 210 - 210
1 Sep 2012
Wood A Bell D Keenan A Arthur C Court-Brown C
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Introduction. In an ageing population the incidence of patients sustaining a neck of femur fracture is likely to rise. Whilst the neck of femur fracture is thought to be a pre-terminal event in many patients, there is little literature following this common fracture beyond 1 year. With improving healthcare and increasing survival rate, it is likely that a proportion of patients live to have subsequent fractures. However little is known about if these occur and what the epidemiology of these fractures are. Aim. To describe the epidemiology of fractures sustained over a ten year period in patients who had an “index” neck of femur fracture. Method. All patients from the Lothian region, who sustained a neck of femur fracture and were admitted to the Royal Infirmary of Edinburgh in Scotland between 01/01/2000 and 31/12/2000 were prospectively identified and had their orthopaedic notes and where appropriate death records retrospectively reviewed in Aug 2010, to identify further fractures and orthopaedic treatments. Patients admitted from without the Lothian region were excluded from the study. Other information regarding their pre-injury medical history, what surgery was performed, age, social status, co-morbidities and where relevant cause and date of death were recorded. Results. In the year 2000 there were 628 patients identified as having sustained a neck of femur fracture giving an incidence of 12/10,000/year. 534 (85%) of the 628 fractures were sustained by falls, with the remainder being direct trauma, pathological or an unknown cause. The mean age of patient at the time of sustaining the neck of femur fracture was 87.5 years old, with a range of 17 to 101 years old. 136 (21.7%) patients went on to sustain further fractures. The top five most frequent fractures involved the contralateral neck of femur (55; 31%), radius (34; 19%), humerus (24; 13.4%), ipsilateral femur (19; 10.6%) and tibia (10; 5.6%). 32 (23.5%) people sustained multiple fractures after the initial hip index fracture. 24% of patients had previously sustained some form of fracture prior to their index neck of femur fracture. Conclusion. Our results demonstrate that over a fifth of patients who sustain a neck of femur fracture will sustain a further fracture in the next ten years. Rather than regarding a neck of femur fracture as a terminal event, resources and support should be directed at preventing further fractures in this high risk population. As patients live longer and health care and the treatment of neck of femur fractures improves it is likely that the incidence of further fractures will rise. We believe our results will be useful for all departments treating neck of femur fractures


Over the last few decades, the All-Poly Monoblock Tibia has been relegated to a minimum use in the major healthcare systems of the western world. The main reason for this has been the perception that this tibial component is inferior in its ability to withstand stresses. This perception originated and subsequently gained ground, due to certain historical reasons, leading to the widespread use of the modular metal-backed tibial component despite a higher cost.

The recent economic downturn has enforced even the rich western healthcare systems to look for cost-effective solutions. The author works in India, where the society is still highly price-sensitive and takes value for money very seriously. Further, the routine ADL of the Indian population requires them to adopt high flexion postures such as cross-legged sitting and squatting. The author has used the All-Poly Tibia extensively, which is the most economical of tibial components. Further, he has developed a surgical technique which has resulted in his patients achieving high flexion (greater than 135 degrees) in more than 75% cases.

This paper presents the 10 year results of a series of 500 cases of Primary TKR in which the All-Poly Monoblock Tibia had been used. All the patients had cross-legged sitting activity as part of their ADL, thus presumably generating significant pressures on the joint surfaces. Of the original 500 cases, we could follow up 434 cases. We report a 96% survival rate of the implant in this series. There was not a single aseptic plastic failure. The revisions required were due to infection, peri-prosthetic fracture, and instability.

The message being conveyed in this paper is that the All-Poly Tibia is a very cost-effective solution in routine Primary TKRs, and is able to deliver excellent long-term results even in high stress situations like cross-legged sitting activity. It would offer a huge cost savings to the healthcare system if the Orthopaedic Surgeons start using this implant more frequently.


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XXXVII | Pages 95 - 95
1 Sep 2012
Nichols J Ferran N Nichols J Pandey R Modi A Taylor G Armstrong A
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We report a retrospective review of outcome after shoulder hemiarthroplasty for proximal humerus fractures. All patients managed with shoulder hemiarthroplasty for proximal humerus fractures between 1997 and 2008 were included. Clinical notes were reviewed and surviving patients completed postal Oxford Shoulder Score (OSS) questionnaires. Results were analysed to assess whether there was a difference in outcome for those above the age of 70 years. A total of 96 patients were treated during this period. Female to male ratio was 3.36:1 with mean age 72 ± 9.6 (45–93) years at time of fracture. At time of review 30.2% of patients were dead. Two patients were lost to follow-up after discharge. Complete case notes were available in 68 patients. Response rate to the OSS was 67.2%. There were 20 patients below 70 years and 48 patients above 70 years of age. The ASA grade was II in 60% of patients. Mean follow-up was 52 months. There were 2 in hospital post-operative deaths due to medical complications. Mean OSS was 27 (3–47) of a maximum of 48, with no significant difference between groups. Overall complication rate was 27.9%, with no significant difference between groups. Ten year survival was 96.9% overall with no significant difference between groups. There appears to be no significant difference in functional outcome, complication rate, or implant survival between patients below or above the age of 70 years treated with primary hemiarthroplasty for fracture of the proximal humerus. This procedure however carries a high complication rate in this group of patients


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XXXVII | Pages 566 - 566
1 Sep 2012
Lee MC Lee JK Seong SC Lee S Jang J Lee SM Shim SH
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Summary. Revision TKA using CCK prosthesis showed comparable outcome to PS prosthesis in clinical and radiological results. Introduction. In revision total knee arthroplasty (TKA), the goal should be to obtain good motion, function and most importantly stability. The stability depends on remaining soft tissue and implant design. The more the ligaments retain function, the less the implant constraint is needed to achieve stability. With increased constraint, the transfer of joint reaction forces to implant-bone interface may lead to mechanical loosening of the implant. Constrained condylar knee (CCK) prosthesis provides more constraint compared with posterior stabilized (PS) prosthesis. The purpose of this study was to compare the clinical, radiological outcome and survivorship of CCK and PS prosthesis in revision TKA. Materials and Methods. One hundred and twenty-one consecutive revision TKAs using CCK (79 knees) and PS (42 knees) were included. The mean follow-up period was 63.2 months for CCK and 64.8 months for PS. The mean age was 69.5 years and 70.6 years in CCK and PS, respectively. Range of motion (ROM), American Knee Society (AKS) score, Hospital for Special Surgery (HSS) score, complications and failure rate were assessed. Radiographic measurements included tibiofemoral angle and radiolucent lines. The Kaplan-Meier survivorship analysis was performed with an end point of re-revision surgery for any reason and compared between CCK and PS using the Log-rank test. Results. The mean range of motion improved from 97.5° to 115.9° in PS, from 89.5° to 110.1° in CCK. The mean Knee Society knee and functional scores improved from 47.6 and 36.4 to 89.7 and 66.1 with PS, from 53.5 and 41.7 to 79.2 and 66.8 with CCK. The mean Hospital for Special Surgery knee score also improved from 57 to 76.9 and 59.7 to 77.6, respectively. The complication rate was 7.5% (4 cases; 3 recurred infections, 1 instability) in PS and 10.3% (7 cases; 4 recurred infections, 1 periprosthetic fracture, 2 stem tip pains) in CCK. The Kaplan–Meier survivorship analysis revealed that ten year survival of the components was 85.4% for PS and 80.0% for CCK. In all aspects, there were no statistical difference (a p-value of more than 0.05) between PS and CCK. Conclusion. Revision TKA using CCK prosthesis showed comparable outcome to PS prosthesis in clinical and radiological results. CCK prosthesis is a reliable and successful option for prosthesis selection in revision TKA when PS prosthesis is not enough for management of instability