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The Bone & Joint Journal
Vol. 106-B, Issue 9 | Pages 986 - 993
1 Sep 2024
Hatano M Sasabuchi Y Isogai T Ishikura H Tanaka T Tanaka S Yasunaga H

Aims. The aim of this study was to compare the early postoperative mortality and morbidity in older patients with a fracture of the femoral neck, between those who underwent total hip arthroplasty (THA) and those who underwent hemiarthroplasty. Methods. This nationwide, retrospective cohort study used data from the Japanese Diagnosis Procedure Combination database. We included older patients (aged ≥ 60 years) who underwent THA or hemiarthroplasty after a femoral neck fracture, between July 2010 and March 2022. A total of 165,123 patients were included. The THA group was younger (mean age 72.6 (SD 8.0) vs 80.7 years (SD 8.1)) and had fewer comorbidities than the hemiarthroplasty group. Patients with dementia or malignancy were excluded because they seldom undergo THA. The primary outcome measures were mortality and complications while in hospital, and secondary outcomes were readmission and reoperation within one and two years after discharge, and the costs of hospitalization. We conducted an instrumental variable analysis (IVA) using differential distance as a variable. Results. The IVA analysis showed that the THA group had a significantly higher rate of complications while in hospital (risk difference 6.3% (95% CI 2.0 to 10.6); p = 0.004) than the hemiarthroplasty group, but there was no significant difference in the rate of mortality while in hospital (risk difference 0.3% (95% CI -1.7 to 2.2); p = 0.774). There was no significant difference in the rate of readmission (within one year: risk difference 1.3% (95% CI -1.9 to 4.5); p = 0.443; within two years: risk difference 0.1% (95% CI -3.2 to 3.4); p = 0.950) and reoperation (within one year: risk difference 0.3% (95% CI -0.6 to 1.1); p = 0.557; within two years: risk difference 0.1% (95% CI -0.4 to 0.7); p = 0.632) after discharge. The costs of hospitalization were significantly higher in the THA group than in the hemiarthroplasty group (difference $2,634 (95% CI $2,496 to $2,772); p < 0.001). Conclusion. Among older patients undergoing surgery for a femoral neck fracture, the risk of early complications was higher after THA than after hemiarthroplasty. Our findings should aid in clinical decision-making in these patients. Cite this article: Bone Joint J 2024;106-B(9):986–993


Orthopaedic Proceedings
Vol. 105-B, Issue SUPP_14 | Pages 7 - 7
10 Oct 2023
Chambers M Madeley N
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Stable Weber B fractures are typically treated non-operatively without complications but require close monitoring due to concerns over potential medial deltoid ligament injuries and the risk of delayed talar shift. Following recent evidence suggesting this is unlikely, a functional protocol with early weight bearing was introduced at Glasgow Royal Infirmary (GRI) following a pilot audit. This study aims to evaluate the risk of delayed talar shift in isolated Weber B fractures managed with functional bracing and early weight-bearing, particularly if signs of medial ligament injury are present. We conducted a retrospective review of 148 patients with isolated Weber B fractures without talar shift at presentation that were reviewed at the virtual fracture clinic at our institution between July 2019 and June 2020. The primary outcome was the incidence of delayed talar shift. Secondary outcomes were other complications and adherence to protocol. 48 patients had medial signs present and of these 1 (2%) showed possible talar shift on X-rays at 4 weeks, and was kept under review. This patient had a normal medial clear space at 3 months. No patients with medial signs not documented (n=19) or not present (n=81) had delayed talar shift. 10% of patients (n=15) had at least 1 complication: delayed union (n=2); non-union (n=3); ongoing pain (n=14). Functional bracing with early weight-bearing is a safe, effective protocol for managing isolated Weber B fractures without initial talar shift. This study concludes that the risk of delayed talar shift is low in all patients, with or without medial signs


Orthopaedic Proceedings
Vol. 105-B, Issue SUPP_6 | Pages 12 - 12
20 Mar 2023
Dixon JE Rankin IA Diston N Goffin J Stevenson I
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This study aimed to assess the outcomes of patients with complex rib fractures undergoing operative or non-operative management at our center over a six-year time period. Retrospective analysis was performed to identify all patients with complex rib fractures at our center from May 2016 to September 2022. Outcome measures included mechanical ventilation, tracheostomy, pneumonia, and mortality at one year. 388 patients with complex rib fractures were identified. 37 (10%) patients fulfilled criteria for surgical management and underwent rib fracture fixation; 351 patients were managed non-operatively with anaesthetic block or analgesia alone. The fixation group had a significantly higher proportion of patients with flail chest (30 (81%) vs 94 (27%), p<0.001) and were significantly more likely to require ICU admission (30 (81%) vs. 16 (5%), p<0.001) than the non-operative group. At one year follow-up, no significant differences were seen for mortality between these groups (1 (3%) vs. 27 (7%), p=0.276). Of the surgical management group, those that underwent fixation <72 hours post injury were significantly less likely to develop pneumonia than those who were delayed >72 hours (2 (18%) vs 15 (58%), p=0.038), with downward trends noted for ICU length of stay (6 vs 10 days, p=0.140) and duration of mechanical ventilation (5 vs 8 days, p=0.177); no significant differences were seen for tracheostomy (3 vs. 5, p=0.588) or mortality (0 vs 1, p=0.856). Surgical fixation of complex rib fractures improves outcomes in selected patient groups. Early surgical fixation led to reduced rates of pneumonia and may improve other outcome measures


Bone & Joint Open
Vol. 2, Issue 7 | Pages 522 - 529
13 Jul 2021
Nicholson JA Clement ND Clelland AD MacDonald DJ Simpson AHRW Robinson CM

Aims. It is unclear whether acute plate fixation facilitates earlier return of normal shoulder function following a displaced mid-shaft clavicular fracture compared with nonoperative management when union occurs. The primary aim of this study was to establish whether acute plate fixation was associated with a greater return of normal shoulder function when compared with nonoperative management in patients who unite their fractures. The secondary aim was to investigate whether there were identifiable predictors associated with return of normal shoulder function in patients who achieve union with nonoperative management. Methods. Patient data from a randomized controlled trial were used to compare acute plate fixation with nonoperative management of united fractures. Return of shoulder function was based on the age- and sex-matched Disabilities of the Arm, Shoulder and Hand (DASH) scores for the cohort. Independent predictors of an early recovery of normal shoulder function were investigated using a separate prospective series of consecutive nonoperative displaced mid-shaft clavicular fractures recruited over a two-year period (aged ≥ 16 years). Patient demographics and functional recovery were assessed over the six months post-injury using a standardized protocol. Results. Data from the randomized controlled trial consisted of 86 patients who underwent operative fixation compared with 76 patients that united with nonoperative treatment. The recovery of normal shoulder function, as defined by a DASH score within the predicted 95% confidence interval for each respective patient, was similar between each group at six weeks (operative 26.7% vs nonoperative 25.0%, p = 0.800), three months (52.3% vs 44.2%, p = 0.768), and six months post-injury (86.0% vs 90.8%, p = 0.349). The mean DASH score and return to work were also comparable at each timepoint. In the prospective cohort, 86.5% (n = 173/200) achieved union by six months post-injury (follow-up rate 88.5%, n = 200/226). Regression analysis found that no specific patient, injury, or fracture predictor was associated with an early return of function at six or 12 weeks. Conclusion. Return of normal shoulder function was comparable between acute plate fixation and nonoperative management when union was achieved. One in two patients will have recovery of normal shoulder function at three months, increasing to nine out of ten patients at six months following injury when union occurs, irrespective of initial treatment. Cite this article: Bone Jt Open 2021;2(7):522–529


Orthopaedic Proceedings
Vol. 105-B, Issue SUPP_5 | Pages 6 - 6
13 Mar 2023
Pawloy K Sargeant H Smith K Rankin I Talukdar P Hancock S Munro C
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Our unit historically performed total hip replacement (THR) through either posterior or anterolateral approaches. In November 2020 a group of 5 consultants transitioned to utilising the Direct Anterior Approach (DAA). Appropriate training was undertaken and cases were performed as dual consultant procedures with intraoperative radiography or robotic assistance.

Outcomes were collated prospectively. These included basic demographics, intraoperative details, complication rates and Oxford Hip Scores.

A total of 48 patients underwent DAA THR over 1 year. Mean age was 67 and ASA 2. Over this time period 140 posterior approach and 137 anterolateral approach THR's were performed with available data. Propensity score matching was performed on a 1:1 basis using BMI, Age, Sex and ASA as covariates to generate a matched cohort group of conventional approach THR (n=37)

Length of stay was significantly reduced at 1.95 days (p<0.001) with DAA compared to Anterolateral and Posterior approach. There was no significant difference with length of surgery, blood loss, Infection, dislocation and periprosthetic fracture rate. There was no significant difference in Oxford Hip Score between any approach at 3 months or 1 year.

The transition to this approach has not made a negative impact despite its associated steep learning curve, and has improved efficiency in elective surgery. From our experience we would suggest those changing to this approach receive appropriate training in a high-volume centre, and perform cases as dual consultant procedures.


Orthopaedic Proceedings
Vol. 100-B, Issue SUPP_18 | Pages 9 - 9
1 Dec 2018
Downie S Adamson D Jariwala A
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Early mortality in patients with hip fractures due to bony metastases is unknown. The aim was to quantify 30 and 90-day mortality in patients with metastatic hip fractures and identify markers associated with early death. Consecutive patients referred to orthopaedics with a metastatic proximal femoral fracture/impending fracture over a six-year period were compared to a matched control group of non-malignant hip fractures. Minimum follow-up was 1 year and data was analysed using the student´s t-test (significance p<0.05). From Jan 2010-Dec 2015, 163 patients were referred with metastatic proximal femoral lesions. 90-day mortality was three times higher than controls (44% 71/163 vs. 12% 4/33, p<0.01). Mean time from referral to surgery was longer in impending versus completed fractures (11 and 4 days respectively, p<0.05). Multiple biochemical markers were associated with early mortality in the metastatic group. Patients who died early were more likely to demonstrate low haemoglobin and albumin, and high c-reactive protein, platelets, urea, alkaline phosphatase and calcium (p<0.05). Several biochemical markers associated with early mortality reached clinical and statistical significance. These markers were combined into a score out of 7 and indicated a higher early mortality in metastatic patients compared to controls. Patients with a score of 5–6/7 were 31 times more likely to die within 90 days versus controls. This scoring system could be utilised to predict early mortality and guide management. The average delay to surgery of 4 days (completed) and 11 days (impending fractures) identifies a window to intervene and correct these abnormalities to improve survival


The Bone & Joint Journal
Vol. 99-B, Issue 7 | Pages 958 - 963
1 Jul 2017
Mamarelis G Key S Snook J Aldam C

Aims. Hip hemiarthroplasty is a standard treatment for intracapsular proximal femoral fractures in the frail elderly. In this study we have explored the implications of early return to theatre, within 30 days, on patient outcome following hip hemiarthroplasty. Patients and Methods. We retrospectively reviewed the hospital records of all hip hemiarthroplasties performed in our unit between January 2010 and January 2015. Demographic details, medical backround, details of the primary procedure, complications, subsequent procedures requiring return to theatre, re-admissions, discharge destination and death were collected. Results. A total of 705 procedures were included; 428 Austin Moore and 277 Exeter Trauma Stems were used. A total of 34 fractures (in 33 patients) required early return to theatre within 30 days. Age, gender, laterality, time from admission to primary procedure, American Society of Anesthesiologists grade, and implant type were similar for those requiring early return to theatre and those who did not. Early return to theatre was associated with a significantly higher length of stay (mean 33.6 days (7 to 107) versus 18.6 days (0 to 152), p < 0.001), re-admission rate (38.2% versus 8.6%, p < 0.001), and subsequent revision rate (17.6% versus 1.3%, p < 0.001). We found no difference in level of care required on discharge or mortality. Conclusion. Proximal femoral fractures are common in the elderly population, with far-reaching medical and economic implications. Factors such as infection or dislocation may require early return to theatre, and this is associated with outcomes which may be both medically and economically detrimental. This illustrates the importance of avoiding early complications to improve longer term outcome. Return to theatre within 30 days is associated with longer length of stay, higher re-admission rate, and higher subsequent revision rate. It may be a useful short-term quality indicator for longer term outcome measures following hip hemiarthroplasty for intracapsular fractures of the proximal femur. Cite this article: Bone Joint J 2017;99-B:958–63


The Bone & Joint Journal
Vol. 102-B, Issue 7 | Pages 918 - 924
1 Jul 2020
Rosslenbroich SB Heimann K Katthagen JC Koesters C Riesenbeck O Petersen W Raschke MJ Schliemann B

Aims. There is a lack of long-term data for minimally invasive acromioclavicular (AC) joint repair. Furthermore, it is not clear if good early clinical results can be maintained over time. The purpose of this study was to report long-term results of minimally invasive AC joint reconstruction (MINAR) and compare it to corresponding short-term data. Methods. We assessed patients with a follow-up of at least five years after minimally invasive flip-button repair for high-grade AC joint dislocation. The clinical outcome was evaluated using the Constant score and a questionnaire. Ultrasound determined the coracoclavicular (CC) distance. Results of the current follow-up were compared to the short-term results of the same cohort. Results. A total of 50 patients (three females, 47 males) were successfully followed up for a minimum of five years. The mean follow-up was 7.7 years (63 months to 132 months). The overall Constant score was 94.4 points (54 to 100) versus 97.7 points (83 to 100) for the contralateral side showing a significant difference for the operated shoulder (p = 0.013) The mean difference in the CC distance between the operated and the contralateral shoulder was 3.7 mm (0.2 to 7.8; p = 0.010). In total, 16% (n = 8) of patients showed recurrent instability. All these cases were performed within the first 16 months after introduction of this technique. A total of 84% (n = 42) of the patients were able to return to their previous occupations and sport activities. Comparison of short-term and long-term results revealed no significant difference for the Constant Score (p = 0.348) and the CC distance (p = 0.974). Conclusion. The clinical outcome of MINAR is good to excellent after long-term follow-up and no significant differences were found compared to short-term results. We therefore suggest this is a reliable technique for surgical treatment of high-grade AC joint dislocation. Cite this article: Bone Joint J 2020;102-B(7):918–924


Orthopaedic Proceedings
Vol. 98-B, Issue SUPP_18 | Pages 2 - 2
1 Nov 2016
Downie S Adamson D Jariwala A
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There is comprehensive data addressing the 6 to 18-month survival in patients with pathological neck of femur (NOF) fractures due to bony metastases. However, little is known about early mortality in this group. The aim was to quantify 30 and 90-day mortality in patients with pathological NOF lesions/fractures and identify biochemical markers associated with early death. Orthopaedic trauma lists over one year were used to identify patients with a pathological NOF fracture/lesion. 33 patients had a metastatic NOF fracture/lesion and were compared to a control group of age and gender-matched non-pathological NOF fractures. Time from referral to surgery was higher in patients with a pathological fracture compared to a pathological lesion (average 7.4 and 0.6 days, p<0.05). 30 and 90-day mortality was higher in the metastatic group compared to controls (15% 5/33 vs 9% 3/33 p<0.05, and 42% 14/33 vs 12% 4/33 p<0.01, respectively). Patients with early mortality had lower average sodium (135 vs 138, p<0.05), creatinine (48 vs 62, p<0.05) and APTT (27 vs 32, p<0.05). They had a higher average WCC (11.3 vs 7, p<0.05) and CRP (55 vs 18, p<0.01). Metastatic patients with early mortality had lower albumin (20 vs 30, p<0.01) and haemoglobin (102 vs 121, p<0.01), which were higher in the control NOF group with early mortality (albumin 28 and haemoglobin 118 respectively, p<0.05). Patients with pathological NOF lesions have multiple biochemical abnormalities associated with early mortality. A prospective study is proposed to assess whether correction of these abnormalities can improve survival in this group


Orthopaedic Proceedings
Vol. 97-B, Issue SUPP_4 | Pages 14 - 14
1 May 2015
Bugler K White T
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Early weight-bearing of patients with ankle fractures is associated with good outcomes. There are a number of potential advantages to early mobilisation including reduced hospital stay and earlier return to work and regular daily activities. However, many surgeons have not incorporated this into their routine ankle fracture protocol, particularly for patients managed operatively; potentially due to concerns regarding loss of reduction. We hypothesised that ankle fractures managed fully weight-bearing would have good outcomes and a low rate of loss of reduction. All ankle fractures presenting to our department over a 15-month period were studied prospectively. Patients were instructed to mobilise fully weight-bearing as able, either immediately postoperatively (for those fractures considered unstable that underwent operative intervention), or at the first fracture clinic review (if stable and managed conservatively). Only patients with syndesmotic injuries and those with neuropathy or psychiatric illness were excluded. The effectiveness of this management protocol was assessed by clinical and radiographic review following fracture union. 847 patients were included, of whom 25% were over the age of 65. 33% of fractures were unstable and therefore managed operatively, 66% were stable and therefore managed in casts or with functional bracing. In every case the radiographs showed maintenance of anatomical mortise and fracture reduction at the time of union, good patient reported outcomes were also recorded. Early weight-bearing of patients with ankle fractures, whether managed conservatively or operatively, results in very low rates of loss of reduction and should be considered routine management for the majority of patients


Orthopaedic Proceedings
Vol. 97-B, Issue SUPP_5 | Pages 9 - 9
1 May 2015
Chaturvedi A Barlow G Sharma HK
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Background:. – A multidisciplinary approach is essential to treat chronic osteomyelitis. Surgical debridement of macroscopic infection precedes targeted antibiotics to eradicate microscopic infection. This study analyses early results of our single-stage protocol for chronic osteomyelitis using antibiotic-impregnated calcium sulphate beads (Stimulan). Methods:. – We retrospectively analysed patients with primary or secondary chronic osteomyelitis treated with Stimulan. Patients with incomplete metal-work removal or follow up less than 3 months were excluded. Our study focused on 15 patients (10 male) with an average age of 40.5 years (16–73 years), average follow up of 10.6 months (3 – 21 months). There were 12 cases of secondary osteomyelitis (3 primary). Majority of cases involved the tibia, femur or humerus. Following debridement Stimulan mixed with Vancomycin and/or tobramycin was placed to obliterate dead space and deliver local antibiotics. Intravenous antibiotics, typically piperacillin/tazobactam and/or teicoplanin, were administered post-operatively until tissue culture results were known – rationalised long term antibiotic regimen followed thereafter. Results:. – Staphylococcus aureus was the commonest organism. Follow up monitoring indicated absorption of Stimulan typically by 3 months and no evidence of recurrence based on clinical, radiographic and biochemical parameters. Conclusion:. – Single stage osteomyelitis treatment with Stimulan shows early promising results, is cost effective and decreases the morbidity of further surgery


The Bone & Joint Journal
Vol. 99-B, Issue 11 | Pages 1520 - 1525
1 Nov 2017
Haines N Kempton LB Seymour RB Bosse MJ Churchill C Hand K Hsu JR Keil D Kellam J Rozario N Sims S Karunakar MA

Aims. To evaluate the effect of a single early high-dose vitamin D supplement on fracture union in patients with hypovitaminosis D and a long bone fracture. Patients and Methods. Between July 2011 and August 2013, 113 adults with a long bone fracture were enrolled in a prospective randomised double-blind placebo-controlled trial. Their serum vitamin D levels were measured and a total of 100 patients were found to be vitamin D deficient (< 20 ng/ml) or insufficient (< 30 ng/mL). These were then randomised to receive a single dose of vitamin D. 3. orally (100 000 IU) within two weeks of injury (treatment group, n = 50) or a placebo (control group, n = 50). We recorded patient demographics, fracture location and treatment, vitamin D level, time to fracture union and complications, including vitamin D toxicity. Outcomes included union, nonunion or complication requiring an early, unplanned secondary procedure. Patients without an outcome at 15 months and no scheduled follow-up were considered lost to follow-up. The t-test and cross tabulations verified the adequacy of randomisation. An intention-to-treat analysis was carried out. Results. In all, 100 (89%) patients had hypovitaminosis D. Both treatment and control groups had similar demographics and injury characteristics. The initial median vitamin D levels were 16 ng/mL (interquartile range 5 to 28) in both groups (p = 0.885). A total of 14 patients were lost to follow-up (seven from each group), two had fixation failure (one in each group) and one control group patient developed an infection. Overall, the nonunion rate was 4% (two per group). No patient showed signs of clinical toxicity from their supplement. Conclusions. Despite finding a high level of hypovitaminosis D, the rate of union was high and independent of supplementation with vitamin D. 3. . Cite this article: Bone Joint J 2017;99-B:1520–5


Orthopaedic Proceedings
Vol. 101-B, Issue SUPP_1 | Pages 4 - 4
1 Jan 2019
Keenan OJF Clement ND Nutton R Keating JF
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The primary aim was to assess survival of the opening wedge high tibial osteotomy (HTO) for medial compartment osteoarthritis. The secondary aim was to identify independent predictors of early (before 12 years) conversion to total knee arthroplasty (TKA). During the 18-year period (1994–2011) 111 opening wedge HTO were performed at the study centre. Mean patient age was 45 years (range 18–68) and the majority were male (84%). Mean follow-up was 12 (range 6–21) years. Failure was defined as conversion to TKA. Kaplan-Meier, Cox regression and receiver operating curve (ROC) analyses were performed. Forty (36%) HTO failed at a mean follow-up of 6.3 (range 1–15) years. The five-year survival rate was 84% (95% confidence interval (CI) 82.6–85.4), 10-year rate 65% (95% CI 63.5–66.5) and 15-year rate 55% (95% CI 53.3–56.7). Cox regression analysis identified older age (p<0.001) and female gender (hazard ratio (HR) 2.37, 95% CI 1.06–5.33, p=0.04) as independent predictors of failure. ROC analysis identified a threshold age of 47 years above which the risk of failure increased significantly (area under curve 0.72, 95% CI 0.62–0.81, p<0.001). Cox regression analysis, adjusting for covariates, identified a significantly greater (HR 2.49, 95% CI 1.26–4.91, p=0.01) risk of failure in patients aged 47 years old or more. The risk of early conversion to TKA after an opening wedge HTO is significantly increased in female patients and those older than 47 years old. These risk factors should be considered pre-operatively and discussed with patients when planning surgical intervention for isolated medial compartment osteoarthritis


Orthopaedic Proceedings
Vol. 101-B, Issue SUPP_1 | Pages 12 - 12
1 Jan 2019
MacInnes A Hutchison P Singleton G Harrold F
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Arthritis of the mid-foot is a common presentation to the foot and ankle clinic, resulting from primary (idiopathic), post-traumatic, or inflammatory joint degeneration. Treatment in the initial stages is conservative, with midfoot fusion regarded as the operative treatment of choice; however there is a paucity of comparative and patient reported data regarding outcomes. Patient reported outcome measures (PROMS), were prospectively collected from October-2015 to March-2018. Diagnoses were confirmed with image guided injection and initial management was conservative. In total, 66 patients were managed conservatively and 40 treated with mid-foot fusion. MOxFQ (Manchester Oxford Foot Questionnaire) and EQ-5D-3L (Euroqual) PROMS were collected pre-operatively, at 26 weeks and at 52 weeks. In the operatively managed group, the female:male ratio was 5.7:1, with a mean age of 61 (range 24–80), while in the conservatively managed group, the ratio was 2.1:1 with mean age 63 (range 29–86). In the surgically managed group, 88.2% of patients reported improvement in symptoms at 26 weeks and 88.9% at 52 weeks. This was greater than the conservatively managed group, in which 40.6% reported improvement at 26 weeks and 33.3% at 52 weeks. Mean MOxFQ improvement in the surgically managed group was +30.7 and +33.9 at 26 and 52 weeks respectively, and in the conservative group, +9.4 and +4.3, at 26 and 52 weeks. Similarly, favourable surgical outcomes were reported across all domains of EQ-5D-3L. This study has highlighted excellent early outcomes after surgical treatment and may represent promise for those patients for whom conservative management fails


The Journal of Bone & Joint Surgery British Volume
Vol. 94-B, Issue 4 | Pages 446 - 453
1 Apr 2012
Moran CG Forward DP

There have been many advances in the resuscitation and early management of patients with severe injuries during the last decade. These have come about as a result of the reorganisation of civilian trauma services in countries such as Germany, Australia and the United States, where the development of trauma systems has allowed a concentration of expertise and research. The continuing conflicts in the Middle East have also generated a significant increase in expertise in the management of severe injuries, and soldiers now survive injuries that would have been fatal in previous wars. This military experience is being translated into civilian practice. The aim of this paper is to give orthopaedic surgeons a practical, evidence-based guide to the current management of patients with severe, multiple injuries. It must be emphasised that this depends upon the expertise, experience and facilities available within the local health-care system, and that the proposed guidelines will inevitably have to be adapted to suit the local resources


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XXXIII | Pages 12 - 12
1 Jul 2012
Waterson H Brenkel I Cook R
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The Oxford medial unicompartmental knee replacement has been shown to provide good long-tern results in numerous studies with survivorship at 10 years ranging from 82% to 100%. This prospective study describes the survival of 265 Oxford unicompartmental knee replacements implanted in one centre from 1995-2009. 8 were lost to follow up. 40 of the 265 knees were revised. For operation performed from1995-1999 the risk of revision at 5 years was 10%, operations from 2000-2004 the risk of revision was 15% and from 2005-2009 the risk of revision at 5 years was 36%. This study demonstrates that since 2005 there has been a significant increase in early failure of the Oxford unicompartmental knee at this institution and discusses the possible reasons for this


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_V | Pages 6 - 6
1 Mar 2012
Macdonald D McDonald D Siegmeth R Monaghan H Deakin A Scott N Kinninmonth A
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Patients undergoing total knee arthroplasty (TKA) experience significant postoperative pain. This impedes early mobilization and delays hospital discharge. A prospective audit of 1081 patients undergoing primary TKA during 2008 was completed. All patients followed a programme including preoperative patient education, pre-emptive analgesia, spinal/epidural anaesthesia with propofol sedation, intra-articular soft tissue wound infiltration, postoperative high volume ropivacaine boluses with an intra-articular catheter and early mobilization. Primary outcome measure was length of stay. Secondary outcomes were verbal analogue pain scores on movement, time to mobilization, nausea and vomiting scores, urinary catheterization for retention, need for rescue analgesia, range of motion at discharge and six weeks postoperatively. The median day of discharge was postoperative day four. Median pain score on mobilization was three for first postoperative night, day one and two. 35% of patients ambulated on the day of surgery and 95% of patients within 24 hours. 79% patients experienced no nausea or vomiting. Catheterization rate was 6.9%. Rescue analgesia was required in 5% of cases. The median day of discharge was postoperative day four. Median range of motion was 85° on discharge and 93° at six weeks postoperatively. This comprehensive care plan provides satisfactory postoperative analgesia allowing early safe ambulation and discharge


Orthopaedic Proceedings
Vol. 94-B, Issue SUPP_XXXVII | Pages 159 - 159
1 Sep 2012
Latalski M Fatyga M Gregosiewicz A
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Introduction. The aim of the treatment of children with early onset scoliosis is controlling growth of the spine. Whatever the etiology, early progressive deformations require multiple stages of surgery usually performed every 6–12 months. One have to be reckoned with complications requiring additional surgical intervention. Objective. The aim of the study is to present a new method of surgical treatment of early onset scoliosis involving the implantation of specially constructed implants to allow three dimensional correction of spinal deformity with a preserved capacity to continue the growth of spine without distraction staged operations followed by final spondylodesis in mature spine. Material. The clinical material consists of homogeneous group of patients: 8 girls and a one boy aged 6 to 14 years (mean age = 9 years). The estimated group four children had a single-curve, four children had a double-curve, while one child was affected by congenital kyphosis. The follow up ranged from 2 to 17 months (mean = 13.5 months). Method. Efficacy of spinal deformity correction using a “growing implants” was estimated by Cobb andgle measurement of the curvature 1/before the operation, 2/after surgery and 3/follow up. Results. During surgery, all patients obtained a large correction of curvature ranging from 50% to 100% (on average −70%). The degree of correction was directly dependent on the size of the initial deformation of 62 to 120 ° (average 77 °). During the entire period of observation in four children we have not identified the loss of correction or fits within the limits of measurement error. In one child thirty degree-loss correction stemmed from too selective implantation of the implants. During additional surgery the stabilization was extended to the extra two motor segments witch resulting in full correction. In one patient, due to rapid growth, rods were needed to be replaced for longer, because of the risk of pulling out from the lower screws. In one case we observed further correction during follow up. Conclusions. Using the method we obtained a very good correction in the first stage of treatment. Maintenance of correction does not require any intermediate staged operating procedures. Patients do not require corrective brace. Using “growing implants” in the early onset scoliosis one avoid complications peculiar to current growth-sparing procedures. These patients would have had 15 lengthening procedures after their initial correction if treated by conventional growing rod methods


The Journal of Bone & Joint Surgery British Volume
Vol. 94-B, Issue 1 | Pages 107 - 112
1 Jan 2012
Penn-Barwell JG Murray CK Wenke JC

Most animal studies indicate that early irrigation and debridement reduce infection after an open fracture. Unfortunately, these studies often do not involve antibiotics. Clinical studies indicate that the timing of initial debridement does not affect the rate of infection but these studies are observational and fraught with confounding variables. The purpose of this study was to control these variables using an animal model incorporating systemic antibiotics and surgical treatment. We used a rat femur model with a defect which was contaminated with Staphylococcus aureus and treated with a three-day course of systemic cefazolin (5 mg/kg 12-hourly) and debridement and irrigation, both of which were initiated independently at two, six and 24 hour time points. After 14 days the bone and hardware were harvested for separate microbiological analysis. No animal that received antibiotics and surgery two hours after injury had detectable bacteria. When antibiotics were started at two hours, a delay in surgical treatment from two to six hours significantly increased the development of infection (p = 0.047). However, delaying surgery to 24 hours increase the rate of infection, but not significantly (p = 0.054). The timing of antibiotics had a more significant effect on the proportion of positive samples than earlier surgery. Delaying antibiotics to six or 24 hours had a profoundly detrimental effect on the infection rate regardless of the timing of surgery. These findings are consistent with the concept that bacteria progress from a vulnerable planktonic form to a treatment-resistant biofilm


Orthopaedic Proceedings
Vol. 97-B, Issue SUPP_4 | Pages 2 - 2
1 May 2015
Duckworth A Jefferies J Clement N White T
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The aim of this study was to document the outcome following either early or delayed fixation for complex (AO-OTA type 43.C) fractures of the tibial plafond. From our trauma database we identified all patients who sustained a complex intra-articular fracture of the distal tibia over an 11-year period. Demographic data, fracture classification, management, complications and subsequent surgeries were recorded. The primary outcome measure was the development of early complications following surgery. The secondary outcome measure was the long-term patient reported outcome. There were 102 type C pilon fractures in 99 patients with a mean age of 42yrs (16–86) and 75.5% (n=77) were male. 73 (71.6%) patients underwent primary open reduction internal fixation (ORIF), with 20 (19.6%) undergoing primary external fixation with delayed ORIF. 34 complications were recorded in 28 (27.5%) patients. There were 18 (17.6%) infections, with a deep wound infection in 9 (8.8%) patients and a superficial wound infection in 9 (8.8%). Risk factors for developing infection were multiple co-morbidities (p=0.008), an open fracture (p=0.008), and primary external fixation with delayed ORIF (p=0.023). At a mean of 6 years (0.3–13; n=53) post injury the mean FAOS score was 76.2 (0–100), the mean FADI score was 75.7 (0–100), and 72% (n=38) of patients were satisfied. This is the largest series in the literature documenting the outcome following fixation for type C tibial pilon fractures. Despite the severity of these injuries, we have demonstrated a satisfactory outcome using primary early fixation in the vast majority of cases