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Orthopaedic Proceedings
Vol. 105-B, Issue SUPP_2 | Pages 4 - 4
10 Feb 2023
Sundaram A Hockley E Hardy T Carey Smith R
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Rates of prosthetic joint infection in megaprostheses are high. The application of silver ion coating to implants serves as a deterrent to infection and biofilm formation. A retrospective review was performed of all silver-coated MUTARS endoprosthetic reconstructions (SC-EPR) by a single Orthopaedic Oncology Surgeon. We examined the rate of component revision due to infection and the rate of infection successfully treated with antibiotic therapy. We reviewed overall revision rates, sub-categorised into the Henderson groupings for endoprosthesis modes of failure (Type 1 soft tissue failure, Type 2 aseptic loosening, Type 3 Structural failure, Type 4 Infection, Type 5 tumour progression). 283 silver-coated MUTARS endoprosthetic reconstructions were performed for 229 patients from October 2012 to July 2022. The average age at time of surgery was 58.9 years and 53% of our cohort were males. 154 (71.3%) patients underwent SC-EPR for oncological reconstruction and 32 (14.8%) for reconstruction for bone loss following prosthetic joint infection(s). Proximal femur SC-EPR (82) and distal femur (90) were the most common procedures. This cohort had an overall revision rate of 21.2% (60/283 cases). Component revisions were most commonly due to Type 4 infection (19 cases), Type 2 aseptic loosening/culture negative disease (15 cases), and Type 1 dislocation/soft tissue (12 cases). Component revision rate for infection was 6.7% (19 cases). 15 underwent exchange of implants and 4 underwent transfemoral amputation due to recalcitrant infection and failure of soft tissue coverage. This equates to a limb salvage rate of 98.3%. The most common causative organisms remain staphylococcus species (47%) and polymicrobial infections (40%). We expand on the existing literature advocating for the use of silver-coated endoprosthetic reconstructions. We provide insights from the vast experience of a single surgeon when addressing patients with oncological and bone loss-related complex reconstruction problems


Orthopaedic Proceedings
Vol. 104-B, Issue SUPP_13 | Pages 1 - 1
1 Dec 2022
Wang A(T Steyn J Drago Perez S Penner M Wing K Younger ASE Veljkovic A
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Progressive collapsing foot deformity (PCFD) is a common condition with an estimated prevalence of 3.3% in women greater than 40 years. Progressive in nature, symptomatic flatfoot deformity can be a debilitating condition due to pain and limited physical function; it has been shown to have one of the poorest preoperative patient reported outcome scores in foot and ankle pathologies, second to ankle arthritis. Operative reconstruction of PCFD can be performed in a single-stage manner or through multiple stages. The purpose of this study is to compare costs for non-staged (NS) flatfoot reconstructions, which typically require longer hospital stays, with costs for staged (S) reconstructions, where patients usually do not require hospital admission. To our knowledge, the comparison between single-staged and multi-staged flatfoot reconstructions has not been previously done. This study will run in conjunction with one that compares rates of complications and reoperation, as well as patient reported outcomes on function and pain associated with S and NS flatfoot reconstruction. Overall, the goal is to optimize surgical management of PCFD, by addressing healthcare costs and patient outcomes. At our academic centre with foot and ankle specialists, we selected one surgeon who primarily performs NS flatfoot reconstruction and another who primarily performs S procedures. Retrospective chart reviews of patients who have undergone either S or NS flatfoot reconstruction were performed from November 2011 to August 2021. Length of operating time, number of primary surgeries, length of hospital admission, and number of reoperations were recorded. Cost analysis was performed using local health authority patient rates for non residents as a proxy for health system costs. Rates of operating room per hour and hospital ward stay per diem in Canadian dollars were used. The analysis is currently ongoing. 72 feet from 66 patients were analyzed in the S group while 78 feet from 70 patients were analyzed in the NS group. The average age in the S and NS group are 49.64 +/− 1.76 and 57.23 +/− 1.68 years, respectively. The percentage of female patients in the S and NS group are 63.89% and 57.69%, respectively. All NS patients stayed in hospital post-operatively and the average length of stay for NS patients is 3.65 +/− 0.37 days. Only 10 patients from S group required hospital admission. The average total operating room cost including all stages for S patients was $12,303.12 +/− $582.20. When including in-patient ward costs for patients who required admission from S group, the average cost for operating room and in-patient ward admission was $14,196.00 +/− $1,070.01 after flatfoot reconstruction. The average in-patient ward admission cost for NS patients was $14,518.83 +/− $1,476.94 after flatfoot reconstruction. The cost analysis for total operating room costs for NS patients are currently ongoing. Statistical analysis comparing S to NS flatfoot reconstruction costs are pending. Preliminary cost analysis suggests that multi-staged flatfoot reconstruction costs less than single-staged flatfoot reconstruction. Once full assessment is complete with statistical analysis, correlation with patient reported outcomes and complication rate can guide future PCFD surgical management


Orthopaedic Proceedings
Vol. 105-B, Issue SUPP_10 | Pages 20 - 20
1 Jun 2023
Morrison S Formosa M Donnan L
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Introduction. Patient-reported outcome measures (PROMs) has gained momentum in the orthopaedic literature. The GOAL-LD (Gait Outcomes Assessment List for Limb Deformity) incorporates the framework of The WHO International Classification of Functioning, Disability and Health and correlates highly with the Paediatric Outcomes Data Collection Instrument (PODCI) when applied in a limb reconstruction setting. The Royal Children's Hospital Melbourne, Australia, supported by The University of Melbourne is designing and implementing a Limb Reconstruction Registry, prospectively enrolling patients with a number of key conditions and provide a mechanism for capturing surgical data and PROMs at regular follow-up intervals. LimbDREAM (The Limb Reconstruction Registry of Experience, Aspiration and Measures) has begun recruiting participants, and this paper serves as a narrative review of our design and implementation process. Materials & Methods. After provision of a research grant, audit was conducted to examine local case mix and estimate recruitment based on conditions selected. Literature review was focussed on (i) registries in the paediatric limb reconstruction domain and (ii) use of PROMs across conditions selected. A high-level process-flow chart was constructed in order to inform governance and staffing requirements in addition to REDCap Database structure. Local as well as scalable deployment was considered. Alpha and beta testing was performed by principal and associate investigators prior to participant recruitment. Results. Audit identified 6 condition streams for inclusion: Congenital limb deficiencies, congenital pseudarthrosis of the tibia, bone dysplasias, bone tumours, amputation, and complex deformity of other etiology. Literature review identified 20 PROMs used across these conditions, with limited validation studies and significant implementation heterogeneity. REDCap database design took longer than anticipated (planned 10 months, actual 18 months) before being recruitment ready, due to the complexity of ensuring data collection logic would work across highly diverse patient journeys. Initial recruitment across all streams has been promising. Email and text message reminders have proved helpful in increasing survey return rates. Conclusions. Prospective collection of PROMs as well as surgical data via a standardized dataset will provide the basis for future condition-specific research, with the ability to support nested trials. Implementation requires forethought with regard to time frames and staffing for non-automated steps as well as data integrity review. The next phase of the LimbDREAM project will be to integrate use of the Registry into our weekly Limb Reconstruction Meeting to ensure that operative plans and data are captured close to the point of care


Bone & Joint Open
Vol. 2, Issue 9 | Pages 705 - 709
1 Sep 2021
Wright J Timms A Fugazzotto S Goodier D Calder P

Aims. Patients undergoing limb reconstruction surgery often face a challenging and lengthy process to complete their treatment journey. The majority of existing outcome measures do not adequately capture the patient-reported outcomes relevant to this patient group in a single measure. Following a previous systematic review, the Stanmore Limb Reconstruction Score (SLRS) was designed with the intent to address this need for an effective instrument to measure patient-reported outcomes in limb reconstruction patients. We aim to assess the face validity of this score in a pilot study. Methods. The SLRS was designed following structured interviews with several groups including patients who have undergone limb reconstruction surgery, limb reconstruction surgeons, specialist nurses, and physiotherapists. This has subsequently undergone further adjustment for language and clarity. The score was then trialled on ten patients who had undergone limb reconstruction surgery, with subsequent structured questioning to understand the perceived suitability of the score. Results. Ten patients completed the score and the subsequent structured interview. Considering the tool as a whole, 100% of respondents felt the score to be comprehensible, relevant, and comprehensive regarding the areas that were important to a patient undergoing limb reconstruction surgery. For individual questions, on a five-point Likert scale, importance/relevance was reported as a mean of 4.78 (4.3 to 5.0), with ability to understand rated as 4.92 (4.7 to 5.0) suggesting high levels of relevance and comprehension. Flesch-Kincaid reading grade level was calculated as 5.2 (10 to 11 years old). Conclusion. The current SLRS has been shown to have acceptable scores from a patient sample regarding relevance, comprehensibility, and comprehensiveness. This suggests face validity, however further testing required and is ongoing in a larger cohort of patients to determine the reliability, responsiveness, precision, and criterion validity of the score in this patient group. Cite this article: Bone Jt Open 2021;2(9):705–709


Orthopaedic Proceedings
Vol. 104-B, Issue SUPP_13 | Pages 73 - 73
1 Dec 2022
Philippon M Briggs K Dornan G Comfort S Martin M Ernat J Ruzbarsky J
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Since its creation, labral repair has become the preferred method among surgeons for the arthroscopic treatment of acetabular labral tears resulting in pain and dysfunction for patients. Labral reconstruction is performed mainly in revision hip arthroscopy but can be used in the primary setting when the labrum cannot be repaired or is calcified. The purpose of this study was to compare the survival between primary labral repair and labral reconstruction with survival defined as no further surgery (revision or total hip replacement). Patients who underwent labral repair or reconstruction between January 2005 and December 2018 in the primary setting were included in the study. Patients were included if they had primary hip arthroscopy with the senior author for femoroacetabular impingement (FAI), involving either labral reconstruction or labral repair, and were within the ages of 18 and 65 at the time of surgery. Exclusion criteria included confounding injuries (Leggs Calves Perthes, avascular necrosis, femoral head fracture, etc.), history of unilateral or bilateral hip surgeries, or Tönnis grades of 2 or 3 at the time of surgery. Labral repairs were performed when adequate tissue was available for repair and labral reconstruction was performed when tissue was absent, ossified or torn beyond repair. A total of 501 labral repairs and 114 labral reconstructions performed in the primary setting were included in the study. Labral reconstruction patients were older (37±10) compared to labral repair (34±11).(p=0.021). Second surgeries were required in 19/114 (17%) of labral reconstruction and 40/501(8%) [odds ratio: 2.3; 95% CI 1.3 to 4.2] (p=0.008). Revision hip arthroscopy were required in 6/114(5%) labral reconstructions and 33/501(6.5%) labral repair (p=0.496). Total hip replacement was required in 13/114 labral reconstructions and 7/501 labral repairs [odds ratio:9.1 95%CI 3.5 to 23] (p=< 0.01). The mean survival for the labral repair group was 10.2 years (95%CI:10 to 10.5) and 11.9 years (98%CI:10.9 to 12.8) in the labral reconstruction group. Conversion to total hip was required more often following primary labral reconstruction. Revision hip arthroscopy rates were similar between groups as was the mean survival, with both over 10 years. Similar survival was seen in labral repair and reconstruction when strict patient selection criteria are followed


Orthopaedic Proceedings
Vol. 104-B, Issue SUPP_12 | Pages 10 - 10
1 Dec 2022
Rizkallah M Ferguson P Basile G Werier JM Kim P Wilson D Turcotte R
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The reconstruction of peri-acetabular defects after severe bone loss or pelvic resection for tumor is among the most challenging surgical intervention. The Lumic® prosthesis (Implantcast, Buxtehude, Germany) was first introduced in 2008 in an effort to reduce the mechanical complications encountered with the classic peri-acetabular reconstruction techniques and to improve functional outcomes. Few have evaluated the results associated with the use of this recent implant. A retrospective study from five Orthopedic Oncology Canadian centers was conducted. Every patient in whom a Lumic® endoprosthesis was used for reconstruction after peri-acetabular resection or severe bone loss with a minimal follow-up of three months was included. The charts were reviewed and data concerning patients’ demographics, peri-operative characteristics and post-operative complications was collected. Surgical and functional outcomes were also assessed. Sixteen patients, 11 males and five females, were included and were followed for 28 months [3 – 60]. Mean age was 55 [17–86], and mean BMI reached 28 [19.6 – 44]. Twelve patients (75%) had a Lumic® after a resection of a primary sarcoma, two following pelvic metastasis, one for a benign tumor and one after a comminuted acetabular fracture with bone loss. Twelve patients (75%) had their surgery performed in one stage whereas four had a planned two-stage procedure. Mean surgical time was 555 minutes [173-1230] and blood loss averaged 2100 mL [500-5000]. MSTS score mean was 60.3 preoperatively [37.1 – 97] and 54.3 postoperatively [17.1-88.6]. Five patients (31.3%) had a cemented Lumic® stem. All patients got the dual mobility bearing, and 10 patients (62.5%) had the largest acetabular cup implanted (60 mm). In seven of these 10 patients the silver coated implant was used to minimize risk of infection. Five patients (31.3%) underwent capsular reconstruction using a synthetic fabric aiming to reduce the dislocation risk. Five patients had per-operative complications (31.3%), four were minor and one was serious (comminuted iliac bone fracture requiring internal fixation). Four patients dislocated within a month post-operatively and one additional patient sustained a dislocation one year post-operatively. Eight patients (50%) had a post-operative surgical site infection. All four patients who had a two-stage surgery had an infection. Ten patients (62.5%) needed a reoperation (two for fabric insertion, five for wash-outs, and three for implant exchange/removal). One patient (6.3%) had a septic loosening three years after surgery. At the time of data collection, 13 patients (81.3%) were alive with nine free of disease. Silver coating was not found to reduce infection risk (p=0.2) and capsuloplasty did not prevent dislocation (p=1). These results are comparable to the sparse data published. Lumic® endoprosthesis is therefore shown to provide good functional outcomes and low rates of loosening on short to medium term follow-up. Infection and dislocation are common complications but we were unable to show benefits of capsuloplasty and of the use of silver coated implants. Larger series and longer follow-ups are needed


Orthopaedic Proceedings
Vol. 104-B, Issue SUPP_13 | Pages 96 - 96
1 Dec 2022
Rizkallah M Ferguson P Basile G Werier JM Kim P Wilson D Turcotte R
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The reconstruction of peri-acetabular defects after severe bone loss or pelvic resection for tumor is among the most challenging surgical intervention. The Lumic® prosthesis (Implantcast, Buxtehude, Germany) was first introduced in 2008 in an effort to reduce the mechanical complications encountered with the classic peri-acetabular reconstruction techniques and to improve functional outcomes. Few have evaluated the results associated with the use of this recent implant. A retrospective study from five Orthopedic Oncology Canadian centers was conducted. Every patient in whom a Lumic® endoprosthesis was used for reconstruction after peri-acetabular resection or severe bone loss with a minimal follow-up of three months was included. The charts were reviewed and data concerning patients’ demographics, peri-operative characteristics and post-operative complications was collected. Surgical and functional outcomes were also assessed. Sixteen patients, 11 males and five females, were included and were followed for 28 months [3 – 60]. Mean age was 55 [17-86], and mean BMI reached 28 [19.6 – 44]. Twelve patients (75%) had a Lumic® after a resection of a primary sarcoma, two following pelvic metastasis, one for a benign tumor and one after a comminuted acetabular fracture with bone loss. Twelve patients (75%) had their surgery performed in one stage whereas four had a planned two-stage procedure. Mean surgical time was 555 minutes [173-1230] and blood loss averaged 2100 mL [500-5000]. MSTS score mean was 60.3 preoperatively [37.1 – 97] and 54.3 postoperatively [17.1-88.6]. Five patients (31.3%) had a cemented Lumic® stem. All patients got the dual mobility bearing, and 10 patients (62.5%) had the largest acetabular cup implanted (60 mm). In seven of these 10 patients the silver coated implant was used to minimize risk of infection. Five patients (31.3%) underwent capsular reconstruction using a synthetic fabric aiming to reduce the dislocation risk. Five patients had per-operative complications (31.3%), four were minor and one was serious (comminuted iliac bone fracture requiring internal fixation). Four patients dislocated within a month post-operatively and one additional patient sustained a dislocation one year post-operatively. Eight patients (50%) had a post-operative surgical site infection. All four patients who had a two-stage surgery had an infection. Ten patients (62.5%) needed a reoperation (two for fabric insertion, five for wash-outs, and three for implant exchange/removal). One patient (6.3%) had a septic loosening three years after surgery. At the time of data collection, 13 patients (81.3%) were alive with nine free of disease. Silver coating was not found to reduce infection risk (p=0.2) and capsuloplasty did not prevent dislocation (p=1). These results are comparable to the sparse data published. Lumic® endoprosthesis is therefore shown to provide good functional outcomes and low rates of loosening on short to medium term follow-up. Infection and dislocation are common complications but we were unable to show benefits of capsuloplasty and of the use of silver coated implants. Larger series and longer follow-ups are needed


Orthopaedic Proceedings
Vol. 104-B, Issue SUPP_13 | Pages 93 - 93
1 Dec 2022
Gazendam A Schneider P Busse J Giglio V Bhandari M Ghert M
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Functional outcomes are important for patients with bone tumors undergoing lower extremity endoprosthetic reconstruction; however, there is limited empirical evidence evaluating function longitudinally. The objective of this study was to determine the changes in function over time in patients undergoing endoprosthetic reconstructions of the proximal femur, distal femur and proximal tibia. We conducted a secondary analysis of functional outcome data from the Prophylactic Antibiotic Regimens in Tumor Surgery (PARITY) trial. Patient function was assessed with the Musculoskeletal Tumor Society Score 93 (MSTS) and the Toronto Extremity Salvage Score (TESS), which were administered preoperatively and at 3, 6 and 12 months postoperatively. Both instruments are scored from 0-100, with higher scores indicated greater function. Mean functional scores were evaluated over time and we explored for differences among patients undergoing proximal femur reconstructions (PFR), distal femur reconstructions (DFR) and proximal tibia reconstructions (PTR). The patient-importance of statistically significant differences in function was evaluated utilizing the minimally important difference (MID) of 12 for the MSTS and 11 for the TESS. We explored for differences in change scores between each time interval with paired t-tests. Differences based on endoprosthetic reconstruction undertaken were evaluated by analysis of variance and post-hoc comparisons using the Tukey test. A total of 573 patients were included. The overall mean MSTS and TESS scores were 77.1(SD±21) and 80.2(SD±20) respectively at 1-year post-surgery, demonstrating approximately a 20-point improvement from baseline for both instruments. When evaluating change scores over time by type of reconstruction, PFR patients experienced significant functional improvement during the 3-6 and 6-12 month follow-up intervals, DFR patients demonstrated significant improvements in function at each follow-up interval, and PTR patients reported a significant decrease in function from baseline to 3 months, and subsequent improvements during the 3-6 and 6-12 month intervals. On average, patients undergoing endoprosthetic reconstruction of the lower extremity experience important improvements in function from baseline within the first year. Patterns of functional recovery varied significantly based on type of reconstruction performed. The results of this study will inform both clinicians and patients about the expected rehabilitation course and functional outcomes following endoprosthetic reconstruction of the lower extremity


Orthopaedic Proceedings
Vol. 105-B, Issue SUPP_10 | Pages 33 - 33
1 Jun 2023
Franco AC Hemmady R Green RN Giles SN Fernandes JA
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The Masquelet technique, also known as the ‘induced membrane technique’ has been utilised in adult reconstruction with varied success. However, there is limited literature on its use in children and this study aims to share our experience. Materials & Methods. Between 2014 and 2022, 7 children underwent bone defect/infection reconstruction using Masquelet technique, four for complications of Congenital Pseudoarthrosis of Tibia (CPT) treatment, two with chronic osteomyelitis and one for Osteogenesis imperfecta with infected nonunion. The length of the defect relative to the length of the bone (index of reconstruction expressed as a percentage), time to union and complications were evaluated with standard radiographs and from electronic medical records. Results. The mean age was 11 years and the procedure was done in five tibiae, one femur and a metatarsal. The mean time interval was 7.1 weeks between the first and second stage surgery. The mean index of reconstruction was 25.8% and the mean follow up period was 17 months. Though six patients achieved union with a mean time to union of 6.5 months (range 4.5 to 10), two patients with multiple previous surgeries for CPT decided to have ablation despite union. The interosseous Masquelet technique of cross synostosis between the tibia and fibula is being highlighted. Conclusions. The Masquelet technique is a reliable method in complex aetiologies and complications that require methodical planning to achieve good results especially in rescue situations of the tibia


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_19 | Pages 86 - 86
22 Nov 2024
Lentini A Djoko J Putineanu D Tribak K Coyette M Yombi J Cornu O
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Aim. Bone infections often manifest with soft tissue complications such as severe scarring, fistulas, or ulcerations. Ideally, their management involves thorough debridement of infected bone and associated soft tissues, along with achieving stable bone structure, substantial tissue coverage, and long-term antibiotic therapy. The formation of a multidisciplinary team comprising orthopedic surgeons, plastic surgeons, and infectious disease specialists is essential in addressing the most complex cases. Method. We conducted a retrospective study during six years (2018-2023) at our university center. Focusing on the most challenging cases, we included patients with bone infections in the leg and/or foot requiring free flap reconstruction. Each patient underwent simultaneous bone debridement and reconstruction by the orthopedic team, alongside soft tissue debridement and free flap reconstruction by the plastic surgery team. Targeted antibiotic therapy for either 6 weeks (acute) or 12 weeks (chronic osteitis) was initiated based on intraoperative cultures. Additional procedures such as allografts, arthrodesis, or autografts were performed if necessary. We analyzed the rates of bone union, infection resolution, and limb preservation. Results. Forty-five patients were enrolled. Twenty-four patients (53.3%) had urgent indications (e.g., open infected fractures, osteitis, acute osteoarthritis, or wound dehiscence), while 21 (46.7%) underwent elective surgery (e.g., septic pseudarthrosis or chronic osteitis). Two patients underwent amputation due to flap failure (4.4%), and one patient was lost to follow-up. Follow-up of the remaining 42 patients averaged 28 months (range: 6–60 months). During this period, 35 patients (83.4%) experienced no recurrence of infection. Similarly, 35 patients (83.4%) achieved bone union. Overall, the rate of lower limb preservation was 93.3%. Conclusions. Managing bone infection coupled with soft tissue defects brings significant challenges. Although the majority of patients treated here belong to a complex framework based on the BACH classification, the outcomes achieved here appear to align with those of the simpler cases, thanks to optimal care with a dedicated septic ortho-plastic team. Our study demonstrates a notable success rate in treating infection, achieving bone consolidation, and preserving lower limb function


Orthopaedic Proceedings
Vol. 105-B, Issue SUPP_2 | Pages 72 - 72
10 Feb 2023
Hollman, F Mohammad J Singh N Gupta A Cutbush K
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Acromioclavicular joint (ACJ) dislocations is a common disorder amongst our population for which numerous techniques have been described. It is thought that by using this novel technique combining a CC and AC repair with a reconstruction will result in high maintenance of anatomical reduction and functional results. 12 consecutive patients ACJ dislocations were included. An open superior clavicular approach is used. Firstly, the CC ligaments are repaired after which a CC reconstruction is performed using a tendon allograft. Secondly, the AC ligaments are repaired using an internal brace construct combined with a tendon allograft reconstruction (Figure 1). The acute:chronic ratio was 6:6. Only IIIB, IV and V AC-joint dislocations were included. The Constant-Murley Score improved from 27.6 (8.0 – 56.5) up to 61.5 (42.0 – 92.0) at 12 months of follow up. Besides one frozen shoulder from which the patient recovered spontaneously no complications were observed with this technique. The CCD was reduced from 18.7 mm (13.0 – 24.0) to 10.0 mm (6.0 – 16.0) and 10.5 mm (8.0 – 14.0) respectively 12 weeks and 12 months postoperatively. There is some evidence, suggesting to address as well as the vertical (coracoclavicular (CC) ligaments) as the horizontal (acromioclavicular (AC) ligaments) direction of instability. This study supports addressing both entities however comparative studies discriminating chronic as acute cases should be conducted to further clarify this ongoing debate on treating ACJ instability. This study describes a novel technique to treat acute and chronic Rockwood stage IIIB – IV ACJ dislocations with promising short-term clinical and radiological results. This suggests that the combined repair and reconstruction of the AC and CC ligaments is a safe procedure with low complication risk in experienced hands. Addressing the vertical as well as horizontal stability in ACJ dislocation is considered key to accomplish optimal long-term results


Orthopaedic Proceedings
Vol. 105-B, Issue SUPP_10 | Pages 19 - 19
1 Jun 2023
Donnan U O'Sullivan M McCombe D Coombs C Donnan L
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Introduction. The use of vascularised fibula grafts is an accepted method for reconstructing the distal femur following resection of malignant childhood tumours. Limitations relate to the mismatch of the cross-sectional area of the transplanted fibula graft and thel ocal bone, instability of the construct and union difficulties. We present midterm results of a unique staged technique—an immediate defect reconstruction using a double-barrel vascularised fibula graft set in in A-frame configuration and a subsequent intramedullary femoral lengthening. Materials & Methods. We retrospectively included 10 patients (mean age 10 y)with an osteosarcoma of the distal femur, who were treated ac-cording to the above-mentioned surgical technique. All patients were evaluated with regards to consolidation of the transplanted grafts, hypertrophy at the graft-host junctions, leg length discrepancies, lengthening indices, complications as well as functional outcome. Results. The mean defect size after tumour resection was 14.5 cm, the mean length of the harvested fibula graft 22 cm, resulting in a mean (acute) shortening of 4.7 cm (in 8 patients). Consolidation was achieved in all cases, 4 patients required supplementary bone grafting. Hypertrophy at the graft-host junctions was observed in78% of the evaluable junctions. In total 11 intramedullary lengthening procedures in 9 patients had been performed at the last follow up. The mean Muskuloskeletal Society Rating Scale(MSTS) score of the evaluable 9 patients was 85% (57% to 100%)with good or excellent results in 7 patients. Conclusions. A-frame vascularised fibula reconstructions showed encouraging results with respect to defect reconstruction, length as well as function and should therefore be considered a valuable option for reconstruction of the distal femur after osteosarcoma resection. The surgical implementation is demanding though, which is emphasized by the considerable high number of com-plications requiring surgical intervention, even though most were not serious


Orthopaedic Proceedings
Vol. 105-B, Issue SUPP_10 | Pages 1 - 1
1 Jun 2023
BARI M
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Introduction. Reconstruction of large defect of tibia following infection is considered as one of the most difficult problem facing the orthopaedic surgeon. Amputation with modern prosthetic fitting is a salvage procedure to treat big defects, which gives a functional result with unpredictable psychological impact. Materials & Methods. Between January 2000 and January 2021, 56 patients (30 males and 26 females) with big defects following infection and post traumatic injury of the tibia were treated. The mean age of the patients at the time of surgery was 20.5 years (4–24 years). The fibula was mobilized medially to fill the defect and was fixed with Ilizarov fixator. The average size of the defects reconstructed was 18.5 cm (17–20 cm). Results. The average time for complete union was 8.6 months (range, 5–9 months). At final follow-up all patients had fully united. We found leg length discrepancy in 52 patients and that was corrected by re-lengthening of the solid new regenerate bone. Conclusions. The Ilizarov method has been shown to be an effective method of treating Tibialization of fibula for reconstruction of big tibial defects


Orthopaedic Proceedings
Vol. 104-B, Issue SUPP_5 | Pages 34 - 34
1 Apr 2022
Jackson D McLaughlin K McMahon S Jabbar Y
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Introduction. There is a drive to reduce length of stay in children undergoing limb reconstruction but a reduction in community physiotherapy input and a consequent pressure to ensure children are as independent as possible prior to discharge. This study aims to look at time taken and potential factors effecting the achievement of pre-set mobility goals and length of stay in this population. Materials and Methods. Between June 2018 and November 2021 data was collated for patients who underwent limb reconstruction at Great Ormond Street hospital. 77 patients were reviewed. Data collected included type and location of lengthening device and length of stay. A modified version of the Goal Attainment Score (GAS) was used and included 3 goals which the child needed to achieve within 7 days post-operatively. Results. All children achieved their goals within the 7 days. Length of stay with intramedullary devices was shorter than with external fixators (average of 5 vs 10 days). For children with frames, including the ankle significantly increased hospital stay, whereas inclusion of the knee had no significant effect, and. Bilateral frames were associated with a longer stay. Conclusions. The use of GAS with pre-defined clinically driven goals could be considered feasible within the limb reconstruction population and possibly used for other patient groups. This data may enable us to more accurately predict length of stay in patients undergoing limb reconstruction and will provide a baseline for future comparisons of different interventions in this patient group


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 6 - 6
23 Apr 2024
Mistry D Rahman U Khatri C Carlos W Stephens A Riemer B Ward J
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Introduction. Continuous compression implants (CCIs) are small memory alloy bone staples that can provide continuous compression across a fracture site, which change shape due to temperature changes. Reviews of CCIs in orthopaedics have documented their use in mainly foot and ankle surgery, with very limited descriptions in trauma. They could be beneficial in the management of complex or open injuries due to their low profile and quick insertion time. The aim of this case series were to clarify the use of CCIs in modern day limb reconstruction practice. Materials & Methods. This was a single centred study looking retrospectively at prospective data for patients who were treated for an acute fracture or non-union with a CCI between September 2019 and May 2023. Primary outcome was to determine the function and indication of the CCI as judged retrospectively and secondary outcomes investigated unplanned returns to theatre for infection or CCI failure. Results. Sixty patients were eligible with a mean age of 44.2 (range 8–89). Fifty-one patients were treated for acute fractures, nine for non-unions; and almost half (27 patients) had open injuries. There were seven different sites for treatment with a CCI, the most common being tibia (25 patients) and humerus (14 patients). Of the 122 CCIs used, 80 were used as adjuncts for fixation in 48 patients. Their indication as an adjunct fell into three distrinct categories – reduction of fracture (39 CCIs), fixation of key fragments (38 CCIs) and compression (3 CCIs). Of these 48 patients, 4 patients had a frame fixation, 19 had a nail fixation, 24 patients had a plate fixation. Forty-two CCIs were used in isolation as definitive fixation, all were for midfoot dislocations expect an open iliac wing fixation from a machete attack and an isolated paediatric medial malleolus fixation. Two patients returned to theatre for infection and two due to CCI failure. Conclusions. This series has demonstrated the versality of CCIs across multiple sites of the body and for a large variety of injuries. It has identified, when not used in isolation, three main indications to support traditional orthopaedic fixations. Given the unpredictability in limb reconstruction surgery, the diversity and potential of CCIs could form part of the staple diet in the modern-day practice


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 4 - 4
23 Apr 2024
Turley S Booth C Gately S McMahon L Donnelly T Ward A
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The requirement for the peer support groups were born out of concern for the psychological wellbeing of the paediatric patients and to assess if this would improve their wellbeing during their treatment. Groupwork is a method of Social Work which is recognised as a powerful tool to allow people meet their need for belonging while also creating the forum for group members to empower one another. Social Work meet with all paediatric patients attending the limb reconstruction service in the hospital. The focus of the Medical Social Worker (MSW) is to provide practical and emotional support to the patient and their parent/guardian regarding coping with the frame. Some of the challenges identified through this direct work include patient's struggling with the appearance of the frame and allowing peers to see the frame. The peer support group aims to offer its attendees the opportunities to engage with fellow paediatric patients in the same position. It allowed them to visually identify with one another. We wanted to create a safe space to discuss the emotional impact of treatment and the frames. It normalises the common problems paediatric patients face during treatment. We assisted our participants to identify new coping techniques and actions they can take to make their journey through limb reconstruction treatment more manageable. Finally, we aimed to offer the parents space to similarly seek peer support with regard to caring for a child in treatment. All paediatric patients were under the care of the Paediatric Orthopaedic Consultant and were actively engaging with the limb reconstruction multi-disciplinary team (MDT). The patient selection was completed by the MDT; based on age, required to be in active treatment, or their frames were removed within one month prior to the group's commencement. Qualitative data was collected through written questionnaires and reflection from participants in MSW sessions. We also used observational data from direct verbal feedback from the MDT. In the first group, parents gave feedback due to participants age and completed written feedback forms. For our second group, initial feedback was collated from the participants after the first session to get an understanding of group expectations. Upon completion, we collected data from both the participants and the parents. Qualitative and scaling questions gathered feedback on their experience of participating in the group. We held two peer support groups in 2022:One group for patients aged between 3–6 years in January 2022 across two sessions, which was attended by four patients. The second group for young teenage patients aged between 11–15 years in April 2022 across four sessions, which was attended by five patients. The written feedback received from group one focused on eliciting the participant's experience of the groupwork. 100% of participants identified the shared experience as the main benefit of the groupwork. 100% of participants agreed they would attend a peer support group again, and no participant had suggestions for improvement to the group. Feedback did indicate that group work at the beginning of treatment could be more beneficial. In relation to the second group, 60% of the paediatric patients and their parents returned the questionnaires. All of the parent's feedback identified that it was beneficial for their child to meet peers in a similar situation. They agreed that it was beneficial to meet other parents, so they could get support and advice from one another. On a scale between 1 and 5, 5 being the highest score, the participants scored high on the group work meeting their expectations, enjoyment of the sessions, and the group work was a beneficial aspect of their treatment. All respondents would strongly recommend groupwork to other paediatric patients attending for limb reconstruction treatment. Overall, the MDT limb reconstruction team, found the peer support group work of great benefit to the participants and their parents. The MSW team identified that during a period on the limb reconstruction team, when a high number of patients were in active treatment, the workload of the MSW also increased reflecting this activity. Common issues and concerns were raised directly to MSW (particularly from group two) regarding numerous difficulties they experienced trying to cope with the frame. The group work facilitators created a space where the participants could get peer support, share issues caused by the frame, hear directly from others, and that they too experience similar feelings or issues. Collectively, they identified ways of coping and promoting their own wellbeing while in treatment. The participants in group two, subsequently created a group on social media, to be able to continue their newly formed friendships and to continue to update one another on their treatment journeys. The participants self-requested another group in the future. This was facilitated in November 2023, the facilitators sought more feedback from all participants and their parents after this session. These findings will contribute towards the analysis for the presentation. Peer support groupwork was presented at the hospital's foundation day and has been well received by senior management in the hospital, as a positive addition to the limb reconstruction service. The focus of the MDT in 2024, is to further develop and facilitate more peer support groups for our paediatric patients


Orthopaedic Proceedings
Vol. 104-B, Issue SUPP_13 | Pages 20 - 20
1 Dec 2022
O'Connor K Zwicker J Chhina H Cooper A
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A huge commitment is required from patients and families who undergo a limb reconstruction procedure using the hexapod frame. This includes turning the struts on the frame, pin site care and intensive rehabilitation. Montpetit et al (2009) discovered that function, participation, engagement in regular activities of daily living is severely impacted during the hexapod lengthening period. Due to the long duration and burden for families, it is imperative that healthcare professionals understand the impact that the hexapod frame has on functional abilities and health related quality of life (HRQL). This project involved a retrospective review of prospectively collected data on function and HRQL during two periods of time: (1) when the hexapod frame is applied on the child's lower extremity and (2) when the lengthening phase is completed, and the hexapod frame is removed. Data from 38 children (mean age: 12 years SD 3.8) who completed lower extremity reconstruction using the hexapod frame and completed either or both the Pediatric Quality of Life Inventory 4.0 Generic Core Scale (PedsQL) and Pediatric Outcomes data Collection Instrument (PODCI) was included. Analysis included, standardized response means, the non-parametric Wilcoxon test and effect size calculation. A Wilcoxon signed rank test for those children who completed pre and post frame PODCI’;s revealed those scores were significantly greater once the hexapod frame was removed (Md=85.10, n=10) compared to during (Md=66.50, n=10) with a large effect size, r= 1.45. Similar, the PedsQL scores improved post frame removal (Md= 66.30, n=10) compared to during treatment (Md = 53.34, n=10), with a medium size effect, r= 0.62. All subtests improved once the frame was removed. This study provides essential insights into the burden of the hexapod frame for children and provides valuable information for all allied healthcare professionals targeted interventions for health domains. This study shows that children's function improves once the hexapod frame is removed. However, this study highlights the importance for all healthcare professional to address health domains for the duration of the hexapod procedure where the child scored lower e.g. sports and physical function, pain and comfort, happiness from the PODCI. The PedsQL identified lower mean scores in physical and emotional function


Orthopaedic Proceedings
Vol. 105-B, Issue SUPP_10 | Pages 32 - 32
1 Jun 2023
Gately S Green C Given J Mahon LM Meleady E O'Brien C
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Introduction. Legg-Calve-Perthes (Perthes Disease) was first recognised by three physicians, Arthur Legg (1874–1939), Jacqui Calve (1875–1954) and George Perthes (1869 – 1927) in 1910. Perthes disease is a rare childhood condition that affects the hip. It occurs when the blood supply to the femoral head is disrupted. Without this blood supply, the bone cells die and avascular necrosis can occur. The Herring classification is used to diagnose the stages of Perthes Disease. It is an important prognostic factor. There are three classifications, Herring A, B and C. Herring A has no involvement of the lateral pillar with no density changes noted on x-ray. Herring B has at least 50% of the lateral pillar height maintained on x-ray. Herring C has less than 50% of the lateral pillar height on x-ray (Herring et al, 1992). Children with Perthes disease require specialist Limb Reconstruction team throughout their treatment journey, this includes Orthopaedic surgery and therapy (Physiotherapy and Occupational Therapy). The National Limb Reconstruction Therapy Team is based at the National Orthopaedic Hospital, Cappagh. The therapy team consists of 1 Clinical Specialist Physiotherapist, 1 Senior Physiotherapist and 1 Senior Occupational Therapist who provide input to this cohort. This study aims to analyse the importance of a comprehensive pre-operative assessment by the therapy team (Physiotherapist and Occupational Therapist) to maximise patient outcomes post operatively. Methodology. This is a quantitative research study conducted by the National Limb Reconstructive Therapy Service of the National Orthopaedic Hospital in Cappagh, Dublin. The inclusion criteria for this study consisted of:. Age – Patient must be part of the Paediatric Service, i.e., under the age of 16. Diagnosis – Patient must have a diagnosis of Perthes Disease with a Herring Classification documented. Application of a Hip Distractor Frame formed part of the patient's surgical management. Surgery was completed by Mr Connor Green. Surgery was completed between January 2021 and December 2022. Patient were required to have their external hip distractor frame removed by December 2022. Exclusion Criteria: Those not meeting the above inclusion criteria. Following the inclusion criteria, a number of cases were identified of which 10 cases were selected at random. A retrospective analysis of these samples was completed. The medical charts were reviewed as well as patient electronic healthcare records. Microsoft Excel was utilised to analyse the data and capture results. Results. From analysing the data, the following results were identified:. 80% of the sample cohort had a length of stay of 5 days following surgery. There were two outliers due to infection who had a length of stay of 14 days. 90% of the sample received a pre-operative Physiotherapy and Occupational Therapy assessment. This assessment included information gathering regarding the child's home and social environment; their functional baseline and anticipated post-operative needs. Standardised and non-standardised assessments were used. 88.89% of those who completed a pre-operative assessment required referral to community Occupational Therapy teams for equipment provision (wheelchair, transfer aids) to allow for timely discharge. On average, each patient in the sample required 17 physiotherapy outpatient sessions prior to handover to the community teams. 100% of our sample required post operation onward referral for MDT input in the community (Occupational Therapy and Physiotherapy). Conclusions. The importance of a multi-disciplinary approach towards family and children was highlighted in this study. A comprehensive pre-operative therapy assessment optimizes care for this cohort by preparing them in terms of equipment provisions, local team input and expectations for therapy. The data suggests future Limb Reconstruction team should include Physiotherapy and Occupational Therapy as part of the multi-disciplinary team, in the treatment of children with Perthe's Disease. We suggest an MDT pre-assessment is completed to optimize patient care, reduce length of stay and improve patient satisfaction in the acute hospital setting


Orthopaedic Proceedings
Vol. 105-B, Issue SUPP_2 | Pages 3 - 3
10 Feb 2023
Sundaram A Woods J Clifton L Alt V Clark R Carey Smith R
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Complex acetabular reconstruction for oncology and bone loss are challenging for surgeons due to their often hostile biological and mechanical environments. Titrating concentrations of silver ions on implants and alternative modes of delivery allow surgeons to exploit anti-infective properties without compromising bone on growth and thus providing a long-term stable fixation. We present a case series of 12 custom acetabular tri-flange and custom hemipelvis reconstructions (Ossis, Christchurch, New Zealand), with an ultrathin plasma coating of silver particles embedded between layers of siloxane (BioGate HyProtect™, Nuremberg, Germany). At the time of reporting no implant has been revised and no patient has required a hospital admission or debridement for a deep surgical site infection. Routine follow up x-rays were reviewed and found 2 cases with loosening, both at their respective anterior fixation. Radiographs of both cases show remodelling at the ilium indicative of stable fixation posteriorly. Both patients remain asymptomatic. 3 patients were readmitted for dislocations, 1 of whom had 5 dislocations within 3 weeks post-operatively and was immobilised in an abduction brace to address a lack of muscle tone and has not had a revision of their components. Utilising navigation with meticulous implant design and construction; augmented with an ultrathin plasma coating of silver particles embedded between layers of siloxane with controlled and long-term generation of silver ion diffusion has led to outstanding outcomes in this series of 12 custom acetabular and hemipelvis reconstructions. No patients were revised for infection and no patients show signs of failure of bone on growth and incorporation. Hip instability remains a problem in these challenging mechanical environments and we continue to reassess our approach to this multifaceted problem


Orthopaedic Proceedings
Vol. 104-B, Issue SUPP_5 | Pages 16 - 16
1 Apr 2022
Dent E Raven M Thompson M Cole K Bridgeman P
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Introduction. Traditionally, limb reconstruction physiotherapy consisted of face to face group rehabilitation. During the COVID-19 pandemic OP physiotherapy service provision was significantly reduced and delivery methods limited due to staff redeployment, service prioritisation and restriction of footfall within the hospital. A virtual exercise group for acute limb reconstruction patients was set up to maintain contact and clinical support. Materials and Methods. A small single centre study was performed over two 4 week periods capturing the experience of 35 patients. A patient reported questionnaire was used and revised post-pandemic to gather quantitative and qualitative data about the patients experience of the Limb Reconstruction Physiotherapy Service at each point in time. The qualitative data was analysed using an inductive thematic analysis. Results. Four key themes emerged from the qualitative data: Sense of community through shared experience, support & encouragement from staff and peers, increasing confidence with the frame – fostering independence, the challenging nature of the class. Recommendation of the service, positive functional impact and overall experience remained >88% of the population (face to face & virtual). Conclusions. The results highlight the benefits of group physiotherapy (face to face & virtual) to patients recovery with improvements in confidence, mobility, function, psychosocial factors and overall QoL. Peer support is paramount in the rehabilitation and progression of limb reconstruction patients. Virtual platforms for rehabilitation are helpful in maintaining participation and should be offered where possible to facilitate ongoing inclusion, however face to face contact is preferred