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Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_8 | Pages 20 - 20
10 May 2024
Sim K Zhu M Young S
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Introduction

Individuals with significant hip and knee trauma receive total knee (TKA) and total hip arthroplasty (THA) as definitive end-stage procedures. In Aotearoa, injury-related costs, including workers compensation, may be funded by ACC. With a steady increase of arthroplasty procedures in Aotearoa, we aim to understand the magnitude and characteristics of such procedures to inform future healthcare strategies.

Method

This is a longitudinal collaborative study from 1st January 2000 to 31st December 2020, using ACC and New Zealand Joint Registry databases. Total cost was subcategorised into social and medical cost for analysis.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_8 | Pages 41 - 41
10 May 2024
Sandiford NA Atkinson B Trompeter A Kendoff D
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Introduction

Management of Vancouver type B1 and C periprosthetic fractures in elderly patients requires fixation and an aim for early mobilisation but many techniques restrict weightbearing due to re-fracture risk. We present the clinical and radiographic outcomes of our technique of total femoral plating (TFP) to allow early weightbearing whilst reducing risk of re-fracture.

Methods

A single-centre retrospective cohort study was performed including twenty-two patients treated with TFP for fracture around either hip or knee replacements between May 2014 and December 2017. Follow-up data was compared at 6, 12 and 24 months.

Primary outcomes were functional scores (Oxford Hip or Knee score (OHS/OKS)), Quality of Life (EQ-5D) and satisfaction at final follow-up (Visual Analogue Score (VAS)). Secondary outcomes were radiographic fracture union and complications.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_8 | Pages 7 - 7
10 May 2024
Zaidi F Goplen CM Fitz-Gerald C Bolam SM Hanlon M Munro J Monk AP
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Introduction

Recent technological advancements have led to the introduction of robotic-assisted total knee arthroplasty to improve the accuracy and precision of bony resections and implant position. However, the in vivo accuracy is not widely reported. The primary objective of this study is to determine the accuracy and precision of a cut block positioning robotic arm.

Method

Seventy-seven patients underwent total knee arthroplasty with various workflows and alignment targets by three arthroplasty-trained surgeons with previous experience using the ROSA® Knee System. Accuracy and precision were determined by measuring the difference between various workflow time points, including the final pre-operative plan, validated resection angle, and post-operative radiographs. The mean difference between the measurements determined accuracy, and the standard deviation represented precision.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_8 | Pages 13 - 13
10 May 2024
Lynch-Larkin J Powell A
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Introduction

A subset of patients in cast awaiting fixation of ankle fractures require conversion to delayed external fixation (dEF). We aimed to evaluate the effect of delayed versus planned external fixation (pEF), then identify objective characteristics contributing to need for conversion.

Method

We extracted data from our booking system to identify all ankle external fixation procedures between 2010 to 2022. Exclusions included open fractures, the skeletally immature, and pilon or talus fractures. Fractures were classified using the AO/OTA classification, then a matched cohort was identified based on fracture classification. We compared the planned, delayed and matched cohorts for demographics, posterior malleolar fragment (PMF) ratio, and degree of displacement at presentation.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_8 | Pages 14 - 14
10 May 2024
Mooya S Berney M Cleary M Rowan F
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Introduction

The condition of the soft tissues surrounding an ankle fracture influences timing and treatment of injuries. Conventional treatment used an open approach to facilitate anatomical reduction and rigid internal fixation. Intramedullary devices for fibular fractures provide a safe alternative in patients in which the condition of the soft tissue envelope or the patient's co-morbidities may benefit from a less invasive approach. We compared outcomes for patients treated with open reduction internal fixation (ORIF) with those undergoing treatment with fibular nails (FN)

Methods

13 consecutive patients treated with fibular nails (FN) were compared with 13 age-matched patients that underwent open reduction and internal fixation (ORIF). All patients were followed to union. Study outcomes were time from admission to surgery, length of stay, wound failure, implant failure, revision surgery, OMAS and SF-36


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_8 | Pages 16 - 16
10 May 2024
Bartle D Wesley J Bartlett J
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INTRODUCTION

Simulation plays an important role in surgical education and the ability to perfect surgical performance. Simulation can be enhanced by adding various layers of realism to the experience. Haptic feedback enhances the simulation experience by providing tactile responses and virtual reality imagery provides an immersive experience and allows for greater appreciation of three-dimensional structures. In this study, we present a proof-of-concept haptic simulator to replicate key steps of a cervical laminoplasty procedure. The technology uses affordable components and is easily modifiable so that it can be used from novice through to expert level. Custom models can be easily added ensuring the simulator can be used in a wide range of orthopaedic applications from baseline education through to day of surgery pre-operative simulation.

METHOD

We used the Unity Game Engine, the 3D Systems “Touch” Haptic Feedback Device (HFD), and a Meta Quest VR headset. Our system uses a number of complex algorithms to track the shape and provide haptic feedback of a virtual bone model. This allows for simulation of various tools including a high-speed burr, Kerrison rongeur and intraoperative X-rays.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_8 | Pages 22 - 22
10 May 2024
Arumugam M
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INTRODUCTION

Tuberculosis (TB) is a public health challenge. However, musculoskeletal involvement represents 10–15% of all extrapulmonary cases. Upper extremity involvement is extremely rare. The slow progressive course of clinical symptoms and lack of radiological signs lead to difficulties in establishing early diagnosis. Hence, the patients who have tuberculosis of the wrist are usually misdiagnosed. We report 5 cases of tuberculosis of the wrist seen in our unit from the year 2012 to 2021.

METHODS

Cases were retrospectively evaluated on demographics, nature of history, clinical presentation, culture finding, and histopathological findings from 2012 to 2021 at our unit.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_8 | Pages 25 - 25
10 May 2024
Riyat H Morris H Cheadle C Leatherbarrow A Rae DS Johnson N
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Introduction

Flexor sheath infections require prompt diagnosis, and management with intravenous antibiotics and/or surgical washout followed by physiotherapy. Complication rates as high as 38% have been reported.

Methods

A retrospective review was carried out of all patients between January 2014 and May 2021 attending with a suspected or confirmed diagnosis of flexor sheath infection. Age, gender, co-morbidities, cause of infection, management, and subsequent complications recorded.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_8 | Pages 30 - 30
10 May 2024
Davies O Mowbray J Maxwell R Hooper G
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Introduction

The Oxford Unicompartmental Knee Replacement (OUKA) is the most popular unicompartmental knee replacement (UKR) in the New Zealand Joint Registry with the majority utilising cementless fixation. We report the 10-year radiological outcomes.

Methods

This is a prospective observational study. All patients undergoing a cementless OUKA between May 2005 and April 2011 were enrolled. There were no exclusions due to age, gender, body mass index or reduced bone density.

All knees underwent fluoroscopic screening achieving true anteroposterior (AP) and lateral images for radiographic assessment. AP assessment for the presence of radiolucent lines and coronal alignment of the tibial and femoral components used Inteliviewer radiographic software. The lateral view was assessed for lucencies as well as sagittal alignment.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 8 - 8
23 Apr 2024
Senan R Linkogel W Marwan Y Staniland T Sharma H
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Introduction

Knee arthrodesis is a useful limb salvage technique to maintain function in patients with complex and infected total knee arthroplasties (TKA). There are a number of commonly used external fixators, but no consensus on which of these are optimal.

The aim of this study was to synthesise the current literature to guide clinical decision making and improve patient outcomes. We systematically review the literature to compare outcomes of external fixators in arthrodesis following infected TKA.

Materials & Methods

A systematic review of the literature of primary research articles investigating the use of external fixators for knee arthrodesis after an infected TKA was conducted. Relevant articles were identified with a search strategy on online databases (EMBASE and Medline) and reviewed by two independent reviewers.

Clinical outcome measures were independently extracted by two reviewers which included union rate, infection eradication rate, complication rate, time to fusion, and time in frame.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 29 - 29
23 Apr 2024
Ahmed T Upadhyay P Menawy ZE Kumar V Jayadeep J Chappell M Siddique A Shoaib A
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Introduction

Knee dislocations, vascular injuries and floating knee injuries can be initially managed by a external fixator. Fixator design constructs include the AO pattern and the Diamond pattern. However, these traditional constructs do not adhere to basic principles of external fixation. The Manchester pattern knee-spanning external fixator is a new construct pattern, which uses beam loading and multiplanar fixation. There is no data on any construct pattern. This study compares the stability of these designs.

Materials & Methods

Hoffman III (Stryker, USA) external fixation constructs were applied to articulated models of the lower limb, spanning the knee with a diamond pattern and a Manchester pattern. The stiffness was loaded both statically and cyclically with a Bose 3510 Electroforce mechanical testing jig (TA Instruments). A ramp to load test was performed initially and cyclical loading for measurement of stiffness over the test period. The results were analysed with a paired t-test and ANOVA.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 27 - 27
23 Apr 2024
Howard A Harwood P Benton A Merrel C Culmer P Bolton W Stewart T
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Introduction

Ilizarov fixators are reliant on tensioned fine wires for stability. The tension in the wires is generated using specific tensioning devices. Loss of wire tension over time may lead of loss a stability and complications. A series of in vitro experiments were undertaken to explore wire tensioner accuracy, the impact of fixation bolt torque and initial tension on loss of tension in ilizarov constructs under static and dynamic loads.

Materials & Methods

Medical grade materials were applied to a synthetic bone analogue using surgical instruments in all experiments. Bolt torque was fixed at 6, 10 or 14 Nm using a torque limiting wrench. Wire tension was assessed using a strain measurement bridge. Wires were tensioned to 90, 110 and 130kg as measured by a commercial dynamometric tensioner. Static and dynamic testing was undertaken using an instron testing machine. Cyclical loads from 50–750N were applied for 5000 cycles.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 13 - 13
23 Apr 2024
Lister J McDaid C Hewitt C Leggett H James S Sharma H
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Introduction

There are concerns that patient-reported outcome measures (PROMs) currently used for adults requiring, undergoing or after undergoing lower limb reconstruction (LLR) are not adequately capturing the range of experiences important to these patients. The ‘Patient-Reported Outcome Measure for Lower Limb Reconstruction’ (PROLLIT) study developed a conceptual framework of outcomes identified as important and relevant by adult LLR patients. This review explored whether existing PROMs address these outcomes, and exhibit content validity in this population.

Materials & Methods

A range of key PROMs was selected (n=32). Systematic and hand-searches were employed to find studies assessing content validity of these PROMs in the adult LLR population, along with PROM content and development information. A systematic review of content validity of the measures was carried out following ‘COnsensus-based Standards for the selection of health Measurement Instruments’ (COSMIN) guidance, alongside conceptual mapping of the content of the PROMs against the PROLLIT conceptual framework.


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.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 17 - 17
23 Apr 2024
Mackarel C Tunbridge R
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Introduction

Sheffield Children's Hospital specialises in limb lengthening for children. Soft tissue contracture and loss of range of motion at the knee and ankle are common complications. This review aims to look at therapeutic techniques used by the therapy team to manage these issues.

Materials & Methods

A retrospective case review of therapy notes was performed of femoral and tibial lengthening's over the last 3 years. Included were children having long bone lengthening with an iIntramedullary nail, circular frame or mono-lateral rail. Patients excluded were any external fixators crossing the knee/ankle joints.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 15 - 15
23 Apr 2024
Sharkey S Round J Britten S
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Introduction

Compartment syndrome can be a life changing consequence of injury to a limb. If not diagnosed and treated early it can lead to permanent disability. Neurovascular observations done on the ward by nursing staff, are often our early warning system to those developing compartment syndrome. But are these adequate for detecting the early signs of compartment syndrome? Our aim was to compare the quality and variability of charts across the UK major trauma network.

Materials & Methods

All major trauma centres in England and Scotland were invited to supply a copy of the neurovascular chart routinely used. We assessed how such charts record relevant information. Specific primary data points included were pain scores, analgesia requirements, pain on passive stretch and decreased sensation in the first web space specifically. As secondary objectives, we assessed how late signs were recorded, whether clear instructions were included, quantitative scores and the use of regional blocks recorded.


Introduction

Schatzker V & VI tibial plateau fractures are serious life-changing injuries often resulting in significant complications including post-traumatic arthritis. Reported incidence of secondary TKA following ORIF of all tibial plateau fractures is 7.3% and 13% for Schatzker V & VI tibial. This study reports a 15-year single centre experience of CEF of Schatzker V & VI fractures including PROMs and incidence of secondary TKA. This study was approved by the local Institutional board.

Materials & Methods

All patients from 2007 – 2022 with Schatzker V or VI fractures treated with CEF were identified from a departmental limb reconstruction registry and included in this retrospective study. Patients’ demographics were collected from electronic institutional patient system. Further data was collected for secondary intervention, adverse events, and alignment at discharge. All deceased patients at the time of the study were excluded.

Each participant completed a questionnaire about secondary intervention, EQ-5D-3L and Oxford Knee Score (OKS).


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 22 - 22
23 Apr 2024
Laufer A Frommer A Gosheger G Toporowski G Rölfing JD Antfang C Roedl R Vogt B
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Introduction

Coronal malalignment and leg length discrepancies (LLD) are frequently associated. Temporary hemiepiphysiodesis (tHED) is commonly employed for the correction of limb malalignment in skeletally immature patients. For treatment of LLD greater than 2 cm, lengthening with intramedullary legnthening nails is a safe and reliable technique. However, the combined application of these approaches in skeletally immature patients has not yet been investigated.

Materials & Methods

Retrospective radiological and clinical analysis of 25 patients (14 females, 11 males) who underwent intramedullary femoral lengthening with an antegrade PRECICE® lengthening nail as well as tHED of the distal femur and / or proximal tibia between 2014 and 2019. tHED was conducted by implantation of flexible staples (FlexTack™) either prior (n = 11), simultaneously (n = 10), or subsequently (n = 4) to femoral lengthening. The mean follow-up period was 3.7 years (±1.4).


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 30 - 30
23 Apr 2024
Muscogliati R Muscogliati E Groom W Al-Zubaidi O Afeez A Moulder E Muir R Sharma H
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Introduction

Circular external frames (CEF) are commonly used for a wide variety of indications, often when other devices are not appropriate. Circular frames are particularly associated with pin-site infection (PSI). Currently there is a gap in the available literature surrounding the risk of frame use with in-situ prosthetic joints. This retrospective study investigated the incidence of prosthetic joint infection (PJI) in a series of patients with in-situ arthroplasties treated with CEF.

Materials & Methods

From a departmental database of 1052 frames performed from March 2007-March 2023, the outcomes of 34 patients (40 frames) with in-situ arthroplasties at the time of CEF were reviewed (mean follow-up 70 months). Patient identification was by review of all local and regional imaging. The primary outcome was development of PJI during or following CEF and subsequent need for surgical intervention. Secondary outcomes were development of superficial pin site or deep bone infection (without PJI).


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 3 - 3
23 Apr 2024
Tsang SJ van Rensburg AJ Ferreira N
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Introduction

The management of fracture-related infection has undergone radical progress following the development of international guidelines. However, there is limited consideration to the realities of healthcare in low-resource environments due to a lack of available evidence in the literature from these settings. Initial antimicrobial suppression to support fracture union is frequently used in low- and middle-income countries despite the lack of published clinical evidence to support its practice. This study aimed to evaluate the outcomes following initial antimicrobial suppression to support fracture union in the management of fracture-related infection.

Materials & Methods

A retrospective review of consecutive patients treated with initial antimicrobial suppression to support fracture healing followed by definitive eradication surgery to manage fracture-related infections following intramedullary fixation was performed. Indications for this approach were; a soft tissue envelope not requiring reconstructive surgery, radiographic evidence of stable fixation with adequate alignment, and progression towards fracture union.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 19 - 19
23 Apr 2024
Guichet J Clementi D
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Introduction

Humans Functions (locomotion, protection of organs, reproduction) require a strong support system (bones). The ‘Osteostasis’ is the ability of maintaining the bone structure, its mechanical characteristics and function. Five principles are required for an efficient bone system:

Basic Requirements:

1) Stability and 2) Function. Repair System (like house building in desert or sea):

3) Roads (vessels), 4) Materials (calories, proteins), 5) Workers (bone cells).

Analysis of bone problems through these principles bring to optimised treatments.

Materials & Methods

Measurements (>700 lengthening, 32-year follow-up, Full WB Albizzia/G-Nails FWBAG): Bone-DEXA, WB conditions, muscle, fat, etc.

Principle-1. Solid bone replacement with a 100% biocompatible and reliable FWBAG with sports (POD0).

Principle-2. Bone, Muscle & neural integrity for function Principle-3. Vascular flow lesions induce non-healing (arteriography). Muscle activity accounts for 90% of bone blood flow, ×10 by sports. Required: Checks (arteriography) and treatments (training)

Principle-4. Food (NRV Kcal × 2–3, 20–25% proteins).

Principle-5. Maintain bone cells and increase them. Suppress ‘opening’, ‘venting’, ‘drainages’.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 9 - 9
23 Apr 2024
Ramlawi AA McClure P Assayag M
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Introduction

The practice of limb lengthening using intramedullary nails has surged in popularity in recent years. Our study explores the relationship between femur lengthening and overall height gain in adults undergoing cosmetic limb lengthening with telescoping magnetic intramedullary lengthening nails (MILNs).

Materials & Methods

Demographic information, pre- and postoperative radiographic data, and secondary outcomes, such as mechanical angles and sagittal alignment, were analyzed for 42 adult femurs MILNs (PRECICE 2, NuVasive, Inc.). Height was assessed with a digital stadiometer. Limb lengthening was defined as the amount of nail distraction seen on a calibrated weight bearing X-ray at consolidation. mLDFA, mMPTA, MAD, AMA, and femoral sagittal bow were evaluated as secondary outcomes.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 34 - 34
23 Apr 2024
Duguid A Ankers T Narayan B Fischer B Giotakis N Harrison W
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Introduction

Charcot neuroarthropathy is a limb threatening condition and the optimal surgical strategy for limb salvage in gross foot deformity remains unclear. We present our experience of using fine wire frames to correct severe midfoot deformity, followed by internal beaming to maintain the correction.

Materials and Methods

Nine patients underwent this treatment between 2020–2023. Initial deformity correction by Ilizarov or hexapod butt frame was followed by internal beaming with a mean follow up of 11 months. A retrospective analysis of radiographs and electronic records was performed. Meary's angle, calcaneal pitch, cuboid height, hindfoot midfoot angle and AP Meary's angle were compared throughout treatment. Complications, length of stay and the number of operations are also described.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 12 - 12
23 Apr 2024
Jido JT Al-Wizni A Rodham P Taylor DM Kanakaris N Harwood P
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Introduction

Management of complex fractures poses a significant challenge. Evolving research and changes to national guidelines suggest better outcomes are achieved by transfer to specialist centres. The development of Major Trauma Networks was accompanied by relevant financial arrangements. These do not apply to patients with closed fractures referred for specialist treatment by similar pathways. Despite a surge in cases transferred for care, there is little information available regarding the financial impact on receiving institutions.

Materials & Methods

This retrospective study examines data from a Level 1 trauma centre. Patients were identified from our electronic referral system, used for all referrals. Transferred adult patients, undergoing definitive treatment of acute isolated closed tibial fractures, were included for a 2-year period. Data was collected using our clinical and Patient Level Information and Costing (PLICS) systems including coding, demographics, treatment, length of stay (LOS), total operative time, number of operations, direct healthcare costs, and NHS reimbursements.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 5 - 5
23 Apr 2024
Sain B Sidharthan S Naique S
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Introduction

Treatment of non-union in open tibial fractures Gustilo-Anderson(GA)-3A/3B fractures remains a challenging problem. Most of these can be dealt using treatment methods that requires excision of the non-union followed by bone grafting, masquelet technique, or acute shortening. Circular fixators with closed distraction or bone transport also remains a useful option. However, sometimes due to patient specific factors these cannot be used. Recently antibiotic loaded bone substitutes have been increasingly used for repairing infected non-unions. They provide local antibiotic delivery, fill dead space, and act as a bone conductive implant, which is resorted at the end of a few months. We aimed to assess the outcome of percutaneous injection of bone substitute while treating non-union of complex open tibial fractures.

Materials & Methods

Three cases of clinical and radiological stiff tibial non-union requiring further intervention were identified from our major trauma open fracture database. Two GA-3B cases, treated with a circular frame developed fracture-related-infection(FRI) manifesting as local cellulitis, loosened infected wires/pins with raised blood-markers, and one case of GA-3A treated with an intramedullary nail. At the time of removal of metalwork/frame, informed consent was obtained and Cerament-GTM(bone-substitute with gentamicin) was percutaneously injected through a small cortical window using a bone biopsy(Jamshedi needle). All patients were allowed to weight bear as tolerated in a well-fitting air-cast boot and using crutches. They were followed up at 6 weekly intervals with clinical assessment of their symptoms and radiographs. Fracture union was assessed using serial radiographs with healing defined as filling of fracture gap, bridging callus and clinical assessment including return to full painless weight bearing.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 18 - 18
23 Apr 2024
Guichet J Frigerio S
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Introduction

A 6cm femoral gain requires 5-Y during normal growth, but only 6–8-W surgically (x30–40 faster). In lengthening surgery, losses of muscle force (MF) and circumferences (MC) are major. Recovery is long, preventing sports till bone fusion.

Can we maintain MC and strength throughout the entire lengthening and how?

We monitored for over 30 years patients for muscle force (isokinetic), circumferences, activities (including sports) and food intake, and acted on the 5 principles of the Osteostasis.

Materials & Methods

Over 750 femoral lengthening with Full WB Nails (FWBN) got Isokinetic testing (≧1991), circumferences measurements (≧2012; 20-15-10-5-0cm above patella, max-calf, mini/max-ankle), food intake (≧2012), using MyFitnessPal App (≧2016), gradually enforced. Preoperative training along with a daily post-operative training are supervised by our trainers. Recommendations for food intake and activities were provided. Patients noted on a specific App all parameters. Compliance was noted.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 1 - 1
23 Apr 2024
Tsang SJ van Rensburg AJ Epstein G Venter R van Heerden J Ferreira N
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Introduction

The reconstruction of segmental long bone defects remains one of the holy grails of orthopaedic surgery. The optimal treatment of which remains a topic of great debate. This study aimed to evaluate the outcomes following the management of critical-sized bone defects using a classification-based treatment algorithm.

Materials & Methods

A retrospective review of all patients undergoing treatment for segmental diaphyseal defects of long bones at a tertiary-level limb reconstruction unit was performed. The management of the bone defect was standardised as per the classification by Ferreira and Tanwar (2020).


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 10 - 10
23 Apr 2024
Stanley C Sheridan GA Paige B Hoellwart JS Reif TJ Fragomen AT Rozbruch SR
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Introduction

The use of osseointegrated limb replacement prostheses for amputees are rapidly growing in popularity due to the many benefits over conventional sockets. Many institutions worldwide are beginning to provide this surgical option to their patients and are advertising the service online. The aim of this study was to assess the quality and reading level of related information available online.

Materials & Methods

A search was performed using the 3 most popular English language search engines reviewing the top 40 websites from each, using the term osseointegration on. Duplicates, videos, medical journal articles and dentistry websites were excluded. All included websites were assessed for reading using the FKGL, G-Fog and FRE. Quality was assessed using the JAMA benchmark criteria, HONC erificate and a novel 16-point scoring system developed specifically for limb replacement osseointegration.


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
Full Access

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. 106-B, Issue SUPP_5 | Pages 7 - 7
23 Apr 2024
Williamson T Egglestone A Jamal B
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Introduction

Open fractures of the tibia are disabling injuries with a significant risk of deep infection. Treatment involves early antibiotic administration, early and aggressive surgical debridement, and may require complex soft tissue coverage techniques. The extent of disruption to the skin and soft-tissue envelope often varies, with ‘simple’ open fractures (defined by the Orthopaedic Trauma Society (OTS) open fracture severity classification) able to be closed primarily, whilst others may require shortening or soft-tissue reconstruction. This study aimed to determine whether OTS simple tibial open fractures received different rates of adequate debridement and plastic surgical presence at initial debridement, compared with OTS complex injuries, and whether rates of fracture-related infection, nonunion, or reoperation differed between the groups.

Materials & Methods

A consecutive series of open tibia fractures managed at a tertiary UK Major Trauma Centre between January 2021 and November 2022 were included. Patient demographics, injury characteristics, timing of antibiotic delivery, timing and method of definitive fixation, and frequency of plastic surgical presence at initial debridement were retrospectively collected. The delivery of bone ends at initial debridement was used as a proxy for adequacy of surgical debridement. The primary outcome measure was rate of fracture-related infection, secondary outcomes included rates of reoperation, nonunion, and amputation. Chi2 Tests and independent samples T-tests were used to assess nominal and continuous outcomes respectively between simple and complex injuries. Ordinal data was assessed using nonparametric equivalent tests.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 11 - 11
23 Apr 2024
Lineham B Faraj A Hammet F Barron E Hadland Y Moulder E Muir R Sharma H
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Introduction

Intra articular distal tibia fractures can lead to post-traumatic osteoarthritis. Joint distraction has shown promise in elective cases. However, its application in acute fractures remains unexplored. This pilot study aims to fill this knowledge gap by investigating the benefits of joint distraction in acute fractures.

Materials & Methods

We undertook a restrospective cohort study comprising patients with intra-articular distal tibia and pilon fractures treated with a circular ring fixator (CRF) at a single center. Prospective data collection included radiological assessments, Patient-Reported Outcome Measures (PROM), necessity for additional procedures, and Kellgren and Lawrence grade (KL) for osteoarthritis (OA).

137 patients were included in the study, 30 in the distraction group and 107 in the non-distraction group. There was no significant difference between the groups.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 16 - 16
23 Apr 2024
Murray E Connaghan J Creavin K Egglestone A Jamal B
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Introduction

By utilising the inherent variability achievable with circular frames, surgeons can manage a wide spectrum of complex injuries, and can deal with deformity at multiple levels, in multiple planes. The aim of this study was to assess functional outcomes utilising patients reported outcome measures (PROMs) of patients being treated with circular (Ilizarov) frame fixation for complex lower limb injuries and assess these results in conjunction with the observed postoperative alignment of the patients’ limbs.

Materials & Methods

Cases were identified using a prospectively collected database of adult patients presenting between July 2018 and August 2021. Functional outcomes were assessed using the American Orthopaedic Foot and Ankle Score (AOFAS), the 5-level EQ-5D (EQ5D5L), the Lysholm Knee Scoring Scale (LKSS), the Olerud-Molendar Ankle Score (OMAS), and the Tegner Activity Scale (TAS). Postoperative radiographs were analysed for fracture union and to quantify malunion (as described in Dror Paleys Principles of Deformity Correction).


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 32 - 32
23 Apr 2024
Orekan A Evans E Cloake T Ward J
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Introduction

Open fractures are complex injuries associated with substantial morbidity. These injuries are associated with harm to both physical and emotional health as well as preclusion of work, social, and leisure activities. Patient reported outcome measures (PROMs) and health related quality of life are critical indicators of successful rehabilitation following open fracture treatment. This study aimed to measure the PROMs for patients with open lower limb fractures and investigate the relationship with injury severity.

Materials & Methods

A retrospective cohort study was performed at a single major trauma centre in the UK. All adult patients with an open lower limb fracture were eligible for inclusion. Patients were identified through a search of a local Open Fracture Database. Epidemiological, clinical, and fracture classification data were obtained by reviewing case notes. Lower Extremity Function Scale (LEFS) and EQ5-D were used as PROMs and measured by a postal questionnaire, alongside return to employment data.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 28 - 28
23 Apr 2024
Hodkinson T Groom W Souroullas P Moulder E Muir R Sharma H
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Introduction

Frame configuration for the management of complex tibial fractures is highly variable and is dependent not only on fracture pattern and soft tissue condition but also surgeon preference. The optimal number of rings to use when designing a frame remains uncertain. Traditionally, larger, stiffer constructs with multiple rings per segment were thought to offer optimal conditions for bone healing, however, the concept of reverse dynamisation questions this approach.

Materials & Methods

We compared clinical outcomes in 302 consecutive patients with tibial fractures treated in our unit with either a two-ring circular frame or a three-or-more-ring (3+) frame. The primary outcome measure was time spent in frame. Secondary outcomes were the incidence of malunion and the need for further surgical procedures to achieve bone union. The groups were evenly matched for age, co-morbidities, energy of injury mechanism, fracture classification, post-treatment alignment and presence of an open fracture.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 33 - 33
23 Apr 2024
Macey A Omar HA Leitch P Vaidean T Swaine S Santos E Bond D Abhishetty N Shetty S Saini A Phillips S Groom G Lahoti O
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Introduction

Classical fixation using a circular frame involves two rings per segment and in many units this remains the norm whether using ilizarov or hexapod type frames. We present the results of two ring circular frame at King's College Hospital.

Materials & Methods

A prospective database has been maintained of all frames applied since 2007. Radiographs from frames applied prior to July 2022 were examined. Clinic letters were then used to identify complications.

Included: two ring hexapod for fracture, malunion, nonunion, arthrodesis or deformity correction in the lower limb.

Excluded: patients under 16 years old, diabetic feet, Charcot joints, soft tissue contractures, arthrodiastasis, correction of the mid/forefoot, plate fixation augmentation, fixation off a third ring.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 14 - 14
23 Apr 2024
Bell R Nayak M Perello A Allen E Lee SY Mellington A Guryel E
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Introduction

The regionalisation of major trauma in the UK has significantly improved outcomes for patients with severe, lower limb injuries. Chronic pain after complex lower limb injuries is well documented, but seems to remain a problem despite better clinical and radiological outcomes. We hypothesised that pain was mediated through the saphenous nerve, especially as most tibial injuries affected the soft tissues medially. As a proof of concept, we undertook adductor canal blocks to understand pain aetiology.

Materials & Methods

Patients with chronic pain following complex lower limb trauma or congenital deformity correction have been selected and underwent an adductor canal block by one of our trauma anaesthetist that specialises in this procedure. Their outcomes were recorded in their clinical records and patients were contacted by phone to document their experiences.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 20 - 20
23 Apr 2024
Guichet J
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Introduction

Frame HI is the #Days for device removal/cm. IM Nail HI is less relevant (31–45 D/cm).

Albizzia HI was 33 D/cm (1991–2003). Patients felt fine approximately 1M after end of lengthening (EoL), resuming normal life and sports. This sometimes resulted in implants fractures (e.g. skying before bone fusion). Ideally, the full fusion should occur at the EoL. We decided to shorten the HI to reach this target, optimising all parameters.

Materials & Methods

The evolution of care has been monitored over a 32-year clinical experience with a fully weight-bearing nails (Albizzia then G-nail). Monitoring was with X-rays, DEXA, blood bone activity, and in London with special 5G CBCT Scans. We implemented several changes in the Care of patients and measured them according to the ‘Five Principles’ (stability, function, ‘Roads-vascular supply’, ‘Materials-calories’ and ‘Workers-BFC’, with actions on food intake, activity levels and on muscle and bone vascular growths.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 25 - 25
23 Apr 2024
Aithie J Oag E Butcher R Messner J
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Introduction

Genu valgum is a common presentation in paediatric patients with congenital limb deformities. The aim of this study is to assess the outcome of guided growth surgery in paediatric patients referred via our physiotherapy pathway with isolated genu valgum and associated patellar instability.

Materials & Methods

Patients were identified from our prospective patellar instability database. Inclusion criteria was acquired or congenital genu valgum associated with patellar instability in skeletally immature patients. The mechanical lateral-distal femoral angle was assessed on long leg alignment radiographs (mLDFA <85 degrees). Surgical treatment was the placement of a guided growth plate (PediPlate, OrthoPediatrics, USA) on the medial distal femoral physis (hemi-epiphysiodesis). KOOS-child scores were collected pre-operatively and post-operatively (minimum at 6 months).


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 31 - 31
23 Apr 2024
Bandopadhyay G Lo S Yonjan I Rose A Roditi G Drury C Maclean A
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Introduction

The presence of pluripotent mesenchymal cells in the periosteum along with the growth factors produced or released following injury provides this tissue with an important role in bone healing. Utilising this property, vascularised periosteal flaps may increase the union rates in recalcitrant atrophic long bone non-union. The novel chimeric fibula-periosteal flap utilises the periosteum raised on an independent periosteal vessel, thus allowing the periosteum to be inset freely around the osteotomy site, improving bone biology.

Materials & Methods

Ten patients, with established non-union, underwent fibula-periosteal chimeric flaps (2016–2022) at the Canniesburn Plastic Surgery Unit, UK. Preoperative CT angiography was performed to identify the periosteal branches. A case-control approach was used. Patients acted as their own controls, which obviated patient specific risks for non-union. One osteotomy site was covered by the chimeric periosteal flap and one without. In two patients both the osteotomies were covered using a long periosteal flap.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 21 - 21
23 Apr 2024
Brown N King S Taylor M Foster P Harwood P
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Introduction

Traditionally, radiological union of fractures treated with an Ilizarov frame is confirmed by a period of dynamization - destabilisation of the frame for a period prior to removal. Reduced clinic availability during the COVID-19 pandemic caused a shift to selective dynamisation in our department, whereby lower risk patients had their frames removed on the same day as destabilisation. This study investigates the effects of this change in practice on outcomes and complication rates.

Materials & Methods

Adult patients treated with circular frames between April 2020 and February 2022 were identified from our Ilizarov database. Patients were divided into 2 groups: - “dynamised” if their frame was destabilised for a period to confirm union prior to removal; or “not dynamised” if the decision was taken to remove the frame without a period of dynamisation, other than a short period in the clinic. A retrospective review of clinical notes was conducted to determine outcome.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 26 - 26
23 Apr 2024
Aithie J Herman J Holt K Gaston M Messner J
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Introduction

Limb deformity is usually assessed clinically assisted by long leg alignment radiographs and further imaging modalities (MRI and CT). Often decisions are made based on static imaging and simple gait interpretation in clinic. We have assessed the value of gait lab analysis in surgical decision making comparing surgical planning pre and post gait lab assessment.

Materials & Methods

Patients were identified from the local limb reconstruction database. Patients were reviewed in the outpatient clinic and long leg alignment radiographs and a CT rotational limb profile were performed. A surgical plan was formulated and documented. All patients then underwent a formal gait lab analysis. The gait lab recommendations were then compared to the initial plan.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 24 - 24
23 Apr 2024
Thompson E James L Narayan B Peterson N
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Introduction

Management of deformity involving limb length discrepancy (LLD) using intramedullary devices offers significant benefits to both patients and clinicians over traditional external fixation. Following the withdrawal of the PRECICE nail, the Fitbone became the primary implant available for intramedullary lengthening and deformity correction within our service. This consecutive series illustrates the advantages and complications associated with the use of this device, and describes a novel technique modification for antegrade intramedullary lengthening nails.

Materials & Methods

A retrospective cohort review was performed of patient outcomes after treatment with the Fitbone nail at two tertiary referral limb reconstruction services (one adult, one paediatric) between January 2021 to December 2023. Aetiology, indications, initial and final LLD, use of concomitant rail assisted deformity correction (ORDER), removal time and healing index were assessed. Complications of treatment were evaluated and described in detail, alongside technique modifications to reduce the rate of these complications.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_5 | Pages 2 - 2
23 Apr 2024
Tsang SJ Epstein G Ferreira N
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Introduction

The Cierny and Mader classification assists with decision-making by stratifying host status and the pathoanatomy of the disease. However, the anatomical type IV represents a heterogenous group with regards to treatment requirements and outcomes. We propose that modification of the Cierny and Mader anatomical classification with an additional type V classifier (diffuse corticomedullary involvement with an associated critical bone defect) will allow more accurate stratification of patients and tailoring of treatment strategies.

Materials & Methods

A retrospective review of 83 patients undergoing treatment for Cierny and Mader anatomical type IV osteomyelitis of the appendicular skeleton at a single centre was performed.


The Bone & Joint Journal
Vol. 106-B, Issue 3 | Pages 293 - 302
1 Mar 2024
Vogt B Lueckingsmeier M Gosheger G Laufer A Toporowski G Antfang C Roedl R Frommer A

Aims

As an alternative to external fixators, intramedullary lengthening nails (ILNs) can be employed for distraction osteogenesis. While previous studies have demonstrated that typical complications of external devices, such as soft-tissue tethering, and pin site infection can be avoided with ILNs, there is a lack of studies that exclusively investigated tibial distraction osteogenesis with motorized ILNs inserted via an antegrade approach.

Methods

A total of 58 patients (median age 17 years (interquartile range (IQR) 15 to 21)) treated by unilateral tibial distraction osteogenesis for a median leg length discrepancy of 41 mm (IQR 34 to 53), and nine patients with disproportionate short stature treated by bilateral simultaneous tibial distraction osteogenesis, with magnetically controlled motorized ILNs inserted via an antegrade approach, were retrospectively analyzed. The median follow-up was 37 months (IQR 30 to 51). Outcome measurements were accuracy, precision, reliability, bone healing, complications, and patient-reported outcome assessed by the Limb Deformity-Scoliosis Research Society Score (LD-SRS-30).


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_3 | Pages 6 - 6
23 Jan 2024
Mathai NJ D'sa P Rao P Chandratreya A Kotwal R
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Introduction

With advances in mobile application, digital health is being increasingly used for remote and personalised care. Patient education, self-management and tele communication is a crucial factor in optimising outcomes.

Aims

We explore the use of a smartphone app based orthopaedic care management system to deliver personalised surgical experience, monitor patient engagement and functional outcomes of patients undergoing knee arthroplasty.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_3 | Pages 7 - 7
23 Jan 2024
Richards OJ Johansen A John M
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BACKGROUND

Theatre-listed trauma patients routinely require two ‘group and save’ blood-bank samples, in case they need perioperative transfusion. The Welsh Blood Service (WBS) need patients to have one recorded sample from any time in the last 10 years. A second sample, to permit cross-matching and blood issuing, must be within 7 days of transfusion (or within 48 hours if the patient is pregnant, or has been transfused within the last 3 months). The approximate cost of processing a sample is £15.00.

AIM

To investigate whether routine pretransfusion blood sampling for trauma admissions exceeds requirements.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_3 | Pages 8 - 8
23 Jan 2024
Nanjundaiah R Guro R Chandratreya A Kotwal R
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Aims

We studied the outcomes following arthroscopic primary repair of bucket handle meniscus tears to determine the incidence of re-tears and the functional outcomes of these patients.

Methodology

Prospective cohort study. Over a 4-year period (2016 to 2020), 35 adult patients presented with a bucket handle tear of the meniscus. Arthroscopic meniscal repair was performed using either the all inside technique or a combination of all-inside and inside-out techniques. 15 patients also underwent simultaneous arthroscopic anterior cruciate ligament reconstruction. Functional knee scores were assessed using IKDC and Lysholm scores.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_3 | Pages 12 - 12
23 Jan 2024
Abdul W Moore IS Robertson A
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Introduction

Perception of ACL injury prevention programs amongst professional netball players and coaches has not been studied. We investigated (1) level of awareness and experience of ACL injury prevention programs; (2) use of ACL injury prevention programs; and (3) barriers to implementing ACL injury prevention program in netball.

Methodology

Female netball players representing Welsh senior and under-21 teams and elite and amateur coaches were invited electronically to this web-based study between 1st May–31st July 2021. Information on ACL injury susceptibility and seriousness, knowledge, experience, and implementation of ACL injury prevention programs were ascertained.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_3 | Pages 1 - 1
23 Jan 2024
Stanley AL Jones TJ Dasic D Kakarla S Kolli S Shanbhag S McCarthy MJH
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Aims

Traumatic central cord syndrome (CCS) typically follows a hyperextension injury and results in a motor impairment affecting the upper limbs more than the lower limbs, with occasional sensory impairment and urinary retention seen. Current evidence on mortality and long-term outcomes is limited. The primary aim of this study is to assess the five-year mortality of CCS, and to determine any difference in mortality between management groups or age.

Patients and Methods

Patients ≥18 years with traumatic CCS between January 2012 and December 2017 in Wales were identified. Patient demographics and injury, management and outcome data was collected. Statistical analysis was performed to assess mortality and between group differences.


Orthopaedic Proceedings
Vol. 106-B, Issue SUPP_3 | Pages 5 - 5
23 Jan 2024
Awad F Khan F McIntyre J Hathaway L Guro R Kotwal R Chandratreya A
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Introduction

Anterior cruciate ligament (ACL) injuries represent a significant burden of disease to the orthopaedic surgeon and often necessitate surgical reconstruction in the presence of instability. The hamstring graft has traditionally been used to reconstruct the ACL but the quadriceps tendon (QT) graft has gained popularity due to its relatively low donor site morbidity.

Methods

This is a single centre comparative retrospective analysis of prospectively collected data of patients who had an ACL reconstruction (either with single tendon quadrupled hamstring graft or soft tissue quadriceps tendon graft). All surgeries were performed by a single surgeon using the All-inside technique. For this study, there were 20 patients in each group. All patients received the same post-operative rehabilitation protocol and were added to the National Ligament Registry to monitor their patient related outcome scores (PROM).