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Volume 99-B, Issue SUPP_13 June 2017 British Limb Reconstruction Society (BLRS), Leeds, March 2017

V.C. Panagiotopoulou K. Davda H.S. Hothi J. Henckel A. Cerquiglini W.D. Goodier J. Skinner A. Hart P.R. Calder

Introduction

The Precice nail is the latest intramedullary lengthening nail with excellent early outcomes. Implant complications have led to modification of the nail design. The aim of this study was to perform a retrieval study of Precice nails following lower limb lengthening. To assess macroscopic and microscopic changes to the implants and assess differences following design modification, with identification of potential surgical, implant and patient risk factors.

Method

15 nails were retrieved from 13 patients following lower limb lengthening. Macroscopic and microscopic surface damage to the nails were identified. Further analysis included radiology and micro-CT prior to sectioning. The internal mechanism was then analysed with Scanning Electron Microscopy and Energy Dispersive X-ray Spectroscopy to identify corrosion.


E. Iliopoulos S. Agarwal A. Khaleel

Introduction

Patient Reported Outcome Measures (PROMs) are used as outcome of many surgical treatments such as Hip and knee joint replacements, varicose vein and groin hernia surgery. Outcome scores in orthopaedics tend to be site and/or pathology specific. Trauma related pathology uses a surrogate outcome scores. A unified outcome score for trauma is needed to help with the measurement of outcomes in trauma patients and evaluate the actual impact that trauma inflicts to patients' lives.

Materials & Methods

We have designed a PROM especially for Trauma patients, in order to measure the extent of recovery to pre-injury state. This score uses as baseline the pre-injury status of the patient and has the aim to determine the percentage of rehabilitation after any form of treatment. This PROM is not site specific and can be used for every Trauma condition. It uses simple wording, user friendly and accessed via phone conversation.

The outcome score consists of eleven questions. The first ten questions use the 5-point Likert scale and the final question a scale from zero to ten. The questions are divided into three subgroups (Symptoms, Function and Mental status). The final question assesses the extent of return to pre-injury status.

The SF-12v2 questionnaire was used for the validation of the COST questionnaire. We gathered COST and SF-12v2 questionnaires from patients who were at the end of their follow-up after treatment for various trauma conditions, treated either conservatively either operatively.


E. Iliopoulos S. Agarwal K. Gallagher A. Khaleel

Purpose

Tibia plateau fractures are severe knee injuries which have a great impact on the patients' lives, but in what extend is not clear yet in the literature. The purpose of this study was to investigate the gait alternations after treatment of patients who had severe tibia plateau fractures which were treated with circular ilizarov frame.

Materials & Methods

We have evaluated the gait pattern of patients who were treated with circular Ilizarov frame after severe tibia plateau fractures (Schatzker IV-VI) in our department. The gait was tested by using a force plate in a walking platform. Ground Reaction Forces (GRF) data were collected during level walking at self-selected speeds. The patients performed two walking tasks for each limb and the collected data were averaged for each limb. Demographic, clinical, radiological and quality of life questionnaire (SF-12) data were also collected.


K. Davda S. Wright N. Heidari P.R. Calder W.D. Goodier

Introduction

The management of a significant bone defect following excision of a diaphyseal atrophic femoral non-union remains a challenge. Traditional bone transport techniques require prolonged use of an external fixator with associated complications. We present our clinical outcomes using a combined technique of acute femoral shortening, stabilised with a deliberately long retrograde intramedullary nail, accompanied by bifocal osteotomy compression and distraction osteogenesis to restore segment length utilising a temporary monolateral fixator.

Method

9 patients underwent the ‘rail and nail’ technique for the management of femoral non-union. Distraction osteogenesis was commenced on the 6th post-operative day. Proximal locking of the nail and removal of the external fixator was performed approximately one month after length had been restored. Full weight bearing and joint rehabilitation was encouraged throughout. Consolidation was defined by the appearance of 3 from 4 cortices of regenerate on radiographs.


G. Reddy R. Davies L. James

BACKGROUND

Most closed tibial fractures in children can be treated conservatively. On the occasions that surgical intervention is required, there are various options available to stabilise the fracture. We would like to present our experience of using monolateral external fixators in the management of closed tibial fractures.

Aim

We sought to assess the time to healing, limb alignment, and complications observed in a cohort of tibial fractures treated with external fixation.


D.N Haughton F. Ali I. Majid

To analyse the management of open paediatric tibial fractures treated at a children's Major Trauma Centre (MTC), comparing fixation methods, union and complications.

We retrospectively identified all patients admitted to RMCH with an open tibia fracture between 2008 – 2016. Demographics, mechanism, inpatient stay and follow-up management were reviewed. There were a total of 44 patients, with an average age = 10 years (3–15). 93% of cases were caused by road traffic accidents, commonly pedestrian versus car. Older children were more likely to sustain higher grade injuries, requiring increased length of stay. 35 patients had primary / delayed wound closure, 1 patient required fasciotomies and 4/44 needed skin grafts and/or flap. 7 patients were treated in plaster, 9 by elastic nailing, 15 had mono-lateral fixators and 12 with circular frame. The average number of surgeries = 3 (1–7) with older children having increased risk of revision surgery. Monolateral fixators were the most common primary fixation method (n=15), however 60% required revision to ring fixator due to displacement or delayed union. The main risk factor for displacement was inadequate fracture reduction in theatre, as well as those fracture patterns involving butterfly fragments. Union (defined as RUST score = 3 on >3 cortices) was achieved in all patients (ave 6 months). Delayed union was associated with higher grade injuries, those treated with elastic nails demonstrated the longest union time (ave 7.3 months). 21/44 (47.7%) patients had complications, with pin site infection being the most commonly seen. 18% patients suffered a major complications needing further surgery.

Various fixation methods can be successfully used to treat these fractures. They demonstrate a high complication rate and often require multiple surgeries, with union taking an average of 6 months. Mono-lateral fixators demonstrate a high revision rate, particularly if the fracture is not well reduced.


W.D. Harrison V. Garikapati K. Saldanha

Limb reconstruction requires high levels of patient compliance and impacts heavily on social circumstances. The epidemiology and socioeconomic description of trauma patients has been well documented, however no study has assessed the epidemiology of limb reconstruction patients. The aim of this project is to describe patients attending Limb Reconstruction Services (LRS) in order to highlight and address the social implications of their care.

All LRS cases under a single surgeon in a district general hospital were included from 2010 – 2016. Demographics, ASA grade, smoking status, mental health status and employment status were collated. Postcode was converted into an Index of Multiple Deprivation score using GeoConvert® software. Patient socioeconomic status was then ranked into national deprivation score quintiles (quintile 1 is most affluent, quintile 5 is most deprived). Deprivation scores were adjusted by census data and analysed with Student's T-test. The distance from the patient's residence to the hospital was generated through AA route planner®. Patient attendance at clinic and elective or emergency admissions was also assessed. Patient outcomes were not part of this research.

There were 53 patients, of which 66% (n=35) were male, with a mean age of 45 years (range 21–89 years). Most patients were smokers (55%, n=29), 83% (n=42) were ASA 1 or 2 (there were no ASA 4 patients). The majority of indications were for acute trauma (49%), chronic complications of trauma (32%), congenital deformity (15%) and salvage fusion (4%). Mental health issues affected 23% (n=12) of cases and 57% of working-aged patients were unemployed. Mental health patients had a higher rate of trauma as an indication than the rest of the cohort (93% vs. 76%). Deprivation quintiles identified that LRS patients were more deprived (63% in quintiles 4 and 5 vs. 12% of 1 and 2), but this failed to reach statistical significance (p=0.9359). The mean distance from residence to hospital was 12 miles (range 0.35–105 miles, median 7 miles). The patients derived from a large region made up of 12 local authorities. There was a mean of 17 individual LRS clinic attendances per patient (range: 3–42). Cumulative distance travelled for each patient during LRS treatment was a mean of 495 miles (range 28 – 2008 miles). The total distance travelled for all 53 patients was over 26,000 miles.

The results largely mirror the findings of trauma demographic and socioeconomic epidemiology, due to the majority of LRS indications being post-traumatic in this series. The high rates of unemployment and mental health problems may be a risk factor for requiring LRS management, or may be a product of the treatment. Clinicians may want to consider a social care strategy alongside their surgical strategy and fully utilise their broader MDT to address the social inequalities in these patients. This strategy should include a mental health assessment, smoking cessation therapy, sign-posted support for employment circumstances and a plan for travel to the hospital. The utilisation and cost of ambulance services was not possible with this methodology. Further work should prospectively assess the changes in housing circumstances, community healthcare needs and whether there was a return to employment and independent ambulation at the end of treatment.


P. Calder S. Shaw A. Roberts S. Tennant I. Sedki R. Hanspal D. Eastwood

Purpose

This study compares outcomes in patients with complete congenital fibula absence treated with an amputation protocol to those using an extension prosthesis.

Introduction

Complete fibula absence presents with significant lower limb deformity. Parental counselling regarding management is paramount in achieving the optimum functional outcome. Amputation offers a single surgical event with minimal complications and potential excellent functional outcome.


J. Wright P. Calder

Background

Severe infantile Blount's disease can result in a multiplanar deformity of the proximal tibia with both intra-articular and metaphyseal components. Correction can represent a significant surgical challenge. We describe our results using the Taylor spatial frame for acute tibial hemiplateau elevation combined with gradual metaphyseal correction in patients with severe infantile blounts with an associated physeal bony bar.

Methods

Eight patients (10 knees) underwent tibial hemiplateau elevation and metaphyseal correction with use of the Taylor Spatial Frame between 2012–2016. We undertook a retrospective case note and radiographic review of all patients to assess clinical and radiographic outcomes. Mean age at the time of surgery of was 11.7 years and mean length of follow up was 16.8 months.


T.M. Noblet PC Jackson P. Foster D.M. Taylor P.J. Harwood J.D. Wiper

Introduction

Large numbers of patients with open tibial fractures are treated in our major trauma centre. Previously, immediate definitive skeletal stabilisation and soft tissue coverage has been recommended in the management of such injuries. We describe our recent practice, focusing on soft tissue cover, including patients treated by early soft tissue cover and delayed definitive skeletal stabilisation.

Methods

Between September 2012 and January 2016, more than 120 patients with open tibial fractures were admitted to our unit. Patients were identified through prospective databases. Data collected included patient demographics, injury details, orthopaedic and plastic surgery procedures. Major complications were recorded. Paediatric cases were excluded and one patient was lost to follow up.


N. Mehta B. Narayan

Care of complex and open fractures may provide better results if undertaken in larger units, typically Major Trauma Centres (MTCs) or Orthoplastic units. Some ‘complex injuries’ may still be admitted to units lacking specialist services potentially delaying definitive treatment. The aim of this study was to analyse the referral pattern for acute inpatient transfer in an adult limb reconstruction unit for one calendar year.

Prospectively collected data from an electronic database for 2016 was reviewed. All records were evaluated for, diagnosis, time from injury to referral, nature of initial treatment, time to transfer, details of definitive surgery, and time to repatriation.

There were 91 formal electronic referrals, 84 of which considered appropriate for inpatient transfer. 74 were for fresh complex fractures, including 22 pilon fractures and 23 bicondylar tibial fractures. Median delay to request transfers for acute trauma was 3 days (0d-19d), delay from referral to transfer was 8.5 days (1d-31d) and delay from date of injury to definitive surgery was 13 days (1d-52d). 9 patients with Grade 3 open fractures and had primary debridement at the referring institution with a median delay to definitive orthoplastic surgery of 9 days (5d-20d). Only 17 of 61 per-articular fractures had spanning external fixation at the referring institution. Delay to repatriation was 8 days (0d–72d).

This study demonstrates organisational failures in acute orthopaedic care: open fractures not being primarily treated in orthoplastic centres or MTCs, delays in transfers due to bed-blocks, and significant delays in repatriation. It also demonstrates scope for improvement in clinical practice, and in particular, the need to reinforce the advantages of spanning external fixation of periarticular fractures.

Our data serves to highlight continuing problems in delivery of acute fracture care, despite widely publicised recent national guidelines.


D. Patel N. Howard S. Nayagam

Background

Temporary hemiepiphysiodesis using 8 plate guided growth has gained widespread acceptance for the treatment of paediatric angular deformities. This study aims to look at outcomes of coronal lower limb deformities corrected using temporary hemiepiphysiodesis over an extended period of follow up.

Methods

A retrospective analysis was undertaken of 56 children (92 legs) with coronal plane deformities around the knee which were treated with an extraperiosteal 2 holed titanium plate and screws between 2007 and 2015. Pre and post-op long leg radiographs and clinic letters were reviewed.


A. H. Leung R.D.D. Duncan

The Fassier-Duval (FD) rod, which offers a single-entry design and allows elongation for growth, has been widely adopted in paediatric deformity correction over the past decade, although evidence is limited in literature regarding the associated complications from its use.

All FD roddings carried out in a Scottish tertiary referral centre were identified. The electronic records and radiographs of each procedure were reviewed. The follow-up duration, indications for surgery, complications arisen and further operations were recorded.

21 procedures in 11 patients were identified between 2009–2016. The mean age at operation was 6 years and 2 months. The median follow-up period was 3 years and 9 months. The main underlying pathology was osteogenesis imperfecta (71.4%, n=15). The main indication of surgery was deformity correction (61.9%, n=13). 11 (52.4%) FD roddings were for femur and the remainder were for tibia. The commonest complication was proximal migration (n=6, 28.6%). In our cohort we did not have negative telescoping or non-union. Two procedures (9.5%) were complicated by deep infections which were successfully treated. There were 3 further operations (14.3%), including one revision to a locked intramedullary nail for fracture and one below knee amputation for recurrent pseudarthrosis.

We compared our results with those from Birke and co (J Paediatr Orthop 2011) from Australia. Our results are comparable and with a longer follow-up period.

Although FD rodding allows children to maintain their mobility and prevent fractures, there are significant complications associated with its use. We hope in the future other centres can publish their results to allow improvements in surgical practice and implant design.


D. O. Ferguson J.A. Fernandes

Background

Chronic acquired radial head dislocations pose a complex problem in terms of surgical decision making, especially if surgery has already previously failed. There are several underlying causes that should be investigated, including previous trauma resulting in a missed Monteggia fracture.

Aim

To review the clinical and radiological outcomes for children up to 18 years of age, with a radial head dislocation treated with circular frame surgery.


J. Messner L. Johnson N. Perera M. Taylor P. Harwood S. Britten P. Foster

We analysed the functional and psychological outcomes in children and adolescents with complex tibial fractures treated with the Ilizarov method at our frame unit.

An observational study with prospective data collection and retrospective analysis of clinical data was undertaken. Patients younger than 18 years and an open physis were included. The Ilizarov method (combined with percutaneous screw fixation in physeal injuries) was applied and immediate weightbearing recommended.

Sixty four patients (50 male, 14 female) aged between 4 and 17 years were admitted to our Major Trauma Centre from 2013 until 2016 (25 tertiary referrals). Thirty one (48%) patients were involved in road traffic accidents, 12 (19%) sustained injuries in full contact sports. The average weight was 51 kg (range 16–105 kg). Twenty three open tibial fractures (14 Gustilo 3A and 9 Gustilo 3B) and 15 associated physeal injuries were treated among a cohort of closed tibial fractures with significant displacement (10 failed conservative treatment prior to frame treatment).

We report a 100% union rate with a median hospital stay of 4 days (range 2–19) and a median frame time of 105 days (range 62–205 days). Malunions (> 5 degrees in any plane) were not observed. Three patients required bone transport. At the time of submission, 70% of patients and their parents reported functional outcomes using the Paediatric Quality of Life Inventory (PedsQL) at minimum six months post frame. The PedsQLTM 4.0 Generic Core Scales are comprised of parallel child self-report and parent proxy-report formats. Children's physical average scores were 79 out of 100 and average psychosocial scores were 80 out of 100 and for parent average physical scores were 78 out of 100 and the same for parent average psychosocial scores. These results suggest high levels of quality of life on the PedsQL. The median visual analogue health score (0–100) was 81 out of 100 (71–100), median Lysholm knee scores 98 (range 49–100) and median Olerud & Molander ankle scores 75 (range 40 – 100).

Regardless of age, weight and soft tissue damage and complexity of fracture pattern, the Ilizarov method has shown to be safe and effective treating tibial fractures in the paediatric and adolescent population admitted to our Major Trauma Centre. Furthermore, patients reported high physical and psychosocial functioning following treatment.

Level of evidence: IV (case series)


V. Giannoudis E. Ewins P. Foster M. Taylor P. Harwood

Introduction

Distal tibial fractures are notoriously difficult to treat and a lack of consensus remains on the best approach. This study examined clinical and functional outcomes in such patients treated definitively by circular external fixation (Ilizarov). Patients and Methods: Between July 2011 and May 2016, patients with fractures extending to within 1 muller square of the ankle were identified from our prospective Ilizarov database. Existing data was supplemented by review of clinical records. Fractures were classified according to the AO/OTA classification. Functional outcome data, including general measures of health related quality of life (SF-12 and Euroqol) and limb specific scores (Olerud and Molander Score and Lysholm scores) had been routinely collected for part of the study period. Patients in whom this had not been collected were asked to complete these by post. Adverse events were documented according to Paley's classification of: problems, obstacles and complications.

Results

142 patients with 143 fractures were identified, 40 (28%) were open, 94 (66%) were intra-articular, 85 (59%) were tertiary referrals. 32% were type 1, 28%, type 2 and 40% type 3 AO/OTA severity. 139 (97%) of the fractures united (2 non-unions, 1 amputation and 2 delayed unions who remain in frames), at a median of 165 days (range 104 to 429, IQR 136 to 201). 62% united by 6 months, 87% by 9 months and 94% by 1 year. Both non-unions have united with further treatment. Closed fractures united more rapidly than open (median 157 vs 185 days; p=0.003) and true Pilon (43C3) fractures took longer to unite other fractures (median 156 vs 190 days; p<0.001).

34% of patients encountered a problem, 12% an obstacle and 10% a complication. Of the complications, 6 (4%) were minor, 5 (3.5%) major not interfering with the goals of treatment and 4 (3%) major interfering with treatment goals (including the 2 patients with non-union and 1 who underwent amputation as well as 1 significant mal-union). This will increase to 4% if the 2 delayed unions fail to unite. Overall 56% reported good or excellent ankle scores at last report, 28% fair and 16% poor. Closed, extra-articular and non-43C3 fractures had better functional outcome scores than open, intra-articular and 43C3 fractures respectively.


T.M. Noblet P.C. Jackson P. Foster D.M. Taylor P.J. Harwood J.D. Wiper

Background

With an ageing population, the incidence of traumatic injuries in those aged over 65 years is increasing. As a result, strategies for dealing with these patients must be developed. At present the standard management of open tibial fractures is described by the BOAST4 guidelines. We describe our experience of managing elderly patients presenting with open tibial fractures to our Major Trauma Centre.

Methods

Patients were identified via prospectively collected national and departmental databases. Data collated included patient demographics, injury details, orthopaedic and plastic surgery operative details, and long term outcomes.


J. Ferguson K. Nagarajah D. Stubbs M. McNally

Aims

To investigate a treatment algorithm of various Ilizarov methods in managing infected tibial non-union.

Patients and Methods

A consecutive series of 76 patients with infected tibial non-union were treated with one of four Ilizarov protocols, consisting of; monofocal distraction (25 cases), monofocal compression (18), bifocal compression/distraction (16) and bone transport (17). Median duration of non-union was 10.5 months (range 2–546 months). All patients underwent at least one previous operation, 36 had associated limb deformity and 49 had non-viable non-unions. Twenty-six cases had a new muscle flap at the time of Ilizarov surgery and 24 others had pre-existing flaps.


K. L. Shepherd C. Sagar P. J. Harwood J. Wiper

Introduction

Open fractures are managed in the UK guided by standards issued by the BOAST-4 standards. A study was undertaken to evaluate compliance with these standards in a regional trauma unit (MTU), and compared following upgrading to a Major Trauma Centre (MTC).

Methods

Compliance was assessed against 11 of the 15 BOAST-4 standards (7, 9, 10 and 15 were not assessed). Patients were included with open diaphyseal tibial fractures (AO 42-), admitted to the department in the year before and the year after the Major Trauma Centre opened.