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Volume 95-B, Issue SUPP_3 January 2013 Combined British Limb Reconstruction Society (BLRS) & British Society for Children's Orthopaedic Surgery (BSCOS) AGM & Instructional Course – additional abstracts.

Children's Orthopaedics
Full Access
R Rambani BM Lambden M Fortnam E Barron Y Hadland J Singh HK Sharma

Background

Complex tibial fractures are difficult to treat. The costs associated with hospitalization can be substantial, yet it is unknown how these vary depending upon the type of implant used. There have been multiple studies on economics of tibial fractures but none of these studies actually focussed on costing of illizarov and taylor spatial frames. We discuss the cost analysis of 200 tibial fractures treated with illizarov or taylor spatial frames. The purpose of this study was to compare the cost of treatment of complex tibial fractures with reimbursement given to the hospital in treating such injuries.

Methods

We evaluated the economical data of 200 patients with complex tibial fractures treated with illizarov frame or taylor spatial frame from May 2005 to May 2010. Demographic data, fracture classification and method of surgical treatment along with the length of hospital stay were recorded in detail. The total cost calculated was then compared to the range of reimbursement price based on HRG (human Resource Group) coding. The implant cost was determined from the buying cost of institution.


E Wells-Cole F Ali D Fines A Griffiths M Zenios

The aim of this retrospective study is to compare the different anaesthetic techniques in children undergoing circular frame application for lengthening and deformity correction. Data was collected from 68 cases on severe pain episodes, postoperative duration of analgesia, requirement for top-up analgesia, complications and side-effects and number of osteotomies. The three analgesic methods used were morphine infusion (M), epidural analgesia (E) and continuous peripheral nerve blocks (CPNB). There was a significant difference between the number of episodes of severe pain experienced by the patients receiving a morphine infusion when compared to the epidural and CPNB groups (M vs. E p<0.0001, M vs. CPNB p=0.018). CPNB were associated with the lowest incidence of severe pain episodes and top-up analgesia requirements. The difference in the incidence of nausea and vomiting between the methods was approaching significance (p=0.06). A significant difference was found when comparing epidural and morphine infusions (p=0.05). Epidural analgesia was associated with significantly more nausea and vomiting (p=0.023), and motor blockade (p<0.01) than CPNB. The results show the most effective method of post-operative analgesia for our paediatric patients, in light of pain episodes and associated side-effects, is sciatic nerve catheterisation with continuous infusion.


RA Hill

This study retrospectively reviews all forearm lengthenings carried out by the author in order to assess results and complications and determine the efficacy of this treatment in children with various pathologies. The records of all patients who had undergone a forearm lengthening between 1995 and 2009 were reviewed. 23 forearm lengthenings in 20 patients were identified but in one case there was insufficient information for the study. The study is therefore based on 22 lengthenings. The patients were divided into two groups, Group A in whom the purpose of treatment was to restore the length relationship between the radius and ulna and Group B in whom the purpose was to gain forearm length. In Group A patients the aim was to protect the radial head against dislocation by lengthening the ulna (with if necessary a corrective radial osteotomy) or to protect the wrist from subluxation by a radial lengthening. In Group B patients the aim was to improve function and cosmesis.

The average age of the patients at time of surgery was 9.78 years, average follow up was 26 months post frame removal. There were 11 patients in Group A with an average radio ulnar discrepancy of 2.34 cms and 11 patients in Group B. In Group A patients the average length achieved was 2.69 cms i.e. overcorrection and in Group B the average lengthening was 3.84 cms. In Group A patients lengthening was only partially successful at preventing subluxation or dislocation of the radial head. Common complications were pin site infection and poor regenerate formation. Forearm lengthening by distraction osteogenesis is a worthwhile procedure in paediatric patients with improved cosmesis and function particularly in Group B patients.


J. van der Meulen W. Dickens M. Burton A. Kumar K. Devalia S. Jones J.A. Fernandes

Aim

The aim of the study was to characterise gait in patients with achondroplasia post lengthening.

Patients/Materials and Methods

Full kinematic and kinetic lower limb gait analysis was performed at the Sheffield Children's Hospital gait laboratory, Sheffield, using a Vicon system (6 cameras working at 50Hz) and processed using Plug In Gait modelling software. The lengthened Achondroplasia group (n=11, mean age = 24.5 ± 6.1) had previously undergone surgical lengthening of the legs. The lengthened Achondroplasia group was compared to a control group of 11 adult normal subjects.


G. El-Adl

Aim

A prospective study to report the results of using gentamycin-collagen in the surgical treatment of osteomyelitis.

Materials and Methods

After complete radiological and laboratory studies, empirical systemic Imipenem antibiotic was started pre-operatively followed by radical operation and implantation of Collatamp-EG®. Bone defects were treated with iliac or composite ceramic bone graft. Primary or secondary soft tissue reconstructive procedures were used. Closed gravitational suction drainage was used. Parental systemic antibiotics were continued for 2–3 weeks according to culture sensitivity results followed by oral therapy for another 4 weeks. Cattaneo et al scoring system was used to evaluate the final bony and functional results.


SS Sarmah C Fenton R Raman S Gopal N Roy HK Sharma

Purpose of study

The aim of this study is to evaluate the role of low intensity pulsed ultrasound, Exogen in the treatment of delayed and non unions. Methodology: We conducted a retrospective study of 292 patients who has had Exogen treatment for delayed and non union from 2005 to 2009. Patient's age, sex, associated co morbidities, smoking history, medications, type of fractures (open/closed), infection and site of fractures were sought for. 271 patients' data (228 delayed and 43 non unions) were available during the study with mean age of 53.5 yrs.

Exogen therapy was initiated at 3–4 months for delayed unions and 6–12 months for non unions in 61 tibia (15 open); 31 femur (2 open); 20 scaphoid; 38 5th metatarsal; 31 ankle (2 open); 17 ulna (1 open); 15 radius (3 open); 29 humerus (2 open); 16 clavicles; 6 olecranon; 4 pilon (2 open) and 2 metacarpal fractures.

Discussion

Union was achieved in 196 patients (72.3%) of which 11 (5.6%) were smokers. In 73 (26.9 %) patients union was not achieved of which 53 (72 %) were smokers. The mean healing timing after application of Exogen was 16 weeks for delayed union and 26.6 weeks for non union. 5 (31.2%) pt out of 16 in the DM group went into non union.


K Saldanha S Madan JA Fernandes S Jones

Aim

To study the results of using recombinant human bone morphogenic protein-2 (rhBMP-2) to achieve bone union in children with complex orthopaedic problems including skeletal dysplasia, congenital limb deficiencies and complex trauma.

Materials & Methods

Between November 2006 to April 2010, rhBMP-2 was used to achieve bone healing in a total of 19 children. The indications were delayed union or non-union in 16 long bones where previous surgeries had failed and 4 posterior spinal fusions. All children had underlying complex orthopaedic problems predisposing them to delayed bone healing. The average age at the time of surgery was 13 years and 8 months (Range: From 4 years to 19 years and 4 months). There were 7 boys and 12 girls.


L Streeton J Stebbins AM Wainwright

Purpose

We describe a novel method to encourage children to weight-bear after frame surgery using a whoopee cushion; the objective of this study is to assess the amount of force taken though a limb using this method.

Design/participants

The amount force is required to activate the whoopee cushion is measured when a subject takes weight though a whoopee cushion on a force plate. The speed of the foot in vertical and horizontal planes is assessed with motion analysis to correlate this to the activation of the cushion and is assessed under different conditions, and with different whoopee cushions


S Abram J Stebbins T Theologis AM Wainwright

Purpose

The purpose of this study was to assess the accuracy of three-dimensional camera technology when monitoring deformity correction by an Ilizarov frame and to compare it to manual measurements.

Methods and Results

A model consisting of an Ilizarov frame built around an artificial tibia and fibula was used with retro-reflective markers placed on the frame and bones to allow for the positions of each to be detected by the camera system. Measurements made by the camera system were compared to measurements taken manually. In the assessment of frame lengthening, the camera system average error was 2% (SD 2%) compared to 7% (SD 6%) for manual measurement. In the assessment of bone lengthening, the camera system average error was 4% (SD 4%) compared to 34% (SD 8%) for manual measurement. The technology also demonstrated good accuracy in the measurement of angular deformity changes.


M. Burton A. Gorva K Devalia W Dickens J van der Meulen S. Jones J.A. Fernandes

Purpose

To examine the effect of limb lengthening on the quality of life of people who have disproportionate short stature (DSS).

Method

Thirteen previous patients, completed the SF-36, the Derriford Appearance Scale and participated in face to face semi structured interviews to establish the impact on their physical and social functioning, their present situation including employment, education, housing and leisure activities and their thoughts about whether they felt the treatment had been worthwhile. To increase understanding about the patient and family experience of limb lengthening, participants were asked about their memories of the procedure and the treatment period.


M Fadel

Conventional surgical treatment of relapsed or neglected club foot deformities is not always successful or easy to apply. The presence of shortened neurovascular structures and unhealthy skin may preclude the surgical interference. Bone resection in severe deformities results in short foot which is not satisfactory functionally and cosmetically.

Objectives

In this study we evaluate the use of the bloodless technique for management of relapsed or neglected club foot deformities.

Methods

From Jan 2000–2006, 64 cases older than 2 years with relapsed or neglected club foot deformities were referred to our center. Four cases were excluded because of inadequate follow up data. This thesis based on 60 consecutive cases (67 feet). The patients average age was 8 years and 4 months (range, 2–16 years). Seven cases were bilateral, 20 Left sides, and 34 Right sides. There were 57 relapsed club foot (5 bilateral), and 3 cases were neglected (2 bilateral). Patients with relapsed club foot had average 3 previous operations (range, 1–8 operations).

There was no preoperative assembling of the apparatus. The construct was designed according to the condition of deformity: equinus, varus forefoot etc. Additional procedures, elongation of tendoachilis was done concomitantly with the original procedure in 10 cases. The patients were discharged from the hospital the same day of the operation


H. El-Mowafi

Purpose

The incidence of relapses could be occur in sever clubfeet deformities whether treated surgically or non surgically. In this study, we evaluate the results of correction of residual and recurrent congenital clubfoot with soft tissue distraction or osteotomy techniques using Ilizarov external fixation.

Methods

This study included 35 feet in 28 patients were treated between 1999 to 2007. 16 feet in thirteen patients with an average age 13.7 (range from 11–29 years) were treated with percutaneous calcaneal V steotomy and gradual correction by Ilizarov method. 19 feet in fifteen patients with an average age 10.5 (range from 4–22 years) were treated with distraction of joints through soft tissue with Ilizarov technique. The mean average follow up period was 5.6 years ranged from (1–8 years).


AP Sanghrajka C Murnaghan H Simpson M Bellemore RA Hill

Introduction

We report 3 cases from different centres of infantile tibia vara in which the deformity was due to slippage of the proximal tibial epiphysis on the metaphysis; the aim of this study was to define the features of this previously unreported condition, and their implications for management.

Method

Three cases of tibia vara secondary to atraumatic slippage of the upper tibial epiphysis on the metaphysis were identified from three different centres. The case notes and imaging studies were retrospectively reviewed to distinguish common clinical and radiographic features.


RA Hill

Aims

Meningococcal septicaemia can result in growth arrest and angular deformities. The aim of this case series was to review the pattern of involvement in the lower leg.

Patients and Methods

The notes and radiographs of all patients presenting with a growth arrest or deformity affecting the lower leg following meningococcal septicaemia between 1995 and 2010 were reviewed. There were fourteen patients, eight girls and six boys. The mean age of the patients at the time of presentation was 9.6 years.


E Barron R Rambani HK Sharma

The present study was conducted to evaluate the cost of physiotherapy both for inpatient and outpatient services. Significant physiotherapy resources are required to rehabilitate patients with an Ilizarov or Taylor Spatial Frame (TSF). Within Hull and East Yorkshire Hospitals NHS Trust Physiotherapy department the average number of outpatient treatment sessions per routine patient is 6. In comparison, the average number of treatment sessions required for a patient with an ilizarov (or TSF) is 24 for a trauma patient and 33 for a patient undergoing an elective procedure.

Seventy three (73) patients received physiotherapy treatment with an Ilizarov frame or a Taylor spatial frame between April 2008 and April 2010. Physiotherapy input was recorded (in minutes) for the patients identified. This included treatment received as an inpatient as well as an outpatient (if the patient received their treatment within Hull and East Yorkshire NHS trust).

Data collection was divided into either trauma or elective procedure for analytical purposes. The average cost of physiotherapy treatment to Hull and East Yorkshire Hospitals NHS Trust for an inpatient with an ilizarov frame is £121.82 per case (trauma) and £133.15 per case (elective).

The average cost of physiotherapy treatment to Hull and East Yorkshire Hospitals NHS Trust for an outpatient for a trauma case was calculated as £404.65 and £521.41for an average elective case. This is in comparison to a routine patient costing the service £60.29 (when treated by a Band 7 physiotherapist). The present study gives valuable data for future business planning and assistance with the setting of local or national tariffs for the treatment of this patient group.


M Zenios F Zamani SO Oyadiji

Purpose of the study

The aim of this mechanical study was to investigate the ability of cannulated fixation bolts to stop wire slippage in Ilizarov circular external fixators.

Methods and Results

Three types of cannulated fixation bolts (Smith and Nephew, Orthofix and one designed by the authors) were tested on Ilizarov rings to compare their performance. Three levels of bolt torques were applied and the wires were pulled to measure the load at which the wire will start to slip or fail. It was revealed that the initial resistance to slippage is due to plastic deformation of the wire under the clamp and is in fact governed by the size of this deformation. The slippage was found to occur in a slip/stick fashion, as the plastic deformation was propagated along the wire.


SK Khan A Abraham

Statement of purpose

Circular frames treatment for limb reconstruction involves repeated follow up visits, and a substantial number of these appointments are for pin site review only, and incur a significant cost to the NHS. We advocate ‘Telemedicine’ as a logistically and economically viable option for routine post-operative review of pin-sites.

Methods and results

The senior author performs fifty to sixty frame circular frame treatments in adults for trauma every year. For the past 12 months, we have been encouraging our frame patients to take photographs of their pin-sites when they do their weekly dressing changes. This is done with digital cameras by the patients themselves, and the images are then emailed to the senior author on his work email address, and get replied to by the next day. If the images are a cause for concern, further steps are initiated (Images 1 and 2 demonstrate pin-sites before and after a course of antibiotics, started because the first image was a cause for concern). This arrangement is for pin-site reviews only. This method has been used for the post-op pin site review of five patients with circular frames.


M.M. Fadel G.A. Hosny

Abstract

The specific methods of skeletal reconstruction of massive bone loss remains a topic of controversy. The problem increased in case of massive bone loss, extensive soft tissue scar, vascular compromise, and short tibial remnants.

Aim of the work

We evaluate the use of fibula in association of Ilizarov external fixator in management of massive post traumatic bone loss of tibial shaft.


P Moras JA Long AJL Jowett SL Hodkinson IFN Lasrado CJ Hand

Purpose of the study

We report on the clinical, radiographic and functional outcomes after salvage arthrodesis for complex ankle and hindfoot problems the Portsmouth experience with the Ilizarov ring fixator.

Methods and results

We report on 10 patients who underwent ankle and hindfoot (tibio-calcaneal) arthrodeses using an Ilizarov ring fixator between 2006 and 2010. The indications included failed fusion after primary arthrodesis, sepsis complicating internal fixation of fractures, talar avascular necrosis and failed total ankle arthroplasty (TAR). All patients had undergone multiple previous surgeries which had failed. There were 7 males and 3 females in this group. Average age of the patients was 60 (47 years–77 years) Mean follow up was 32 months (6–56 months) BMP 2 (Inductos) was used in three cases. The procedure was combined with a proximal corticotomy and lengthening in 2 patients who had undergone a talectomy and tibio-calcaneal fusion. There were no major complications apart from minor pin site infections requiring oral antibiotics. There were no deep infections, thromo-embolic issues, CRPS, or functional problems on account of limb shortening.

Patients were assessed clinically, radiologically and using functional outcome scores EQ50 and AOFAS. Solid arthrodesis was achieved in all but one patient who was subsequently revised with a hindfoot nail. All patients were satisfied with their overall improvement in pain and function.


AS Allam

Background

In poliomyelitis; hand to knee gait is the sum of quadriceps weakness and fixed knee flexion deformity. Limb shortening is another added problem. Usually, each problem is attacked separately; with variable end results and complication rates for each procedure.

Patients and methods

22 patients (16–46 y.); with poliomyelitis with hand to knee gait due to fixed knee flexion deformity of mild to moderate degree (10–400); and limb shortening of 4.5–9.5 cm., were managed simultaneously by a single operation. A distal femoral metaphyseal anterior closing wedge (recurvatum) corrective osteotomy was done to treat acutely the fixed knee flexion deformity(and subsequently hand to knee gait). A modified Wagner or Orthofix frame was applied as a mono-plane mono-axial lengthening device to stabilize the osteotomy and to lengthen the short limb. Lengthening was started in all cases two weeks post-operatively.