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Orthopaedic Proceedings
Vol. 96-B, Issue SUPP_6 | Pages 27 - 27
1 Apr 2014
Eseonu K Hunt R Athanassacopoulos M Leong J Lam K Lucas J Ember T Tucker S Nadarajah R
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Aims:. Identifying and scoring risk factors that predict early wound dehiscence and progression to metalwork infection. Results of wound healing, eradication of infection and union of with the use of vacuum dressing. Compare results of serial washouts against early vacuum dressing in this group of children with significant medical co-morbidities. Method:. A retrospective review of 300 patients with neuromuscular scoliosis who underwent posterior instrumented correction and fusion between 2008 and 2012 at two institutions. 10 patients had an early wound dehiscence which progressed to deep seated infection requiring wound washout(s) and subsequent vacuum dressing. Medical notes, clinical photographs and imaging were reviewed. Minimum follow up period was 14 months. Results:. This study shows that readmission to PICU, presence of viscero-cutaneous devices (e.g. PEG, tracheostomy), restrictive lung disease, concomitant infection, polymicrobial (gram negative) organism and hyperlordotic deformities are cumulative risk factors to developing early wound dehiscence leading to deep seated infections. All patients in our series went on to have a sealed, non infected wound with union confirmed on CT. Patients who had multiple serial washouts (n=3–7), eventually required vacuum dressing. Discussion:. By stratifying risk factors in patients with neuromuscular scoliosis, the occurrence of wound dehiscence can be predicted. With higher risk factor scores, early vacuum dressing is recommended as multiple serial wound washouts have poor results and with added morbidity to the patient. Conflicts of Interest: No conflicts of interest


The Bone & Joint Journal
Vol. 106-B, Issue 10 | Pages 1176 - 1181
1 Oct 2024
Helenius L Gerdhem P Ahonen M Syvänen J Jalkanen J Nietosvaara Y Helenius I

Aims

Closed suction subfascial drainage is widely used after instrumented posterior spinal fusion in patients with a spinal deformity. The aim of this study was to determine the effect of this wound drainage on the outcomes in patients with adolescent idiopathic scoliosis (AIS). This was a further analysis of a randomized, multicentre clinical trial reporting on patients after posterior spinal fusion using segmental pedicle screw instrumentation. In this study the incidence of deep surgical site infection (SSI) and chronic postoperative pain at two years’ follow-up are reported.

Methods

We conducted a randomized, multicentre clinical trial on adolescents undergoing posterior spinal fusion for AIS using segmental pedicle screw instrumentation. A total of 90 consecutive patients were randomized into a ‘drain’ or ‘no drain’ group at the time of wound closure, using the sealed envelope technique (1:1). The primary outcomes in the initial study were the change in the level of haemoglobin in the blood postoperatively and total blood loss. A secondary outcome was the opioid consumption immediately after surgery. The aim of this further study was to report the rate of deep SSI and persistent postoperative pain, at two years' follow-up.


Aims

The optimal procedure for the treatment of ossification of the posterior longitudinal ligament (OPLL) remains controversial. The aim of this study was to compare the outcome of anterior cervical ossified posterior longitudinal ligament en bloc resection (ACOE) with posterior laminectomy and fusion with bone graft and internal fixation (PTLF) for the surgical management of patients with this condition.

Methods

Between July 2017 and July 2019, 40 patients with cervical OPLL were equally randomized to undergo surgery with an ACOE or a PTLF. The clinical and radiological results were compared between the two groups.


The Bone & Joint Journal
Vol. 104-B, Issue 9 | Pages 1067 - 1072
1 Sep 2022
Helenius L Gerdhem P Ahonen M Syvänen J Jalkanen J Charalampidis A Nietosvaara Y Helenius I

Aims

The aim of this study was to evaluate whether, after correction of an adolescent idiopathic scoliosis (AIS), leaving out the subfascial drain gives results that are no worse than using a drain in terms of total blood loss, drop in haemoglobin level, and opioid consumption.

Methods

Adolescents (aged between 10 and 21 years) with an idiopathic scoliosis (major curve ≥ 45°) were eligible for inclusion in this randomized controlled noninferiority trial (n = 125). A total of 90 adolescents who had undergone segmental pedicle screw instrumentation were randomized into no-drain or drain groups at the time of wound closure using the sealed envelope technique (1:1). The primary outcome was a drop in the haemoglobin level during first three postoperative days. Secondary outcomes were 48-hour postoperative oxycodone consumption and surgical complications.


Bone & Joint Open
Vol. 5, Issue 9 | Pages 768 - 775
18 Sep 2024
Chen K Dong X Lu Y Zhang J Liu X Jia L Guo Y Chen X

Aims

Surgical approaches to cervical ossification of the posterior longitudinal ligament (OPLL) remain controversial. The purpose of the present study was to analyze and compare the long-term neurological recovery following anterior decompression with fusion (ADF) and posterior laminectomy and fusion with bone graft and internal fixation (PLF) based on > ten-year follow-up outcomes in a single centre.

Methods

Included in this retrospective cohort study were 48 patients (12 females; mean age 55.79 years (SD 8.94)) who were diagnosed with cervical OPLL, received treatment in our centre, and were followed up for 10.22 to 15.25 years. Of them, 24 patients (six females; mean age 52.88 years (SD 8.79)) received ADF, and the other 24 patients (five females; mean age 56.25 years (SD 9.44)) received PLF. Clinical data including age, sex, and the OPLL canal-occupying ratio were analyzed and compared. The primary outcome was Japanese Orthopaedic Association (JOA) score, and the secondary outcome was visual analogue scale neck pain.


Orthopaedic Proceedings
Vol. 96-B, Issue SUPP_6 | Pages 28 - 28
1 Apr 2014
Lavelle D Morris S Torrie A Katsimihas M Hutchinson J Harding I Nelson I
Full Access

Aim:. Deep infection following paediatric spinal deformity surgery is a serious complication, which can also result in increased length of stay and significant cost implications. Our objective was to reduce deep infection rates following spinal deformity surgery. Method:. All paediatric patients undergoing spinal deformity procedures between 2008 and 2010 (group 1) were prospectively followed up and deep infection rates recorded. In 2010, a review of infection rates necessitated a change in pre-operative, peri-operative, and post-operative practice. A scoliosis wound care pathway was implemented, which involved insertion of drains to protect wounds, strict dressing management performed by a Spinal Nurse Practitioner, and a telephone helpline for concerns about wound care and general peri-operative scoliosis care. The use of betadine wash and local antibiotic application intra-operatively were other measures instigated later in this period. All paediatric patients undergoing surgery between 2011 and 2012 (group 2) were then followed up and differences in infection rates between the two groups were analysed. Results:. 260 patients undergoing 275 procedures were included in this study. Numbers of operations increased from 38 in 2008 to 71 in 2012. There were 19 neuromuscular, 19 congenital, and 42 idiopathic cases in group 1 and 15, 35, and 84 in group 2. Deep infection rates reduced significantly from 15% to 0.75% (p<0.0001). Discussion:. Deep infection rates following paediatric spinal deformity surgery can be significantly reduced by use of a team-based multi-modal approach. A robust scoliosis wound care pathway is essential to maintain high standards post-operatively. Conflict Of Interest Statement: No conflict of interest


The Bone & Joint Journal
Vol. 103-B, Issue 6 | Pages 1133 - 1141
1 Jun 2021
Tsirikos AI Wordie SJ

Aims

To report the outcome of spinal deformity correction through anterior spinal fusion in wheelchair-bound patients with myelomeningocele.

Methods

We reviewed 12 consecutive patients (7M:5F; mean age 12.4 years (9.2 to 16.8)) including demographic details, spinopelvic parameters, surgical correction, and perioperative data. We assessed the impact of surgery on patient outcomes using the Spina Bifida Spine Questionnaire and a qualitative questionnaire.


The Bone & Joint Journal
Vol. 102-B, Issue 12 | Pages 1703 - 1708
1 Dec 2020
Miyanji F Pawelek J Nasto LA Simmonds A Parent S

Aims

Spinal fusion remains the gold standard in the treatment of idiopathic scoliosis. However, anterior vertebral body tethering (AVBT) is gaining widespread interest, despite the limited data on its efficacy. The aim of our study was to determine the clinical efficacy of AVBT in skeletally immature patients with idiopathic scoliosis.

Methods

All consecutive skeletally immature patients with idiopathic scoliosis treated with AVBT enrolled in a longitudinal, multicentre, prospective database between 2013 and 2016 were analyzed. All patients were treated by one of two surgeons working at two independent centres. Data were collected prospectively in a multicentre database and supplemented retrospectively where necessary. Patients with a minimum follow-up of two years were included in the analysis. Clinical success was set a priori as a major coronal Cobb angle of < 35° at the most recent follow-up.


The Bone & Joint Journal
Vol. 100-B, Issue 4 | Pages 507 - 515
1 Apr 2018
Nnadi C Thakar C Wilson-MacDonald J Milner P Rao A Mayers D Fairbank J Subramanian T

Aims

The primary aim of this study was to evaluate the performance and safety of magnetically controlled growth rods in the treatment of early onset scoliosis. Secondary aims were to evaluate the clinical outcome, the rate of further surgery, the rate of complications, and the durability of correction.

Patients and Methods

We undertook an observational prospective cohort study of children with early onset scoliosis, who were recruited over a one-year period and followed up for a minimum of two years. Magnetically controlled rods were introduced in a standardized manner with distractions performed three-monthly thereafter. Adverse events which were both related and unrelated to the device were recorded. Ten children, for whom relevant key data points (such as demographic information, growth parameters, Cobb angles, and functional outcomes) were available, were recruited and followed up over the period of the study. There were five boys and five girls. Their mean age was 6.2 years (2.5 to 10).


The Bone & Joint Journal
Vol. 100-B, Issue 9 | Pages 1187 - 1200
1 Sep 2018
Subramanian T Ahmad A Mardare DM Kieser DC Mayers D Nnadi C

Aims

Magnetically controlled growing rod (MCGR) systems use non-invasive spinal lengthening for the surgical treatment of early-onset scoliosis (EOS). The primary aim of this study was to evaluate the performance of these devices in the prevention of progression of the deformity. A secondary aim was to record the rate of complications.

Patients and Methods

An observational study of 31 consecutive children with EOS, of whom 15 were male, who were treated between December 2011 and October 2017 was undertaken. Their mean age was 7.7 years (2 to 14). The mean follow-up was 47 months (24 to 69). Distractions were completed using the tailgating technique. The primary outcome measure was correction of the radiographic deformity. Secondary outcomes were growth, functional outcomes and complication rates.


The Bone & Joint Journal
Vol. 98-B, Issue 9 | Pages 1240 - 1247
1 Sep 2016
Thompson W Thakar C Rolton DJ Wilson-MacDonald J Nnadi C

Aims

We undertook a prospective non-randomised radiological study to evaluate the preliminary results of using magnetically-controlled growing rods (MAGEC System, Ellipse technology) to treat children with early-onset scoliosis.

Patients and Methods

Between January 2011 and January 2015, 19 children were treated with magnetically-controlled growing rods (MCGRs) and underwent distraction at three-monthly intervals. The mean age of our cohort was 9.1 years (4 to 14) and the mean follow-up 22.4 months (5.1 to 35.2). Of the 19 children, eight underwent conversion from traditional growing rods. Whole spine radiographs were carried out pre- and post-operatively: image intensification was used during each lengthening in the outpatient department. The measurements evaluated were Cobb angle, thoracic kyphosis, proximal junctional kyphosis and spinal growth from T1 to S1.


The Bone & Joint Journal
Vol. 98-B, Issue 4 | Pages 526 - 533
1 Apr 2016
Hanley EN Ode G Jackson III JB Seymour R

Aims

The purpose of this prospective study was to evaluate the outcomes of coccygectomy for patients with chronic coccydynia.

Patients and Methods

Between 2007 and 2011, 98 patients underwent coccygectomy for chronic coccydynia. The patients were aged > 18 years, had coccygeal pain, local tenderness and a radiological abnormality, and had failed conservative management. Outcome measures were the Short Form 36 (SF-36), the Oswestry Disability Index (ODI) and a visual analogue scale (VAS) for pain. Secondary analysis compared the pre-operative features and the outcomes of patients with successful and failed treatment, two years post-operatively. The threshold for success was based on a minimum clinically important difference (MCID) on the ODI of 20 points. All other patients, including those lost to follow-up, were classified as failures.


The Bone & Joint Journal
Vol. 96-B, Issue 6 | Pages 800 - 806
1 Jun 2014
Karampalis C Tsirikos AI

We describe 13 patients with cerebral palsy and lordoscoliosis/hyperlordosis of the lumbar spine who underwent a posterior spinal fusion at a mean age of 14.5 years (10.8 to 17.4) to improve sitting posture and relieve pain. The mean follow-up was 3.3 years (2.2 to 6.2).

The mean pre-operative lumbar lordosis was 108° (80 to 150°) and was corrected to 62° (43° to 85°); the mean thoracic kyphosis from 17° (-23° to 35°) to 47° (25° to 65°); the mean scoliosis from 82° (0° to 125°) to 22° (0° to 40°); the mean pelvic obliquity from 21° (0° to 38°) to 3° (0° to 15°); the mean sacral slope from 79° (54° to 90°) to 50° (31° to 66°). The mean pre-operative coronal imbalance was 5 cm (0 cm to 8.9 cm) and was corrected to 0.6 cm (0 to 3.2). The mean sagittal imbalance of -8 cm (-16 cm to 7.8 cm) was corrected to -1.6 cm (-4 cm to 2.5 cm). The mean operating time was 250 minutes (180 to 360 minutes) and intra-operative blood loss 0.8 of estimated blood volume (0.3 to 2 estimated blood volume). The mean intensive care and hospital stay were 3.5 days (2 to 8) and 14.5 days (10 to 27), respectively. Three patients lost a significant amount of blood intra-operatively and subsequently developed chest or urinary infections and superior mesenteric artery syndrome.

An increased pre-operative lumbar lordosis and sacral slope were associated with increased peri-operative morbidity: scoliosis and pelvic obliquity were not. A reduced lumbar lordosis and increased thoracic kyphosis correlated with better global sagittal balance at follow-up. All patients and their parents reported excellent surgical outcomes.

Lordoscoliosis and hyperlordosis are associated with significant morbidity in quadriplegic patients. They are rare deformities and their treatment is challenging. Sagittal imbalance is the major component: it can be corrected by posterior fusion of the spine with excellent functional results.

Cite this article: Bone Joint J 2014;96-B:800–6.


The Bone & Joint Journal
Vol. 96-B, Issue 4 | Pages 541 - 547
1 Apr 2014
Kose KC Inanmaz ME Isik C Basar H Caliskan I Bal E

The purpose of this study was to evaluate and compare the effect of short segment pedicle screw instrumentation and an intermediate screw (SSPI+IS) on the radiological outcome of type A thoracolumbar fractures, as judged by the load-sharing classification, percentage canal area reduction and remodelling.

We retrospectively evaluated 39 patients who had undergone hyperlordotic SSPI+IS for an AO-Magerl Type-A thoracolumbar fracture. Their mean age was 35.1 (16 to 60) and the mean follow-up was 22.9 months (12 to 36). There were 26 men and 13 women in the study group. In total, 18 patients had a load-sharing classification score of seven and 21 a score of six. All radiographs and CT scans were evaluated for sagittal index, anterior body height compression (%ABC), spinal canal area and encroachment. There were no significant differences between the low and high score groups with respect to age, duration of follow-up, pre-operative sagittal index or pre-operative anterior body height compression (p = 0.217, 0.104, 0.104, and 0.109 respectively). The mean pre-operative sagittal index was 19.6° (12° to 28°) which was corrected to -1.8° (-5° to 3°) post-operatively and 2.4° (0° to 8°) at final follow-up (p = 0.835 for sagittal deformity). No patient needed revision for loss of correction or failure of instrumentation.

Hyperlordotic reduction and short segment pedicle screw instrumentation and an intermediate screw is a safe and effective method of treating burst fractures of the thoracolumbar spine. It gives excellent radiological results with a very low rate of failure regardless of whether the fractures have a high or low load-sharing classification score.

Cite this article: Bone Joint J 2014;96-B:541–7.


The Journal of Bone & Joint Surgery British Volume
Vol. 89-B, Issue 9 | Pages 1201 - 1205
1 Sep 2007
Sundararaj GD Babu N Amritanand R Venkatesh K Nithyananth M Cherian VM Lee VN

Anterior debridement, grafting of the defect and posterior instrumentation as a single-stage procedure is a controversial method of managing pyogenic vertebral osteomyelitis. Between 1994 and 2005, 37 patients underwent this procedure at our hospital, of which two died and three had inadequate follow-up. The remaining 32 were reviewed for a mean of 36 months (12 to 66). Their mean age was 48 years (17 to 68). A significant pre-operative neurological deficit was present in 13 patients (41%). The mean duration of surgery was 285 minutes (240 to 360) and the mean blood loss was 900 ml (300 to 1600). Pyogenic organisms were isolated in 21 patients (66%). All patients began to mobilise on the second post-operative day. The mean hospital stay was 13.6 days (10 to 20). Appropriate antibiotics were administered for 10 to 12 weeks. Early wound infection occurred in four patients (12.5%), and late infection in two (6.3%).

At final follow-up, the infection had resolved in all patients, neurological recovery was seen in ten of 13 (76.9%) and interbody fusion had occurred in 30 (94%). The clinical outcome was excellent or good in 30 patients according to Macnab’s criteria.

This surgical protocol can be used to good effect in patients with pyogenic vertebral osteomyelitis when combined with appropriate antibiotic therapy.