Search Results
Results 251 - 300 of 1712
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Tsutsui Shunji - - 2009
STUDY DESIGN: A retrospective review of scores from the Scoliosis Research Society outcomes instrument (SRS-24 questionnaire). OBJECTIVE: To quantify the isolated effects of spinal fusion and deformity magnitude on quality of life in patients with adolescent idiopathic scoliosis (AIS). SUMMARY OF BACKGROUND DATA: Significant improvements in 2-year postoperative SRS-24 questionnaire ...
Arlet Vincent - - 2009
Superiority of pedicle screws over hybrid/hook instrumentation or vice versa in the treatment of Lenke Type 1 and 2 adolescent idiopathic scoliosis (AIS) remains unresolved for moderate curves. Our objective was therefore to compare the assessment of pedicle screw and hybrid/hooks instrumentation with special attention to cosmesis and uninstrumented spine ...
Kristof Rudolf Andreas - - 2009
The objective of the article is to verify the hypothesis that the dorsal multilevel laminectomy and rod-screw-instrumented fusion (DLF) for multilevel spondylotic cervical myelopathy (MSCM) is less strenuous for patients, and less prone to perioperative complications, than ventral multilevel corpectomy and plate-screw-instrumented fusion (VCF), while clinical outcome is comparable. One ...
Andersen Thomas - - 2009
BACKGROUND AND PURPOSE: An increasing number of lumbar fusions are performed using allograft to avoid donor-site pain. In elderly patients, fusion potential is reduced and the patient may need supplementary stability to achieve a solid fusion if allograft is used. We investigated the effect of instrumentation in lumbar spinal fusion ...
Mayoglou Lazarus - - 2009
STUDY OBJECTIVE: Standard treatment for girls with labial fusion has included topical estrogen cream, manual separation, or surgery. Side effects may limit the use of topical estrogen. Betamethasone has recently shown efficacy at separating labial fusion. Local irritation and inflammation may be an initiator of labial fusion. No adverse effects ...
Mehta Satyen S - - 2009
STUDY DESIGN: Retrospective case study. OBJECTIVE: We present a retrospective clinical study of 36 patients of Duchenne muscular dystrophy (DMD) treated for correction of scoliosis with pedicle screw-only constructs with the objective to analyze our technique, correction and maintenance of spinal and pelvic deformity, spinal fusion, the complications we encountered, ...
Obaid-ur-Rahman - - 2009
OBJECTIVE: To evaluate and compare the effectiveness of the modified Hong Kong procedure performed with and without additional instrumentation, in terms of improvement in neurological and kyphotic disabilities in spinal tuberculosis. STUDY DESIGN: Quasi-experimental study. PLACE AND DURATION OF STUDY: Department of Orthopaedic Surgery, Rawalpindi General Hospital, Rawalpindi, from June ...
Anderson Paul A - - 2009
OBJECT: The objective of this systematic review was to use evidence-based medicine to examine the efficacy of cervical laminectomy and fusion for the treatment of cervical spondylotic myelopathy (CSM). METHODS: The National Library of Medicine and Cochrane Database were queried using MeSH headings and keywords relevant to cervical laminectomy, fusion, ...
Han Xiuxin - - 2009
STUDY DESIGN: A meta-analysis of circumferential fusion versus instrumented posterolateral fusion (PLF) in the lumbar spine. OBJECTIVE: To compare the clinical efficacy of circumferential fusion and instrumented PLF and to collate the scientific evidence to find a useful fusion method. SUMMARY OF BACKGROUND DATA: Clinical results, advantages, and postoperative complications ...
Wang Chuanfeng - - 2009
Bracing is frequently used for the treatment of adolescent idiopathic scoliosis. Such treatment is not always effective, and corrective surgery may be warranted. Brace treatment has been suggested to negatively affect quality of life. This study assessed postoperative quality of life and surgical outcome in Chinese patients with adolescent idiopathic ...
Park Hyun-Woong - - 2009
STUDY DESIGN: Prospective study of 31 patients who underwent anterior cervical fusion. OBJECTIVE: To investigate the efficacy of polyetheretherketone (PEEK) cages and demineralized bone matrix (DBM) for anterior cervical discectomy and fusion (ACDF). SUMMARY OF BACKGROUND DATA: Although high fusion rates can be achieved with autogenous bone grafts, donor-site morbidity ...
Jensen Wade K - - 2009
STUDY DESIGN: Retrospective cohort. OBJECTIVE: The purpose of this study is to determine the fusion rates of a consecutive series of anterior cervical decompressions and fusions with allograft patella using both static and dynamic plates. SUMMARY OF BACKGROUND DATA: Anterior cervical diskectomy and fusion (ACDF) has been shown to improve ...
Sponseller Paul D - - 2009
STUDY DESIGN: Retrospective review. OBJECTIVE: To analyze outcomes and complications of growing rods fixed to the pelvis. SUMMARY OF BACKGROUND DATA: Growing systems with pelvic foundations are used for neuromuscular/syndromic scoliosis. There is little data comparing different constructs. This project analyzed the outcomes and complications of this population. METHODS: Records/radiographs ...
Sponseller Paul D - - 2009
STUDY DESIGN: Retrospective review. OBJECTIVE: To evaluate the effectiveness of a new growing rod technique in controlling infantile scoliosis in patients with Marfan syndrome. SUMMARY OF BACKGROUND DATA: Infantile scoliosis in patients with Marfan syndrome is nearly always progressive and poorly controlled by bracing, yet previous studies have shown poor ...
Roclawski Marek - - 2009
The aim of this study was to determine the influence of lateral thoracotomy on the development of scoliosis in subjects undergoing repair of coarctation of the aorta (CoA) and patent ductus arteriosus (PDA). A group of 133 patients with CoA and PDA was evaluated. Forty-five patients with CoA and 38 ...
Gu Yong - - 2009
Degenerative lumbar spinal stenosis (DLSS) can be treated by several surgical procedures. However, the choice of procedure and use of instrumentation remain controversial. In this retrospective study of 81 patients with DLSS, 43 patients received decompression and posterolateral fusion without instrumentation, and the surgery for 38 patients was supplemented with ...
Ghahreman Ali - - 2009
STUDY DESIGN: Retrospective cohort. OBJECTIVE: To evaluate the effect of graft subsidence associated with the use of dynamic cervical plates on cervical alignment and clinical outcome of patients undergoing anterior cervical decompression and fusion. SUMMARY AND BACKGROUND DATA: Dynamic cervical plates allow graft loading which may enhance fusion. However, subsidence ...
Goyal Nitin - - 2009
STUDY DESIGN: Retrospective cohort study. OBJECTIVE: The objective of this study is to document and review the surgical technique and the clinical and radiographic outcomes after instrumented reduction and transforaminal lumbar interbody fusion of mid and high-grade adult isthmic spondylolisthesis. SUMMARY OF BACKGROUND DATA: Although high-grade slips make up a ...
Romero Neil C - - 2009
STUDY DESIGN: This is a retrospective chart review of 670 clinic notes from 202 patients who underwent posterior instrumented lumbar spinal fusions (LSF) over a 9-year period by a single surgeon. OBJECTIVE: This study's objective was to investigate the utility of routine radiographs in the first year after LSF to ...
Modi Hitesh N - - 2009
It is a retrospective analysis on radiograms of 113 adolescent idiopathic scoliosis (AIS) patients with a curve of 40 degrees or more at the time of presentation. Our aim was to find out the prognostic factor for the curve progression for this group. There is general consensus in favor of ...
Farmer Kevin W - - 2009
BACKGROUND: Stenosis and kyphosis are common in achondroplasia, often requiring lumbar fusion, sometimes to the sacrum. The purpose of this study was to determine the functional effect of lumbar fusion to the sacrum in patients with achondroplasia. METHODS: Functional and SF-36 questionnaires were sent to the 66 patients with achondroplasia ...
Dawson Edgar - - 2009
BACKGROUND: Recombinant human bone morphogenetic protein-2 (rhBMP-2) on an absorbable collagen sponge has been shown to be a safe and effective replacement for iliac crest bone graft when used with a threaded fusion device in anterior lumbar interbody arthrodesis. Use of rhBMP-2 on an absorbable collagen sponge in posterolateral lumbar ...
Kim Jeong-Gyun - - 2009
The purpose of this study is to evaluate the effectiveness of unilateral decompression and pedicle screw fixation for the unilateral symptomatic foraminal stenosis. The study group comprises consecutive 16 patients who underwent unilateral decompression and bone cement augmented pedicle screw fixation from May 2003 to January 2006. The patients were ...
Debusscher F - - 2009
A resorbable composite material (40% PLLA and 60% beta TCP) with a high breaking strength and capacity to withstand plastic and elastic strain has been developed for cervical interbody fusion. This is a prospective study to evaluate clinical and radiological results of 20 patients implanted with 27 cages (mean follow-up, ...
Dakhil-Jerew Fras - - 2009
Dynamic stabilisation system for the spine (Dynesys) relies on titanium screw purchase within the pedicle. Decision on osseointegration is important especially when the patient becomes symptomatic following initial good outcome. Loose screws make the construct non-functional especially in symptomatic patients. Removal of Dynesys may become necessary to control patient's symptoms. ...
Aepli Martin - - 2009
STUDY DESIGN: Retrospective clinical cohort study. OBJECTIVES: To evaluate the long-term results after translaminar screw fixation of the lumbar spine in a large group of patients and to identify predictors of a good outcome. SUMMARY OF BACKGROUND DATA: Translaminar screw fixation represents an alternative operative technique to transpedicular fixation systems ...
Epstein Nancy E - - 2009
BACKGROUND: Beta tricalcium phosphate (B-TCP) is increasingly used to supplement lamina autograft to perform posterolateral lumbar-instrumented arthrodesis. PURPOSE: To determine the radiographic arthrodesis and pseudarthrosis rates after multisegment lumbar laminectomies and one- or two-segment posterolateral instrumented fusion using lamina autograft and an artificial bone graft expander B-TCP (Vitoss; Orthovita, Malvern, ...
Moreland D B - - 2009
INTRODUCTION: The efficacy and economy of an alternative sparing method for posterior lumbar interbody fusion (PLIF) using a single cage fixed with pedicle screws placed on a single side (SS group, n=22) was compared to that of a standard bilateral protocol using two cages and pedicle screws placed bilaterally (BL ...
Peng Chan Wearn Benedict - - 2009
STUDY DESIGN: Prospective study. OBJECTIVE: Comparison of clinical and radiologic outcomes of minimally invasive (MIS) versus Open transforaminal lumbar interbody fusion (TLIF). SUMMARY OF BACKGROUND DATA: Open TLIF has been performed for many years with good results. MIS TLIF techniques have recently been introduced with the aim of smaller wounds ...
Park Sung Bae - - 2009
OBJECT: The aim of this study was to describe a novel technique for laminoplasty in which translaminar screws are used in the thoracic and lumbar spine. METHODS: The authors first performed a morphometric study in 20 control individuals using 3D reconstructed CT scans and spine simulation software to measure the ...
Yaszay Burt - - 2009
STUDY DESIGN: Retrospective study. OBJECTIVE: To evaluate the effects of 4 surgical approaches for adolescent idiopathic scoliosis on pulmonary function and document their trend across a 2-year period. SUMMARY OF BACKGROUND DATA: Understanding the effects of surgical approaches on pulmonary function is critical in the treatment of adolescent idiopathic scoliosis. ...
Li Ming - - 2009
STUDY DESIGN: Prospective clinical study. OBJECTIVE: The aim of this study was to compare postoperative outcome in patients with Lenke 1 adolescent idiopathic scoliosis (AIS) after posterior correction and fusion with consecutive or interval pedicle screw constructs on the correction side. SUMMARY OF BACKGROUND DATA: Despite reports of satisfactory correction ...
Svanholt Palle - - 2009
INTRODUCTION: The aim of this study was to analyze craniofacial profiles and head posture in patients with obstructive sleep apnea (OSA) subgrouped according to cervical column morphology. METHODS: Seventy-four white men aged 27 to 65 years (mean, 49.0 years) diagnosed with OSA in sleep studies by using overnight polysomnography were ...
Park Sung Hun - - 2009
OBJECT: The purpose of this study was to determine whether anterior lumbar interbody fusion (ALIF) followed by percutaneous translaminar facet screw fixation is effective in elderly patients with degenerative spinal disease. METHODS: Twenty-nine patients > 60 years old who underwent ALIF with percutaneous translaminar facet screw fixation from January to ...
Long Hou-Qing - - 2009
OBJECTIVE: To compare the surgical results of two kinds of posterior approach for osteoporotic thoracolumbar Kvmmell's disease. METHODS: Clinical and radiographic results of 1-segmental pedicle screw fixation combined with vertebroplasty (Group A, n equal to 12) or posterior shortening osteotomy (Group B, n equal to 16) for osteoporotic thoracolumbar Kvmmell's ...
Lim Bong-Suk - - 2009
Percutaneous vertebroplasty (VP) can provide immediate stabilization in pathologic fractures of spinal tumors. However, long term follow-up data in cases of pathologic fractures are lacking. The authors report follow-up results of VP in 185 pathologic fractures of 102 spinal tumor patients. Percutaneous VP was performed at 185 vertebral bodies of ...
Oh Sung-Kyun - - 2009
A retrospective radiological evaluation. To verify that PI is related with progression of IS as well as development of IS and to assess the differences of pelvic parameters between the L4 & L5 IS, as well as between single & two level IS. High pelvic incidence (PI) has been known ...
Rihn Jeffrey A - - 2009
BACKGROUND CONTEXT: The transforaminal lumbar interbody fusion (TLIF) procedure has become an increasingly popular means of obtaining a circumferential fusion while avoiding the morbidity of the anterior approach. Concerns remain, however, regarding the clinical efficacy and safety of its use. PURPOSE: The purpose of this study was to evaluate the ...
Rihn Jeffrey A - - 2009
The "off label" use of rhBMP-2 in the transforaminal lumbar interbody fusion (TLIF) procedure has become increasingly popular. Although several studies have demonstrated the successful use of rhBMP-2 for this indication, uncertainties remain regarding its safety and efficacy. The purpose of this study is to evaluate the clinical and radiographic ...
Thalgott John S - - 2009
STUDY DESIGN: Prospective, randomized clinical trial from a single surgeon's patient population. OBJECTIVE: The purpose of this study is to compare the outcomes and fusion rates of an anterior lumbar interbody fusion (ALIF) procedure when 2 different preservation methods of the femoral ring allograft (FRA) are used. SUMMARY OF BACKGROUND ...
Cakir Balkan - - 2009
STUDY DESIGN: Retrospective radiographic analysis of lumbar spine range of motion (ROM) after monosegmental fusion and posterior dynamic stabilization at the level L4-L5. OBJECTIVE: Comparison of segmental ROM at the index level and the cranial and caudal adjacent levels and of global lumbar spine ROM after monosegmental fusion and posterior ...
Samdani Amer F - - 2010
The vertical expandable prosthetic titanium rib (VEPTR) was originally designed to treat chest and spine deformities in young children. However, older children with complex spinal deformities may also benefit from placement of a VEPTR when vertebral column resections are deemed too risky neurologically. We report: (1) the changes in Cobb ...
Dimar John R JR - - 2009
BACKGROUND CONTEXT: Reported fusion rates for spine fusions using iliac crest bone graft (ICBG) vary between 40% and 100% because of different fusion techniques, patient comorbidity, diagnosis and assessment criteria. PURPOSE: We report two-year results of single-level instrumented posterolateral fusions evaluated with radiographs, fine-cut computed tomography (CT) scans with reconstructions ...
Li Ming - - 2009
STUDY DESIGN: Retrospective review of anterior and posterior fusions for treatment of Lenke5C adolescent idiopathic scoliosis (AIS). OBJECTIVE: To compare the clinical and radiographic results of anterior versus posterior pedicle screw instrumentation in Lenke5C AIS. SUMMARY OF BACKGROUND DATA: Anterior and posterior pedicle screw instrumentations are 2 established methods of ...
Girardo M - - 2009
We retrospectively reviewed the outcome of uninstrumented posterolateral spinal arthrodesis in 49 patients with lumbar isthmic spondylolisthesis grades I degrees and II degrees in adolescent patients in the time of surgery, who participate at follow-up, between 1980 and 1995. The goal of our study is to analyse the clinical and ...
Lee Tao-Chen - - 2009
BACKGROUND: Extracorporeal shock wave treatment (ESWT) has been proven effective in enhancing spinal fusion in a preliminary animal study. However, biomechanical tests were not performed. METHODS: All 12 rabbits in this study underwent decortication at the bilateral L5 and L6 transverse processes. Bone was chipped off and placed onto the ...
Fu Gang - - 2009
STUDY DESIGN: Evaluation of radiographs and computed tomography in patients undergoing different surgical interventions for adolescent idiopathic scoliosis (AIS). OBJECTIVE: To compare the correction of vertebral rotation by different surgical techniques and/or anchors in the treatment of AIS. SUMMARY OF BACKGROUND DATA: The technique and the technology used in the ...
Sembrano Jonathan N - - 2009
STUDY DESIGN: Retrospective comparative study of 2 approaches to multilevel fusion for cervical spondylosis in consecutive patients at a single institution. OBJECTIVE: To provide justification for a concomitant posterior approach in multilevel cervical fusion for spondylosis by demonstrating decreased pseudarthrosis and reoperation rates. SUMMARY OF BACKGROUND DATA: Among the factors ...
Suratwala Sanjeev J - - 2009
STUDY DESIGN: This is a single-center, multisurgeon, retrospective study of radiologic and functional outcome measures at a minimum 2-year follow-up. OBJECTIVE: We studied the radiologic and functional outcomes following 3 or more motion segment fusions of the lumbar spine for low back pain due to multilevel degenerative disc disease. SUMMARY ...
Newton Peter O - - 2009
STUDY DESIGN: Analysis of patient and surgeon preference between selective and nonselective thoracic spinal fusions. OBJECTIVE: The purpose of this study was: (1) to determine patient preference between a longer, straighter fusion versus a shorter fusion with a residual lumbar deformity, and (2) to determine surgeon preference based on a ...
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