Biomechanical evaluation of spinal fixation devices: I. A conceptual framework.

abstract：STUDY DESIGN:An in vivo landrace model of cement augmentation of pedicle screw was established, and axial pull-out tests and histological analysis were performed. OBJECTIVE:To investigate the long-term in vivo biomechanical performance of pedicle screws augmented with calcium sulfate cement. SUMMARY OF BACKGROUND DAT...

journal_title：Spine

authors： Yi X,Wang Y,Lu H,Li C,Zhu T

更新日期：2008-11-01 00:00:00

abstract：STUDY DESIGN:Prospective longitudinal study. OBJECTIVE.: To investigate, using magnetic resonance imaging (MRI), the influence of bed rest on the lumbopelvic musculature. SUMMARY OF BACKGROUND DATA:Reduced gravitational loading and inactivity (bed rest) are known to result in significant change in musculoskeletal func...

journal_title：Spine

authors： Hides JA,Belavý DL,Stanton W,Wilson SJ,Rittweger J,Felsenberg D,Richardson CA

更新日期：2007-07-01 00:00:00

abstract：STUDY DESIGN:Randomized controlled animal study. OBJECTIVE:Test the effectiveness of a single-strip demineralized bone matrix with hyaluronan and gelatin. SUMMARY OF BACKGROUND DATA:Demineralized bone matrix is widely used to augment spinal fusion, however, the effect of changing the physical characteristic and carri...

journal_title：Spine

authors： Choi Y,Oldenburg FP,Sage L,Johnstone B,Yoo JU

更新日期：2007-01-01 00:00:00

abstract：STUDY DESIGN:In vitro wear testing of the Bryan Cervical Disc prosthesis was performed in a cervical spine simulator. The biologic response was assessed in chimpanzee and goat animal models. OBJECTIVE:Determine the wear characteristics of the Bryan disc. SUMMARY OF BACKGROUND DATA:Large joint arthroplasties fail most...

journal_title：Spine

authors： Anderson PA,Rouleau JP,Bryan VE,Carlson CS

更新日期：2003-10-15 00:00:00

abstract：:Postlaminectomy deformities were simulated in the cervical or cervicothoracic spine by the use of a displacement incremental method based on finite-element analysis combined with composite material and spanning element theory. The simulation analyses revealed that the primary cause of postlaminectomy deformity was the...

journal_title：Spine

authors： Saito T,Yamamuro T,Shikata J,Oka M,Tsutsumi S

更新日期：1991-05-01 00:00:00

abstract：STUDY DESIGN:Retrospective analysis of prospectively collected multicenter series. OBJECTIVE:To evaluate the sagittal profile of surgically treated adolescent idiopathic scoliosis (AIS) patients. SUMMARY OF BACKGROUND DATA:With the increasing popularity of segmental pedicle screw spinal instrumentation, thoracic kyph...

journal_title：Spine

authors： Newton PO,Yaszay B,Upasani VV,Pawelek JB,Bastrom TP,Lenke LG,Lowe T,Crawford A,Betz R,Lonner B,Harms Study Group.

更新日期：2010-06-15 00:00:00

abstract：:The long-term effect of Harrington instrumentation was investigated using posteroanterior radiographs and computed tomographic measurements preoperatively, postoperatively, and at a mean follow-up at 10.8 years in 33 patients with idiopathic scoliosis. No patient was lost from long-term follow-up. At follow-up, the me...

journal_title：Spine

authors： Willers U,Hedlund R,Aaro S,Normelli H,Westman L

更新日期：1993-05-01 00:00:00

abstract：STUDY DESIGN:Prospective clinical study. OBJECTIVE:To assess Health-Related Quality of Life outcomes in patients undergoing surgery for spinal metastases. SUMMARY OF BACKGROUND DATA:Increasing life expectancy of patients with spinal metastases has resulted in greater interest in overall quality of life, including pai...

journal_title：Spine

authors： Falicov A,Fisher CG,Sparkes J,Boyd MC,Wing PC,Dvorak MF

更新日期：2006-11-15 00:00:00

abstract：STUDY DESIGN:In vitro study to determine occupational radiation exposure during lumbar fluoroscopy. OBJECTIVES:To assess radiation exposure to the spine surgeon during fluoroscopically assisted thoracolumbar pedicle screw placement. SUMMARY OF BACKGROUND DATA:Occupational radiation exposure during a variety of fluoro...

journal_title：Spine

authors： Rampersaud YR,Foley KT,Shen AC,Williams S,Solomito M

更新日期：2000-10-15 00:00:00

abstract：STUDY DESIGN:Retrospective study using a national administrative database. OBJECTIVE:To define the cohort differences in patient characteristics between patients undergoing cervical disc arthroplasty (CDA) and anterior cervical discectomy and fusion (ACDF) in a large national sample, and to describe the impact of thos...

journal_title：Spine

authors： Goz V,Martin BI,Donnally CJ 3rd,Brodke D,Spina N,Lawrence B,Spiker WR

更新日期：2020-07-15 00:00:00

abstract：STUDY DESIGN:Clinical case report of bilateral stress fractures of the pedicle in a female athlete presenting with back pain. OBJECTIVES:To report this unusual case and surgical treatment and to review the relevant literature. SUMMARY OF BACKGROUND DATA:Low back pain is a frequent complaint in athletes, with the majo...

journal_title：Spine

authors： Parvataneni HK,Nicholas SJ,McCance SE

更新日期：2004-01-15 00:00:00

abstract：STUDY DESIGN:Case-control observational study. OBJECTIVE:Determination of dimensional changes in the lumbar spines of athletes between supine and stand-up position in MRI, concerning the lordosis, spinal canal cross-sectional area (SCCA), dural sac cross-sectional area (DSCA), sagittal dural sac diameter (SDSD), the l...

journal_title：Spine

authors： Mauch F,Jung C,Huth J,Bauer G

更新日期：2010-04-20 00:00:00

abstract：STUDY DESIGN:A retrospective single-center study. OBJECTIVE:This study sought to clarify the risk factors and to evaluate the surgical outcome in patients with rapidly progressive cervical spondylotic myelopathy (rp-CSM). SUMMARY OF BACKGROUND DATA:CSM is a degenerative spine disease presenting a slow development of ...

journal_title：Spine

authors： Takasawa E,Sorimachi Y,Iizuka Y,Tsunoda D,Mieda T,Iizuka H,Chikuda H

更新日期：2019-06-15 00:00:00

abstract：STUDY DESIGN:Prospective randomized study. OBJECTIVES:To compare two support systems for positioning patients during microdiscectomy (i.e., prone on a modified Relton-Hall spine support vs. knee-chest position on an Andrews-type table) regarding their effects on intra-abdominal pressure and surgical bleeding. SUMMARY...

journal_title：Spine

authors： Rigamonti A,Gemma M,Rocca A,Messina M,Bignami E,Beretta L

更新日期：2005-09-01 00:00:00

abstract：STUDY DESIGN:Independent retrospective review of prospectively collected data, comparative cohort study. OBJECTIVE:The objective of this study was to compare the clinical, radiographical, and cost/value of the addition of an interbody arthrodesis (IBA) to a posterolateral arthrodesis (PLA) in the surgical treatment of...

journal_title：Spine

authors： Gottschalk MB,Premkumar A,Sweeney K,Boden SD,Heller J,Yoon ST,Rhee JM,Leckie SK,Braly B,Simpson AK,Lenehan E

更新日期：2015-06-15 00:00:00

abstract：STUDY DESIGN:Animal in vivo study. OBJECTIVE:To test the capability of high-density collagen gel to repair annular defects. SUMMARY OF BACKGROUND DATA:Annular defects are associated with spontaneous disc herniations and disc degeneration, which can lead to significant morbidity. Persistent annular defects after surgi...

journal_title：Spine

authors： Grunert P,Borde BH,Hudson KD,Macielak MR,Bonassar LJ,Härtl R

更新日期：2014-02-01 00:00:00

abstract：:The standing heights of 40 children with scoliosis and 110 persons from their immediate families were compared with those of a group of 349 contemporary control subjects. Skeletal bone ages and puberty ratings did not differ from normal, but the children with scoliosis were found to be significantly taller than the co...

journal_title：Spine

authors： Carr AJ,Jefferson RJ,Turner-Smith AR

更新日期：1993-01-01 00:00:00

abstract：:Bilateral paraspinal electromyogram (EMG) at levels L1-L2 and L4-L5, and abdominal EMG of a group of 20 low-back pain patients were compared to those of a group of 20 pain-free controls during flexion, extension, lateral bending to right and left, and rotation to right and left. The results showed no significant left-...

journal_title：Spine

authors： Nouwen A,Van Akkerveeken PF,Versloot JM

更新日期：1987-10-01 00:00:00

abstract：:Unilateral arch hypertrophy secondary to congenital absence of lumbar articular facets is a rare condition of still undetermined etiology. Most symptomatic cases had a history of mild trauma. Radiologic criteria using plain films and CAT scan are available to make the diagnosis of unilateral arch hypertrophy and the s...

journal_title：Spine

authors： Segal D,Franchi AV

更新日期：1986-01-01 00:00:00

abstract：STUDY DESIGN:Retrospective analysis of a prospective registry. OBJECTIVE:We utilized the Quality Outcomes Database (QOD) registry to investigate the "July Effect" at QOD spondylolisthesis module sites with residency trainees. SUMMARY OF BACKGROUND DATA:There is a paucity of investigation on the long-term outcomes fol...

journal_title：Spine

authors： Chan AK,Patel A,Bisson EF,Bydon M,Glassman SD,Foley KT,Shaffrey CI,Potts EA,Shaffrey ME,Coric D,Knightly JJ,Park P,Wang MY,Fu KM,Slotkin JR,Asher AL,Virk MS,Kerezoudis P,Alvi MA,Guan J,Choy W,Haid RW,Mummaneni

更新日期：2020-12-24 00:00:00

abstract：:The prospective study was undertaken to find out preoperative or perioperative factors predicting the results of the first surgery for lumbar disc herniation. The results were evaluated 1 and 6 months postoperatively using, in addition to the patient evaluation, indices for pain, activities of daily living (ADL), and ...

journal_title：Spine

authors： Hurme M,Alaranta H

更新日期：1987-11-01 00:00:00

abstract：STUDY DESIGN:Case-control study from a continuous series. OBJECTIVES:To study the impact of perioperative sitting radiographs in adult spinal deformity (ASD) patients and determine whether proximal junctional kyphosis (PJK) can be prevented using preoperative sitting radiograph. SUMMARY OF BACKGROUND DATA:Radiographi...

journal_title：Spine

authors： Yoshida G,Ushirozako H,Hasegawa T,Yamato Y,Kobayashi S,Yasuda T,Banno T,Arima H,Oe S,Mihara Y,Ide K,Watanabe Y,Yamada T,Togawa D,Matsuyama Y

更新日期：2020-08-01 00:00:00

abstract：:Camptocormia is a rare low-back disorder involving an abnormal posture of extreme forward flexion. Most reports of camptocormia were of male military recruits during World Wars I and II. The differential diagnosis of the postural deformity, the psychologic formulation of camptocormia as a conversion disorder, and the ...

journal_title：Spine

authors： Rosen JC,Frymoyer JW

更新日期：1985-05-01 00:00:00

abstract：STUDY DESIGN:A comparison of the electrical thresholds required to evoke myogenic responses from direct stimulation of normal and chronically compressed nerve roots. OBJECTIVE:To determine whether intraoperative electromyographic testing to confirm the integrity of instrumented pedicles should be performed at higher s...

journal_title：Spine

authors： Holland NR,Lukaczyk TA,Riley LH 3rd,Kostuik JP

更新日期：1998-01-15 00:00:00

abstract：STUDY DESIGN:Randomized controlled trial with 1-year follow-up. OBJECTIVE:To analyze the effects of an exercise program or routine follow-up on patients with chronic low back pain who have completed functional multidisciplinary rehabilitation. The short- and long-term outcome in terms of symptoms and physical and soci...

journal_title：Spine

authors： Henchoz Y,de Goumoëns P,Norberg M,Paillex R,So AK

更新日期：2010-05-20 00:00:00

abstract：STUDY DESIGN:A retrospective study. OBJECTIVE:To determine the incidence and risk factors of proximal junctional kyphosis (PJK) in young children who underwent posterior instrumented spinal fusion. SUMMARY OF BACKGROUND DATA:PJK is a well-recognized postoperative complication in adults and adolescents. However, there...

journal_title：Spine

authors： Chen X,Chen ZH,Qiu Y,Zhu ZZ,Li S,Xu L,Sun X

更新日期：2017-10-15 00:00:00

abstract：STUDY DESIGN:A prospective clinical research article. OBJECTIVE:The primary goals were to determine (1) radiation exposure to the spine surgeon with the use of an intraoperative 3-dimensional imaging system and (2) to define the safe distance from the computed tomographic scanner. SUMMARY OF BACKGROUND:Intraoperative...

journal_title：Spine

authors： Abdullah KG,Bishop FS,Lubelski D,Steinmetz MP,Benzel EC,Mroz TE

更新日期：2012-08-01 00:00:00

abstract：STUDY DESIGN:Retrospective review-multicenter database. OBJECTIVE:The purpose of this study was to compare the upper thoracic (UT) and lower thoracic (LT) upper instrumented vertebrae (UIV) in long fusions to the sacrum for adult scoliosis. SUMMARY OF BACKGROUND DATA:The optimal UIV for stopping long fusions to the s...

journal_title：Spine

authors： Kim HJ,Boachie-Adjei O,Shaffrey CI,Schwab F,Lafage V,Bess S,Gupta MC,Smith JS,Deviren V,Akbarnia B,Mundis GM,OʼBrien M,Hostin R,Ames C,International Spine Study Group.

更新日期：2014-06-01 00:00:00

abstract：STUDY DESIGN:We present the case study of a 31-year-old lady who had a spontaneous cervical spinal epidural hematoma in the postpartum period and who presented with sudden onset of neck pain and lower limb weakness for which an emergency decompressive laminectomy was performed with neurological recovery. OBJECTIVE:To ...

journal_title：Spine

authors： Puah KL,Tow BP,Yue WM,Guo CM,Chen JL,Tan SB

更新日期：2012-03-15 00:00:00

abstract：STUDY DESIGN:A retrospective database analysis. OBJECTIVE:The aim of this study is to compare rates of postoperative dysphagia, length of stay, infection, and wound complications following short and long anterior cervical discectomy and fusion (ACDF) in patients who received local intraoperative steroids and those who...

journal_title：Spine

authors： Cancienne JM,Werner BC,Loeb AE,Yang SS,Hassanzadeh H,Singla A,Shen FH,Shimer AL

更新日期：2016-07-01 00:00:00