Stress analysis of the lumbar disc-body unit in compression. A three-dimensional nonlinear finite element study.

abstract：STUDY DESIGN:Prospective multicenter study. OBJECTIVE:The aim of this study was to study the incidence of nonneurologic adverse events related to transcranial electric stimulation (TES) for intraoperative spinal cord monitoring (IOM) with motor-evoked potentials (MEPs) (Tc(E)- MEPs) and determine the need for safety p...

journal_title：Spine

authors： Yoshida G,Imagama S,Kawabata S,Yamada K,Kanchiku T,Fujiwara Y,Tadokoro N,Takahashi M,Wada K,Yamamoto N,Ushirozako H,Kobayashi K,Yasuda A,Ando M,Tani T,Matsuyama Y

更新日期：2019-10-15 00:00:00

abstract：STUDY DESIGN:Review article. OBJECTIVES:To review the medical literature and comprehensively discuss the management of bladder and sexual dysfunction after spinal cord injury. SUMMARY OF BACKGROUND DATA:The physiologic alterations that accompany spinal cord injury can lead to significant bladder and sexual dysfunctio...

journal_title：Spine

authors： Burns AS,Rivas DA,Ditunno JF

更新日期：2001-12-15 00:00:00

abstract：:The purpose of the present study of experimental spinal metastasis, developed in rats by inoculation of tumor cells through the spinous process, was to find the factor that causes the initial damage to the cord in this disorder. In the early stage of paralysis, the degenerated posterior funiculus originated from a sma...

journal_title：Spine

authors： Manabe S,Tanaka H,Higo Y,Park P,Ohno T,Tateishi A

更新日期：1989-12-01 00:00:00

abstract：STUDY DESIGN:Scoliosis patients were prospectively x-rayed in three positions with independent analysis. OBJECTIVES:To determine if one positioning technique provides superior visualization of critical landmarks (C7, T2, T12, L5-S1) and to determine any position dependent variations in regional measures or sagittal ba...

journal_title：Spine

authors： Horton WC,Brown CW,Bridwell KH,Glassman SD,Suk SI,Cha CW

更新日期：2005-02-15 00:00:00

abstract：STUDY DESIGN:This is a report of a prospective case series. OBJECTIVE:The purpose of this study was to determine whether evoked potential activity recorded from occipital scalp electrodes in humans is similar to that recorded in animals, and to evaluate the independence of this activity from the classical somatosensor...

journal_title：Spine

authors： Hurlbert RJ,Fehlings MG,Moncada MS

更新日期：1995-11-01 00:00:00

abstract：STUDY DESIGN:Changes in expression of voltage-dependent ion channel subunits were examined in the radicular pain state. Furthermore, antinociceptive effects of gabapentin on radicular pain were compared with effects on peripheral neuropathic pain. OBJECTIVES:To clarify molecular substrates involved in the development ...

journal_title：Spine

authors： Abe M,Kurihara T,Han W,Shinomiya K,Tanabe T

更新日期：2002-07-15 00:00:00

abstract：STUDY DESIGN:Cross-sectional study. OBJECTIVE:To determine the prevalence of thoracic scoliosis in patients aged 50 years or older and to investigate the association of adult thoracic scoliosis with age, sex, and thoracic sagittal curve. SUMMARY OF BACKGROUND DATA:The prevalence of adult thoracic scoliosis has not be...

journal_title：Spine

authors： Urrutia J,Zamora T,Klaber I

更新日期：2014-01-15 00:00:00

abstract：STUDY DESIGN:A case report. OBJECTIVE:To describe a case of traumatic lumbosacral spondyloptosis and present a literature review. SUMMARY OF BACKGROUND DATA:Traumatic spondyloptosis is a very rare injury caused by high-energy trauma. Eight cases of traumatic spondyloptosis of L5-S1 have been reported, including only ...

journal_title：Spine

authors： Wangtaphan W,Oo M,Paholpak P,Wang Z,Sakakibara T,Kasai Y

更新日期：2012-10-15 00:00:00

abstract：STUDY DESIGN:The phenotype of patients with sciatica who have the Trp2 allele is characterized cross-sectionally. OBJECTIVE:To determine whether it is possible to differentiate patients with the Trp2 allele clinically or by magnetic resonance imaging. SUMMARY OF BACKGROUND DATA:Several studies have indicated a positi...

journal_title：Spine

authors： Karppinen J,Pääkkö E,Räinä S,Tervonen O,Kurunlahti M,Nieminen P,Ala-Kokko L,Malmivaara A,Vanharanta H

更新日期：2002-01-01 00:00:00

abstract：:Four cases of patients with normal magnetic resonance (MR) studies of the lumbar spine and abnormal discography are presented to illustrate that normal lumbar disc signal intensity does not necessarily rule out disc degeneration. ...

journal_title：Spine

authors： Kornberg M

更新日期：1989-12-01 00:00:00

abstract：STUDY DESIGN:A biomechanical study was designed to assess implant cut-out of three different angular stable anterior spinal implants. Subsidence of the implant relative to the vertebral body was measured during an in vitro cyclic loading test. OBJECTIVES:The objective of the study was to evaluate two prototypes (Synth...

journal_title：Spine

authors： Reinhold M,Schwieger K,Goldhahn J,Linke B,Knop C,Blauth M

更新日期：2006-02-15 00:00:00

abstract：STUDY DESIGN:Investigation of the effects of recombinant human cathepsin L on intervertebral discs and comparison with the effects of chymopapain. OBJECTIVE:To evaluate the effects of cathepsin L on intervertebral discs as an agent for chemonucleolysis. SUMMARY BACKGROUND DATA:Cathepsin L is a typical cysteine protei...

journal_title：Spine

authors： Kubo S,Tajima N,Katunuma N,Fukuda K,Kuroki H

更新日期：1999-01-15 00:00:00

abstract：:Pain is an extremely complex process that involves the interaction of an array of neurotransmitters and neuromodulators at all levels of the neuraxis. Identification of the receptors and processes that are involved in the transmission of pain at a spinal level has led to the use of new agents and new techniques in pai...

journal_title：Spine

authors： Siddall PJ,Cousins MJ

更新日期：1997-01-01 00:00:00

abstract：STUDY DESIGN:A retrospective study. OBJECTIVE:To develop an accurate and reliable method to detect malpositioned pedicle screws during thoracic and lumbar spinal deformity operations using intraoperative plain radiographs. SUMMARY OF BACKGROUND DATA:The reliability of pedicle screw assessment using plain radiographs ...

journal_title：Spine

authors： Kim YJ,Lenke LG,Cheh G,Riew KD

更新日期：2005-09-15 00:00:00

abstract：STUDY DESIGN:The incidence and risk factors of postoperative delirium were retrospectively examined in patients who had spine surgery for degenerative lumbar disease. OBJECTIVE:The aim of this study is to examine the incidence, pre- and postoperative risk factors and clinical results of postoperative delirium after sp...

journal_title：Spine

authors： Lee JK,Park YS

更新日期：2010-08-15 00:00:00

abstract：STUDY DESIGN:Human intervertebral disc tissue from the annulus was obtained in a prospective study investigating the ultrastructural features of disc cells and extracellular matrix. Experimental studies were approved by the authors' Human Subjects Institutional Review Board. Discs were obtained from surgical specimens ...

journal_title：Spine

authors： Gruber HE,Hanley EN Jr

更新日期：2002-04-15 00:00:00

abstract：STUDY DESIGN:The classification system was derived through a literature review and expert opinion of experienced spine surgeons. In addition, a multicenter reliability and validity study of the system was conducted on a collection of trauma cases. OBJECTIVES:To define a novel classification system for subaxial cervica...

journal_title：Spine

authors： Vaccaro AR,Hulbert RJ,Patel AA,Fisher C,Dvorak M,Lehman RA Jr,Anderson P,Harrop J,Oner FC,Arnold P,Fehlings M,Hedlund R,Madrazo I,Rechtine G,Aarabi B,Shainline M,Spine Trauma Study Group.

更新日期：2007-10-01 00:00:00

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:A retrospective cohort study. OBJECTIVE:We performed a retrospective study of patients treated at our institution over the last 7 years to ascertain whether gene expression signatures in patients with advanced metastatic disease are associated with survival, when the disease has progressed to the spine. ...

journal_title：Spine

authors： Choi BD,Shankar GM,Sivaganesan A,Van Beaver LA,Oh K,Shin JH

更新日期：2018-11-01 00:00:00

abstract：STUDY DESIGN:Three-hole Roy-Camille posterior plates (Howmedica, Inc., Rutherford, NJ) were used to fix severely destabilized fresh cadaveric cervical spines. Fixed spine constructs were tested mechanically in flexion-extension and torsion, and the results were compared with the same characteristics in the intact spine...

journal_title：Spine

authors： Smith ME,Cibischino M,Langrana NA,Lee CK,Parsons JR

更新日期：1997-01-01 00:00:00

abstract：:A cadaveric study was done to investigate the variability of interfacet distances from C3 to C7, to learn pedicle morphology at C7-T2, and to determine potential dangers of plate-screw osteosynthesis technique of the cervical spine. Twenty-two cadavers were dissected from C2 to C7 to expose the lateral masses and nerv...

journal_title：Spine

authors： An HS,Gordin R,Renner K

更新日期：1991-10-01 00:00:00

abstract：STUDY DESIGN:A case report of transient blindness after lumbar epidural steroids is presented. OBJECTIVE:To report the diagnosis and treatment of a case of blindness after administration of lumbar epidural steroids. SUMMARY OF BACKGROUND DATA:Nine previous cases of blindness after lumbar epidural injection for back p...

journal_title：Spine

authors： Young WF

更新日期：2002-11-01 00:00:00

abstract：STUDY DESIGN:The study was based on porcine posterolateral fusion model. OBJECTIVE:The study aims to prove that polyelectrolyte complex (PEC) carrier could enhance the efficacy and safety profile of bone morphogenetic protein-2 (BMP-2). SUMMARY OF BACKGROUND DATA:BMP-2 was introduced to enhance posterolateral fusion;...

journal_title：Spine

authors： Wang M,Lam RWM,Abbah SA,Hu T,Toh SY,Cool S,Bhakoo K,Li J,Goh JCH,Wong HK

更新日期：2016-08-01 00:00:00

abstract：STUDY DESIGN:A finite element model of the ligamentous cervical spinal segment was used to compute loads in various structures in response to clinically relevant loading modes. OBJECTIVE:To predict biomechanical parameters, including intradisc pressure, tension in ligaments, and forces across facets that are not pract...

journal_title：Spine

authors： Goel VK,Clausen JD

更新日期：1998-03-15 00:00:00

abstract：:Spinal nerve root compression occurs commonly in conditions such as herniated nucleus pulposus, spinal stenosis, and trauma. However, the pathophysiology of the symptoms and signs related to spinal nerve root compression is poorly understood. The purpose of the present study was to assess and compare effects of variou...

journal_title：Spine

authors： Pedowitz RA,Garfin SR,Massie JB,Hargens AR,Swenson MR,Myers RR,Rydevik BL

更新日期：1992-02-01 00:00:00

abstract：STUDY DESIGN:Retrospective study of instrumentation failure after posterior vertebral column resection (pVCR) in adult spinal deformity (ASD) patients. OBJECTIVE:The morbidity and related risk factors of the instrumentation failure. SUMMARY OF BACKGROUND DATA:Instrumentation failure is another common complication aft...

journal_title：Spine

authors： Wang H,Guo J,Wang S,Yang Y,Zhang Y,Qiu G,Zhang J

更新日期：2017-04-01 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:Applied anatomical study and clinical application. OBJECTIVE:To design and optimize the method of cervical pedicle screw placement for cervical vertebrae C3-C5, and to test it in clinical applications. SUMMARY OF BACKGROUND DATA:Most of the anatomical studies on cervical pedicle screw placement previousl...

journal_title：Spine

authors： Liu J,Li Y,Wu Y,Zhu Q

更新日期：2013-04-15 00:00:00

abstract：STUDY DESIGN:A prospective longitudinal study with 1-year follow-up. SUMMARY OF BACKGROUND DATA:Little is known about the consequences of having back pain and the patterns underlying the decisions to use medical care. OBJECTIVES:The aim of this study is to describe care utilization for low back pain (LBP) and to inve...

journal_title：Spine

authors： IJzelenberg W,Burdorf A

更新日期：2004-06-15 00:00:00

abstract：:: Johann Peter Frank (1745-1821) is generally known as one of the founders of the modern Hygiene and Public Health. It is less known his contribution in investigating the pathogenesis of spinal disorders. In his "De Vertebralis Columnae in Morbis Dignitate" (1791), Frank first proposed to use the Latin term "rhachialg...

journal_title：Spine

authors： Riva MA,Anghilieri FM,Belingheri M,Zatti G

更新日期：2019-10-01 00:00:00