abstract：STUDY DESIGN:This was an experimental study to compare various methods of storing rib autograft between stages of spinal surgery. OBJECTIVE:The authors' goal was to determine the optimum conditions for storing bone graft, while preserving its osteogenic potential. SUMMARY OF BACKGROUND DATA:It never has been demonstr...

journal_title：Spine

authors： Evans CE,Williamson JB

更新日期：1994-04-01 00:00:00

abstract：STUDY DESIGN:We measured the cross-sectional area of the intervertebral discs of normal volunteers after an overnight rest; before, during, and after 5 or 17 weeks of bed rest; and before and after 8 days of weightlessness. OBJECTIVES:This study sought to determine the degree of expansion of the lumbar discs resulting...

journal_title：Spine

authors： LeBlanc AD,Evans HJ,Schneider VS,Wendt RE 3rd,Hedrick TD

更新日期：1994-04-01 00:00:00

abstract：:METHODS. Percutaneous discectomy was successfully used to diagnose and treat bacterial discitis. CONCLUSIONS. This technique was successful in obtaining a bacteriologic diagnosis, relieving the patient's symptoms and assisting in the eradication of the infection. With percutaneous discectomy, there is lower morbidity ...

journal_title：Spine

authors： Gebhard JS,Brugman JL

更新日期：1994-04-01 00:00:00

abstract：:In 1990 the authors modified the Robinson anterior cervical interbody fusion technique by burring the endplates to expose subchondral bone. The authors compared 31 patients having the standard technique and 29 patients having the modified technique to evaluate 1) setting of the bone graft, 2) kyphotic angulation, 3) p...

journal_title：Spine

authors： Emery SE,Bolesta MJ,Banks MA,Jones PK

更新日期：1994-03-15 00:00:00

abstract：:Anatomical study of L4 nerve branch, L5 nerve root, and bony stock in the sacroiliac region was performed in cadaveric specimens to provide anatomical references for anterior fixation of the sacroiliac joint. At 1 cm intervals along the sacro-iliac joint, the distance to the lateral border of the L4 nerve branch (to t...

journal_title：Spine

authors： Ebraheim NA,Padanilam TG,Waldrop JT,Yeasting RA

更新日期：1994-03-15 00:00:00

abstract：:Twenty-one cervical facet capsules, taken from three normal human subjects, were examined to determine the type, density, and distribution of mechanoreceptive nerve endings in these tissues. Clearly identifiable mechanoreceptors were found in 17 of 21 specimens and were classified according to the scheme for encapsula...

journal_title：Spine

authors： McLain RF

更新日期：1994-03-01 00:00:00

abstract：:Two-hundred-and-one patients with femoral shaft fractures were identified in a 5 year period at three institutions. Seven patients (3.5%) were found to have associated thoracic or lumbar fractures of various types. All resulted from high-velocity trauma. Four (57%) of these patients had thoracic or lumbar fractures th...

journal_title：Spine

authors： Rupp RE,Ebraheim NA,Chrissos MG,Jackson WT

更新日期：1994-03-01 00:00:00

abstract：:A patient with idiopathic hypertrophic spinal pachymeningitis (HSP) with predominant involvement of the cervical and thoracic dura is reported. Serial magnetic resonance (MR) images detected isolated thickening and ridges of the dura mater. There has been no report describing the serial changes of MR images in idiopat...

journal_title：Spine

authors： Mikawa Y,Watanabe R,Hino Y,Hirano K

更新日期：1994-03-01 00:00:00

abstract：:The first 50 consecutive patients stabilized with Cotrel-Dubousset rods for lumbar or lumbosacral fusions were followed for an average of 2 years. The occurrence of fusion, maintenance of alignment, and rate of hardware complications were examined. There were 28 men and 22 women, ages 18-87 years, and 133 vertebral le...

journal_title：Spine

authors： Mac Millan MM,Cooper R,Haid R

更新日期：1994-02-15 00:00:00

abstract：:Reported herein is the unusual complication of blindness resulting from massive blood loss during a lumbar spine surgery. Amaurosis resulting from distant hemorrhage is rare and, to the authors' knowledge, has not been reported in the orthopedic literature. Although there have been several case reports in the ophthalm...

journal_title：Spine

authors： Katzman SS,Moschonas CG,Dzioba RB

更新日期：1994-02-15 00:00:00

abstract：:Iliac crest wedges are commonly used in spinal fusion procedures and must be capable of withstanding considerable mechanical stress during the healing process. Physical parameters, mechanical properties, correlations among physical parameters, and correlations of mechanical properties versus physical parameters have b...

journal_title：Spine

authors： Zhang Y,Wolfinbarger L Jr

更新日期：1994-02-01 00:00:00

abstract：:In a random, controlled laboratory study, pedicle screws placed in human cadaveric vertebrae were axially loaded to failure. Three repair methods were tested. Use of low pressure polymethylmethacrylate yielded 149% of the original pullout strength, milled bone yielded 70% of the initial pullout strength, and matchstic...

journal_title：Spine

authors： Pfeifer BA,Krag MH,Johnson C

更新日期：1994-02-01 00:00:00

abstract：:A cross-sectional epidemiologic study about low back pain (LBP) reports and associated factors was conducted in two steel industries. A checklist was used to collect information concerning the health, the LBP history, the personal characteristics as well as the characteristics of the present and past working condition...

journal_title：Spine

authors： Masset D,Malchaire J

更新日期：1994-01-15 00:00:00

abstract：:During magnetic resonance imaging, a vast amount of digital data on anatomic structures is translated into images, which are then assessed subjectively. The development of an objective, sensitive method to directly assess the digital data would have clear benefits, particularly for clinical research on disc degenerati...

journal_title：Spine

authors： Videman T,Nummi P,Battié MC,Gill K

更新日期：1994-01-15 00:00:00

abstract：:The ability of Elvey's "brachial plexus tension test" to identify pain referred from the cervical region was investigated in 50 patients with unilateral shoulder and upper arm pain: 25 reported symptoms commencing after open heart surgery, indicating a high probability of referred pain due to that procedure; 25 were a...

journal_title：Spine

authors： Selvaratnam PJ,Matyas TA,Glasgow EF

更新日期：1994-01-01 00:00:00

abstract：:Juvenile-type distal muscular atrophy of the upper extremities is a condition characterized by juvenile onset, muscular atrophy limited to the hand and forearm, and lack of definite sensory disturbance. Diagnostic imaging techniques and operative findings showed compressive lesions of the cervical spinal cord in seven...

journal_title：Spine

authors： Okumura H,Homma TT

更新日期：1994-01-01 00:00:00

abstract：:Monitoring of electrophysiologic function during intrapedicular fixation of the lumbosacral spine can be useful because this fixation technique has been associated with a significant number of postoperative radicular complications. Somatosensory evoked potentials (SEPs) traditionally have been used to monitor neurolog...

journal_title：Spine

authors： Toleikis JR,Carlvin AO,Shapiro DE,Schafer MF

更新日期：1993-12-01 00:00:00

abstract：:Fixation to the sacrum and pelvis is a problem in the operative treatment of spinal deformity. Previous testing of pedicle screws address axial pull-out strength, yet how screws are loaded in vivo remains unknown. The goals of this study were to determine the loads experienced by sacral screws when loaded as part of C...

journal_title：Spine

authors： Pashman RS,Hu SS,Schendel MJ,Bradford DS

更新日期：1993-12-01 00:00:00

abstract：:A case of "ganglion" cyst was found to originate from the L3 lumbar posterior longitudinal ligament at the pedicular level. The patient had moderate lumbar degenerative scoliosis. The cyst had no connection with the intervertebral disc, dural sac, facet joint or nerve root. Instead of mucous or myxoid material, it con...

journal_title：Spine

authors： Lin RM,Wey KL,Tzeng CC

更新日期：1993-12-01 00:00:00

abstract：:An electronic digital inclinometer was used to obtain normative data on cervical mobility from 58 normal subjects. They consisted of 28 males (age range, 17-61) and 30 females (age range, 19-62). The measurements were taken from occiput to T1 in flexion-extension, lateral bend, and axial rotation, isolating the region...

journal_title：Spine

authors： Mayer T,Brady S,Bovasso E,Pope P,Gatchel RJ

更新日期：1993-11-01 00:00:00

abstract：:An anatomic study of lumbar nerve root lesions in the foraminal zone was performed on 35 cadavers. Two morphologic abnormalities of the nerve roots in the intervertebral foramen were found. The first was an abnormal transverse course of the nerve roots. The second was an indentation on the dorsal root ganglia caused b...

journal_title：Spine

authors： Sato K,Kikuchi S

更新日期：1993-11-01 00:00:00

abstract：:The biomechanical definition of spinal segmental instability has not been clarified sufficiently, because of the great personal and level differences in intervertebral disc deformation. This article proposes a new method of judging spinal segmental instability regardless of these differences, using lateral functional ...

journal_title：Spine

authors： Ito M,Tadano S,Kaneda K

更新日期：1993-11-01 00:00:00

abstract：:A 27-year-old woman presented with nontraumatic atlantoaxial dislocation that required a C1-C2 fusion. A comprehensive investigation initially failed to reveal any evidence of infectious or rheumatologic disease and she remained well for 3 1/2 years, at which time a diagnosis of ankylosing spondylitis was established....

journal_title：Spine

authors： Hamilton MG,MacRae ME

更新日期：1993-11-01 00:00:00

abstract：:This article describes the internal anatomy of C2. Although some C2 specimens showed a high density of trabecular bone throughout, a feature noted in all specimens was a void or very hypodense area of bone located immediately beneath the dens. The observed nonuniform distribution of trabecular bone within the axis is ...

journal_title：Spine

authors： Heggeness MH,Doherty BJ

更新日期：1993-10-15 00:00:00

abstract：:A portion of the cervical facet joint must be resected to expose and decompress cervical nerve roots from a posterior approach. When posterior fusion is performed, it is common to remove the facet capsule only for the joints being fused. This study was performed to examine the effect of resection of the facet capsule ...

journal_title：Spine

authors： Zdeblick TA,Abitbol JJ,Kunz DN,McCabe RP,Garfin S

更新日期：1993-10-15 00:00:00

abstract：:A technique is described for intraoperative, multimodality electrophysiologic monitoring of the spinal cord and lumbosacral nerve roots (cauda equina). Simultaneous monitoring with the techniques of electromyography, compound muscle action potentials, and somatosensory evoked potentials is found to provide highly usef...

journal_title：Spine

authors： Hormes JT,Chappuis JL

更新日期：1993-10-15 00:00:00

abstract：:The histologic effects of posterior lumbar surgery and retained extradural foreign bodies on the cauda equina were investigated in rats over time. The following four groups of rats were provided: Group 1, sham operation (laminar exposure alone); Group 2, laminectomy alone; Group 3, laminectomy with retained extradural...

journal_title：Spine

authors： Yamagami T,Matsui H,Tsuji H,Ichimura K,Sano A

更新日期：1993-10-01 00:00:00

abstract：:Radiographic instability seemingly enjoys the status of a well-defined clinical syndrome. The concept is widely used, and specific treatments, usually spinal fusion, are routinely performed based on the diagnosis. The minimum standards necessary to establish radiographic instability as a legitimate clinical syndrome h...

journal_title：Spine

authors： Spratt KF,Weinstein JN,Lehmann TR,Woody J,Sayre H

更新日期：1993-10-01 00:00:00

abstract：:The purpose of this study is to describe the biology of spinal lengthening (vertebrodiatasis) in a juvenile goat model. A small Orthofix dynamic fixator was affixed to 5.5 mm pedicular halfpins placed bilaterally at T12, L1, L5 and L6 in six juvenile goats. Distraction was performed across vertebral endplates between ...

journal_title：Spine

authors： Stefko RM,Cain JE Jr,Lauerman WC 2nd,Brann C,Platenburg RC,Pyka R

更新日期：1993-09-15 00:00:00

abstract：:This study performed a thorough review of the pertinent thoracic spine anatomy to determine the appropriate landmarks for extrapedicular screw placement and indentified the anatomic structures at risk; assessed the safety and accuracy of the newly proposed screw insertion technique; determined the stability and streng...

journal_title：Spine

authors： Dvorak M,MacDonald S,Gurr KR,Bailey SI,Haddad RG

更新日期：1993-09-15 00:00:00

abstract：:Biomechanical models of the spine have traditionally assumed that workplace lifting conditions (weight, posture, motion, etc.) precisely dictate the magnitude of individual muscle forces necessary to maintain a biomechanical balance within the trunk. However, because there are a large number of muscle groups within th...

journal_title：Spine

authors： Mirka GA,Marras WS

更新日期：1993-09-01 00:00:00

abstract：:Thirty-three patients underwent decompression without fusion at the L4-5 level for spinal stenosis or degenerative spondylolisthesis. Using preoperative and 1-year postoperative lateral lumbar spine radiographs, the incidence of postoperative spondylolisthesis of greater than 5% was found to be 58%. Computed tomograph...

journal_title：Spine

authors： Robertson PA,Grobler LJ,Novotny JE,Katz JN

更新日期：1993-09-01 00:00:00

abstract：:Seventeen patients were identified with concomitant thoracolumbar and sacral fractures representing 26% of sacral fractures and 7.7% of pelvic fractures. The thirteen men and four women exhibited a bimodal age distribution. There were thirteen vertical compression thoracolumbar fractures, three transverse process frac...

journal_title：Spine

authors： Albert TJ,Levine MJ,An HS,Cotler JM,Balderston RA

更新日期：1993-08-01 00:00:00

abstract：:A new type of impactor was developed to decompress the anterior aspect of the vertebral body. These instruments are particularly useful for cases of burst fracture. ...

journal_title：Spine

authors： Mimatsu K,Katoh F,Kawakami N

更新日期：1993-08-01 00:00:00

abstract：:This article presents the content and the application criteria of a questionnaire intended for the study of spinal disorders in workers and the results of an investigation, carried out via this questionnaire, in a group of 1205 male workers not exposed to occupational risks for the spine either currently or in the pas...

journal_title：Spine

authors： Occhipinti E,Colombini D,Grieco A

更新日期：1993-07-01 00:00:00

abstract：:A patient with adult idiopathic scoliosis who was successfully treated with posterior spinal fusion with segmental instrumentation from T3 to L4 is presented. One year after surgery fractures of both L4 pedicles developed, which were managed nonoperatively. Clinical union was achieved in 2 months and the patient was f...

journal_title：Spine

authors： Tribus CB,Bradford DS

更新日期：1993-07-01 00:00:00

abstract：:An analysis of 300 randomly drawn orthopaedic spine articles, published between 1970 and 1990, was performed to assess the quality of biostatistical testing and research design reported in the literature. Of the 300 articles, 269 dealt with topics of an experimental nature, while 31 documented descriptive studies. Sta...

journal_title：Spine

authors： Vrbos LA,Lorenz MA,Peabody EH,McGregor M

更新日期：1993-06-15 00:00:00

abstract：:Low back pain (LBP) is the most common, costly, and disabling musculoskeletal condition. Although most LBP patients recover within two months, 2-3% eventually develop disabling chronic low back pain (DCLBP). Due to the prevalence of DCLBP problems, models have been developed to predict which acute low back pain patien...

journal_title：Spine

authors： Lehmann TR,Spratt KF,Lehmann KK

更新日期：1993-06-15 00:00:00

abstract：:This study aimed to evaluate the lumbar intervertebral discs and the maximum isometric strength and size of the trunk muscles of middle-aged healthy volunteers (60 persons) and low back pain patients (48 persons). Disc degeneration was more frequently seen in the patients than in the healthy volunteers. The psoas and ...

journal_title：Spine

authors： Parkkola R,Rytökoski U,Kormano M

更新日期：1993-06-01 00:00:00

abstract：:Twenty-two adolescent patients with severe (more than 50%) slip were surgically treated. Eleven were reduced with Magerl/Dick transpedicular screw devices and fused posteriorly from L4 to S1, and 2 weeks later anteriorly L5-S1; the other 11 were fused in situ L4-S1 (6 patients) or L5-S1 (5 patients) using a circumfere...

journal_title：Spine

authors： Poussa M,Schlenzka D,Seitsalo S,Ylikoski M,Hurri H,Osterman K

更新日期：1993-06-01 00:00:00