abstract：:Sixty-six consecutive patients with adolescent idiopathic scoliosis treated by posterior spinal fusion using Harrington distraction compression instrumentation were followed for a minimum of 3 years. Initial surgical correction was satisfactory, but during the follow-up period, mean 4.4 years (3-5 years), there was a ...

journal_title：Spine

authors： Dowell JK,Powell JM,Webb PJ,Morley TR

更新日期：1990-08-01 00:00:00

abstract：:The first 17 adults with nonparalytic scoliosis having long fusion to the sacrum treated with the Luque-Galveston technique were reviewed. There were 3 men and 14 women. Their average age at the time of surgery was 47 years and the mean follow-up period was 42 months. There were no neurologic complications and no pati...

journal_title：Spine

authors： Saer EH 3rd,Winter RB,Lonstein JE

更新日期：1990-07-01 00:00:00

abstract：:Two adult patients with craniocervical junction malformations presented with tussive symptom onset. These patients had acute onset of permanent neurologic symptoms. One patient had basilar invagination with tonsilar herniation and the second, a Type 1 Arnold-Chiari malformation with cord widening. Possible mechanisms ...

journal_title：Spine

authors： Kramer LD,Locke GE,Rasmus SC

更新日期：1990-06-01 00:00:00

abstract：:Ten subjects were given lumbar traction for each of three time periods. Traction forces of one third of body weight were used. Stature was measured before and after traction and before and after three control periods of crook lying (lying supine with the knees flexed at 90 degrees and the feet resting on the traction ...

journal_title：Spine

authors： Bridger RS,Ossey S,Fourie G

更新日期：1990-06-01 00:00:00

abstract：:Segmental spinal instability was evaluated with magnetic resonance (MR) imaging, computed tomography (CT), and conventional radiography in 33 patients who had undergone surgical spinal fusion. In 16 of the 19 patients who had a diagnosis of solid fusion, the immobilized vertebral bodies demonstrated areas of high sign...

journal_title：Spine

authors： Lang P,Chafetz N,Genant HK,Morris JM

更新日期：1990-06-01 00:00:00

abstract：:Pulmonary function and gas exchange at rest and during and after standard exercise on bicycle ergometer were studied in 49 girls, aged 10 to 16 years (mean, 13.7), with untreated idiopathic scoliosis, before and with Boston thoracic brace, and after treatment for 3 weeks, reducing the thoracic curve angle from a mean ...

journal_title：Spine

authors： Refsum HE,Naess-Andresen CF,Lange JE

更新日期：1990-05-01 00:00:00

abstract：:The ultrastructure of ligamenta flava (LF) and interspinous ligaments (ISL) obtained from four patients who underwent surgery for vertebral fracture (control group) and five patients operated for disc herniation was studied. The fine structure of LF was composed of elastic and elaunin fibers. Small diameter collagen f...

journal_title：Spine

authors： Yahia LH,Garzon S,Strykowski H,Rivard CH

更新日期：1990-04-01 00:00:00

abstract：:Painless transcranial magnetic stimulation has been performed on 53 healthy adults in order to obtain normal values of central motor pathway conduction times to cervical segments innervating upper limb muscles. Central motor latency was 5.1 msec when recording from the biceps brachii and 5.2 msec when recording from t...

journal_title：Spine

authors： Dvorák J,Herdmann J,Theiler R

更新日期：1990-03-01 00:00:00

abstract：:Since abnormal motion is a quantitative phenomenon and present primarily in the two lowest vertebral spaces, a roentgen examination method yielding the maximum mobility would appear to be suitable. When performing extension-flexion radiographs of the lumbar spine, positioning of patients varies considerably. The prese...

journal_title：Spine

authors： Putto E,Tallroth K

更新日期：1990-02-01 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：: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：:From June 1978 to May 1988, posterior decompression with posterolateral fusion was performed at Tenri Hospital on 63 cases of cervical myelopathy with instability and/or malalignment including kyphotic and/or S-shaped deformities. Among 46 cases followed up for more than 1 year, 41 cases (89.1%) improved; 21 cases (45...

journal_title：Spine

authors： Miyazaki K,Tada K,Matsuda Y,Okuno M,Yasuda T,Murakami H

更新日期：1989-11-01 00:00:00

abstract：:Knowledge of the normal movements of whole lumbar spine and lumbosacral joint is important for evaluating clinical pathologic conditions that may potentially produce unstable situations in these regions. At present there are few studies that report systemic three-dimensional movement analysis of these regions. The pur...

journal_title：Spine

authors： Yamamoto I,Panjabi MM,Crisco T,Oxland T

更新日期：1989-11-01 00:00:00

abstract：:This study was undertaken to investigate the dynamic response of human cervical spine ligaments. Uniaxial tensile failure tests were conducted on anterior longitudinal ligament (AL) and ligamentum flavum (LF) structures. These ligaments were tested under in situ conditions by transecting all the elements except the on...

journal_title：Spine

authors： Yoganandan N,Pintar F,Butler J,Reinartz J,Sances A Jr,Larson SJ

更新日期：1989-10-01 00:00:00

abstract：:Twenty-nine fragments from herniated lumbar discs of patients over 60 years of age were studied pathohistologically. For comparison, 109 discs from patients under 59 years of age also were observed. They were classified into seven types according to their composition. In 70% of discs from patients between 60 and 69 an...

journal_title：Spine

authors： Harada Y,Nakahara S

更新日期：1989-09-01 00:00:00

abstract：:A biomechanical model for studying lumbar muscle load sharing for a class of physical tasks that involve gravitational loading (holding weights) of the upper body in an erect posture is presented. The model assumes that the lumbar muscles balance the externally applied flexion and lateral bending moments. The concept ...

journal_title：Spine

authors： Ladin Z,Murthy KR,De Luca CJ

更新日期：1989-09-01 00:00:00

abstract：:Rectus abdominis muscles of young healthy female volunteers were studied to determine both the maximum strength in isometric flexion and the relation between the surface electromyogram (RMS EMG) and torque. Both the upper and lower portions of the abdominal muscle were studied during graded increase and decrease of to...

journal_title：Spine

authors： Stokes IA,Moffroid M,Rush S,Haugh LD

更新日期：1989-08-01 00:00:00

abstract：:This study evaluated the effect of angled insertion of halo pins on the biomechanical characteristics of the halo pin-calvarium complex. Halo pins were inserted into isolated calvarium sections at 90 degrees, 75 degrees, and 60 degrees to the surface of the bone at an insertional torque of 0.68 N-m (6 inch-pounds). In...

journal_title：Spine

authors： Triggs KJ,Ballock RT,Lee TQ,Woo SL,Garfin SR

更新日期：1989-08-01 00:00:00

abstract：:Thirty-one consecutive patients underwent anterior interbody fusion of 40 levels of the lumbar spine using autogenous, autologous, or mixed iliac crest graft. Each patient's disc space height was measured preoperatively, immediately postoperatively, and an average of 29 months postoperatively. The immediate postoperat...

journal_title：Spine

authors： Dennis S,Watkins R,Landaker S,Dillin W,Springer D

更新日期：1989-08-01 00:00:00

abstract：:Changes consistent with Scheuermann's kyphosis were noted in 103 specimens (7.4%) of a sample of 1,384 thoracic spines in the Hamann-Todd collection of human skeletons. In 94% of the affected vertebrae, a distinct anterior elongation of the vertebral centrum was present. This anterior extension was composed of mature ...

journal_title：Spine

authors： Digiovanni BF,Scoles PV,Latimer BM

更新日期：1989-07-01 00:00:00

abstract：:Spinal muscular atrophy patients present with weakness, greater in the proximal muscles, leading to scoliosis and limited upper extremity function. The purpose of this study is to identify unique aspects of these patients and to understand how spinal fusion affects their function. Forty patients underwent Harrington o...

journal_title：Spine

authors： Furumasu J,Swank SM,Brown JC,Gilgoff I,Warath S,Zeller J

更新日期：1989-07-01 00:00:00

abstract：:Disc herniation into the intervertebral foramen (IVF) or osteophytic outgrowths from the margins of the apophyseal joints that project into the IVF may compress the neural structures, but in this cadaveric study of 160 lumbar foramens (age range, 35-91 years), the authors have found that they were much more commonly a...

journal_title：Spine

authors： Hoyland JA,Freemont AJ,Jayson MI

更新日期：1989-06-01 00:00:00

abstract：:Segmental spinal instrumentation with sublaminar fixation is widely used but a variety of materials and techniques are being employed for both scoliosis and other spinal surgery. This study addresses the question as to which is best. Both the materials and the methods of securing them were studied. The materials teste...

journal_title：Spine

authors： Crawford RJ,Sell PJ,Ali MS,Dove J

更新日期：1989-06-01 00:00:00

abstract：:The Dallas Pain Questionnaire (DPQ) was developed to assess the amount of chronic spinal pain that affects four aspects (daily and work-leisure activities, anxiety-depression, and social interest) of the patients' lives. Results of the DPQ's statistical properties suggest that the DPQ is an externally reliable instrum...

journal_title：Spine

authors： Lawlis GF,Cuencas R,Selby D,McCoy CE

更新日期：1989-05-01 00:00:00

abstract：:Fifteen professional baseball pitchers underwent active pitching motion analysis of the abdominal oblique, rectus abdominis, lumbar paraspinous and gluteus maximus muscles bilaterally via surface electrode evaluation. Baseline resting and isometric maximum values were obtained and active data referenced against these ...

journal_title：Spine

authors： Watkins RG,Dennis S,Dillin WH,Schnebel B,Schneiderman G,Jobe F,Farfan H,Perry J,Pink M

更新日期：1989-04-01 00:00:00

abstract：:Thirty-seven patients underwent surgery for late post-traumatic kyphosis in the lumbar, thoracolumbar, or thoracic spine. Indications for surgery included: increasing deformity, pain, and persistent neurologic deficit with paraparesis in eight, and development of late spinal stenosis in a further nine patients. All pa...

journal_title：Spine

authors： Kostuik JP,Matsusaki H

更新日期：1989-04-01 00:00:00

abstract：:A traditional teaching in orthopaedic surgery has been that, in cases of fusion for L4-5 discopathy or instability, one must include the lumbosacral joint. There is nothing in the literature to support this time-honored dictum. The senior author, among others, has rejected this concept; and, the authors are, therefore...

journal_title：Spine

authors： Brodsky AE,Hendricks RL,Khalil MA,Darden BV,Brotzman TT

更新日期：1989-04-01 00:00:00

abstract：:A case-control study was carried out using 84 cases of employee back injuries and 168 controls (matched triplets) at Children's Hospital and Health Center, San Diego. The objective was to examine the impact of multiple individual and work-related risk factors for low-back injury from hospital employee health records. ...

journal_title：Spine

authors： Ryden LA,Molgaard CA,Bobbitt S,Conway J

更新日期：1989-03-01 00:00:00

abstract：:The purpose of this study was to test the validity of three clinical tests (the neck compression, the axial manual traction, and the shoulder abduction test) in the diagnosis of root compression in 43 patients with cervical disc disease. The validity was investigated regarding radicular pain, neurologic signs, and roo...

journal_title：Spine

authors： Viikari-Juntura E,Porras M,Laasonen EM

更新日期：1989-03-01 00:00:00

abstract：:The human spinal column, devoid of musculature, is incapable of carrying normal physiologic loads. In an in vitro experiment, the effect of simulated intersegmental muscle forces on spinal instability was investigated. Intact and sequentially injured fresh lumbar functional spinal units were subjected to three-dimensi...

journal_title：Spine

authors： Panjabi M,Abumi K,Duranceau J,Oxland T

更新日期：1989-02-01 00:00:00

abstract：:This is a retrospective review of 26 patients with chronic intractable pain in which dorsal column stimulation was used as a salvage procedure. On follow-up of 12 to 42.7 months, 21 of the patients had diminished narcotic usage. Seventeen patients subjectively rated their pain relief as good to excellent. Another five...

journal_title：Spine

authors： Racz GB,McCarron RF,Talboys P

更新日期：1989-01-01 00:00:00

abstract：:Electrically evoked compound action potentials were used to quantify the neurophysiologic abnormalities caused by application of chymopapain into the lumbar spinal canal in rats. A branch of the sciatic nerve was stimulated with voltage impulses of constant amplitude (40 V) and duration (0.1 msec) at the right externa...

journal_title：Spine

authors： Wehling P,Pak MA,Cleveland SJ,Schulitz KP

更新日期：1989-01-01 00:00:00

abstract：:Twenty-five patients with metastatic thoracic and lumbar spine disease were initially treated by the authors with posterolateral debridement and decompression, along with posterior segmental spinal instrumentation. Ten patients had marked paresis, nine had signs of spinal cord or cauda equina compression without pares...

journal_title：Spine

authors： Bridwell KH,Jenny AB,Saul T,Rich KM,Grubb RL

更新日期：1988-12-01 00:00:00

abstract：:Spinal cord injury was studied using a drop-weight technique in a rat model. A constant weight of 10 g was dropped from 2.5, 5.0 and 17.5 cm heights. The trauma delivered was quantified by biomechanical parameters of weight drop height, maximum force, and impulse, while the functional deficit produced by injury was qu...

journal_title：Spine

authors： Panjabi MM,Wrathall JR

更新日期：1988-12-01 00:00:00

abstract：:The purpose of this study was to determine whether or not computerized tomography myelography (CTM) gave an actual size and shape of the cervical spinal cord, and whether such dimensions reflected pathology of the spinal cord in cases suffering from compression myelopathy. Spinal cord transverse area and compression r...

journal_title：Spine

authors： Fujiwara K,Yonenobu K,Hiroshima K,Ebara S,Yamashita K,Ono K

更新日期：1988-11-01 00:00:00

abstract：:Metabolic changes induced by axial vibratory load to the spine were investigated based on water metabolism in normal intervertebral discs of rabbits with or without pentobarbital anesthesia. Tritiated water concentration in the intervertebral discs of unanesthetized rabbits was reduced remarkably by axial vibration fo...

journal_title：Spine

authors： Hirano N,Tsuji H,Ohshima H,Kitano S,Itoh T,Sano A

更新日期：1988-11-01 00:00:00

abstract：:In the field of spinal fixation devices, there is a profusion of new instrumentations. Often, the biomechanical evaluation is done in a nonstandardized manner, which makes it difficult to compare the results of one researcher with those of another, for the same device or for different devices. There is a need for a co...

journal_title：Spine

authors： Panjabi MM

更新日期：1988-10-01 00:00:00

abstract：:Forty-two patients with either neurogenic claudication or unilateral root claudication were analyzed in a double-blind comparison of salmon calcitonin (SCT) and placebo, receiving either 100 IU SCT or 1 ml saline four times a week for 8 weeks. Five of 20 SCT and one of 22 placebo patients were classified as responders...

journal_title：Spine

authors： Porter RW,Miller CG

更新日期：1988-09-01 00:00:00

abstract：:It is hypothesized on the basis of experimental intervertebral disc degeneration that herniated disc is actually newly synthesized proliferative metaplastic fibrocartilage and not herniation of pre-existing disc tissue, particularly that of the nucleus pulposus. Human material in selected surgical tissues was examined...

journal_title：Spine

authors： Lipson SJ

更新日期：1988-09-01 00:00:00

abstract：:This report details eight patients who had bursting teardrop fractures of the cervical spinal column treated by decompressive vertebral corpectomy and anterior fusion with plate stabilization. The fracture involved C5 in six patients, C6 in one patient, and C7 in one patient. The neurologic deficit was complete in fiv...

journal_title：Spine

authors： Cabanela ME,Ebersold MJ

更新日期：1988-08-01 00:00:00