abstract：:A retrospective review of insurance claim files was conducted to compare the costs of chemonucleolysis with surgical discectomy. Twenty-nine surgeons performed 61 chemonucleolysis procedures and 44 surgical discectomies on SAIF (State Accident Insurance Fund, Inc.--a major Oregon workers' compensation insurance compan...

journal_title：Spine

authors： Norton WL

更新日期：1986-06-01 00:00:00

abstract：:This prospective study of 185 patients undergoing first-time lumbar surgery compared how accurately clinical criteria and water-soluble myelography predicted the operative findings. Clinical diagnostic criteria of nerve root pain, root irritation signs, and neurologic signs of root compression supplemented by myelogra...

journal_title：Spine

authors： Morris EW,Di Paola M,Vallance R,Waddell G

更新日期：1986-06-01 00:00:00

abstract：:Thirty patients with myelographic shortening of a single nerve root sheath without indentation of the dural sac were studied by CT. Lateral disc herniation was diagnosed by CT in 18 patients. The myelograms of these patients were considered suspicious of disc herniation in three patients, uncertain in seven, and misin...

journal_title：Spine

authors： Johansen JG

更新日期：1986-06-01 00:00:00

abstract：:To perform decompression of the spinal cord and stabilization of the cervical spine in the patients with cervical spondylotic myelopathy, subtotal vertebrectomy and spinal fusion of the cervical spine were carried out in 30 patients. In 18 patients, three vertebrectomies and a spinal fusion were carried out, and in 12...

journal_title：Spine

authors： Hanai K,Fujiyoshi F,Kamei K

更新日期：1986-05-01 00:00:00

abstract：:Fourteen variations of posterior instrumentation were tested experimentally, using models based on polyester imitation vertebrae, to determine the most effective method for stabilization of a section of the spine following fracture and, in particular, pathologic fracture. The most rigid construction was a well-fitting...

journal_title：Spine

authors： Fidler MW

更新日期：1986-05-01 00:00:00

abstract：:Twenty-two patients with continued, undiagnosed symptoms of low back and sciatic pain for an average of 14 months were assessed. Patients studied had prior negative evaluations, including EMG, CT scanning, and/or metrizamide myelography. Three-level, posterolateral, extradural discography was performed on the side opp...

journal_title：Spine

authors： McCutcheon ME,Thompson WC 3rd

更新日期：1986-04-01 00:00:00

abstract：:From 1979 to 1982, 21 consecutive patients with posttraumatic or pathologic fractures of the spine were treated at the University of Sherbrooke by Roy-Camille plates to provide stabilization. Ten burst fractures and 11 fracture-dislocations were treated in this manner. Nine patients had complete paraplegia, 6 had vari...

journal_title：Spine

authors： Kinnard P,Ghibely A,Gordon D,Trias A,Basora J

更新日期：1986-03-01 00:00:00

abstract：:Diagnostic ultrasound is used in research and clinical settings to determine the size of the lumbar spinal canal. When the technique was first introduced, measurements were obtained directly from an A-scan while concurrently viewing a B-scan. However, measurements obtained directly from a B-scan are now commonly used ...

journal_title：Spine

authors： Battié MC,Hansson TH,Engel JM,Zeh J,Bigos SJ,Spengler DM

更新日期：1986-03-01 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：:A 24-year-old man presented with severe low-back pain and paraspinal muscle spasm after exertion. Elevation in temperature, white blood cell count, serum muscle enzymes, and urine myoglobin, as well as computer tomographic evidence of paraspinal muscle edema and necrosis, were present. No etiology could be documented,...

journal_title：Spine

authors： Carr D,Gilbertson L,Frymoyer J,Krag M,Pope M

更新日期：1985-11-01 00:00:00

abstract：:The authors performed six consecutive percutaneous trephine biopsies of the thoracic spine under local anesthesia, using computed tomography to localize lesions and guide needle placement. The details of the technique are illustrated. Complications were not found. The authors conclude that closed large needle biopsy o...

journal_title：Spine

authors： Mick CA,Zinreich J

更新日期：1985-10-01 00:00:00

abstract：:The effect of partial chest wall resection on subsequent production of spinal deformity was studied in six pediatric patients. The following observations are made: Scoliosis secondary to chest wall resection in the pediatric age group is progressive. The degree of curvature is related to the number of ribs resected. A...

journal_title：Spine

authors： DeRosa GP

更新日期：1985-09-01 00:00:00

abstract：:A systematic approach to low-back pain is presented that relies on the classification of patients according to their symptoms. Rational systems of physiotherapy are proposed for each group and incorporated into an algorithmn. One hundred forty-two patients with mechanical low-back pain have been treated, and their res...

journal_title：Spine

authors： Sikorski JM

更新日期：1985-07-01 00:00:00

abstract：:Over a 2-year period, 92 patients were submitted as outpatients to lumbar myelography using lopamidol, a new nonionic water-soluble contrast medium. The incidence and severity of adverse reactions associated with myelography in these cases were compared with those in 116 patients who underwent lopamidol myelography as...

journal_title：Spine

authors： Postacchini F,Massobrio M

更新日期：1985-07-01 00:00:00

abstract：:This work is a critical analysis of the term "flexibility of scoliosis." The authors demonstrate that this measure includes two very different and noncorrelated phenomena: the collapse and the reducibility of the structural curve. In 228 paralytic curves, these two phenomena were quantified and correlated with differe...

journal_title：Spine

authors： Duval-Beaupère G,Lespargot A,Grossiord A

更新日期：1985-06-01 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：:Primary amyloidosis of bone is a rare disease process. When amyloid lesions do occur in bone, they are often associated with myeloma or other plasma cell dyscrasias. Because of its rarity and its protean clinical and radiographic picture adequate biopsy tissue for histopathologic studies is essential for accurate diag...

journal_title：Spine

authors： Leeson MC,Rechtine GR,Makley JT,Carter JR

更新日期：1985-05-01 00:00:00

abstract：:A posterolateral technique to decompress retropulsed bone from the spinal canal has been employed in nine patients, confirmed with intraoperative canal inspection and pre- and postoperative computed axial tomographic (CAT) evaluation. This technique has allowed reduction of retropulsed bony elements from the spinal ca...

journal_title：Spine

authors： Garfin SR,Mowery CA,Guerra J Jr,Marshall LF

更新日期：1985-04-01 00:00:00

abstract：:Two groups of surgically treated patients with degenerative spondylolisthesis were compared. Those who had decompression accompanied by fusion had more favorable outcomes than those treated with decompression alone. ...

journal_title：Spine

authors： Feffer HL,Wiesel SW,Cuckler JM,Rothman RH

更新日期：1985-04-01 00:00:00

abstract：:Does infant malnutrition produce smaller adult spinal canals? Lumbar and thoracic vertebrae (n X 1073), from a prehistoric American Indian population (15-55 yrs of age), were measured for anteroposterior (AP) and transverse (TR) vertebral canal sizes, nerve root tunnel (intervertebral foramen) widths (NRT), vertebral ...

journal_title：Spine

authors： Clark GA,Panjabi MM,Wetzel FT

更新日期：1985-03-01 00:00:00

abstract：:Metastatic bone disease in 322 patients was analyzed to assess the frequency and behavior of disseminated carcinoma to the vertebral column. Breast, lung, and prostate neoplasms were the most frequent tumors of origin in the 55% of patients who had vertebral lesions. The lumbar spine was the site of the greatest numbe...

journal_title：Spine

authors： Schaberg J,Gainor BJ

更新日期：1985-01-01 00:00:00

abstract：:A previous study by Koch and Nickel (1978) determined the changes in the distraction forces in the halo-vest during different activities. The present study determined the variations of forces in different directions between the halo and the vest also during different activities. Clip-on strain gauges were used to meas...

journal_title：Spine

authors： Walker PS,Lamser D,Hussey RW,Rossier AB,Farberov A,Dietz J

更新日期：1984-11-01 00:00:00

abstract：:In order to study the detailed arrangements of vascular terminations in the region of the vertebral end-plate in adult dogs, infusions of Japanese ink mixed with a suspension of barium sulfate were used to produce filling of the vascular terminations at the vertebral end-plates. Radiographs were made of the decalcifie...

journal_title：Spine

authors： Crock HV,Goldwasser M

更新日期：1984-10-01 00:00:00

abstract：:In order to register pressure changes within the cauda equina, a highly sensitive pressure measuring catheter was inserted through a hole in the dural sac. Its tip was placed among the nerve roots of the cauda equina at levels L2, L3, and L4 in seven freshly removed human specimens. The cross-sectional area of the dur...

journal_title：Spine

authors： Schönström N,Bolender NF,Spengler DM,Hansson TH

更新日期：1984-09-01 00:00:00

abstract：:A randomized clinical trial of 30 patients with refractory lumbar disc disease with evidence of a herniation at a single intervertebral space on the myelogram is presented. Collagenase or a saline placebo was injected into the affected disc. Lack of pain reduction or lack of functional improvement was considered a the...

journal_title：Spine

authors： Bromley JW,Varma AO,Santoro AJ,Cohen P,Jacobs R,Berger L

更新日期：1984-07-01 00:00:00

abstract：:A retrospective study has been made of 264 posterior spinal fusions performed between 1972 and 1978 at the Good Samaritan Hospital in Cincinnati. Two hundred ten of the procedures were performed under hypotensive anesthesia. Blood loss and total blood replacement were related to the mean arterial pressure (MAP) during...

journal_title：Spine

authors： Lawhon SM,Kahn A 3rd,Crawford AH,Brinker MS

更新日期：1984-07-01 00:00:00

abstract：:A retrospective review of the radiographs of 1215 patients with congenital scoliosis and kyphosis disclosed 298 (25%) to have segmentation defects in the cervical spine. A single level defect was seen in 82 patients, 52 of which were at C2-C3. Of the 298 patients, 235 had scoliosis, (6 cervical, 42 cervicothoracic, 75...

journal_title：Spine

authors： Winter RB,Moe JH,Lonstein JE

更新日期：1984-05-01 00:00:00

abstract：:The "Back-Pain Institute" at Sundsvall offers an advanced rehabilitation program to people with long-standing back pain. This program has been evaluated in a controlled prospective study. Data were gathered from questionnaires mailed on three occasions, from the sick insurance office and from the bureau of employment....

journal_title：Spine

authors： Aberg J

更新日期：1984-04-01 00:00:00

abstract：:This report describes the intraoperative use of a somatosensory cortical evoked potential system to monitor spinal cord function during 300 orthopedic surgical procedures. This system requires sophisticated equipment and the establishment of normative data but has performed well with no false negatives noted. The most...

journal_title：Spine

authors： Brown RH,Nash CL Jr,Berilla JA,Amaddio MD

更新日期：1984-04-01 00:00:00

abstract：:It has been argued that a clarification of the mechanical causes of low-back pain requires a knowledge of the states of stress and strain throughout the lumbo-sacral spine. Since a purely experimental approach cannot provide this information, analytical model studies, to supplement measurements, are called for. In the...

journal_title：Spine

authors： Shirazi-Adl SA,Shrivastava SC,Ahmed AM

更新日期：1984-03-01 00:00:00

abstract：:The thoracolumbar fascia was studied by dissection in ten adult human cadavers. The posterior layer of this fascia was found to consist of two laminae. The superficial lamina is formed by the aponeurosis of latissimus dorsi. The deep lamina consists of bands of fibers passing caudolaterally from the midline. Both lami...

journal_title：Spine

authors： Bogduk N,Macintosh JE

更新日期：1984-03-01 00:00:00

abstract：:The presence of a bifid posterior arch of the atlas has been regarded as a contraindication to the wiring of C1-2 for atlantoaxial arthrodesis. Three cases with C1 posterior spondyloschisis are presented with successful atlantoaxial arthrodesis using laterally placed wires to avoid the midline defect of the atlas. An ...

journal_title：Spine

authors： Lipson SJ,Hammerschlag SB

更新日期：1984-01-01 00:00:00

abstract：:When the published data on the radial disc bulge in relation to the axial compression of the motion segment are compared to a simple mechanical model, it follows that an axial inward bulge of the vertebral endplates should occur during compression. The model predicts that the disc height at its center should remain pr...

journal_title：Spine

authors： Brinckmann P,Frobin W,Hierholzer E,Horst M

更新日期：1983-11-01 00:00:00

abstract：:This paper described 27 patients who had seemingly stable compression cervical vertebral fractures. All were treated in cervicothoracic orthoses. None was initially treated in a Halo device or with surgery. Twenty patients were stable and healed without progressive displacement, angulation, or pain. One patient demons...

journal_title：Spine

authors： Mazur JM,Stauffer ES

更新日期：1983-10-01 00:00:00

abstract：:A case of thoracic chordoma successfully treated with surgical excision is reported and described. Thoracic chordomata presenting as posterior superior mediastinal tumors occur infrequently and may be highly malignant lesions. Early radical surgery through thoracotomy provide the best hope of cure, and radiation offer...

journal_title：Spine

authors： Cotler HB,Cotler JM,Cohn HE,Israel HI,Gartland JJ

更新日期：1983-10-01 00:00:00

abstract：:Techniques for assessing daily function in Patients with back pain are generally crude and limited in scope. We therefore examined a "health status" questionnaire, the Sickness Impact Profile (SIP) to assess its measurement characteristics in such patients. Eighty patients with mechanical low-back pain completed the S...

journal_title：Spine

authors： Deyo RA,Diehl AK

更新日期：1983-09-01 00:00:00

abstract：:Six patients with lumbar fractures were studied at the Pathokinesiology laboratory at Rancho Los Amigos Hospital following posterior Harrington distraction instrumentation to identify changes in posture and gait associated with iatrogenic loss of lumbar lordosis. Three patients, all with painful rods, were treated wit...

journal_title：Spine

authors： Hasday CA,Passoff TL,Perry J

更新日期：1983-07-01 00:00:00

abstract：:A technique using a vascularized rib pedicle graft and femoral neck allograft is presented as a new method of anterior spine fusion in the treatment of symptomatic post-traumatic kyphosis. The cases of six patients are reviewed who were treated surgically from seven months to 24 years following their initial injury. S...

journal_title：Spine

authors： McBride GG,Bradford DS

更新日期：1983-05-01 00:00:00

abstract：:A case of aplastic arch of the atlas (Keller's type) with severe injury to the cervical spine is presented. The impact of the accident was intense enough to produce bony compression of the C7 vertebra, but no injury occurred to the neural elements in the upper cervical spine. The presence of the ligamentous apparatus ...

journal_title：Spine

authors： Weisz GM

更新日期：1983-04-01 00:00:00

abstract：:Experiments were carried out on cadaveric lumbar spines to determine the mechanical function of the apophyseal joints. It was found that they resist most of the intervertebral shear force and share in resisting the intervertebral compressive force, but only in lordotic postures. They prevent excessive movement from da...

journal_title：Spine

authors： Adams MA,Hutton WC

更新日期：1983-04-01 00:00:00