lumbar vertebrae

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Related to lumbar vertebra: sacral vertebra

lumbar vertebrae

[′ləm‚bär ′vərd·ə‚brā]
(anatomy)
Those vertebrae located between the lowest ribs and the pelvic girdle in all vertebrates.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
References in periodicals archive ?
Caption: Figure 1: Classification of fracture-dislocation of the fifth lumbar vertebra according to Aihara et al.
This may be interpreted as follows: 68% of examiners' findings for the most-fixated segment were [less than or equal to] 3.34cm apart, which is equivalent to 83.5% of the height of one lumbar vertebra. Thus the examiners had a 68% chance of agreeing on the most-fixated level, or at least the motion segment (consisting of 2 vertebra) including it.
Parameter Abbreviation Definition 1 Angle oflumbar LLA The angle between two lordosis straight lines passing along the upper border of the body of first lumbar vertebra (L1) and the upper sacral border.
The left proximal tibia and third lumbar vertebra were removed, dissected free of soft tissue, and fixed with 4% paraformaldehyde for 16-18 h at 4[degrees]C.
Individuals who met criteria for osteoporosis and had had one or more non-traumatic fractures were classified as 'severe osteoporosis.' In this study the classification of subjects was based on the average T-value for the four lumbar vertebra assessed.
Two papers from Capital Medical University in Beijing propose a method for lumbar vertebra CT image segmentation and an algorithm for anatomic contour extraction from vertebra CT images.
According to our data, the so-called Johnson-Thompson index (ratio of the size of the sagittal spinal canal to the sagittal vertebral body size) from the first through fifth lumbar vertebral segment is in the range from 1:1.88 to 1:1.74 to the level of lumbar vertebra; i.e.
In fact, wearing high heels can lead to the flattening of the lumbar vertebra (one of 5 vertebrae in the human vertebral column), adds Saleh.
Abstract: The paper presents a finite element analysis of three insertion directions of pedicle screw in lumbar vertebra, the purpose being to investigate the impact of the implantation trajectory over the stability of vertebral pedicle-screw interface, by comparing the maximal displacements obtained for the same pull-out force.
The differences were significant at the femur and first lumbar vertebra, but not at the other lumbar measurements.