Ultrastructural organization of elastic fibres in the partition boundaries of the annulus fibrosus within the intervertebral disc

J Tavakoli, JJ Costi - Acta biomaterialia, 2018 - Elsevier
The relationship between elastic fibre disorders and disc degeneration, aging and
progression of spine deformity have been discussed in a small number of studies. However …

Quantifying the contributions of structure to annulus fibrosus mechanical function using a nonlinear, anisotropic, hyperelastic model

HL Guerin, DM Elliott - Journal of orthopaedic research, 2007 - Wiley Online Library
The annulus fibrosus of the intervertebral disc is comprised of concentric lamella of oriented
collagen fibers embedded in a hydrated proteoglycan matrix with smaller amounts of minor …

Qualitative and quantitative assessment of collagen and elastin in annulus fibrosus of the physiologic and scoliotic intervertebral discs

M Kobielarz, S Szotek, M Głowacki… - Journal of the …, 2016 - Elsevier
The biophysical properties of the annulus fibrosus of the intervertebral disc are determined
by collagen and elastin fibres. The progression of scoliosis is accompanied by a number of …

Regional annulus fibre orientations used as a tool for the calibration of lumbar intervertebral disc finite element models

A Malandrino, J Noailly, D Lacroix - Computer methods in …, 2013 - Taylor & Francis
The collagen network of the annulus fibrosus largely controls the functional biomechanics of
the lumbar intervertebral discs (IVDs). Quantitative anatomical examinations have shown …

On the fibre composite material models of disc annulus—comparison of predicted stresses

A Shirazi-Adl - Journal of Biomechanics, 1989 - Elsevier
An axisymmetric finite element model of a body-disc-body unit has been developed and
used to study the relative effects of two distinct direction-dependent material representations …

Fibre–matrix interaction in the human annulus fibrosus

Z Guo, X Shi, X Peng, F Caner - Journal of the mechanical behavior of …, 2012 - Elsevier
Although the mechanical behaviour of the human annulus fibrosus has been extensively
studied, the interaction between the collagen fibres and the ground matrix has not been well …

The stiffness of lumbar spinal motion segments with a high-intensity zone in the anulus fibrosus

TA Schmidt, HS An, TH Lim, BH Nowicki, VM Haughton - Spine, 1998 - journals.lww.com
Study Design. Biomechanical and anatomic study of human cadaveric spinal motion
segments. Objectives. To measure the stiffness of spinal motion segments by disc type and …

Human annulus fibrosus material properties from biaxial testing and constitutive modeling are altered with degeneration

GD O'Connell, S Sen, DM Elliott - Biomechanics and modeling in …, 2012 - Springer
The annulus fibrosus (AF) of the intervertebral disk undergoes large and multidirectional
stresses and strains. Uniaxial tensile tests are limited for measuring AF material properties …

On the collagen criss-cross angles in the annuli fibrosi of lumbar spine finite element models

J Noailly, JA Planell, D Lacroix - Biomechanics and modeling in …, 2011 - Springer
In the human lumbar spine, annulus fibrosus fibres largely contribute to intervertebral disc
stability. Detailed annulus models are therefore necessary to obtain reliable predictions of …

Mechanical yield of the lumbar annulus: a possible contributor to instability

BD Stemper, JL Baisden, N Yoganandan… - … of Neurosurgery: Spine, 2014 - thejns.org
Object Segmental instability in the lumbar spine can result from a number of mechanisms
including intervertebral disc degeneration and facet joint degradation. Under traumatic …