[PDF][PDF] Studies on structural changes in the lumbar annulus fibrosus

C Hirsch, F Schajowicz - Acta Orthopaedica Scandinavica, 1952 - Taylor & Francis
… is due to ruptures in the annulus fibrosus, the question naturally … But why should an annulus
rupture give pain if it does not … a lumbar intervertebral disc, in which the annulus fibrosus has …

Shear mechanical properties of human lumbar annulus fibrosus

JC Iatridis, S Kumar, RJ Foster… - Journal of …, 1999 - Wiley Online Library
… of the annulus fibrosus. This study obtained shear material properties of the annulus fibrosus
and … The annulus fibrosus material was less stiff and more dissipative at larger shear strain …

[PDF][PDF] Tensile properties of the human lumbar annulus fibrosus

JO Galante - Acta Orthopaedica Scandinavica, 1967 - Taylor & Francis
… In this investigation the tensile properties of the lumbar annulus fibrosus were studied in
human postmortem specimens. As a primary step the variables incident to the methods of …

[HTML][HTML] Advanced strategies for the regeneration of lumbar disc annulus fibrosus

J Tavakoli, AD Diwan, JL Tipper - International journal of molecular …, 2020 - mdpi.com
Damage to the annulus fibrosus (AF), the outer region of the intervertebral disc (IVD), results
in an undesirable condition that may accelerate IVD degeneration causing low back pain. …

Application of a new calibration method for a three-dimensional finite element model of a human lumbar annulus fibrosus

H Schmidt, F Heuer, U Simon, A Kettler… - Clinical …, 2006 - Elsevier
BACKGROUND: Major deficits of many finite element models of the lumbar spine are the …
the two-composite structure of the annulus fibrosus, the ground substance and collagen fibers. …

Radial tensile properties of the lumbar annulus fibrosus are site and degeneration dependent

Y Fujita, NA Duncan, JC Lotz - Journal of orthopaedic research, 1997 - Wiley Online Library
We conducted an in vitro study of the radial tensile properties of the annulus fibrosus. The
stress‐strain response was nonlinear, with a mean tangent modulus of 0.19 MPa at zero strain …

[PDF][PDF] The influence of spinal movements on the lumbar intradiscal pressure and on the tensile stresses in the annulus fibrosus

A Nachemson - Acta Orthopaedica Scandinavica, 1963 - Taylor & Francis
… the lateral bulging of the annulus fibrosus on tilted loading follows … part of the annulus fibrosus
in a normal lumbar disc to an … of dorsal annulus ruptures in the lumbar intervertebral discs. …

The micromechanical role of the annulus fibrosus components under physiological loading of the lumbar spine

UM Ayturk, JJ Garcia, CM Puttlitz - 2010 - asmedigitalcollection.asme.org
… disk components, in particular the annulus fibrosus, with respect to global motion is not well
… and orthotropic mechanical behavior of the annulus fibrosus in a finite element model of an …

Multi-segment FEA of the human lumbar spine including the heterogeneity of the annulus fibrosus

R Eberlein, GA Holzapfel, M Fröhlich - Computational Mechanics, 2004 - Springer
… in this study, because the lumbar spine specimen used for … constitutive equations for the
annulus fibrosus and the spinal … particular the heterogeneity of the annulus fibrosus is owed to …

Innervation of annulus fibrosus and posterior longitudinal ligament: fourth and fifth lumbar level

PG Roofe - Archives of Neurology & Psychiatry, 1940 - jamanetwork.com
… The object of this report is to record observations on the innervation of the annulus fibrosus
and the posterior longitudinal ligament at the fourth and fifth lumbar level. Recent reports in …