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Raghu Natarajan

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TOP 3
Ramzi Duaibis; Budi Kusnoto; Raghu N Natarajan; Linping Zhao; Carlotta A. Evans
Factors affecting stresses in cortical bone around miniscrew implants: a three-dimensional finite element study.
Muhammad Qasim; Raghu N Natarajan; Howard S An; Gunnar B J Andersson
Initiation and progression of mechanical damage in the intervertebral disc under cyclic loading using continuum damage mechanics methodology: A finite element study.
Mozammil Hussain; Raghu N Natarajan; Howard S An; Gulafsha Chaudhary; Gunnar B J Andersson
Posterior facet load changes in adjacent segments due to moderate and severe degeneration in C5-C6 disc: a poroelastic C3-T1 finite element model study.

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All Publications

2012: Ramzi Duaibis; Budi Kusnoto; Raghu N Natarajan; Linping Zhao; Carlotta A. Evans
Factors affecting stresses in cortical bone around miniscrew implants: a three-dimensional finite element study.
The Angle orthodontist 2012;82(5):875-80.
2012: Muhammad Qasim; Raghu N Natarajan; Howard S An; Gunnar B J Andersson
Initiation and progression of mechanical damage in the intervertebral disc under cyclic loading using continuum damage mechanics methodology: A finite element study.
Journal of biomechanics 2012;45(11):1934-40.
2012: Mozammil Hussain; Raghu N Natarajan; Howard S An; Gulafsha Chaudhary; Gunnar B J Andersson
Posterior facet load changes in adjacent segments due to moderate and severe degeneration in C5-C6 disc: a poroelastic C3-T1 finite element model study.
Journal of spinal disorders & techniques 2012;25(4):218-25.
2012: Mozammil Hussain; Raghu N Natarajan; Howard S An; Gunnar B J Andersson
Progressive disc degeneration at C5-C6 segment affects the mechanics between disc heights and posterior facets above and below the degenerated segment: A flexion-extension investigation using a poroelastic C3-T1 finite element model.
Medical engineering & physics 2012;34(5):552-8.
2012: Mozammil Hussain; Ahmad Nassr; Raghu N Natarajan; Howard S An; Gunnar B J Andersson
Corpectomy versus discectomy for the treatment of multilevel cervical spine pathology: a finite element model analysis.
The spine journal : official journal of the North American Spine Society 2012;12(5):401-8.
2011: S Rajasekaran; Ajoy P Shetty; J Naresh Babu; P Rishi Mugesh Kanna; Raghu N Natarajan; Gunnar B J Andersson
Lumbar vertebral growth is governed by "chondral growth force response curve" rather than "Hueter-Volkmann law": a clinico-biomechanical study of growth modulation changes in childhood spinal tuberculosis.
Spine 2011;36(22):E1435-45.
2011: Mozammil Hussain; Raghu N Natarajan; Gulafsha Chaudhary; Howard S An; Gunnar B J Andersson
Relative contributions of strain-dependent permeability and fixed charged density of proteoglycans in predicting cervical disc biomechanics: a poroelastic C5-C6 finite element model study.
Medical engineering & physics 2011;33(4):438-45.
2011: Mozammil Hussain; Ahmad Nassr; Raghu N Natarajan; Howard S An; Gunnar B J Andersson
Biomechanical effects of anterior, posterior, and combined anterior-posterior instrumentation techniques on the stability of a multilevel cervical corpectomy construct: a finite element model analysis.
The spine journal : official journal of the North American Spine Society 2011;11(4):324-30.
2011: Mozammil Hussain; Raghu N Natarajan; Gulafsha Chaudhary; Howard S An; Gunnar B Andersson
Simulation of inhomogeneous rather than homogeneous poroelastic tissue material properties within disc annulus and nucleus better predicts cervical spine response: a C3-T1 finite element model analysis under compression and moment loadings.
Spine 2011;36(4):E245-55.
2010: Mozammil Hussain; Raghu N Natarajan; Howard S An; Gunnar B J Andersson
Reduction in segmental flexibility because of disc degeneration is accompanied by higher changes in facet loads than changes in disc pressure: a poroelastic C5-C6 finite element investigation.
The spine journal : official journal of the North American Spine Society 2010;10(12):1069-77.
2010: Tomoyuki Takigawa; Alejandro A Espinoza Orías; Howard S An; Satoshi Gohgi; Ranjith K Udayakumar; Keizo Sugisaki; Raghu N Natarajan; Markus A Wimmer; Nozomu Inoue
Spinal kinematics and facet load transmission after total disc replacement.
Spine 2010;35(22):E1160-6.
2010: Mozammil Hussain; Raghu N Natarajan; Howard S An; Gunnar B J Andersson
Patterns of height changes in anterior and posterior cervical disc regions affects the contact loading at posterior facets during moderate and severe disc degeneration: a poroelastic C5-C6 finite element model study.
Spine 2010;35(18):E873-81.
2010: Lacey Bresnahan; Richard G Fessler; Raghu N Natarajan
Evaluation of change in muscle activity as a result of posterior lumbar spine surgery using a dynamic modeling system.
Spine 2010;35(16):E761-7.
2010: Mozammil Hussain; Raghu N Natarajan; Howard S An; Gunnar B J Andersson
Motion changes in adjacent segments due to moderate and severe degeneration in C5-C6 disc: a poroelastic C3-T1 finite element model study.
Spine 2010;35(9):939-47.
2009: Mozammil Hussain; Raghu N Natarajan; Amir Hossain Fayyazi; Brian R Braaksma; Gunnar B J Andersson; Howard S An
Screw angulation affects bone-screw stresses and bone graft load sharing in anterior cervical corpectomy fusion with a rigid screw-plate construct: a finite element model study.
The spine journal : official journal of the North American Spine Society 2009;9(12):1016-23.
2009: Lissette M Ruberté; Raghu N Natarajan; Gunnar Bj Andersson
Influence of single-level lumbar degenerative disc disease on the behavior of the adjacent segments--a finite element model study.
Journal of biomechanics 2009;42(3):341-8.
2009: Alfred T Ogden; Lacey Bresnahan; Justin S Smith; Raghu N Natarajan; Richard G Fessler
Biomechanical comparison of traditional and minimally invasive intradural tumor exposures using finite element analysis.
Clinical biomechanics (Bristol, Avon) 2009;24(2):143-7.
2009: Steven A Lavender; Y C Li; Raghu N Natarajan; G B J Andersson
Does the asymmetry multiplier in the 1991 NIOSH lifting equation adequately control the biomechanical loading of the spine?
Ergonomics 2009;52(1):71-9.
2009: Lacey Bresnahan; Alfred T Ogden; Raghu N Natarajan; Richard G Fessler
A biomechanical evaluation of graded posterior element removal for treatment of lumbar stenosis: comparison of a minimally invasive approach with two standard laminectomy techniques.
Spine 2009;34(1):17-23.
2008: Raghu N Natarajan; Steven A Lavender; Howard A An; Gunnar B J Andersson
Biomechanical response of a lumbar intervertebral disc to manual lifting activities: a poroelastic finite element model study.
Spine 2008;33(18):1958-65.
2008: Raghu N Natarajan; Jamie Williams; Steven A Lavender; Howard S An; G B Anderson
Relationship between disc injury and manual lifting: a poroelastic finite element model study.
Proceedings of the Institution of Mechanical Engineers. Part H, Journal of engineering in medicine 2008;222(2):195-207.
2007: Jamie Williams; Raghu N Natarajan; Gunnar B J Andersson
Inclusion of regional poroelastic material properties better predicts biomechanical behavior of lumbar discs subjected to dynamic loading.
Journal of biomechanics 2007;40(9):1981-7.
2007: Susan M Renner; Raghu N Natarajan; Avinash G Patwardhan; Robert M Havey; Leonard I Voronov; Bev Y Guo; Gunnar B J Andersson; Howard S An
Novel model to analyze the effect of a large compressive follower pre-load on range of motions in a lumbar spine.
Journal of biomechanics 2007;40(6):1326-32.
2006: Raghu N Natarajan; Jamie Williams; Gunnar B J Andersson
Modeling changes in intervertebral disc mechanics with degeneration.
The Journal of bone and joint surgery. American volume 2006;88 Suppl 2():36-40.
2004: Raghu N Natarajan; Jamie Williams; Gunnar B J Andersson
Recent advances in analytical modeling of lumbar disc degeneration.
Spine 2004;29(23):2733-41.
2004: Howard S An; Paul A Anderson; Victor M Haughton; James C Iatridis; James D Kang; Jeffrey C Lotz; Raghu N Natarajan; Theodore R Oegema; Peter J Roughley; Lori A Setton; Jill P Urban; Tapio Videman; Gunnar B J Andersson; James N Weinstein
Introduction: disc degeneration: summary.
Spine 2004;29(23):2677-8.
2003: Raghu N Natarajan; Robert B Garretson; Ashok Biyani; Tae-Hong Lim; Gunnar B J Andersson; Howard S An
Effects of slip severity and loading directions on the stability of isthmic spondylolisthesis: a finite element model study.
Spine 2003;28(11):1103-12.
2002: Michele Surace; Aivars Berzins; Robert M Urban; Joshua J Jacobs; Richard A Berger; Raghu N Natarajan; Thomas P Andriacchi; Jorge O Galante
Coventry Award paper. Backsurface wear and deformation in polyethylene tibial inserts retrieved postmortem.
Clinical orthopaedics and related research 2002;(404):14-23.
2002: Aivars Berzins; Joshua J Jacobs; Richard Berger; Chris Ed; Raghu N Natarajan; Thomas P Andriacchi; Jorge O Galante
Surface damage in machined ram-extruded and net-shape molded retrieved polyethylene tibial inserts of total knee replacements.
The Journal of bone and joint surgery. American volume 2002;84-A(9):1534-40.
2002: Raghu N Natarajan; Gunnar B J Andersson; Avinash G Patwardhan; S Verma
Effect of annular incision type on the change in biomechanical properties in a herniated lumbar intervertebral disc.
Journal of biomechanical engineering 2002;124(2):229-36.
2001: Tae-Hong Lim; H Kwon; CH Jeon; J G Kim; M Sokolowski; Raghu N Natarajan; Howard S An; Gunnar B J Andersson
Effect of endplate conditions and bone mineral density on the compressive strength of the graft-endplate interface in anterior cervical spine fusion.
Spine 2001;26(8):951-6.
2001: B H Chen; Raghu N Natarajan; Howard S An; Gunnar B J Andersson
Comparison of biomechanical response to surgical procedures used for cervical radiculopathy: posterior keyhole foraminotomy versus anterior foraminotomy and discectomy versus anterior discectomy with fusion.
Journal of spinal disorders 2001;14(1):17-20.
2000: Harrie Weinans; Dale R Sumner; R Igloria; Raghu N Natarajan
Sensitivity of periprosthetic stress-shielding to load and the bone density-modulus relationship in subject-specific finite element models.
Journal of biomechanics 2000;33(7):809-17.
2000: Raghu N Natarajan; B H Chen; Howard S An; Gunnar B J Andersson
Anterior cervical fusion: a finite element model study on motion segment stability including the effect of osteoporosis.
Spine 2000;25(8):955-61.
1999: Raghu N Natarajan; Gunnar B J Andersson
The influence of lumbar disc height and cross-sectional area on the mechanical response of the disc to physiologic loading.
Spine 1999;24(18):1873-81.
1999: Raghu N Natarajan; Gunnar B J Andersson; Avinash G Patwardhan; Thomas P Andriacchi
Study on effect of graded facetectomy on change in lumbar motion segment torsional flexibility using three-dimensional continuum contact representation for facet joints.
Journal of biomechanical engineering 1999;121(2):215-21.
1999: Steven A Lavender; Y C Li; Gunnar B J Andersson; Raghu N Natarajan
The effects of lifting speed on the peak external forward bending, lateral bending, and twisting spine moments.
Ergonomics 1999;42(1):111-25.
1998: Markus A Wimmer; Thomas P Andriacchi; Raghu N Natarajan; J Loos; M Karlhuber; J Petermann; E Schneider; Aaron G Rosenberg
A striated pattern of wear in ultrahigh-molecular-weight polyethylene components of Miller-Galante total knee arthroplasty.
The Journal of arthroplasty 1998;13(1):8-16.
1994: Dale R Sumner; Aivars Berzins; Thomas M Turner; R Igloria; Raghu N Natarajan
Initial in vitro stability of the tibial component in a canine model of cementless total knee replacement.
Journal of biomechanics 1994;27(7):929-39.
1994: P M Freeman; Raghu N Natarajan; J H Kimura; Thomas P Andriacchi
Chondrocyte cells respond mechanically to compressive loads.
Journal of orthopaedic research : official publication of the Orthopaedic Research Society 1994;12(3):311-20.
1994: Raghu N Natarajan; J H Ke; Gunnar B J Andersson
A model to study the disc degeneration process.
Spine 1994;19(3):259-65.
1994: Ray C Wasielewski; J O Galante; R M Leighty; Raghu N Natarajan; Aaron G Rosenberg
Wear patterns on retrieved polyethylene tibial inserts and their relationship to technical considerations during total knee arthroplasty.
Clinical orthopaedics and related research 1994;(299):31-43.
1994: Aivars Berzins; Dale R Sumner; Thomas M Turner; Raghu N Natarajan
Effects of fixation technique on displacement incompatibilities at the bone-implant interface in cementless total knee replacement in a canine model.
Journal of applied biomaterials : an official journal of the Society for Biomaterials 1994;5(4):349-52.
1977: S C Panda; Raghu N Natarajan
Finite-element method of stress analysis in the human left ventricular layered wall structure.
Medical & biological engineering & computing 1977;15(1):67-71.
1976: B B Gupta; Raghu N Natarajan; V Seshadri
Analysis of blood flow in capillaries by finite element method.
Microvascular research 1976;12(1):91-100.