Raghu N. Natarajan - Publications

Affiliations: 
Bioengineering University of Illinois at Chicago, Chicago, IL, United States 
Area:
Biomedical Engineering, Biomechanics Biophysics

75 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2021 Oe S, Narita K, Hasegawa K, Natarajan RN, Yamato Y, Hasegawa T, Yoshida G, Banno T, Arima H, Mihara Y, Ushirozako H, Ide K, Yamada T, Watanabe Y, Matsuyama Y. Longer Screws Can Reduce the Stress on the Upper Instrumented Vertebra With Long Spinal Fusion Surgery: A Finite Element Analysis Study. Global Spine Journal. 21925682211018467. PMID 34002639 DOI: 10.1177/21925682211018467  0.307
2020 Natarajan RN, Watanabe K, Hasegawa K. Posterior bone graft in lumbar spine surgery reduces the stress in the screw-rod system- A finite element study. Journal of the Mechanical Behavior of Biomedical Materials. 104: 103628. PMID 31929096 DOI: 10.1016/J.Jmbbm.2020.103628  0.363
2018 Natarajan RN, Watanabe K, Hasegawa K. Biomechanical Analysis of a Long-Segment Fusion in a Lumbar Spine-A Finite Element Model Study. Journal of Biomechanical Engineering. 140. PMID 29801167 DOI: 10.1115/1.4039989  0.489
2016 Natarajan RN, Andersson GB. Lumbar disc degeneration is an equally important risk factor as lumbar fusion for causing adjacent segment disc disease. Journal of Orthopaedic Research : Official Publication of the Orthopaedic Research Society. PMID 27152925 DOI: 10.1002/Jor.23283  0.457
2014 Hong JT, Qasim M, Espinoza Orías AA, Natarajan RN, An HS. A biomechanical comparison of three different posterior fixation constructs used for c6-c7 cervical spine immobilization: a finite element study. Neurologia Medico-Chirurgica. 54: 727-35. PMID 24418790 DOI: 10.2176/Nmc.Oa.2013-0004  0.62
2014 Qasim M, Natarajan RN, An HS, Andersson GB. Damage accumulation location under cyclic loading in the lumbar disc shifts from inner annulus lamellae to peripheral annulus with increasing disc degeneration. Journal of Biomechanics. 47: 24-31. PMID 24231247 DOI: 10.1016/J.Jbiomech.2013.10.032  0.603
2014 Hussain M, Nassr A, Natarajan RN, An HS, Andersson GB. Relationship between biomechanical changes at adjacent segments and number of fused bone grafts in multilevel cervical fusions: a finite element investigation. Journal of Neurosurgery. Spine. 20: 22-9. PMID 24180310 DOI: 10.3171/2013.9.Spine121081  0.68
2014 Hong JT, Qasim M, Espinoza Orías AA, Natarajan RN, An HS. A biomechanical comparison of three different posterior fixation constructs used for C6–C7 cervical spine immobilization: A finite element study Neurologia Medico-Chirurgica. 54: 727-735. DOI: 10.2176/nmc.oa.2013-0004  0.367
2013 Qasim M, Hong JT, Natarajan RN, An HS. A Biomechanical Comparison of Intralaminar C7 Screw Constructs with and without Offset Connector Used for C6-7 Cervical Spine Immobilization : A Finite Element Study. Journal of Korean Neurosurgical Society. 53: 331-6. PMID 24003366 DOI: 10.3340/Jkns.2013.53.6.331  0.623
2013 Hussain M, Nassr A, Natarajan RN, An HS, Andersson GB. Biomechanics of adjacent segments after a multilevel cervical corpectomy using anterior, posterior, and combined anterior-posterior instrumentation techniques: a finite element model study. The Spine Journal : Official Journal of the North American Spine Society. 13: 689-96. PMID 23578989 DOI: 10.1016/J.Spinee.2013.02.062  0.697
2013 Natarajan RN, Gorasia J, Andersson G. Generation of grade specific finite element model of lumbar spines Asme 2013 Summer Bioengineering Conference, Sbc 2013. 1. DOI: 10.1115/SBC2013-14123  0.329
2012 Qasim M, Natarajan RN, An HS, Andersson GB. 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. 45: 1934-40. PMID 22682891 DOI: 10.1016/J.Jbiomech.2012.05.022  0.62
2012 Hussain M, Natarajan RN, Chaudhary G, An HS, Andersson GB. 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. 25: 218-25. PMID 22652989 DOI: 10.1097/Bsd.0B013E3182159776  0.671
2012 Hussain M, Nassr A, Natarajan RN, An HS, Andersson GB. 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. 12: 401-8. PMID 22572585 DOI: 10.1016/J.Spinee.2012.03.025  0.636
2012 Duaibis R, Kusnoto B, Natarajan R, Zhao L, Evans C. Factors affecting stresses in cortical bone around miniscrew implants: a three-dimensional finite element study. The Angle Orthodontist. 82: 875-80. PMID 22390634 DOI: 10.2319/111011-696.1  0.39
2012 Hussain M, Natarajan RN, An HS, Andersson GB. 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. 34: 552-8. PMID 21925919 DOI: 10.1016/J.Medengphy.2011.08.014  0.665
2011 Hussain M, Nassr A, Natarajan RN, An HS, Andersson GB. 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. 11: 324-30. PMID 21474084 DOI: 10.1016/J.Spinee.2011.02.008  0.67
2011 Rajasekaran S, Natarajan RN, Babu JN, Kanna PR, Shetty AP, Andersson GB. 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. 36: E1435-45. PMID 21343857 DOI: 10.1097/Brs.0B013E3182041E3C  0.359
2011 Hussain M, Natarajan RN, Chaudhary G, An HS, Andersson GB. 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. 36: E245-55. PMID 21270714 DOI: 10.1097/Brs.0B013E3181F2Af72  0.616
2011 Hussain M, Natarajan RN, Chaudhary G, An HS, Andersson GB. 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. 33: 438-45. PMID 21167763 DOI: 10.1016/J.Medengphy.2010.11.011  0.607
2010 Hussain M, Natarajan RN, An HS, Andersson GB. 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. 35: E873-81. PMID 21289493 DOI: 10.1097/Brs.0B013E3181Dc60A9  0.63
2010 Hussain M, Natarajan RN, An HS, Andersson GB. 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. 10: 1069-77. PMID 21094468 DOI: 10.1016/J.Spinee.2010.09.012  0.697
2010 Takigawa T, Espinoza Orías AA, An HS, Gohgi S, Udayakumar RK, Sugisaki K, Natarajan RN, Wimmer MA, Inoue N. Spinal kinematics and facet load transmission after total disc replacement. Spine. 35: E1160-6. PMID 20881657 DOI: 10.1097/Brs.0B013E3181E5352D  0.406
2010 Hussain M, Natarajan RN, An HS, Andersson GB. Motion changes in adjacent segments due to moderate and severe degeneration in C5-C6 disc: a poroelastic C3-T1 finite element model study. Spine. 35: 939-47. PMID 20375779 DOI: 10.1097/Brs.0B013E3181Bd419B  0.631
2010 Natarajan RN, Qasim M, An H, Andersson GBJ. Effect of annular micro tear on lumbar intervertebral disc biomechanics Asme 2010 Summer Bioengineering Conference, Sbc 2010. 817-818. DOI: 10.1115/SBC2010-19025  0.489
2009 Hussain M, Natarajan RN, Fayyazi AH, Braaksma BR, Andersson GB, An HS. 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. 9: 1016-23. PMID 19819193 DOI: 10.1016/J.Spinee.2009.08.461  0.698
2009 Lavender SA, Li YC, Natarajan RN, Andersson GBJ. Does the asymmetry multiplier in the 1991 NIOSH lifting equation adequately control the biomechanical loading of the spine? Ergonomics. 52: 71-79. PMID 19308820 DOI: 10.1080/00140130802480802  0.409
2009 Ruberté LM, Natarajan RN, Andersson GB. Influence of single-level lumbar degenerative disc disease on the behavior of the adjacent segments--a finite element model study. Journal of Biomechanics. 42: 341-8. PMID 19136113 DOI: 10.1016/J.Jbiomech.2008.11.024  0.449
2009 Bresnahan L, Ogden AT, Natarajan RN, Fessler RG. 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. 34: 17-23. PMID 19127157 DOI: 10.1097/Brs.0B013E318191438B  0.332
2009 Ogden AT, Bresnahan L, Smith JS, Natarajan R, Fessler RG. Biomechanical comparison of traditional and minimally invasive intradural tumor exposures using finite element analysis. Clinical Biomechanics (Bristol, Avon). 24: 143-7. PMID 19121823 DOI: 10.1016/J.Clinbiomech.2008.11.005  0.324
2008 Natarajan RN, Lavender SA, An HA, Andersson GB. Biomechanical response of a lumbar intervertebral disc to manual lifting activities: a poroelastic finite element model study. Spine. 33: 1958-65. PMID 18708928 DOI: 10.1097/Brs.0B013E3181822742  0.498
2008 Natarajan RN, Williams JR, Lavender SA, An HS, Anderson GB. 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. 222: 195-207. PMID 18441755 DOI: 10.1243/09544119JEIM260  0.633
2008 Bresnahan L, Odgen A, Natarajan R, Andersson G, Fessler R. P104. Biomechanical Changes Due to Graded Removal of Posterior Elements in the Lumbar Spine The Spine Journal. 8: 151S. DOI: 10.1016/J.Spinee.2008.06.746  0.414
2007 Williams JR, Natarajan RN, Andersson GB. Inclusion of regional poroelastic material properties better predicts biomechanical behavior of lumbar discs subjected to dynamic loading. Journal of Biomechanics. 40: 1981-7. PMID 17156786 DOI: 10.1016/J.Jbiomech.2006.09.022  0.641
2007 Renner SM, Natarajan RN, Patwardhan AG, Havey RM, Voronov LI, Guo BY, Andersson GB, An HS. Novel model to analyze the effect of a large compressive follower pre-load on range of motions in a lumbar spine. Journal of Biomechanics. 40: 1326-32. PMID 16843473 DOI: 10.1016/J.Jbiomech.2006.05.019  0.488
2007 Natarajan RN, Williams JR, Lavender SA, Andersson GBJ. Poro-elastic finite element model to predict the failure progression in a lumbar disc due to cyclic loading Computers and Structures. 85: 1142-1151. DOI: 10.1016/J.Compstruc.2006.08.043  0.664
2007 Hussain M, Natarajan RN, Andersson GBJ, An HS. Effect of a degenerated C5-C6 disc on the biomechanics of adjacent levels - A poroelastic finite element investigation Proceedings of the Asme Summer Bioengineering Conference 2007, Sbc 2007. 411-412.  0.6
2007 Hussain M, Nassr AN, Natarajan RN, Andersson GBJ, An HS. Effect of corpectomy and discectomy fusion procedures on the stability of multi-level cervical construct with anterior rigid screw-plate fixation - A finite element model study Proceedings of the Asme Summer Bioengineering Conference 2007, Sbc 2007. 435-436.  0.62
2007 Natarajan RN, Williams JR, Lavender SA, Andersson GBJ. Relationship between lumbar disc injury and manual lifting - A finite element model study Proceedings of the Asme Summer Bioengineering Conference 2007, Sbc 2007. 293-294.  0.568
2006 Natarajan RN, Williams JR, Andersson GB. Modeling changes in intervertebral disc mechanics with degeneration. The Journal of Bone and Joint Surgery. American Volume. 88: 36-40. PMID 16595441 DOI: 10.2106/Jbjs.F.00002  0.687
2005 Renner SM, Natarajan RN, Andersson GBJ, Patwardhan AG, An HS. Effect of compressive pre load on range of motion of the entire lumbar spine Proceedings of the 2005 Summer Bioengineering Conference. 2005: 453-454.  0.309
2005 Williams JR, Natarajan RN, Andersson GBJ. Biomechanical response of a lumbar motion segment under physiological loading conditions that includes large shear loads Proceedings of the 2005 Summer Bioengineering Conference. 2005: 325-326.  0.322
2004 Natarajan RN, Williams JR, Andersson GB. Recent advances in analytical modeling of lumbar disc degeneration. Spine. 29: 2733-41. PMID 15564922 DOI: 10.1097/01.Brs.0000146471.59052.E6  0.687
2004 An HS, Anderson PA, Haughton VM, Iatridis JC, Kang JD, Lotz JC, Natarajan RN, Oegema TR, Roughley P, Setton LA, Urban JP, Videman T, Andersson GB, Weinstein JN. Introduction: disc degeneration: summary. Spine. 29: 2677-8. PMID 15564916 DOI: 10.1097/01.Brs.0000147573.88916.C6  0.323
2004 Williams JR, Natarajan RN, Andersson GBJ. Prediction of endplate bulging with and without inclusion of physiological swelling pressure and strain dependent permeability and porosity Advances in Bioengineering, Bed. 207-208.  0.573
2004 Hussain M, Natarajan RN, Deol GS, Andersson GBJ, An HA. Stability of corpectomy with anterior cervical plating depends on the angular placement of the screws: A FE model study Advances in Bioengineering, Bed. 209-210.  0.585
2003 Natarajan RN, Garretson RB, Biyani A, Lim TH, Andersson GB, An HS. Effects of slip severity and loading directions on the stability of isthmic spondylolisthesis: a finite element model study. Spine. 28: 1103-12. PMID 12782976 DOI: 10.1097/01.Brs.0000067273.32911.C7  0.468
2003 Natarajan RN, Andersson GBJ, An HS. Biomechanical changes at adjacent-level segments after anterior cervical discectomy and fusion American Society of Mechanical Engineers, Bioengineering Division (Publication) Bed. 55: 373-374. DOI: 10.1115/IMECE2003-42958  0.302
2003 Natarajan RN, Williams JR, Andersson GBJ. Finite element model of a lumbar spinal motion segment to predict circadian variation in stature Computers and Structures. 81: 835-842. DOI: 10.1016/S0045-7949(02)00400-5  0.662
2002 Surace MF, Berzins A, Urban RM, Jacobs JJ, Berger RA, Natarajan RN, Andriacchi TP, Galante JO. Coventry Award paper. Backsurface wear and deformation in polyethylene tibial inserts retrieved postmortem. Clinical Orthopaedics and Related Research. 14-23. PMID 12439232 DOI: 10.1097/00003086-200211000-00004  0.372
2002 Natarajan RN, Andersson GB, Patwardhan AG, Verma S. Effect of annular incision type on the change in biomechanical properties in a herniated lumbar intervertebral disc. Journal of Biomechanical Engineering. 124: 229-36. PMID 12002133 DOI: 10.1115/1.1449906  0.454
2001 Lim T, Kwon H, Jeon C, Kim JG, Sokolowski M, Natarajan R, An HS, Andersson GBJ. Effect of endplate conditions and bone mineral density on the compressive strength of the graft-endplate interface in anterior cervical spine fusion. Spine. 26: 951-956. PMID 11317120 DOI: 10.1097/00007632-200104150-00021  0.628
2001 Chen BH, Natarajan RN, An HS, Andersson GBJ. 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. 14: 17-20. PMID 11242270 DOI: 10.1097/00002517-200102000-00004  0.438
2001 Natarajan RN, Williams JR, Andersson GBJ. Biomechanical response in a lumbar motion segment to dynamic lifting activity American Society of Mechanical Engineers, Bioengineering Division (Publication) Bed. 50: 823-824.  0.316
2001 Natarajan RN, Williams JR, Andersson GBJ. Effect of frequency of cyclic loading on biomechanical properties of lumbar intervertebral joints American Society of Mechanical Engineers, Bioengineering Division (Publication) Bed. 51: 79-80.  0.339
2000 Weinans H, R. Sumner D, Igloria R, Natarajan RN. Sensitivity of periprosthetic stress-shielding to load and the bone density-modulus relationship in subject-specific finite element models Journal of Biomechanics. 33: 809-817. PMID 10831755 DOI: 10.1016/S0021-9290(00)00036-1  0.415
2000 Natarajan RN, Chen BH, An HS, Andersson GBJ. Anterior cervical fusion: A finite element model study on motion segment stability including the effect of osteoporosis Spine. 25: 955-961. PMID 10767808 DOI: 10.1097/00007632-200004150-00010  0.473
2000 Natarajan RN, Garretson RB, An H, Andersson GBJ. Stability of isthmic spondylolisthesis: Finite element model study American Society of Mechanical Engineers, Bioengineering Division (Publication) Bed. 48: 281-282.  0.351
1999 Natarajan RN, Andersson GBJ. The influence of lumbar disc height and cross-sectional area on the mechanical response of the disc to physiologic loading Spine. 24: 1873-1881. PMID 10515010 DOI: 10.1097/00007632-199909150-00003  0.492
1999 Natarajan RN, Andersson GB, Patwardhan AG, Andriacchi TP. 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. 121: 215-21. PMID 10211456 DOI: 10.1115/1.2835106  0.412
1999 Lavender SA, Li YC, Andersson GBJ, Natarajan RN. The effects of lifting speed on the peak external forward bending, lateral bending, and twisting spine moments Ergonomics. 42: 111-125. PMID 9973875 DOI: 10.1080/001401399185838  0.384
1999 Natarajan RN, Chen BH, An HS, Andersson GBJ. Biomechanical study on the stability of cervical graft fusion American Society of Mechanical Engineers, Bioengineering Division (Publication) Bed. 42: 57-58.  0.42
1998 Wimmer MA, Andriacchi TP, Natarajan RN, Loos J, Karlhuber M, Petermann J, Schneider E, Rosenberg AG. A striated pattern of wear in ultrahigh-molecular-weight polyethylene components of Miller-Galante total knee arthroplasty Journal of Arthroplasty. 13: 8-16. PMID 9493532 DOI: 10.1016/S0883-5403(98)90069-9  0.322
1997 Natarajan RN, Andersson GBJ. Modeling the annular incision in a herniated lumbar intervertebral disk to study its effect on disk stability Computers and Structures. 64: 1291-1297. DOI: 10.1016/S0045-7949(97)00023-0  0.415
1994 Berzins A, Sumner DR, Turner TM, Natarajan R. 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. 5: 349-52. PMID 8580542 DOI: 10.1002/Jab.770050410  0.411
1994 Freeman PM, Natarajan RN, Kimura JH, Andriacchi TP. Chondrocyte cells respond mechanically to compressive loads Journal of Orthopaedic Research. 12: 311-320. PMID 8207584 DOI: 10.1002/Jor.1100120303  0.45
1994 Natarajan RN, Ke JH, Andersson GBJ. A model to study the disc degeneration process Spine. 19: 259-265. PMID 8171355 DOI: 10.1097/00007632-199402000-00001  0.513
1994 Wasielewski RC, Galante JO, Leighty RM, Natarajan RN, Rosenberg AG. Wear patterns on retrieved polyethylene tibial inserts and their relationship to technical considerations during total knee arthroplasty Clinical Orthopaedics and Related Research. 31-43. PMID 8119035 DOI: 10.1097/00003086-199402000-00005  0.33
1994 Sumner DR, Berzins A, Turner TM, Igloria R, Natarajan RN. Initial in vitro stability of the tibial component in a canine model of cementless total knee replacement Journal of Biomechanics. 27: 929-939. PMID 8063843 DOI: 10.1016/0021-9290(94)90265-8  0.399
1993 Natarajan R, Sumner D, Andriacchi T. The effect of femoral component geometry on proximal femoral stress shielding Journal of Biomechanics. 26: 290. DOI: 10.1016/0021-9290(93)90383-P  0.3
1992 Ke JH, Natarajan RN, Andersson GBJ. Finite element model to predict failure initiation and propagation of degenerative tears in a motion segment American Society of Mechanical Engineers, Bioengineering Division (Publication) Bed. 22: 477-480.  0.359
1987 Natarajan R, Widera GEO, Afshari P. A Finite Element Model to Analyze Cylinder-Cylinder Intersections Journal of Pressure Vessel Technology-Transactions of the Asme. 109: 411-420. DOI: 10.1115/1.3264924  0.453
1987 Natarajan R. A finite element for analysis of elbows subjected to different loads and end constraints Computers and Structures. 26: 561-574. DOI: 10.1016/0045-7949(87)90004-6  0.421
1986 JEELANI S, NATARAJAN R, REDDY G. A subsized fatigue specimen International Journal of Fatigue. 8: 159-164. DOI: 10.1016/0142-1123(86)90008-3  0.362
1985 Natarajan R, Mirza S. Effect of Internal Pressure on Flexibility Factors in Pipe Elbows With End Constraints Journal of Pressure Vessel Technology-Transactions of the Asme. 107: 60-63. DOI: 10.1115/1.3264406  0.323
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