Clinical Biomechanics
Volume 16, Issue 8 , Pages 650-659 , October 2001

Trunk posture and spinal stability

  • K.P. Granata

      Affiliations

    • Motion Analysis and Motor Performance Laboratory, Kluge Children's Rehabilitation Center, University of Virginia, 2270 Ivy Road, Charlottesville, VA 22903, USA
    • Corresponding Author InformationCorresponding author
    • ,
  • S.E. Wilson

      Affiliations

    • Department of Mechanical Engineering, University of Kansas, Lawrence, KS, USA

Received 19 February 2001 ,Accepted 25 June 2001.

References 

  1. Waters TR, Putz-Anderson V, Garg A, et al.  Revised NIOSH equation for the design and evaluation of manual lifting tasks. Ergonomics. 1993;36:749–776
  2. Konz S. NIOSH lifting guidelines. Am. Ind. Hyg. Assoc. J. 1982;43:931–933
  3. Crisco JJ, Panjabi MM. Euler stability of the human ligamentous lumbar spine: Part I Theory. Clin Biomech 1992:719–26
  4. Punnet L, Fine LJ, Keyserling WM, et al. Back disorders and non-neutral trunk postures of automobile assembly workers. Scand J Work Environ Health 1991:17337–46
  5. Granata KP, Marras WS, Ferguson SA. Relation between biomechanical spinal load factors and risk of occupational low-back disorders. Proc Human Factors Ergon Soc 1996:656–60
  6. Wilke HJ, Wolf S, Claes LE, et al.  Stability increase of the lumbar spine with different muscle groups. Spine. 1995;20(2):192–198
  7. Quint U, Wilke HJ, Shirazi-Adl A, et al.  Importance of intersegmental trunk muscles for the stability of the lumbar spine. A biomechanical study in vitro. Spine. 1998;23(18):1937–1945
  8. Marras WS, Lavender SA, Leurgans S, et al.  Biomechanical risk factors for occupationally related low back disorder risk. Ergonomics. 1995;38(2):377–410
  9. Kelsey KL, Githens PB, White III AA, et al.  An epidemiologic study of lifting and twisting on the job and risk for acute prolapsed lumbar intervertebral disc. J. Orthop. Res. 1984;2(1):61–66
  10. Marras WS, Lavender SA, Leurgans SE, et al.  The role of dynamic three-dimensional trunk motion in occupationally related low back disorders: the effects of workplace factors, trunk position and trunk motion characteristics on risk of injury. Spine. 1993;18(5):617–628
  11. Marras WS, Mirka GA. A comprehensive evaluation of trunk response to asymmetric trunk motion. Spine. 1992;17(3):318–326
  12. Marras WS, Mirka GA. Muscle activities during asymmetric trunk angular accelerations. J. Orthop. Res. 1990;8(6):824–832
  13. Pope MH, Svensson MS, Andersson GBJ, et al.  The role of prerotation of the trunk in axial twisting efforts. Spine. 1987;12(10):1041–1045
  14. Cholewicki J, Panjabi M, Khachatryan A. Stabilizing function of trunk flexor-extensor muscles around a neutral spine posture. Spine. 1998;22(19):2207–2212
  15. Orishimo K, Granata KP. Co-contraction in biomechanical stability of the trunk. PhD dissertation, University of Virginia, 2000
  16. Cholewicki J, Panjabi MM, Radebold A, McGill SM. Can lumbar spine stability be augmented with an abdominal belt and/or increased intra-abdominal pressure? In: Proceedings of the International Society for the Study of the Lumbar Spine; 1999
  17. Granata KP, Marras WS. Cost-benefit of muscle co-contraction in protecting against spinal instability. Spine. 2000;25(11):1398–1404
  18. Cholewicki J, McGill SM. Mechanical stability on the in vivo lumbar spine: implications for injury and chronic low back pain. Clin. Biomech. 1996;11(1):1–15
  19. Gardner-Morse M, Stokes IAF, Laible JP. Role of muscles in lumbar stability in maximum extension efforts. J. Orthop. Res. 1995;13(5):802–808
  20. Stokes IA, Gardner-Morse M. Lumbar spine maximum efforts and muscle recruitment patterns predicted by a model with multijoint muscles and joints with stiffness. Spine. 1995;28(2):173–186
  21. Bergmark A. Stability of the lumbar spine: a study in mechanical engineering. Acta Orthop Scand Suppl 1989:2301–54
  22. Jorgenson MJ, Marras WS, Granata KP, Wiand B. MRI-derived moment-arms of the female and male spinal loading muscles. Clin. Biomech. 2001;16(3):182–193
  23. Marras WS, Jorgenson MJ, Granata KP, Wiand B. Female and male trunk geometry: size and prediction of the spine loading trunk muscles derived from MRI. Clin. Biomech. 2001;16(1):38–46
  24. Gardner-Morse M, Stokes IA. The effects of abdominal muscle coactivation on lumbar spine stability. Spine. 1998;23(1):86–92
  25. Granata KP, Marras WS. An EMG assisted model of biomechanical trunk loading during free-dynamic lifting. J. Biomech. 1995;28(11):1309–1317
  26. Mirka GA. The quantification of EMG normalization error. Ergonomics. 1991;34(3):343–352
  27. Schultz AB, Anderson GBJ. Analysis of loads on the lumbar spine. Spine. 1981;6(1):76–82
  28. Granata KP, Orishimo K, Sanford AH. Trunk muscle coactivation in preparation for sudden load. J Electromyo Kinesiol 2000 [in press]
  29. Chaffin DB, Park KS. A longitudinal study of low-back pain as associated with weight lifting factors. Am Ind Hyg Assoc J 1973:34513–25
  30. Norman RW, Wells R, Neumann P, et al. A comparison of peak vs cumulative physical work exposure risk factors for the reporting of low back pain in the automotive industry. Clin Biomech 1998:13561–73
  31. Herrin GA, Jaraiedi M, Anderson CK. Prediction of overexertion injuries using biomechanical and psychophysical models. Am. Ind. Hyg. Assoc. J. 1986;47(6):322–330
  32. Marras WS, Sommerich CM. A three-dimensional motion model of loads on the lumbar spine: I model structure. Human Factors. 1991;33(2):123–137
  33. Granata KP, Marras WS. An EMG-assisted model of loads on the lumbar spine during asymmetric trunk extensions. J. Biomech. 1993;26(12):1429–1438
  34. Schultz AB, Andersson GBJ, Ortengren R, et al.  Loads on the lumbar spine. J. Bone Joint Surg. 1982;64(5):713–720
  35. Schultz AB, Andersson GBJ, Haderspeck K, et al. Analysis and measurement of the lumbar trunk loads in tasks involving bends and twists. J Biomech 1982:15669–75
  36. Krajcarski SR, Potvin JR, Chiang J. The in vivo dynamic response of the spine to perturbations causing rapid flexion: effects of pre-load and step input magnitude. Clin. Biomech. 1999;14(1):54–62
  37. Lavender SA, Mirka GA, Schoenmarklin RW, et al.  The effects of preview and task symmetry on trunk muscle response to sudden loading. Human Factors. 1989;31(1):101–115
  38. Thomas JS, Lavender SA, Corcos DM, et al.  Trunk kinematics and trunk muscle activity during a rapidly applied load. J. Electromyo. Kinesiol. 1998;8(4):215–225
  39. Cholewicki J, Simons APD, Radebold A. Effects of external trunk loads on lumbar spine stability. J Biomech 2000;331377–85
  40. Magnusson ML, Aleksiev A, Wilder DG, et al.  Unexpected load and asymmetric posture as etiologic factors in low back pain. Eur. Spine J. 1996;5(1):23–35
  41. Weiss PI, Hunter IW, Kearney RE. Human ankle joint stiffness over the full range of muscle activation levels. J Biomech 1988;21539–44
  42. Chaffin DB. A computerized biomechanical model-development of and use in studying gross body actions. J Biomech 1969:2429–41
  43. Posner I, White AA, Edwards WT, et al.  A biomechanical analysis of the clinical stability of the lumbar and lumbosacral spine. Spine. 1998;7(4):374–389

PII: S0268-0033(01)00064-X

Clinical Biomechanics
Volume 16, Issue 8 , Pages 650-659 , October 2001

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