1,040
Views
150
CrossRef citations to date
0
Altmetric
Original Articles

Effects of dynamic office chairs on trunk kinematics, trunk extensor EMG and spinal shrinkage

, &
Pages 739-750 | Published online: 10 Nov 2010

References

  • ALTHOFF , I. , BRINCKMANN , P. , FROBIN , W. , SANDOVER , J. and BURTON , K. 1992 . An improved method of stature measurement for quantitative determination of spinal loading . Spine , 17 : 682 – 693 .
  • ANDERSSON , G. B. J. , ÖRTENGREN , R. , NACHEMSON , A. and ELFSTRÖM , G. 1974 . Lumbar disc pressure and myo-electric back muscle activity during sitting . Scandinavian Journal of Rehabilitation Medicine , 6 : 101 – 121 .
  • DEURSEN , D. L. V. , GOOSSENS , R. H. M. , EVERS , J. J. M. , HELM , F. C. T. V. D. and DEURSEN , L. L. J. M. 1999 . Length of the spine while sitting on a new concept for an office chair . Applied Ergonomics , 31 : 95 – 98 .
  • DEURSEN , D. L. v. , SNIJDERS , C. J. , DIEËN , J. H. v. , KINGMA , I. and DEURSEN , L. L. J. M. v. 2001 . Passive vertebral rotation causes instantaneous depressurization of the nucleus pulposus . Journal of Biomechanics , 34 : 405 – 408 .
  • DIEËN , J. H. v. , CREEMERS , M. , DRAISMA , I. , TOUSSAINT , H. M. and KINGMAD , I. 1994 . Repetitive lifting and spinal shrinkage, effects of age and lifting technique . Clinical Biomechanics , 9 : 367 – 374 .
  • DIEËN , J. H. v. , OUDE VRIELINK , H. H. E. and TOUSSAINT , H. M. 1993 . An investigation into the relevance of the pattern of temporal activation with respect to erector spinae muscle endurance . European Journal of Applied Physiology , 66 : 70 – 75 .
  • EKLUND , J. A. E. and CORLETT , N. 1984 . Shrinkage as a measure of the effect of load on the spine . Spine , 9 : 189 – 194 .
  • EKLUND , J. A. E. and CORLETT , E. N. 1987 . Evaluation of spinal loads and chair design in seated work tasks . Clinical Biomechanics , 2 : 27 – 33 .
  • EVANS , W. , JOBE , W. and SEIBERT , C. 1989 . A cross-sectional prevalence study of lumbar disc degeneration in a working population . Spine , 14 : 60 – 64 .
  • GRINTEN , M. P. v. d. and SMITT , P. 1992 . “ Development of a practical model for measuring body part discomfort ” . In Advances in Industrial Ergonomics and Safety IV , Edited by: Kumar , S. 311 – 318 . London : Taylor & Francis .
  • HÄGG , G. 1991 . “ Static work loads and occupational myalgia—a new explanation model ” . In Electromyographical kinesiology , Edited by: Anderson , in P. A. , Hobart , D. J. and Danoff , J. V. 141 – 143 . Amsterdam : Elsevier .
  • HALES , T. R. and BERNARD , B. P. 1996 . Epidemiology of work-related musculoskeletal disorder . Orthopedic Clinics of North America , 27 : 679 – 709 .
  • HOLM , S. , MAROUDAS , A. , URBAN , J. P. , SELSTAM , G. and NACHEMSON , A. 1981 . Nutrition of the intervertebral disc: solute transport and metabolism . Connective Tissue Research , 8 : 101 – 119 .
  • JENSEN , C. V. and BENDIX , T. 1992 . Spontaneous movements with various seated workplace adjustments . Clinical Biomechanics , 7 : 87 – 90 .
  • KINGMA , I. , DIEËN , J. H. v. , NICOLAY , K. , MAAT , J. J. and WEINANS , H. 2000 . Monitoring water content in deforming intervertebral disc tissue by finite element analysis of MRI data . Magnetic Resonance Imaging in Medicine , 44 : 650 – 654 .
  • KRAEMER , J. , KOLDITZ , D. and GOWIN , R. 1985 . Water and electrolyte content of human intervertebral discs under variable load . Spine , 10 : 69 – 71 .
  • KROEMER , K. H. E. 1994 . “ Sitting (or standing?) at the computer workplace ” . In Hard Facts about Soft Machines , Edited by: Leuder , R. and Noro , K. 181 – 191 . London : Taylor & Francis .
  • LEIVSETH , T. and DRERUP , B. 1997 . Spinal shrinkage during work in a sitting posture compared to work in a standing posture . Clinical Biomechanics , 12 : 409 – 418 .
  • MAROUDAS , A. , STOCKWELL , R. A. , NACHEMSON , A. and URBAN , J. P. G. 1975 . Factors involved in the nutrition of the human lumbar intervertebral disc: cellularity and diffusion of glucose in vitro . Journal of Anatomy , 120 : 113 – 130 .
  • MATHIASSEN , S. E. and WINKEL , J. 1991 . Quantifying variation in physical load using exposure vs time data . Ergonomics , 34 : 1455 – 1468 .
  • McGILL , S. M. , HUGHSON , R. L. and PARKS , K. 2000 . Lumbar erector spinae oxygenation during prolonged contractions: implications for prolonged work . Ergonomics , 43 : 486 – 493 .
  • MIEDEMA , M. C. , EIKHOUT , S. and DELLEMAN , N. J. 1999 . Dynamiek in kantoorstoelen . Tijdschrift voor Ergonomie , 24 : 2 – 8 .
  • POTVIN , J. R. , NORMAN , R. W. and McGILL , S. M. 1996 . Mechanically corrected EMG for the continuous estimation of erector spinae muscle loading during repetitive lifting . European Journal of Applied Physiology , 74 : 119 – 132 .
  • REDFERN , M. S. , HUGHES , R. E. and CHAFFIN , D. B. 1993 . High-pass filtering to remove electrocardiographic interference from torso EMG recordings . Clinical Biomechanics , 8 : 44 – 48 .
  • ROBERTS , N. , HOGG , D. , WHITEHOUSE , G. H. and DANGERFIELD , P. 1998 . Quantitative analysis of diurnal variation in volume and water content of lumbar intervertebral discs . Clinical Anatomy , 11 : 1 – 8 .
  • SALEWYTSCH , A. J. and CALLAGHAN , J. P. Can quantified lumbar spine postures and trunk muscle activation levels predict discomfort during prolonged sitting . 31st Annual Conference of ACE, Ergonomics and Safety . Hull : Association of Canadian Ergonomists .
  • SERBER , H. 1994 . “ The study of lumbar motion in seating ” . In Hard Facts about Soft Machines , Edited by: Leuder , R. and Noro , K. 423 – 431 . London : Taylor & Francis .
  • SUZUKI , Y. , SUGANO , T. and KATO , T. 1994 . “ An ergonomic study of dynamic sitting ” . In Hard Facts about Soft Machines , Edited by: Lueder , R. and Noro , K. 347 – 373 . London : Taylor & Francis .
  • URBAN , J. P. G. and McMULLIN , J. F. 1998 . Swelling pressure of the lumbar intervertabral discs: Influence of age, spinal level, composition and degeneration . Spine , 13 : 179 – 187 .
  • VIDEMAN , T. , NURMINEN , M. and TTROUP , J. D. G. 1990 . Lumbar spinal pathology in cadaveric material in relation to history of back pain, occupation, and physical loading . Spine , 15 : 728 – 740 .
  • WESTGAARD , R. H. and DeLUCA , C. J. 1999 . Motor unit substitution in long-duration contractions of the human trapezius muscle . Journal of Neurphysiology , 82 : 501 – 504 .

Reprints and Corporate Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

To request a reprint or corporate permissions for this article, please click on the relevant link below:

Academic Permissions

Please note: Selecting permissions does not provide access to the full text of the article, please see our help page How do I view content?

Obtain permissions instantly via Rightslink by clicking on the button below:

If you are unable to obtain permissions via Rightslink, please complete and submit this Permissions form. For more information, please visit our Permissions help page.