Mechanisms for work related disorders among computer workers

Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)

Volumn 4566 LNCS, Issue , 2007, Pages 57-64

  Forsman, Mikael ^a,b,c   Thorn, Stefan ^a  

^a NATIONAL INSTITUTE FOR WORKING LIFE   (Sweden)

^b KAROLINSKA INSTITUTE   (Sweden)

^c CHALMERS UNIVERSITY OF TECHNOLOGY   (Sweden)

Author keywords

Chronic pain; Cinderella hypothesis; Intramuscular electromyography; Mechanisms; Motor units; Trapezius muscle

Indexed keywords

ELECTROMYOGRAPHY; MEDICAL PROBLEMS; MUSCLE;

CHRONIC PAIN; CINDERELLA HYPOTHESIS; INTRAMUSCULAR ELECTROMYOGRAPHY; MOTOR UNITS; TRAPEZIUS MUSCLE;

OCCUPATIONAL DISEASES;

EID: 38149065149     PISSN: 03029743     EISSN: 16113349     Source Type: Book Series    
DOI: 10.1007/978-3-540-73333-1_8     Document Type: Conference Paper

References (31)

1. Wigaeus Tornqvist, E., Eriksson, N., Bergqvist, U.: Risk factors at computer and office workplaces. In: Marklund, S.(ed.) Worklife and Health in Sweden 2000. National Institute for Working Life, Stockholm, pp. 189-213 (2001)
2. SCB Work-Related Disorders 2005, Sveriges Officiella Statistik. Arbetsmiljöverket, Örebro, Sweden (2005) AM 43 SM 0501. ISSN 0082-0237
3. Thorn, S.: Muscular activity in light manual work - with reference to the development of muscle pain among computer users. PhD Thesis. National Institute for Working Life/ Department of Product and Production Development, Chalmers University of Technology, Göteborg. New series no 2377,(2005) ISBN 91-7291-695-8, ISSN 0346-718X
4. Visser, B., van Dieën, J.H.: Pathophysiology of upper extremity muscle disorders. J Electromyogr Kinesiol 16(1), 1-16 (2006)
5. Wahlström, J.: Ergonomics, musculoskeletal disorders and computer work. Occupational Medicine 55, 168-176 (2005)
6. Winkel, J., Westgaard, R.H.: Occupational and individual risk factors for shoulder-neck complaints: Part II - The scientific basis (literature review) for the guide. Int J Ind. Ergonom 10, 85-104 (1992)
7. Knardahl, S.: Psychophysiological mechanisms of pain in computer work: the blood vessel-nociceptor interaction hypothesis. Work. Stress 16, 179-189 (2002)
8. Schleifer, L.M., Ley, R., Spalding, T.W.: A hyperventilation theory of job stress and musculoskeletal disorders. Am J Ind.Med. 41, 420-432 (2002)
9. Schleifer, L.M., Ley, R.: End-tidal CO2 as an index of psycho-physiological activity during VDT data-entry work and relaxation. Ergonomics 37, 245-254 (1994)
10. Johansson, H., Sojka, P.: Pathophysiological mechanisms involved in genesis and spread of muscular tension in occupational muscle pain and in chronic musculoskeletal pain syndromes: a hypothesis. Med.Hypotheses 35, 196-203 (1991)
11. Johansson, H.: Work-related musculoskeletal disorders - state of the art of pathophysiological mechanisms. In Proceedings of the 34th Congress of the Nordic Ergonomics Society. Caldenfors, D., Eklund, J., Kiviloog, L. (eds.) Linköping University, Linköping, Sweden, pp. 415-420 (2002)
12. Bergenheim, M.: Neurophysiological Mechanisms behind Work-Related Myalgia: Effects on Proprioception and Balance. In: Johansson, H., Windhorst, U., Djupsjöbacka, M., Passatore, M. (eds.) Chronic Work-Related Myalgia - Neuromuscular Mechanisms behind Work-Related Chronic Muscle Pain Syndromes, pp. 155-161. Gavie University Press, Umeå, Sweden (2003)
13. Eriksen, W.: Linking work factors to neck myalgia: the nitric oxide/oxygen ratio hypothesis. Med. Hypotheses 62, 721-726 (2004)
14. Hägg, G.: Static Work Loads and Occupational Myalgia - a New Explanation Model. In: Anderson, P.A., et al. (ed.) Electro-myographical Kinesiology, pp. 141-143. Elsevier Science, Amsterdam (1991)
15. Hägg, G.M.: Human muscle fibre abnormalities related to occupational load. Eur. J. Appl.Physiol. 83, 159-165 (2000)
16. Henneman, E., Somjen, G., Carpenter, D.O.: Excitability and inhibitability of motoneurons of different sizes. J. Neurophysiol. 28, 599-620 (1965)
17. Thorn., S., Zhang, Q., Taoda, K., Forsman, M.: Motor unit firing pattern in the trapezius muscle during low-level one-hour static contractions. Int. J. Ind.Erg. 30(4-5), 225-236 (2002)
18. Forsman, M., Birch, L., Zhang, Q., Kadefors, R.: Motor-unit recruitment in the trapezius muscle with special reference to coarse arm movements. J. Electromyogr Kinesiol 11, 207-216 (2001)
19. Lundberg, U., Forsman, M., Zachau, G., Eklöf, M., Palmerud, G., Melin, B., Kadefors, R.: Effects of experimentally induced mental and physical stress on trapezius motor unit recruitment. Work and Stress 16, 166-178 (2002)
20. Thorn, S., Forsman, M., Zhang, Q., Hallbeck, S.: Motor unit firing pattern in the trapezius muscle during a long-term computer work task - a pilot study. In: Kollmitzer, J., Bijak, M. (eds.) Proceedings of the 16th Congress of the International Society of Electrophysiology and Kinesiology, pp. 34-35. University of Vienna, Vienna (2002)
21. Hansen, J.: Sympathetic neural control of skeletal muscle blood flow and oxygenation. Dan. Med. Bull 49, 109-129 (2002)
22. Sjøgaard, G.: Potassium and fatigue: the pros and cons. Acta. Physiol Scand 156, 257-264 (1996)
23. Sjøgaard, G., Søgaard, K.: Muscle injury in repetitive motion disorders. Clin. Orthodontics Res. 351, 21-31 (1998)
24. Jackson, M.J., Jones, D.A., Edwards, R.H.T.: Experimental skeletal muscle damage: the nature of the calcium-activated degenerative processes. Eur. J. Clin. Invest. 14, 369-374 (1984)
25. Gissel, H.: Ca2+ accumulation and cell damage in skeletal muscle during low frequency stimulation. Eur. J. Appl. Physiol. 83, 175-180 (2000)
26. Hagberg, M.: (Swedish, English abstract) Vilka är mekanismerna for skada? Nacke & skuldra. Att förebygga arbetsrelaterad sjuklighet. Rådet för Arbetslivsforskning, Stockholm, pp. 38-59 (1996)
27. Lindman, R.: Chronic trapezius myalgia - a morphological study. In: Åstrand, I. (ed.) Arbete och Hälsa, pp. 1-46. Arbetslivsinstitutet, Stockholm (1992)
28. Larsson, R., Öberg, P.A., Larsson, S.E.: Changes of trapezius muscle blood flow and electromyography in chronic neck pain due to trapezius myalgia. Pain. 79, 45-50 (1999)
29. Larsson, B., Björk, J., Kadi, F., Lindman, R., Gerdle, B.: Blood supply and oxidative metabolism in muscle biopsies of female cleaners with and without myalgia. Clin.J. Pain 20(6), 440-446 (2004)
30. Rosendal, L.: Interstitial changes in trapezius muscle during repetitive low-force work. PhD Thesis. National Institute of Occupational Health, Copenhagen, pp. 1-65 (2004)
31. Thorn, S., Søgaard, K., Kallenberg, L.A., Sandsjö, L., Sjøgaard, G., Hermens, H.J., Kadefors, R., Forsman, M.: Trapezius muscle rest time during standardised computer work - a comparison of female computer users with and without self-reported neck/shoulder complaints. Journal of Electromyography & Kinesiology (In Press) (2007)