The effect of arm support on supraspinal muscle load during simulated assembly work and welding

References

• AARÅS , A. , WESTGAARD , R. H. and STRANDEN , E. 1988 , Postural angles as an indicator of postural load and muscular injury in occupational work situations , Ergonomics , 31 , 915 – 933 .
   PubMed Web of Science ®Google Scholar
• ARVIDSSON , A. 1982 , A statistical method for detection of disturbances in physiological signals , Technical Report, Research Laboratory of Medical Electronics , Chalmers University of Technology , Goteborg , Sweden , 6 .
   Google Scholar
• BROMAN , H. and KADEFORS , R. 1979 , A spectral moment analyser for quantification of electromyograms , Proceedings of the 4th Congress oflSEK ( Boston , USA ), 90 – 91 .
   Google Scholar
• ERDELYI , A. , SIHVONEN , T. , HELIN , P. and HANNINEN , O. 1988 , Shoulder strain in keyboard workers and its allevation by arm supports , Int. Arch. Occup. Environ. Health , 60 , 119 – 124 .
   PubMed Web of Science ®Google Scholar
• GRANSTRÖM , B. , KVARNSTRÖM , S. and TEFENBACHER , F. 1985 , Electromyography as an aid in the prevention of excessive shoulder strain , AppL Ergonomics , 16 , 49 – 54 .
   PubMed Web of Science ®Google Scholar
• HAGBERG , M. 1981 a , Work load and fatigue in repetitive arm elevations , Ergonomics , 24 , 543 – 555 .
   PubMed Web of Science ®Google Scholar
• HAGBERG , M. 1981 b , Electromyographic signs of shoulder muscle fatigue in two elevated arm positions , Am. J. Phys. Med. , 60 , 111 – 121 .
   PubMedGoogle Scholar
• HAGBERG , M. 1984 , Occupational and musculoskeletal stress and disorders of the neck and shoulder a review of possible pathophysiology , Int. Arch. Occup. Environ. Health , 52 , 269 – 278 .
   Web of Science ®Google Scholar
• HAGBERG , M. 1987 , Shoulder pain pathogenesis , in Clinical Concepts in Regional Musculoskeletal Illness , ed. N. M. Hadler ( Grune & Stratton Inc ., New York ), 191 – 200 .
   Google Scholar
• HAGBERG , M. and WEGMAN , D. H. 1987 , Prevalence rates and odds ratios of shoulder-neck diseases in different occupational groups , Br. J. lnd. Med. , 44 , 602 – 610 .
   PubMedGoogle Scholar
• HERBERTS , P. and KADEFORS , R. 1976 , A study of painful shoulders in welders , Acta Orthop. Scand. , 47 , 381 – 387 .
   PubMed Web of Science ®Google Scholar
• HERBERTS , P. , KADEFORS , R. , HÖGFORS , C. and SIGHOLM , G. 1984 , Shoulder pain and heavy manual labour , Clin. Orthop. , 191 , 166 – 178 .
   PubMed Web of Science ®Google Scholar
• JARVHOLM , U. , PALMERUD , G. , STYF , J. , HERBERTS , P. and KADEFORS , R. 1988 a , Intramuscular pressure in the supraspinatus muscle , J. Orthop. Res. , 6 , 230 – 238 .
   PubMed Web of Science ®Google Scholar
• JARVHOLM , U. , STYF , J. , SUURKULA , M. and HERBERTS , P. 1988 b , Intramuscular pressure and muscle blood flow in supraspinatus , Eur. J. Appl. Physiol. , 58 , 219 – 224 .
   PubMed Web of Science ®Google Scholar
• JARVHOLM , U. , PALMERUD , G. , HERBERTS , P. , HÖGFORS , C. and KADEFORS , R. 1989 , Intramuscular pressure and electromyography in the supraspinatus muscle at shoulder abduction , Clin. Orthop. , 245 , 102 – 109 .
   Google Scholar
• JONSSON , B. 1982 , Measurement and evaluation of local muscular strain in the shoulder during constrained work , J. Human Ergol. , 11 , 73 – 88 .
   PubMedGoogle Scholar
• KADEFORS , R. 1978 , Applications of electromyography in ergonomics new vistas , Scand. J. Rehab. Med , 10 , 127 – 133 .
   PubMedGoogle Scholar
• KADEFORS , R. , PETERSEN , I. and HERBERTS , P. 1976 , Muscular reaction to welding work an electromyographic investigation , Ergonomics , 19 , 543 – 558 .
   PubMed Web of Science ®Google Scholar
• KADEFORS , R. , PETERSEN , I. and HERBERTS , P. 1984 , Shoulder pain in industry new aspects , Bull. Hist. Mar. Trop. Med (Adynia) , 35 , 99 – 109 .
   Google Scholar
• KIRKEBÖ , A. and WISNES , A. 1982 , Regional tissue fluid pressure in rat calf muscle during sutained contraction or stretch , Acta Physiol. Scand. , 114 , 551 – 556 .
   PubMedGoogle Scholar
• KÖRNER , L. , PARKER , P. , ALMSTRSM , C. , HERBERTS , P. and KADEFORS , R. 1984 a , The relation between spectral changes of the myoelectric signal and the intramuscular pressure of human skeletal muscle , Eur. J. Appl. Physiol. , 52 , 202 – 206 .
   Web of Science ®Google Scholar
• KÖRNER , L. , PARKER , P. , ALMSTRCM , C. , ANDBRSSON , G. B. J. , HERBERTS , P. , KADEFORS , R. , PALMERUD , G. and ZETTERBERG , C. 1984 b , Relation of intramuscular pressure to the force output and myoelectric signal of skeletal muscle , J. Orthop. Res. , 2 , 289 – 296 .
   PubMedGoogle Scholar
• LOUPAJARVI , T. , KOURINKA , J. , VIROLAINEN , M. and HOLMBERG , M. 1979 , Prevalence of tenosynovitis and other injuries of the upper extremities in repetitive work , Scand. J. Work, Environ. & Health , 5 , 48 – 55 .
   PubMed Web of Science ®Google Scholar
• MAEDA , K. 1977 , Occupational cervicobrachial disorders and its causative factors , J. Human Ergol , 6 , 193 – 202 .
   PubMedGoogle Scholar
• PARKER , P. A. , KORNER , L. and KADEFORS , R. 1984 , Estimation of muscle force from intramuscular total pressure , Med. &. Biol. Eng. & Comput. , 22 , 453 – 457 .
   PubMed Web of Science ®Google Scholar
• SCHULDT , K. , EKHOLM , J. , HARMS-RINGDAHL , K. , NEMETH , G. and ARBORELIUS , U. P. 1987 , Effect of arm support or suspension on neck and shoulder muscle activity during sedentary work , Scand. J. Rehab. Med , 19 , 77 – 84 .
   PubMedGoogle Scholar
• SEJERSTED , O. M. , HARGENS , A. R. , KARDEL , K. R. , BLOM , P. , JENSEN , O. and HERMANSEN , L. 1984 , Intramuscular pressure during isometric contraction of human skeletal muscle , J. Appl. Physiol. , 56 , 287 – 295 .
   PubMed Web of Science ®Google Scholar
• SIGHOLM , G. , HERBERTS , P. , ALMSTROM , C. and KADEFORS , R. 1984 , Electromyographic analysis of shoulder muscle load , J. Orthop. Res. , 1 , 379 – 386 .
   PubMedGoogle Scholar
• STYF , J. R. and KORNER , L. M. 1986 , Microcapillary infusion technique for measurement of intramuscular pressure during exercise , Clin. Orthop. , 207 , 253 – 262 .
   Google Scholar
• WESTGAARD , R. H. 1988 , Measurement and evaluation of postural load in occupational work situations , Eur. J. Appl. Phys. , 57 , 291 – 304 .
   PubMed Web of Science ®Google Scholar
• WINKEL , J. 1987 , On the significance of physical activity in sedentary work , in Work with Display Units 86 , ed. B. Knave and P. G. Wideback ( Elsevier , Amsterdam ), 229 – 235 .
   Google Scholar