Idsart Kingma

Summary

Affiliation: Vrije Universiteit
Country: The Netherlands

Publications

  1. pmc The value of shoe size for prediction of the timing of the pubertal growth spurt
    Iris Busscher
    University Medical Center Groningen, University of Groningen, Department of Orthopaedics, Hanzeplein 1, 9713 GZ Groningen, The Netherlands
    Scoliosis 6:1. 2011
  2. ncbi request reprint Lifting over an obstacle: effects of one-handed lifting and hand support on trunk kinematics and low back loading
    Idsart Kingma
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, Van der Boechorststraat 9, Amsterdam 1081 BT, The Netherlands
    J Biomech 37:249-55. 2004
  3. ncbi request reprint Which mechanical invariants are associated with the perception of length and heaviness of a nonvisible handheld rod? Testing the inertia tensor hypothesis
    Idsart Kingma
    Faculty of Human Movement Sciences, Vrije Universiteit, Amsterdam, Netherlands
    J Exp Psychol Hum Percept Perform 30:346-54. 2004
  4. ncbi request reprint Are hamstrings activated to counteract shear forces during isometric knee extension efforts in healthy subjects?
    Idsart Kingma
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, Van der Boechorststraat 9, 1081 BT Amsterdam, The Netherlands
    J Electromyogr Kinesiol 14:307-15. 2004
  5. ncbi request reprint Foot positioning instruction, initial vertical load position and lifting technique: effects on low back loading
    Idsart Kingma
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, Van der Boechorststraat 9, 1081 BT Amsterdam, The Netherlands
    Ergonomics 47:1365-85. 2004
  6. doi request reprint How to lift a box that is too large to fit between the knees
    Idsart Kingma
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, Amsterdam, The Netherlands
    Ergonomics 53:1228-38. 2010
  7. ncbi request reprint Scaling of lifting forces in relation to object size in whole body lifting
    Idsart Kingma
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, Amsterdam, The Netherlands
    Ergonomics 48:1020-30. 2005
  8. doi request reprint Car driving with and without a movable back support: Effect on transmission of vibration through the trunk and on its consequences for muscle activation and spinal shrinkage
    Idsart Kingma
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, Netherlands
    Ergonomics 52:830-9. 2009
  9. ncbi request reprint Trunk muscle activation and associated lumbar spine joint shear forces under different levels of external forward force applied to the trunk
    Idsart Kingma
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, Van der Boechorststraat 9, 1081 BT Amsterdam, The Netherlands
    J Electromyogr Kinesiol 17:14-24. 2007
  10. doi request reprint Static and dynamic postural loadings during computer work in females: Sitting on an office chair versus sitting on an exercise ball
    Idsart Kingma
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University, Van der Boechorststraat 9, 1081 BT Amsterdam, The Netherlands
    Appl Ergon 40:199-205. 2009

Collaborators

Detail Information

Publications81

  1. pmc The value of shoe size for prediction of the timing of the pubertal growth spurt
    Iris Busscher
    University Medical Center Groningen, University of Groningen, Department of Orthopaedics, Hanzeplein 1, 9713 GZ Groningen, The Netherlands
    Scoliosis 6:1. 2011
    ..abstract:..
  2. ncbi request reprint Lifting over an obstacle: effects of one-handed lifting and hand support on trunk kinematics and low back loading
    Idsart Kingma
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, Van der Boechorststraat 9, Amsterdam 1081 BT, The Netherlands
    J Biomech 37:249-55. 2004
    ..It is concluded that one-handed lifting, especially with hand support, reduces L5S1 loading but increases asymmetry in movements and moments about the lumbar spine...
  3. ncbi request reprint Which mechanical invariants are associated with the perception of length and heaviness of a nonvisible handheld rod? Testing the inertia tensor hypothesis
    Idsart Kingma
    Faculty of Human Movement Sciences, Vrije Universiteit, Amsterdam, Netherlands
    J Exp Psychol Hum Percept Perform 30:346-54. 2004
    ..In contrast to previous reports, length perception during rod holding and heaviness perception during rod wielding were found to be unrelated to the inertia tensor and strongly related to the static moment...
  4. ncbi request reprint Are hamstrings activated to counteract shear forces during isometric knee extension efforts in healthy subjects?
    Idsart Kingma
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, Van der Boechorststraat 9, 1081 BT Amsterdam, The Netherlands
    J Electromyogr Kinesiol 14:307-15. 2004
    ..It is argued that these results do not suggest a recruitment pattern that is directed at reduction of anterior shear forces in the knee joint during sub-maximal isometric knee extension efforts in healthy subjects...
  5. ncbi request reprint Foot positioning instruction, initial vertical load position and lifting technique: effects on low back loading
    Idsart Kingma
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, Van der Boechorststraat 9, 1081 BT Amsterdam, The Netherlands
    Ergonomics 47:1365-85. 2004
    ..The present results show that the effects of lifting technique on low back loading depend on the task context...
  6. doi request reprint How to lift a box that is too large to fit between the knees
    Idsart Kingma
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, Amsterdam, The Netherlands
    Ergonomics 53:1228-38. 2010
    ..This study compares the utility of a WLT, in terms of back load and lumbar flexion, to more familiar techniques in these high-risk lifting tasks...
  7. ncbi request reprint Scaling of lifting forces in relation to object size in whole body lifting
    Idsart Kingma
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, Amsterdam, The Netherlands
    Ergonomics 48:1020-30. 2005
    ..This shows that, for occupational lifting, risks related to force overshoots in lifting large objects can persist despite experience in lifting the objects and despite the use of labels indicating the weight of the objects...
  8. doi request reprint Car driving with and without a movable back support: Effect on transmission of vibration through the trunk and on its consequences for muscle activation and spinal shrinkage
    Idsart Kingma
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, Netherlands
    Ergonomics 52:830-9. 2009
    ..This study found an effect of a simple ergonomics measure on the transmission of vibration through the trunk as well as on back muscle activation...
  9. ncbi request reprint Trunk muscle activation and associated lumbar spine joint shear forces under different levels of external forward force applied to the trunk
    Idsart Kingma
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, Van der Boechorststraat 9, 1081 BT Amsterdam, The Netherlands
    J Electromyogr Kinesiol 17:14-24. 2007
    ..4N) at 50Nm moment loading. It is concluded that the response of the neuromuscular system to shear force challenges tends to increase rather than reduce the shear loading at the lumbar joint that is subjected to the highest shear forces...
  10. doi request reprint Static and dynamic postural loadings during computer work in females: Sitting on an office chair versus sitting on an exercise ball
    Idsart Kingma
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University, Van der Boechorststraat 9, 1081 BT Amsterdam, The Netherlands
    Appl Ergon 40:199-205. 2009
    ..Arm flexion was reduced, but trapezius activation was unaffected when sitting on an exercise ball. It is concluded that the advantages with respect to physical loading of sitting on an exercise ball may not outweigh the disadvantages...
  11. ncbi request reprint Can low back loading during lifting be reduced by placing one leg beside the object to be lifted?
    Idsart Kingma
    Institute of Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, Van der Boechorststraat 9, 1081 BT Amsterdam, The Netherlands
    Phys Ther 86:1091-105. 2006
    ....
  12. ncbi request reprint Effect of a stiff lifting belt on spine compression during lifting
    Idsart Kingma
    Institute of Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, Amsterdam, Netherlands
    Spine (Phila Pa 1976) 31:E833-9. 2006
    ..An in vivo study on weightlifters...
  13. ncbi request reprint Finite element aided tracking of signal intensity changes in deforming intervertebral disc tissue
    I Kingma
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, Amsterdam, The Netherlands
    Magn Reson Imaging 16:77-82. 1998
    ..The study shows that the use of the finite element aided approach results in a detailed map of tissue MRI signal changes, where the distorting effects of tissue deformation are eliminated...
  14. ncbi request reprint Lumbar loading during lifting: a comparative study of three measurement techniques
    I Kingma
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, Amsterdam, The Netherlands
    J Electromyogr Kinesiol 11:337-45. 2001
    ..The results of the current study urge to reconsider the validity of other models by independent comparisons...
  15. ncbi request reprint Object size effects on initial lifting forces under microgravity conditions
    I Kingma
    Institute for Fundamental and Clinical Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, Amsterdam, The Netherlands
    Exp Brain Res 124:422-8. 1999
    ..This suggests that upward scaling of the force component, required to accelerate the larger box, is an important factor in the elevated initial lifting effort (and the associated size-weight illusion) under normal gravity...
  16. ncbi request reprint Adaptation of center of mass control under microgravity in a whole-body lifting task
    I Kingma
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, Amsterdam, The Netherlands
    Exp Brain Res 125:35-42. 1999
    ..It is shown that, from a mechanical perspective, subjects can benefit from a backward displacement of the COM in the downward as well as the upward phase of the lifting movement under microgravity...
  17. ncbi request reprint Monitoring water content in deforming intervertebral disc tissue by finite element analysis of MRI data
    I Kingma
    Amsterdam Spine Unit, Faculty of Human Movement Sciences, Vrije Universiteit, Amsterdam, The Netherlands
    Magn Reson Med 44:650-4. 2000
    ..A gradual signal loss over time was found during loading, the most pronounced loss occurring in the central disc region. Initial patterns of signal distribution were quite variable between specimens but repeatable within specimens...
  18. doi request reprint Inter-rater reliability of a video-analysis method measuring low-back load in a field situation
    Pieter Coenen
    MOVE Research Institute Amsterdam, Faculty of Human Movement Sciences, VU University Amsterdam, Van der Boechorststraat 9, 1081 BT Amsterdam, The Netherlands
    Appl Ergon 44:828-34. 2013
    ..The proposed video-analysis method, provides a reliable tool for obtaining low-back loads from occupational field tasks...
  19. pmc Which factors prognosticate spinal instability following lumbar laminectomy?
    Arno Bisschop
    Department of Orthopedic Surgery, VU University Medical Center, Research Institute MOVE, De Boelelaan 1117, P O Box 7057, 1081 HV Amsterdam, The Netherlands
    Eur Spine J 21:2640-8. 2012
    ..The purpose of the present study was to assess a broad range of parameters as potential predictors of shear biomechanical properties of the lumbar spine...
  20. ncbi request reprint Evidence for a role of antagonistic cocontraction in controlling trunk stiffness during lifting
    Jaap H van Dieen
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Van der Boechorststraat 9, Vrije Universiteit, Amsterdam BT 1081, Netherlands
    J Biomech 36:1829-36. 2003
    ....
  21. doi request reprint Validity of estimates of spinal compression forces obtained from worksite measurements
    Jaap H van Dieen
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, Amsterdam, The Netherlands
    Ergonomics 53:792-800. 2010
    ..STATEMENT OF RELEVANCE: This study validated a method that can be used by ergonomists to determine the effects of (characteristics of) manual materials handling tasks on back load at the worksite...
  22. ncbi request reprint Independent component analysis of high-density electromyography in muscle force estimation
    Didier Staudenmann
    Institute for Fundamental and Clinical Human Movement Sciences, Vrije Universiteit, Amsterdam BT 1081, The Netherlands
    IEEE Trans Biomed Eng 54:751-4. 2007
    ..Since ICA improved the PCA-based estimates, the independent structure of EMG signals appears to contain relevant additional information for the prediction of muscle force from surface HD-EMG...
  23. pmc How is precision regulated in maintaining trunk posture?
    Nienke W Willigenburg
    Faculty of Human Movement Sciences, Research Institute MOVE, VU University Amsterdam, Amsterdam, The Netherlands
    Exp Brain Res 203:39-49. 2010
    ..Instead, results from additional analyses suggest that precision of trunk angle was controlled in a feedback mode...
  24. pmc Cumulative low back load at work as a risk factor of low back pain: a prospective cohort study
    Pieter Coenen
    MOVE Research Institute Amsterdam, Faculty of Human Movement Sciences, VU University Amsterdam, Van der Boechorststraat 9, 1081 BT, Amsterdam, The Netherlands
    J Occup Rehabil 23:11-8. 2013
    ..The aim of the present study was to investigate the prospective relationship of cumulative low back loads (CLBL) with LBP and to compare the association of this mechanical load measure to exposure measures used previously...
  25. doi request reprint Hamstrings co-activation in ACL-deficient subjects during isometric whole-leg extensions
    Sietske Aalbersberg
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, Van der Boechorststraat 9, 1081 BT Amsterdam, The Netherlands
    Knee Surg Sports Traumatol Arthrosc 17:946-55. 2009
    ..It is concluded that ACL-deficient subjects show a task dependent increase in hamstrings co-activation, but its clinical significance remains to be shown...
  26. ncbi request reprint Co-contraction during static and dynamic knee extensions in ACL deficient subjects
    Sietske Aalbersberg
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, 1081 BT Amsterdam, The Netherlands
    J Electromyogr Kinesiol 15:349-57. 2005
    ..Therefore, the hypothesis that ACLD subjects increase co-contraction in situations with an increased shear load in positioning and slow-dynamic knee extensions could not be confirmed...
  27. pmc Perception of limb orientation in the vertical plane depends on center of mass rather than inertial eigenvectors
    Rolf van de Langenberg
    Faculty of Human Movement Sciences, Vrije Universiteit, Amsterdam, Van der Boechorststraat 9, 1081 BT, Amsterdam, The Netherlands
    Exp Brain Res 180:595-607. 2007
    ..These results refute the claim that the perception of limb orientation (in the vertical plane) is based on e(i)and demonstrate, for the first time, the implication of a limb segment's CM in the perception of its orientation...
  28. ncbi request reprint Coordination of leg swing, thorax rotations, and pelvis rotations during gait: the organisation of total body angular momentum
    Sjoerd M Bruijn
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, Amsterdam, The Netherlands
    Gait Posture 27:455-62. 2008
    ..Moreover, the alterations in pelvis-thorax relative phase that were reported for different locomotor pathologies may depend on different mechanisms...
  29. doi request reprint Armed against falls: the contribution of arm movements to balance recovery after tripping
    Mirjam Pijnappels
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, Van der Boechorststraat 9, 1081 BT, Amsterdam, The Netherlands
    Exp Brain Res 201:689-99. 2010
    ..This resulted in an axial rotation of the lower segments of the body towards the non-tripped side, which increases the length of the recovery step in the sagittal plane, and therefore facilitates braking the impending fall...
  30. doi request reprint Precision control of trunk movement in low back pain patients
    Nienke W Willigenburg
    MOVE Research Institute Amsterdam, Faculty of Human Movement Sciences, VU University Amsterdam, The Netherlands
    Hum Mov Sci 32:228-39. 2013
    ..Tracking errors did not decrease when antagonistic muscle activation increased, so, neither healthy subjects nor LBP patients appear to counteract trunk movement errors by increasing co-contraction...
  31. ncbi request reprint Fatigue failure in shear loading of porcine lumbar spine segments
    Jaap H van Dieen
    Institute for Fundamental and Clinical Human Movement Sciences, The Netherlands
    Spine (Phila Pa 1976) 31:E494-8. 2006
    ..An in vitro study on porcine spinal segments...
  32. doi request reprint Effects of repetitive movement on range of motion and stiffness around the neutral orientation of the human lumbar spine
    Arno Bisschop
    VU University Medical Center, Department of Orthopaedic Surgery, Research Institute MOVE, De Boelelaan 1117, 1081 HV, Amsterdam, The Netherlands
    J Biomech 46:187-91. 2013
    ....
  33. doi request reprint The contribution of load magnitude and number of load cycles to cumulative low-back load estimations: a study based on in-vitro compression data
    Pieter Coenen
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, Amsterdam, The Netherlands
    Clin Biomech (Bristol, Avon) 27:1083-6. 2012
    ..The aim of the present study was to assess both exponents based on available in-vitro data...
  34. doi request reprint Contribution of vertebral [corrected] bodies, endplates, and intervertebral discs to the compression creep of spinal motion segments
    Albert J van der Veen
    Department of Physics and Medical Technology, VU University Medical Center, Research Institute MOVE, De Boelelaan 1117, 1081HV Amsterdam, The Netherlands
    J Biomech 41:1260-8. 2008
    ..We conclude that creep deformation of vertebral bodies contributes substantially to creep of motion segments and that within a vertebral body endplates play a major role...
  35. doi request reprint Effect of initial horizontal object position on peak L5/S1 moments in manual lifting is dependent on task type and familiarity with alternative lifting strategies
    Gert S Faber
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University, Amsterdam, The Netherlands
    Ergonomics 54:72-81. 2011
    ..Therefore, it is recommended that back loading should be evaluated in a realistic simulation of the work situation or at the workplace itself...
  36. ncbi request reprint Effects of unexpected lateral mass placement on trunk loading in lifting
    J C E van der Burg
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, Amsterdam, The Netherlands
    Spine (Phila Pa 1976) 28:764-70. 2003
    ..A repeated measurements experiment of spinal loading in healthy subjects...
  37. doi request reprint Optimal inertial sensor location for ambulatory measurement of trunk inclination
    Gert S Faber
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, Van der Boechorststraat 9, 1081 BT Amsterdam, The Netherlands
    J Biomech 42:2406-9. 2009
    ..Because in most activities of daily living, pure lateral flexion does not occur often, it is recommended place the IS at 25% of the distance from the MPSIS to C7...
  38. ncbi request reprint Effects of EMG processing on biomechanical models of muscle joint systems: sensitivity of trunk muscle moments, spinal forces, and stability
    Didier Staudenmann
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, Amsterdam, The Netherlands
    J Biomech 40:900-9. 2007
    ..This then would explain the improvements from a better balance between deep and superficial motor unit contributions to the signal...
  39. ncbi request reprint Improving EMG-based muscle force estimation by using a high-density EMG grid and principal component analysis
    Didier Staudenmann
    Institute for Fundamental and Clinical Human Movement Sciences, Vrije Universiteit, Amsterdam BT 1081, The Netherlands
    IEEE Trans Biomed Eng 53:712-9. 2006
    ..Thus, PCA contributes to the accuracy of EMG-based estimation of muscle force when using a high-density EMG grid...
  40. pmc Torsion biomechanics of the spine following lumbar laminectomy: a human cadaver study
    Arno Bisschop
    Department of Orthopedic Surgery, Research Institute MOVE, VU University Medical Center, De Boelelaan 1117, PO Box 7057, 1081 HV Amsterdam, The Netherlands
    Eur Spine J 22:1785-93. 2013
    ....
  41. pmc The impact of bone mineral density and disc degeneration on shear strength and stiffness of the lumbar spine following laminectomy
    Arno Bisschop
    Department of Orthopedic Surgery, Research Institute MOVE, VU University Medical Center, De Boelelaan 1117, P O Box 7057, 1081 HV, Amsterdam, The Netherlands
    Eur Spine J 21:530-6. 2012
    ..We studied the influence of laminectomy, BMD, and disc degeneration on shear force to failure (SFF) and shear stiffness (SS)...
  42. doi request reprint Precision control of an upright trunk posture in low back pain patients
    Nienke W Willigenburg
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, The Netherlands
    Clin Biomech (Bristol, Avon) 27:866-71. 2012
    ..We assessed control of trunk posture in conditions requiring high and low precision, with and without disturbance of proprioception by lumbar muscle vibration...
  43. doi request reprint Removing ECG contamination from EMG recordings: a comparison of ICA-based and other filtering procedures
    Nienke W Willigenburg
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University, Amsterdam, The Netherlands
    J Electromyogr Kinesiol 22:485-93. 2012
    ..That is, the ICA-based filtering can produce excellent results when EMG and ECG are indeed statistically independent and when mode selection is flexibly adjusted to the data set under study...
  44. doi request reprint Estimation of low back moments from video analysis: a validation study
    Pieter Coenen
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, Van der Boechorststraat 9, 1081 BT Amsterdam, The Netherlands
    J Biomech 44:2369-75. 2011
    ....
  45. doi request reprint Effect of ship motion on spinal loading during manual lifting
    Gert S Faber
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, The Netherlands
    Ergonomics 51:1426-40. 2008
    ..Furthermore, lifting at a free work pace did not result in smaller effects of ship motion on spinal moments and compression forces than working at a constrained work pace...
  46. ncbi request reprint Is the trunk movement more perturbed after an asymmetric than after a symmetric perturbation during lifting?
    J C E van der Burg
    Faculty of Human Movement Sciences, Institute for Fundamental and Clinical Human Movement Sciences, Vrije Universiteit Amsterdam, Amsterdam 1081 BT, The Netherlands
    J Biomech 37:1071-7. 2004
    ..In both conditions the stability appeared to be sufficient to absorb the applied perturbation...
  47. doi request reprint Bottom-up estimation of joint moments during manual lifting using orientation sensors instead of position sensors
    Gert S Faber
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, Amsterdam, The Netherlands
    J Biomech 43:1432-6. 2010
    ..In conclusion, joint moments during lifting can be estimated with good accuracy at the knee joint and with reasonable accuracy at the hip and L5/S1 joints using segment orientation and GRF data only...
  48. doi request reprint Effect of lifting height and load mass on low back loading
    Marco J M Hoozemans
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, Amsterdam, The Netherlands
    Ergonomics 51:1053-63. 2008
    ..This paper provides the quantitative effect of lifting height and mass lifted, the results of which can be used by ergonomists at the workplace to evaluate interventions regarding lifting height and load mass...
  49. ncbi request reprint Orientation of tendons in vivo with active and passive knee muscles
    Sietske Aalbersberg
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, Van der Boechorststraat 9, 1081 BT Amsterdam, The Netherlands
    J Biomech 38:1780-8. 2005
    ..Finally, inter-individual variation in tendon angles was large. This suggests that the amount of shear force produced and the potential to counteract shear forces by co-contraction is subject-specific...
  50. pmc Which factors prognosticate rotational instability following lumbar laminectomy?
    Arno Bisschop
    Department of Orthopedic Surgery, Research Institute MOVE, VU University Medical Center, De Boelelaan 1117, P O Box 7057, 1081 HV, Amsterdam, The Netherlands
    Eur Spine J 22:2897-903. 2013
    ..The purpose of the present study was to predict spinal torsion biomechanical properties with and without laminectomy from a total of 21 imaging parameters...
  51. doi request reprint Work-site musculoskeletal pain risk estimates by trained observers--a prospective cohort study
    Pieter Coenen
    Faculty of Human Movement Sciences, MOVE Research Institute Amsterdam, VU University Amsterdam, Amsterdam, The Netherlands
    Ergonomics 55:1373-81. 2012
    ..Therefore, observers' risk estimates might provide a useful method for musculoskeletal pain risk assessments...
  52. ncbi request reprint Flow-related mechanics of the intervertebral disc: the validity of an in vitro model
    Albert J van der Veen
    Department of Physics and Medical Technology, VU University Medical Center, Amsterdam, The Netherlands
    Spine (Phila Pa 1976) 30:E534-9. 2005
    ..An in vitro mechanical study on porcine motion segments...
  53. pmc Anterior shear strength of the porcine lumbar spine after laminectomy and partial facetectomy
    Guido B van Solinge
    Department of Orthopedic Surgery, VU University Medical Center, Amsterdam, The Netherlands
    Eur Spine J 19:2130-6. 2010
    ..Although relatively small, these effects may explain why patients have an increased risk of sustaining shear force related vertebral fractures after spinal decompression surgery...
  54. doi request reprint Low-back loading in lifting two loads beside the body compared to lifting one load in front of the body
    Gert S Faber
    Faculty of Human Movement Sciences, VU University, 1081 BT Amsterdam, The Netherlands
    J Biomech 42:35-41. 2009
    ..The effects of load-splitting could largely be explained by changes in horizontal distance between the load and L5/S1...
  55. doi request reprint Low-level activity of the trunk extensor muscles causes electromyographic manifestations of fatigue in absence of decreased oxygenation
    Jaap H van Dieen
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, VanderBoechortstraat 9, NL 1081 BT Amsterdam, The Netherlands
    J Electromyogr Kinesiol 19:398-406. 2009
    ..In conclusion, even at mean activity levels as low as 2% EMGmax, fatigue manifestations were found in the trunk extensors. These occurred in absence of changes in oxygenation of the muscle tissue...
  56. doi request reprint Comparison of a laboratory grade force platform with a Nintendo Wii Balance Board on measurement of postural control in single-leg stance balance tasks
    Arnold Huurnink
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, Amsterdam, The Netherlands
    J Biomech 46:1392-5. 2013
    ..996). The present findings demonstrate that WBB is sufficiently accurate in quantifying CoP trajectory, and overall amplitude and velocity during single-leg stance balance tasks...
  57. ncbi request reprint Towards optimal multi-channel EMG electrode configurations in muscle force estimation: a high density EMG study
    Didier Staudenmann
    Faculty of Human Movement Sciences, Institute for Fundamental and Clinical Human Movement Sciences, Vrije Universiteit, Van der Boechorststraat 9, 1081 BT Amsterdam, The Netherlands
    J Electromyogr Kinesiol 15:1-11. 2005
    ..Among the sensor configurations, the collection surface alone appeared to be responsible for the major part of the EMG based force estimation quality by improving it with 25%...
  58. pmc Moving the weber fraction: the perceptual precision for moment of inertia increases with exploration force
    Nienke B Debats
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, The Netherlands
    PLoS ONE 7:e42941. 2012
    ..The present study thus demonstrated that the amount of force used to explore an object can profoundly influence the precision by which its properties are perceived...
  59. pmc Quantifying intervertebral disc mechanics: a new definition of the neutral zone
    Theodoor H Smit
    VU University Medical Center, Department of Orthopaedic Surgery, Research Institute MOVE, Amsterdam, The Netherlands
    BMC Musculoskelet Disord 12:38. 2011
    ..Clear as this may seem, the various methods to quantify NZ described in the literature depend on rather arbitrary criteria. Here we present a stricter, more objective definition...
  60. ncbi request reprint Three-dimensional bone kinematics in an anterior laxity test of the ankle joint
    Gino Kerkhoffs
    Department of Orthopedic Surgery, Academic Medical Center, Meibergdreef 9, 1100 DD Amsterdam, The Netherlands
    Knee Surg Sports Traumatol Arthrosc 15:817-24. 2007
    ..These QAAT measurements show an overestimation of the laxity value by more than 200% irrespective of the load applied...
  61. doi request reprint Exploratory movements determine cue weighting in haptic length perception of handheld rods
    Nienke B Debats
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, The Netherlands
    J Neurophysiol 104:2821-30. 2010
    ..This strongly suggests that rod length perception by wielding is achieved through a weighted combination of three specific length cues, whereby the weighting depends on the characteristics of the exploratory movements...
  62. doi request reprint Determination of joint moments with instrumented force shoes in a variety of tasks
    Gert S Faber
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, Van der Boechorststraat 9, 1081 BT Amsterdam, The Netherlands
    J Biomech 43:2848-54. 2010
    ..For the walking tasks, peak vertical GRFs were somewhat underestimated. However, differences in ankle and L5/S1 moments remained small, i.e. DaPF below 7% of the peak total moment that occurred during normal walking...
  63. doi request reprint The perception of limb orientation depends on the center of mass
    Rolf van de Langenberg
    Faculty of Human Movement Sciences, VU University Amsterdam, Amsterdam, The Netherlands
    J Exp Psychol Hum Percept Perform 34:624-39. 2008
    ..These findings challenge the inertial eigenvector hypothesis and suggest that the center of mass plays a generic role in the perception of limb orientation...
  64. ncbi request reprint Workload of window cleaners using ladders differing in rung separation
    Marco J M Hoozemans
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, Van der Boechorststraat 9, 1081 BT Amsterdam, The Netherlands
    Appl Ergon 36:275-82. 2005
    ..Findings of the presents study suggest that overall, a 35 cm rung separation is marginally favourable while using extension ladders...
  65. doi request reprint Heterogeneity of muscle activation in relation to force direction: a multi-channel surface electromyography study on the triceps surae muscle
    D Staudenmann
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, Vander Boechorstraat 9, 1081 BT Amsterdam, The Netherlands
    J Electromyogr Kinesiol 19:882-95. 2009
    ..The correlations between cluster time series and forces at the foot in specific directions differed substantially between clusters, showing that the differentially activated parts of the TS had specific biomechanical functions...
  66. ncbi request reprint Abdominal muscles contribute in a minor way to peak spinal compression in lifting
    M P de Looze
    Human Movement Sciences, Vrije Universiteit, Amsterdam, The Netherlands
    J Biomech 32:655-62. 1999
    ..The contributions could be retraced to the obliques rather than the rectus, while during the lift a shift in activation from the obliquus externus to internus was observed...
  67. doi request reprint Working height, block mass and one- vs. two-handed block handling: the contribution to low back and shoulder loading during masonry work
    G S Faber
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, The Netherlands
    Ergonomics 52:1104-18. 2009
    ..However, working at shoulder level resulted in relatively high shoulder loading. Therefore, it was recommended to organise masonry work in such a way that blocks are handled with the hands at about iliac crest height as much as possible...
  68. ncbi request reprint Total trunk muscle force and spinal compression are lower in asymmetric moments as compared to pure extension moments
    J H van Dieen
    Amsterdam Spine Unit, Institute for Fundamental and Clinical Human Movement Sciences, The Netherlands
    J Biomech 32:681-7. 1999
    ..Only lateral shear forces increase with asymmetry but these remain well below failure levels...
  69. ncbi request reprint Asymmetric low back loading in asymmetric lifting movements is not prevented by pelvic twist
    I Kingma
    Amsterdam Spine Unit, Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit, The Netherlands
    J Biomech 31:527-34. 1998
    ....
  70. ncbi request reprint Factors underlying the perturbation resistance of the trunk in the first part of a lifting movement
    J C E van der Burg
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit Amsterdam, The Netherlands
    Biol Cybern 93:54-62. 2005
    ..So, the force-length-velocity characteristics of the muscles spanning the elbow joint increase the perturbation at the trunk...
  71. ncbi request reprint Stress distribution changes in bovine vertebrae just below the endplate after sustained loading
    J H van Dieen
    Amsterdam Spine Unit, Institute for Fundamental and Clinical Human Movement Sciences, Vrije Universiteit Amsterdam, NL 1081 BT, Amsterdam, Netherlands
    Clin Biomech (Bristol, Avon) 16:S135-42. 2001
    ..To describe the pattern of stress distribution in the vertebral body just behind the endplate, and to document its changes due to sustained loading...
  72. ncbi request reprint Effects of antagonistic co-contraction on differences between electromyography based and optimization based estimates of spinal forces
    J H van Dieen
    Institute for Fundamental and Clinical Human Movement Sciences, Faculty of Human Movement Sciences, Vrije Universiteit Amsterdam, Van der Boechorststraat 9, 1081 BT Amsterdam, The Netherlands
    Ergonomics 48:411-26. 2005
    ..This suggests that a penalty for active muscle mass should be included in the cost function used for predicting trunk muscle recruitment...
  73. doi request reprint A systematic review and meta-analysis of dynamic tests and related force plate parameters used to evaluate neuromusculoskeletal function in foot and ankle pathology
    Duncan P Fransz
    Research Institute MOVE, Faculty of Human Movement Sciences, VU University Amsterdam, Amsterdam, The Netherlands
    Clin Biomech (Bristol, Avon) 28:591-601. 2013
    ..The purpose of this study was to evaluate which dynamic tests and force plate parameters are most sensitive to differences between and within groups with regard to foot and ankle pathology...
  74. ncbi request reprint Mechanical invariants are implicated in dynamic touch as a function of their salience in the stimulus flow
    Rolf van de Langenberg
    Faculty of Human Movement Sciences, Vrije Universiteit and Istitute for Fundamental and Clinical Human Movement Sciences, Amsterdam, Netherlands
    J Exp Psychol Hum Percept Perform 32:1093-106. 2006
    ....
  75. doi request reprint In vitro study of inter-individual variation in posterior slope in the knee joint
    Johannes J de Boer
    Orthopaedic Research Center Amsterdam, Department of Orthopaedic Surgery, Academic Medical Center, Amsterdam, The Netherlands
    Clin Biomech (Bristol, Avon) 24:488-92. 2009
    ..This in vitro study was aimed at quantifying the inter-individual variations of the posterior tibial slope and the gender difference...
  76. ncbi request reprint The effects of ergonomic interventions on low back moments are attenuated by changes in lifting behaviour
    G S Faber
    Research Institute MOVE, Faculty of HumanMovement Sciences, VU University Amsterdam, The Netherlands
    Ergonomics 50:1377-91. 2007
    ..9 (SD 2.0) Nm/kg when block mass was reduced and 53.6 (SD 41.0) Nm when initial lifting height was increased)...
  77. ncbi request reprint Force direction and physical load in dynamic pushing and pulling
    M P de Looze
    Human Movement Sciences, Vrije Universiteit, Amsterdam, The Netherlands
    Ergonomics 43:377-90. 2000
    ..Therefore, an accurate evaluation of musculoskeletal loads in pushing and pulling requires, besides a knowledge of the force magnitude, knowledge of the direction of force exertion with respect to the body...
  78. ncbi request reprint Effect of a redesigned two-wheeled container for refuse collecting on mechanical loading of low back and shoulders
    P Paul F M Kuijer
    Coronel Institute for Occupational and Enviromental Health, AmCOGG Amsterdam Centre for Research into Health and Health Care, Academic Medical Centre University of Amsterdam, The Netherlands
    Ergonomics 46:543-60. 2003
    ....
  79. ncbi request reprint Effects of dorsal versus ventral shear loads on the rotational stability of the thoracic spine: a biomechanical porcine and human cadaveric study
    Jan Willem M Kouwenhoven
    Department of Orthopedics, University Medical Center Utrecht, Utrecht, The Netherlands
    Spine (Phila Pa 1976) 32:2545-50. 2007
    ..A biomechanical in vitro study on porcine and human spinal segments...
  80. ncbi request reprint Mechanical loading of the low back and shoulders during pushing and pulling activities
    Marco J M Hoozemans
    Coronel Institute for Occupational and Envrionmental Health, AmCOGG Amsterdam Centre for Research into Health and Health Care, Academic Medical Centre University of Amsterdam, PO Box 22700, 1100 DE Amsterdam, The Netherlands
    Ergonomics 47:1-18. 2004
    ..Initial and sustained exerted forces were not highly correlated with the mechanical load at the low back and shoulders within the studied range of the exerted forces...
  81. ncbi request reprint The contribution of the wrist, elbow and shoulder joints to single-finger tapping
    Jack T Dennerlein
    Department of Environmental Health, Harvard School of Public Health, 665 Huntington Avenue, Boston, MA 02139, USA
    J Biomech 40:3013-22. 2007
    ..For FS tapping, the kinematic and kinetic data indicate that the wrist and elbow contribute significantly, working in synergy with the finger joints to create the fingertip tapping task...