THOMAS SANDERCOCK

Summary

Affiliation: Northwestern University
Country: USA

Publications

  1. ncbi Transducer and base compliance alter the in situ 6 dof force measured from muscle during an isometric contraction in a multi-joint limb
    Thomas G Sandercock
    Department of Physiology, Northwestern University, Chicago, IL 60611, USA
    J Biomech 45:1017-22. 2012
  2. ncbi Force summation between muscles: are muscles independent actuators?
    Thomas G Sandercock
    Department of Physiology, Feinberg School of Medicine, Northwestern University, 303 E Chicago Avenue, Chicago, IL 60611, USA
    Med Sci Sports Exerc 41:184-90. 2009
  3. ncbi Nonlinear summation of force in cat soleus muscle results primarily from stretch of the common-elastic elements
    T G Sandercock
    Department of Physiology, Northwestern University Medical School, Chicago, Illinois 60611, USA
    J Appl Physiol 89:2206-14. 2000
  4. ncbi Extra force from asynchronous stimulation of cat soleus muscle results from minimizing the stretch of the common elastic elements
    Thomas G Sandercock
    Department of Physiology, Northwestern University School of Medicine, Chicago, IL 60611, USA
    J Neurophysiol 96:1401-5. 2006
  5. ncbi Summation of motor unit force in passive and active muscle
    Thomas G Sandercock
    Department of Physiology, Northwestern University Medical School, Chicago, IL 60611, USA
    Exerc Sport Sci Rev 33:76-83. 2005
  6. ncbi Whole muscle length-tension properties vary with recruitment and rate modulation in areflexive cat soleus
    T G Sandercock
    Department of Physiology, Northwestern University Medical School, Chicago, Illinois 60611, USA
    J Neurophysiol 85:1033-8. 2001
  7. ncbi In situ estimation of tendon material properties: differences between muscles of the feline hindlimb
    Lei Cui
    Department of Biomedical Engineering, Northwestern University, Chicago, IL, USA
    J Biomech 42:679-85. 2009
  8. ncbi Understanding complex muscles in the rat hindlimb: Activations and actions
    Matthew C Tresch
    Northwestern University, Departments of Biomedical Engineering, Physical Medicine and Rehabilitation, and Physiology, Chicago, IL 60611, USA
    Conf Proc IEEE Eng Med Biol Soc 2010:4502-5. 2010
  9. ncbi Summation of forces from multiple motor units in the cat soleus muscle
    Eric J Perreault
    Department of Physiology, Northwestern University Medical School, Chicago, Illinois 60611, USA
    J Neurophysiol 89:738-44. 2003
  10. ncbi Hill muscle model errors during movement are greatest within the physiologically relevant range of motor unit firing rates
    Eric J Perreault
    Department of Physiology, Northwestern University Medical School, IL 60611, USA
    J Biomech 36:211-8. 2003

Research Grants

  1. Muscle Properties During Normal Movements
    THOMAS SANDERCOCK; Fiscal Year: 2006

Collaborators

Detail Information

Publications14

  1. ncbi Transducer and base compliance alter the in situ 6 dof force measured from muscle during an isometric contraction in a multi-joint limb
    Thomas G Sandercock
    Department of Physiology, Northwestern University, Chicago, IL 60611, USA
    J Biomech 45:1017-22. 2012
    ..Finally, we discuss the practical implications of these results to experimental measurements of muscle actions...
  2. ncbi Force summation between muscles: are muscles independent actuators?
    Thomas G Sandercock
    Department of Physiology, Feinberg School of Medicine, Northwestern University, 303 E Chicago Avenue, Chicago, IL 60611, USA
    Med Sci Sports Exerc 41:184-90. 2009
    ..In conclusion, despite strong connective tissue linkages, in cat hindlimb synergistic muscles appear to be independent actuators if acting in physiological conditions...
  3. ncbi Nonlinear summation of force in cat soleus muscle results primarily from stretch of the common-elastic elements
    T G Sandercock
    Department of Physiology, Northwestern University Medical School, Chicago, Illinois 60611, USA
    J Appl Physiol 89:2206-14. 2000
    ..These compensatory movements showed how the model could account for most, but not all, of F(nl)...
  4. ncbi Extra force from asynchronous stimulation of cat soleus muscle results from minimizing the stretch of the common elastic elements
    Thomas G Sandercock
    Department of Physiology, Northwestern University School of Medicine, Chicago, IL 60611, USA
    J Neurophysiol 96:1401-5. 2006
    ..The results support the hypothesis and suggest that the common elasticity can be used to predict force gains from asynchronous stimulation...
  5. ncbi Summation of motor unit force in passive and active muscle
    Thomas G Sandercock
    Department of Physiology, Northwestern University Medical School, Chicago, IL 60611, USA
    Exerc Sport Sci Rev 33:76-83. 2005
    ..This suggests that the type of nonlinearity observed between motor units may not be physiologically significant...
  6. ncbi Whole muscle length-tension properties vary with recruitment and rate modulation in areflexive cat soleus
    T G Sandercock
    Department of Physiology, Northwestern University Medical School, Chicago, Illinois 60611, USA
    J Neurophysiol 85:1033-8. 2001
    ....
  7. ncbi In situ estimation of tendon material properties: differences between muscles of the feline hindlimb
    Lei Cui
    Department of Biomedical Engineering, Northwestern University, Chicago, IL, USA
    J Biomech 42:679-85. 2009
    ..This creates challenges to estimating muscle behavior in biomechanical models for which direct measures of tendon properties are not available...
  8. ncbi Understanding complex muscles in the rat hindlimb: Activations and actions
    Matthew C Tresch
    Northwestern University, Departments of Biomedical Engineering, Physical Medicine and Rehabilitation, and Physiology, Chicago, IL 60611, USA
    Conf Proc IEEE Eng Med Biol Soc 2010:4502-5. 2010
    ....
  9. ncbi Summation of forces from multiple motor units in the cat soleus muscle
    Eric J Perreault
    Department of Physiology, Northwestern University Medical School, Chicago, Illinois 60611, USA
    J Neurophysiol 89:738-44. 2003
    ..The results are discussed in terms of the mechanical properties of the connective tissue forming the tendon and linking muscle fibers...
  10. ncbi Hill muscle model errors during movement are greatest within the physiologically relevant range of motor unit firing rates
    Eric J Perreault
    Department of Physiology, Northwestern University Medical School, IL 60611, USA
    J Biomech 36:211-8. 2003
    ....
  11. ncbi Nonlinear summation of force in cat tibialis anterior: a muscle with intrafascicularly terminating fibers
    Thomas G Sandercock
    Department of Physiology, Northwestern University Medical School, Chicago, Illinois 60611, USA
    J Appl Physiol 94:1955-63. 2003
    ..Compensatory movements of the servomechanism showed the common elasticity is very stiff, and the model cannot account for F(nl) in cat TA...
  12. ncbi Motor unit composition has little effect on the short-range stiffness of feline medial gastrocnemius muscle
    Lei Cui
    Departments of Biomedical Engineering, Northwestern University, Chicago, Illinois 60611, USA
    J Appl Physiol 103:796-802. 2007
    ..Experimental and simulated results show that motor unit composition or firing rate has little effect on the SRS property of the cat MG muscle, suggesting that architectural features may be the primary determinant of SRS...
  13. ncbi Modeling short-range stiffness of feline lower hindlimb muscles
    Lei Cui
    Department of Biomedical Engineering, Northwestern University, Evanston, IL 60208, USA
    J Biomech 41:1945-52. 2008
    ..Subsequent analyses suggested that these errors might have resulted from differences in the tendon elastic modulus, as compared to the other muscles tested...
  14. ncbi Are skeletal muscles independent actuators? Force transmission from soleus muscle in the cat
    Huub Maas
    Research Institute MOVE, Faculty of Human Movement Sciences, VU Univ Amsterdam, Van der Boechorststraat 9, 1081 BT Amsterdam, The Netherlands
    J Appl Physiol 104:1557-67. 2008
    ..Thus, within the experimental conditions of the present study, the intact cat soleus muscle appears to act mechanically as an independent actuator...

Research Grants5

  1. Muscle Properties During Normal Movements
    THOMAS SANDERCOCK; Fiscal Year: 2006
    ..These results will be important for rehabilitation engineering, providing a quantitative guide for muscle selection in tendon transfer surgeries and functional neuromuscular stimulation. ..