P J Cordo

Summary

Affiliation: Oregon Health and Science University
Country: USA

Publications

  1. ncbi request reprint Position sensitivity of human muscle spindles: single afferent and population representations
    Paul J Cordo
    Neurological Sciences Institute, Oregon Health and Science University, 505 NW 185th Avenue, Beaverton, OR 97006, USA
    J Neurophysiol 87:1186-95. 2002
  2. ncbi request reprint Postural muscle tone in the body axis of healthy humans
    Victor Gurfinkel
    Neurological Sciences Institute, Oregon Health and Sciences University, 505 NW 185th Ave, Beaverton, OR 97006, USA
    J Neurophysiol 96:2678-87. 2006
  3. ncbi request reprint Position sense during imperceptibly slow movements
    P J Cordo
    Neurological Sciences Institute, Oregon Health Sciences University, Portland 97209, USA
    Exp Brain Res 132:1-9. 2000
  4. doi request reprint Assisted movement with enhanced sensation (AMES): coupling motor and sensory to remediate motor deficits in chronic stroke patients
    Paul Cordo
    Neurological Sciences Institute, Department of Neurology, Oregon Health and Science University, Portland, Oregon, USA
    Neurorehabil Neural Repair 23:67-77. 2009
  5. ncbi request reprint Scaling and non-scaling of muscle activity, kinematics, and dynamics in sit-ups with different degrees of difficulty
    Paul J Cordo
    Neurological Sciences Institute, Oregon Health and Sciences University NSI OHSU, West Campus, Beaverton, Portland, OR 97006, USA
    J Electromyogr Kinesiol 16:506-21. 2006
  6. ncbi request reprint Effect of slow, small movement on the vibration-evoked kinesthetic illusion
    P J Cordo
    Neurological Sciences Institute, Oregon Health and Science University, 505 NW 185th Ave, Beaverton, OR 97006, USA
    Exp Brain Res 167:324-34. 2005
  7. ncbi request reprint Motor coordination can be fully understood only by studying complex movements
    Paul J Cordo
    Neurological Sciences Institute, Oregon Health and Science University, Portland, OR 97201, USA
    Prog Brain Res 143:29-38. 2004
  8. ncbi request reprint The sit-up: complex kinematics and muscle activity in voluntary axial movement
    P J Cordo
    Neurological Science Institute, Oregon Health and Science University, 505 NW 185th Avenue, Beaverton, OR, USA
    J Electromyogr Kinesiol 13:239-52. 2003
  9. pmc Contributions of skin and muscle afferent input to movement sense in the human hand
    Paul J Cordo
    Department of Biomedical Engineering, Oregon Health and Science University, Portland, Oregon 97006, USA
    J Neurophysiol 105:1879-88. 2011
  10. pmc Haptic touch reduces sway by increasing axial tone
    E Franzen
    Department of Neurology, Oregon Health and Science University, Portland, OR, USA
    Neuroscience 174:216-23. 2011

Research Grants

Detail Information

Publications13

  1. ncbi request reprint Position sensitivity of human muscle spindles: single afferent and population representations
    Paul J Cordo
    Neurological Sciences Institute, Oregon Health and Science University, 505 NW 185th Avenue, Beaverton, OR 97006, USA
    J Neurophysiol 87:1186-95. 2002
    ....
  2. ncbi request reprint Postural muscle tone in the body axis of healthy humans
    Victor Gurfinkel
    Neurological Sciences Institute, Oregon Health and Sciences University, 505 NW 185th Ave, Beaverton, OR 97006, USA
    J Neurophysiol 96:2678-87. 2006
    ....
  3. ncbi request reprint Position sense during imperceptibly slow movements
    P J Cordo
    Neurological Sciences Institute, Oregon Health Sciences University, Portland 97209, USA
    Exp Brain Res 132:1-9. 2000
    ..Based on the similarity of results in trials with very slow and no hand movement, it was concluded that position-sense percepts are more accurately distinguished by the speed of movement rather than whether movement is occurring or not...
  4. doi request reprint Assisted movement with enhanced sensation (AMES): coupling motor and sensory to remediate motor deficits in chronic stroke patients
    Paul Cordo
    Neurological Sciences Institute, Department of Neurology, Oregon Health and Science University, Portland, Oregon, USA
    Neurorehabil Neural Repair 23:67-77. 2009
    ..Conventional methods of rehabilitation in patients with chronic, severe motor impairments after stroke usually do not lessen paresis...
  5. ncbi request reprint Scaling and non-scaling of muscle activity, kinematics, and dynamics in sit-ups with different degrees of difficulty
    Paul J Cordo
    Neurological Sciences Institute, Oregon Health and Sciences University NSI OHSU, West Campus, Beaverton, Portland, OR 97006, USA
    J Electromyogr Kinesiol 16:506-21. 2006
    ..Non-scaling changes in these parameters suggest that complex movements, such as the sit-up, may require discrete changes in motor pattern in order to deal with large loads, which challenge the available leverage...
  6. ncbi request reprint Effect of slow, small movement on the vibration-evoked kinesthetic illusion
    P J Cordo
    Neurological Sciences Institute, Oregon Health and Science University, 505 NW 185th Ave, Beaverton, OR 97006, USA
    Exp Brain Res 167:324-34. 2005
    ..We discuss whether the exaggerated perception of slow, small movement during vibration is better explained by contributions of non muscle spindle Ia afferents or by changes in the mechanical transmission of vibration to the receptor...
  7. ncbi request reprint Motor coordination can be fully understood only by studying complex movements
    Paul J Cordo
    Neurological Sciences Institute, Oregon Health and Science University, Portland, OR 97201, USA
    Prog Brain Res 143:29-38. 2004
    ..Thus, a number of important aspects of motor coordination can only be revealed by the study of complex movements...
  8. ncbi request reprint The sit-up: complex kinematics and muscle activity in voluntary axial movement
    P J Cordo
    Neurological Science Institute, Oregon Health and Science University, 505 NW 185th Avenue, Beaverton, OR, USA
    J Electromyogr Kinesiol 13:239-52. 2003
    ..This complex pattern changed qualitatively from one phase to the next, suggesting that the roles of different muscles and, as a consequence, the overall form of coordination, change during the sit-up...
  9. pmc Contributions of skin and muscle afferent input to movement sense in the human hand
    Paul J Cordo
    Department of Biomedical Engineering, Oregon Health and Science University, Portland, Oregon 97006, USA
    J Neurophysiol 105:1879-88. 2011
    ..Whereas skin input contributes to both dynamic position and velocity sense, muscle input may contribute only to velocity sense...
  10. pmc Haptic touch reduces sway by increasing axial tone
    E Franzen
    Department of Neurology, Oregon Health and Science University, Portland, OR, USA
    Neuroscience 174:216-23. 2011
    ..The increase of hip postural tone during touching and gripping can be explained as a suppression of hip muscle shortening reactions that normally assist axial rotation...
  11. pmc Increased dynamic regulation of postural tone through Alexander Technique training
    T W Cacciatore
    Neurological Sciences Institute, Oregon Health and Science University, Beaverton, OR, USA
    Hum Mov Sci 30:74-89. 2011
    ....
  12. doi request reprint Progression of forearm intravenous regional anesthesia with ropivacaine
    Jean Louis Horn
    Department of Anesthesiology, Oregon Health and Science University, Portland, OR 97239, USA
    Reg Anesth Pain Med 36:177-80. 2011
    ..The spread of anesthesia occurred in a semisystematic way, spreading proximally and distally from the site of injection (mid-dorsum of the hand), and, at a slower rate, from the dorsum of the hand to the palm...
  13. pmc Axial hypertonicity in Parkinson's disease: direct measurements of trunk and hip torque
    W G Wright
    Neurological Sciences Institute, Department of Neurology, Oregon Health and Science University, 505 NW 185th Ave, Beaverton, OR 97006, USA
    Exp Neurol 208:38-46. 2007
    ..The absence of a levodopa effect on axial tone suggests that axial and appendicular tones are controlled by separate neural circuits...

Research Grants11

  1. COORDINATION OF SITTING UP
    Paul Cordo; Fiscal Year: 2001
    ..The vertical forces produced on the support surface will be recorded along with segmental kinematics and muscle (EMG) activity. ..
  2. SPATIAL AND TEMPORAL CONTROL OF TARGETED LIMB MOVEMENTS
    Paul Cordo; Fiscal Year: 1999
    ..Tendon vibration will be implemented with a unique piece of equipment in which the frequency, amplitude and force of stimulation can be precisely controlled. ..
  3. SPATIAL AND TEMPORAL CONTROL OF TARGETED LIMB MOVEMENTS
    Paul Cordo; Fiscal Year: 2006
    ..abstract_text> ..