Lawrence T Cohen

Summary

Affiliation: University of Melbourne
Country: Australia

Publications

  1. ncbi request reprint Spatial spread of neural excitation in cochlear implant recipients: comparison of improved ECAP method and psychophysical forward masking
    Lawrence T Cohen
    Co operative Research Centre for Cochlear Implant and Hearing Aid Innovation, The University of Melbourne, 384 388 Albert Street, East Melbourne, VIC 3002, Australia
    Hear Res 179:72-87. 2003
  2. doi request reprint Practical model description of peripheral neural excitation in cochlear implant recipients: 5. refractory recovery and facilitation
    Lawrence T Cohen
    Department of Otolaryngology, The University of Melbourne, Australia
    Hear Res 248:1-14. 2009
  3. doi request reprint Practical model description of peripheral neural excitation in cochlear implant recipients: 3. ECAP during bursts and loudness as function of burst duration
    Lawrence T Cohen
    Department of Otolaryngology, The University of Melbourne, 384 388 Albert Street, East Melbourne, Victoria 3002, Australia
    Hear Res 247:112-21. 2009
  4. doi request reprint Practical model description of peripheral neural excitation in cochlear implant recipients: 1. Growth of loudness and ECAP amplitude with current
    Lawrence T Cohen
    Department of Otolaryngology, The University of Melbourne, 384 388 Albert Street, East Melbourne, VIC 3002, Australia
    Hear Res 247:87-99. 2009
  5. doi request reprint Practical model description of peripheral neural excitation in cochlear implant recipients: 2. Spread of the effective stimulation field (ESF), from ECAP and FEA
    Lawrence T Cohen
    Department of Otolaryngology, The University of Melbourne, 384 388 Albert Street, East Melbourne, VIC 3002, Australia
    Hear Res 247:100-11. 2009
  6. ncbi request reprint Psychophysical measures in patients fitted with Contour and straight Nucleus electrode arrays
    Lawrence T Cohen
    Co operative Research Centre for Cochlear Implant and Hearing Aid Innovation, Australia, 384 388 Albert Street, East Melbourne, VIC 3002, Australia
    Hear Res 212:160-75. 2006
  7. ncbi request reprint A psychophysical forward masking comparison of longitudinal spread of neural excitation in the Contour and straight Nucleus electrode arrays
    Lawrence T Cohen
    Cooperative Research Centre for Cochlear Implant and Hearing Aid Innovation, Melbourne, Australia
    Int J Audiol 44:559-66. 2005
  8. ncbi request reprint Spatial spread of neural excitation: comparison of compound action potential and forward-masking data in cochlear implant recipients
    Lawrence T Cohen
    Co operative Research Centre for Cochlear Implant and Hearing Aid Innovation, Australia, Melbourne, Victoria
    Int J Audiol 43:346-55. 2004
  9. doi request reprint Practical model description of peripheral neural excitation in cochlear implant recipients: 4. model development at low pulse rates: general model and application to individuals
    Lawrence T Cohen
    Department of Otolaryngology, The University of Melbourne, Australia
    Hear Res 248:15-30. 2009
  10. ncbi request reprint Measurement and analysis of access resistance and polarization impedance in cochlear implant recipients
    Michael Tykocinski
    Cooperative Research Center for Cochlear Implant and Hearing Aid Innovation, Melbourne, Victoria, Australia
    Otol Neurotol 26:948-56. 2005

Detail Information

Publications11

  1. ncbi request reprint Spatial spread of neural excitation in cochlear implant recipients: comparison of improved ECAP method and psychophysical forward masking
    Lawrence T Cohen
    Co operative Research Centre for Cochlear Implant and Hearing Aid Innovation, The University of Melbourne, 384 388 Albert Street, East Melbourne, VIC 3002, Australia
    Hear Res 179:72-87. 2003
    ..Whereas the width of the ECAP measure was significantly correlated with both the maximum comfortable level and the distance of the electrode band from the modiolus, the width of the forward masking profile was not...
  2. doi request reprint Practical model description of peripheral neural excitation in cochlear implant recipients: 5. refractory recovery and facilitation
    Lawrence T Cohen
    Department of Otolaryngology, The University of Melbourne, Australia
    Hear Res 248:1-14. 2009
    ..The model should provide the means to improve speech processing algorithms for cochlear implants, by allowing the systematic incorporation of additional information concerning the neural response to electrical stimulation...
  3. doi request reprint Practical model description of peripheral neural excitation in cochlear implant recipients: 3. ECAP during bursts and loudness as function of burst duration
    Lawrence T Cohen
    Department of Otolaryngology, The University of Melbourne, 384 388 Albert Street, East Melbourne, Victoria 3002, Australia
    Hear Res 247:112-21. 2009
    ..These results establish a necessary connection between the essentially single-pulse model, developed in the fourth and fifth papers of the series, and the psychophysical data for pulse bursts, but they also have broader implications...
  4. doi request reprint Practical model description of peripheral neural excitation in cochlear implant recipients: 1. Growth of loudness and ECAP amplitude with current
    Lawrence T Cohen
    Department of Otolaryngology, The University of Melbourne, 384 388 Albert Street, East Melbourne, VIC 3002, Australia
    Hear Res 247:87-99. 2009
    ....
  5. doi request reprint Practical model description of peripheral neural excitation in cochlear implant recipients: 2. Spread of the effective stimulation field (ESF), from ECAP and FEA
    Lawrence T Cohen
    Department of Otolaryngology, The University of Melbourne, 384 388 Albert Street, East Melbourne, VIC 3002, Australia
    Hear Res 247:100-11. 2009
    ..The relationship between two ECAP measures, the spread of ESF and the "spread of excitation" (SOE), is discussed...
  6. ncbi request reprint Psychophysical measures in patients fitted with Contour and straight Nucleus electrode arrays
    Lawrence T Cohen
    Co operative Research Centre for Cochlear Implant and Hearing Aid Innovation, Australia, 384 388 Albert Street, East Melbourne, VIC 3002, Australia
    Hear Res 212:160-75. 2006
    ..The forward masking profiles, using moderately loud maskers, were narrower for the Contour array, indicative of more localized neural excitation...
  7. ncbi request reprint A psychophysical forward masking comparison of longitudinal spread of neural excitation in the Contour and straight Nucleus electrode arrays
    Lawrence T Cohen
    Cooperative Research Centre for Cochlear Implant and Hearing Aid Innovation, Melbourne, Australia
    Int J Audiol 44:559-66. 2005
    ..Current levels for hearing thresholds and maximum comfortable listening levels were significantly lower for the Contour array subjects...
  8. ncbi request reprint Spatial spread of neural excitation: comparison of compound action potential and forward-masking data in cochlear implant recipients
    Lawrence T Cohen
    Co operative Research Centre for Cochlear Implant and Hearing Aid Innovation, Australia, Melbourne, Victoria
    Int J Audiol 43:346-55. 2004
    ..04. Results from a pilot study, in which this capability was exploited, suggest that the spatial functions from this 'advanced' method may provide a better correlation with results from psychophysical forward masking...
  9. doi request reprint Practical model description of peripheral neural excitation in cochlear implant recipients: 4. model development at low pulse rates: general model and application to individuals
    Lawrence T Cohen
    Department of Otolaryngology, The University of Melbourne, Australia
    Hear Res 248:15-30. 2009
    ..The consistency of the fittings was assessed by comparing model emulations of the ECAP "spread of excitation" (SOE) measure with experimental findings...
  10. ncbi request reprint Measurement and analysis of access resistance and polarization impedance in cochlear implant recipients
    Michael Tykocinski
    Cooperative Research Center for Cochlear Implant and Hearing Aid Innovation, Melbourne, Victoria, Australia
    Otol Neurotol 26:948-56. 2005
    ....
  11. ncbi request reprint Degree of modiolar coiling, electrical thresholds, and speech perception after cochlear implantation
    Michelle S Marrinan
    Department of Otolaryngology, New York University School of Medicine, New York, NY 10016, USA
    Otol Neurotol 25:290-4. 2004
    ..The purpose of this study was to evaluate whether the degree of modiolar coil correlates with electrical threshold and/or performance measures postimplantation with the Nucleus CI24RCS (Contour) device...