C W Turner

Summary

Affiliation: University of Iowa
Country: USA

Publications

  1. ncbi Limiting spectral resolution in speech for listeners with sensorineural hearing loss
    C W Turner
    Department of Speech Pathology and Audiology, University of Iowa, Iowa City 52242, USA
    J Speech Lang Hear Res 42:773-84. 1999
  2. ncbi Integration of acoustic and electrical hearing
    Christopher Turner
    University of Iowa, Department of Speech Pathology and Audiology, Iowa City, IA 52242, USA
    J Rehabil Res Dev 45:769-78. 2008
  3. ncbi Combined acoustic and electric hearing: preserving residual acoustic hearing
    Christopher W Turner
    Department of Speech Pathology and Audiology, 121B SHC Building, University of Iowa, Iowa City, IA 52242, United States
    Hear Res 242:164-71. 2008
  4. ncbi Hearing loss and the limits of amplification
    Christopher W Turner
    Department of Speech Pathology and Audiology, University of Iowa, Iowa City, Iowa 52242, USA
    Audiol Neurootol 11:2-5. 2006
  5. ncbi Speech audibility for listeners with high-frequency hearing loss
    C W Turner
    Syracuse University, NY, USA
    Am J Audiol 8:47-56. 1999
  6. ncbi Providing low- and mid-frequency speech information to listeners with sensorineural hearing loss
    C W Turner
    Department of Speech Pathology and Audiology, University of Iowa, Iowa City 52242, USA
    J Acoust Soc Am 109:2999-3006. 2001
  7. ncbi Stability of low-frequency residual hearing in patients who are candidates for combined acoustic plus electric hearing
    Wai Na Yao
    Department of Speech Pathology and Audiology, University of Iowa, 250 Hawkins Drive, Iowa City, IA 52242, USA
    J Speech Lang Hear Res 49:1085-90. 2006
  8. ncbi Benefits of amplification for speech recognition in background noise
    Christopher W Turner
    Department of Speech Pathology and Audiology, University of Iowa, Iowa City 52242, USA
    J Acoust Soc Am 112:1675-80. 2002
  9. ncbi Impact of hair cell preservation in cochlear implantation: combined electric and acoustic hearing
    Christopher W Turner
    Department of Communication Sciences and Disorders, University of Iowa, Iowa City, Iowa, USA
    Otol Neurotol 31:1227-32. 2010
  10. ncbi Sequential stream segregation using temporal periodicity cues in cochlear implant recipients
    Robert S Hong
    Department of Otolaryngology Head and Neck Surgery, University of Iowa, Iowa City, Iowa 52242 1012, USA
    J Acoust Soc Am 126:291-9. 2009

Research Grants

  1. HEARING AIDS, COCHLEAR IMPLANTS AND SPEECH RECOGNITION
    Christopher Turner; Fiscal Year: 2007
  2. HEARING AIDS, COCHLEAR IMPLANTS, AND SPEECH RECOGNITION
    Christopher Turner; Fiscal Year: 2002

Detail Information

Publications22

  1. ncbi Limiting spectral resolution in speech for listeners with sensorineural hearing loss
    C W Turner
    Department of Speech Pathology and Audiology, University of Iowa, Iowa City 52242, USA
    J Speech Lang Hear Res 42:773-84. 1999
    ....
  2. ncbi Integration of acoustic and electrical hearing
    Christopher Turner
    University of Iowa, Department of Speech Pathology and Audiology, Iowa City, IA 52242, USA
    J Rehabil Res Dev 45:769-78. 2008
    ..The results with the Iowa/Nucleus Hybrid device demonstrate the ability of the auditory system to integrate acoustic and electrical stimulation, even under conditions of severe distortions to the normal cochlear place-frequency mapping...
  3. ncbi Combined acoustic and electric hearing: preserving residual acoustic hearing
    Christopher W Turner
    Department of Speech Pathology and Audiology, 121B SHC Building, University of Iowa, Iowa City, IA 52242, United States
    Hear Res 242:164-71. 2008
    ....
  4. ncbi Hearing loss and the limits of amplification
    Christopher W Turner
    Department of Speech Pathology and Audiology, University of Iowa, Iowa City, Iowa 52242, USA
    Audiol Neurootol 11:2-5. 2006
    ..Therefore a strategy of preserving low-frequency residual hearing combined with electrical stimulation for the higher frequencies is an attractive solution for patients with severe high-frequency hearing loss...
  5. ncbi Speech audibility for listeners with high-frequency hearing loss
    C W Turner
    Syracuse University, NY, USA
    Am J Audiol 8:47-56. 1999
    ..The present study adds further support to the idea that attempting to provide amplification to regions with severe high-frequency hearing loss (> or = 3000 Hz) may not necessarily benefit many individuals with hearing loss...
  6. ncbi Providing low- and mid-frequency speech information to listeners with sensorineural hearing loss
    C W Turner
    Department of Speech Pathology and Audiology, University of Iowa, Iowa City 52242, USA
    J Acoust Soc Am 109:2999-3006. 2001
    ....
  7. ncbi Stability of low-frequency residual hearing in patients who are candidates for combined acoustic plus electric hearing
    Wai Na Yao
    Department of Speech Pathology and Audiology, University of Iowa, 250 Hawkins Drive, Iowa City, IA 52242, USA
    J Speech Lang Hear Res 49:1085-90. 2006
    ..These data provide support for the idea that the short-electrode cochlear implant may be a practical solution for most adults in the long run, but this may not be the case for all pediatric patients...
  8. ncbi Benefits of amplification for speech recognition in background noise
    Christopher W Turner
    Department of Speech Pathology and Audiology, University of Iowa, Iowa City 52242, USA
    J Acoust Soc Am 112:1675-80. 2002
    ....
  9. ncbi Impact of hair cell preservation in cochlear implantation: combined electric and acoustic hearing
    Christopher W Turner
    Department of Communication Sciences and Disorders, University of Iowa, Iowa City, Iowa, USA
    Otol Neurotol 31:1227-32. 2010
    ..Both the status of the inner ear and acoustic characteristics of speech cues are important factors. How does the magnitude of the potential benefits depend on the candidacy criteria for implantation with a hearing-preservation electrode?..
  10. ncbi Sequential stream segregation using temporal periodicity cues in cochlear implant recipients
    Robert S Hong
    Department of Otolaryngology Head and Neck Surgery, University of Iowa, Iowa City, Iowa 52242 1012, USA
    J Acoust Soc Am 126:291-9. 2009
    ..These results imply that CI subjects may in certain contexts (i.e., when the talker has a low fundamental frequency voice) be able to use temporal periodicity cues to segregate and thus understand the voices of competing talkers...
  11. ncbi Hybrid 10 clinical trial: preliminary results
    Bruce J Gantz
    Department of Otolaryngology Head and Neck Surgery, Iowa Cochlear Implant Clinical Research Center, University of Iowa, Iowa City, Iowa 52242 1078, USA
    Audiol Neurootol 14:32-8. 2009
    ..Duration of profound high-frequency hearing loss appears to be an important variable when determining selection criteria for the Hybrid implant...
  12. ncbi Cochlear implant speech processor frequency allocations may influence pitch perception
    Lina A J Reiss
    Department of Speech Pathology and Audiology, The University of Iowa, Iowa City, Iowa 52242, U S A
    Otol Neurotol 29:160-7. 2008
    ..To investigate the effects of assigning cochlear implant speech processor frequencies normally associated with more apical cochlear locations to the shallow insertion depths of the Iowa/Nucleus Hybrid electrode...
  13. ncbi Changes in pitch with a cochlear implant over time
    Lina A J Reiss
    Department of Speech Pathology and Audiology, Wendell Johnson Speech and Hearing Center, University of Iowa, Iowa City, IA 52242, USA
    J Assoc Res Otolaryngol 8:241-57. 2007
    ..These pitch shifts over time not only raise questions for strict place-based theories of pitch perception, but also imply that experience may have a greater influence on cochlear implant perception than previously thought...
  14. ncbi Pure-tone auditory stream segregation and speech perception in noise in cochlear implant recipients
    Robert S Hong
    Department of Otolaryngology Head and Neck Surgery, University of Iowa, 121B WJSHC, Iowa City, Iowa 52242 1012, USA
    J Acoust Soc Am 120:360-74. 2006
    ..The inability of some cochlear implant users to perform stream segregation may therefore contribute to their difficulties in noise backgrounds...
  15. ncbi Combining acoustic and electrical hearing
    Bruce J Gantz
    Department of Otolaryngology Head and Neck Surgery, University of Iowa Hospitals and Clinics, 200 Hawkins Drive, 21201 PFP, Iowa City IA 52242 1078, USA
    Laryngoscope 113:1726-30. 2003
    ..In addition, whether residual hearing can be preserved when an electrode is placed into the inner ear up to 10 mm and whether place of electrical stimulation influences speech perception were tested...
  16. ncbi Channel weights for speech recognition in cochlear implant users
    M A Mehr
    Department of Speech Pathology and Audiology, University of Iowa, Iowa City 52242, USA
    J Acoust Soc Am 109:359-66. 2001
    ..A strong correlation was found between the relative weight of the channel removed and the decrease in speech recognition, thus providing support for use of the correlational method for cochlear implant users...
  17. ncbi Production and perception of speech intonation in pediatric cochlear implant recipients and individuals with normal hearing
    Shu Chen Peng
    Department of Speech Pathology and Audiology, University of Iowa, Iowa City, IA, USA
    Ear Hear 29:336-51. 2008
    ....
  18. ncbi Speech recognition in noise for cochlear implant listeners: benefits of residual acoustic hearing
    Christopher W Turner
    Dept. of Speech Pathology and Audiology, Dept. of Otolaryngology Head and Neck Surgery, University of Iowa, Iowa City, Iowa 52242, USA
    J Acoust Soc Am 115:1729-35. 2004
    ..The results are consistent with the idea that better perception of voice pitch, which can aid in separating voices in a background of other talkers, was responsible for this advantage...
  19. ncbi The resolution of complex spectral patterns by cochlear implant and normal-hearing listeners
    Belinda A Henry
    Department of Speech Pathology and Audiology, The University of Iowa, Iowa City, Iowa 52242, USA
    J Acoust Soc Am 113:2861-73. 2003
    ....
  20. ncbi Consonant identification under maskers with sinusoidal modulation: masking release or modulation interference?
    B J Kwon
    Department of Speech Pathology and Audiology, University of Iowa, Iowa City 52242, USA
    J Acoust Soc Am 110:1130-40. 2001
    ....
  21. ncbi The Hybrid cochlear implant: a review
    Erika A Woodson
    Departments of Otolaryngology Head and Neck Surgery, University of Iowa Hospitals and Clinics, Iowa City, Iowa 52242, USA
    Adv Otorhinolaryngol 67:125-34. 2010
    ....
  22. ncbi Spectral peak resolution and speech recognition in quiet: normal hearing, hearing impaired, and cochlear implant listeners
    Belinda A Henry
    Department of Communicative Disorders, University of Wisconsin Madison, Madison, Wisconsin 53706, USA
    J Acoust Soc Am 118:1111-21. 2005
    ..These results suggest that efforts to improve spectral peak resolution for HI and CI users may lead to improved speech recognition...

Research Grants14

  1. HEARING AIDS, COCHLEAR IMPLANTS AND SPEECH RECOGNITION
    Christopher Turner; Fiscal Year: 2007
    ..abstract_text> ..
  2. HEARING AIDS, COCHLEAR IMPLANTS, AND SPEECH RECOGNITION
    Christopher Turner; Fiscal Year: 2002
    ..Additional experiments will test the efficacy of these strategies upon speech recognition in listeners with sensorineural hearing loss. ..