M A Howard

Summary

Affiliation: University of Iowa
Country: USA

Publications

  1. ncbi request reprint Chronic microelectrode investigations of normal human brain physiology using a hybrid depth electrode
    M A Howard
    Division of Neurosurgery, University of Iowa School of Medicine, Iowa City, USA
    Stereotact Funct Neurosurg 68:236-42. 1997
  2. ncbi request reprint Auditory cortex on the human posterior superior temporal gyrus
    M A Howard
    Department of Surgery Division of Neurosurgery, University of Iowa College of Medicine, Iowa City, Iowa 52242, USA
    J Comp Neurol 416:79-92. 2000
  3. doi request reprint Applier tool for intradural spinal cord implants
    H Oya
    Department of Neurosurgery, University of Iowa Hospitals and Clinics, Iowa City, Iowa, USA
    J Med Eng Technol 36:169-73. 2012
  4. ncbi request reprint Single-neuron responses to emotional visual stimuli recorded in human ventral prefrontal cortex
    H Kawasaki
    Department of Neurology, Division of Cognitive Neuroscience, University Hospitals and Clinics, 200 Hawkins Drive, Iowa City, Iowa 52242, USA
    Nat Neurosci 4:15-6. 2001
  5. doi request reprint Apparatus for simulating dynamic interactions between the spinal cord and soft-coupled intradural implants
    S Viljoen
    Department of Neurosurgery, University of Iowa Hospitals and Clinics, 200 Hawkins Drive, Iowa City, Iowa 52242, USA
    Rev Sci Instrum 84:114303. 2013
  6. doi request reprint Spinal canal surrogate for testing intradural implants
    H Oya
    Department of Neurosurgery, University of Iowa Hospitals and Clinics, Iowa City, Iowa, USA
    J Med Eng Technol 36:407-10. 2012
  7. ncbi request reprint Auditory-visual processing represented in the human superior temporal gyrus
    R A Reale
    Department of Neurosurgery, University of Iowa, Iowa City, IA 52242, USA
    Neuroscience 145:162-84. 2007
  8. ncbi request reprint Radiographic and intraoperative imaging of a hemisection of the spinal cord resulting in a pure Brown-Séquard syndrome: case report and review of the literature
    B J Dlouhy
    Department of Neurosurgery, University of Iowa Hospitals and Clinics, Iowa City, IA 52242, USA
    J Neurosurg Sci 57:81-6. 2013
  9. doi request reprint Pulsatile spinal cord surrogate for intradural neuromodulation studies
    S Wilson
    Department of Neurosurgery, University of Iowa Hospitals and Clinics, 200 Hawkins Drive, Iowa City, Iowa 52242, USA
    J Med Eng Technol 36:22-5. 2012
  10. ncbi request reprint Gene transfer of inducible nitric oxide synthase impairs relaxation in human and rabbit cerebral arteries
    C A Gunnett
    Department of Medicine, University of Iowa College of Medicine and Veterans Affairs Medical Center, Iowa City, Iowa 52242 1081, USA
    Stroke 33:2292-6. 2002

Collaborators

Detail Information

Publications10

  1. ncbi request reprint Chronic microelectrode investigations of normal human brain physiology using a hybrid depth electrode
    M A Howard
    Division of Neurosurgery, University of Iowa School of Medicine, Iowa City, USA
    Stereotact Funct Neurosurg 68:236-42. 1997
    ..Functional activation studies were carried out without risking patient safety or comfort...
  2. ncbi request reprint Auditory cortex on the human posterior superior temporal gyrus
    M A Howard
    Department of Surgery Division of Neurosurgery, University of Iowa College of Medicine, Iowa City, Iowa 52242, USA
    J Comp Neurol 416:79-92. 2000
    ..These physiological findings are in accord with anatomic evidence in humans and in nonhuman primates that the superior temporal cortex contains multiple interconnected auditory areas...
  3. doi request reprint Applier tool for intradural spinal cord implants
    H Oya
    Department of Neurosurgery, University of Iowa Hospitals and Clinics, Iowa City, Iowa, USA
    J Med Eng Technol 36:169-73. 2012
    ..We describe the design of the device, details of its construction, and its performance during in vivo testing of somatosensory evoked potentials in an ovine model of intradural spinal cord stimulation...
  4. ncbi request reprint Single-neuron responses to emotional visual stimuli recorded in human ventral prefrontal cortex
    H Kawasaki
    Department of Neurology, Division of Cognitive Neuroscience, University Hospitals and Clinics, 200 Hawkins Drive, Iowa City, Iowa 52242, USA
    Nat Neurosci 4:15-6. 2001
    ..Recording from neurons within healthy tissue in ventral sites of the right prefrontal cortex, we found short-latency (120-160 ms) responses selective for aversive visual stimuli...
  5. doi request reprint Apparatus for simulating dynamic interactions between the spinal cord and soft-coupled intradural implants
    S Viljoen
    Department of Neurosurgery, University of Iowa Hospitals and Clinics, 200 Hawkins Drive, Iowa City, Iowa 52242, USA
    Rev Sci Instrum 84:114303. 2013
    ..The result is a positional stability of the array on the surrogate (in air) of better than 0.2 mm over ~500,000 movement cycles. Design modifications that might lead to improved physiological performance are discussed...
  6. doi request reprint Spinal canal surrogate for testing intradural implants
    H Oya
    Department of Neurosurgery, University of Iowa Hospitals and Clinics, Iowa City, Iowa, USA
    J Med Eng Technol 36:407-10. 2012
    ..32 N mm(-1) over a 1.5 mm range of displacement, which is within a factor of 2 of that measured by others in human cadaver specimens. Examples of testing protocols of prototype intradural stimulators that employ this device are discussed...
  7. ncbi request reprint Auditory-visual processing represented in the human superior temporal gyrus
    R A Reale
    Department of Neurosurgery, University of Iowa, Iowa City, IA 52242, USA
    Neuroscience 145:162-84. 2007
    ..The area of cortex exhibiting this audiovisual influence was demonstrably greater in the speech-dominant hemisphere...
  8. ncbi request reprint Radiographic and intraoperative imaging of a hemisection of the spinal cord resulting in a pure Brown-Séquard syndrome: case report and review of the literature
    B J Dlouhy
    Department of Neurosurgery, University of Iowa Hospitals and Clinics, Iowa City, IA 52242, USA
    J Neurosurg Sci 57:81-6. 2013
    ..This is the first case in the literature demonstrating radiographic and correlative intraoperative imaging of a hemisection of the spinal cord resulting in a pure Brown-Séquard syndrome...
  9. doi request reprint Pulsatile spinal cord surrogate for intradural neuromodulation studies
    S Wilson
    Department of Neurosurgery, University of Iowa Hospitals and Clinics, 200 Hawkins Drive, Iowa City, Iowa 52242, USA
    J Med Eng Technol 36:22-5. 2012
    ..When pneumatically driven at 1 Hz and 1.5 atmospheres (≈ 1140 mm Hg), the surrogate's diametric pulsation is ≈ 100 μm, which corresponds well to in vivo observations. The applications for this surrogate are presented and discussed...
  10. ncbi request reprint Gene transfer of inducible nitric oxide synthase impairs relaxation in human and rabbit cerebral arteries
    C A Gunnett
    Department of Medicine, University of Iowa College of Medicine and Veterans Affairs Medical Center, Iowa City, Iowa 52242 1081, USA
    Stroke 33:2292-6. 2002
    ..These studies evaluated whether gene transfer of inducible nitric oxide synthase (iNOS) is a sufficient stimulus to produce vascular dysfunction in cerebral arteries...