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Related Experiment Videos

Device for quantifying tactile neglect in stroke patients.

M V Lakshmi1, R Tallis, M Ribbands

  • 1Academic Department of Geriatric Medicine, Hope Hospital, Salford, UK.

Journal of Biomedical Engineering
|November 1, 1991
PubMed
Summary
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A new computer-driven device accurately quantifies tactile neglect, a common stroke complication. This tool aids in evaluating treatments and understanding the natural progression of tactile neglect after stroke.

Area of Science:

  • Neuroscience
  • Rehabilitation Medicine
  • Medical Devices

Background:

  • Tactile neglect is a significant stroke complication impacting patient outcomes.
  • Current methods for quantifying tactile neglect are insufficient, hindering treatment evaluation.

Purpose of the Study:

  • To introduce and validate a novel, computer-driven device for quantifying tactile neglect.
  • To assess the device's reliability in distinguishing between healthy individuals and stroke patients with tactile neglect.

Main Methods:

  • The device employs simultaneous bilateral stimulation, adapting the Bender test principle.
  • It measures cutaneous perceptual thresholds using controlled electrical stimulation and surface electrodes.
  • Computer control ensures standardized testing protocols for consistent results.

Related Experiment Videos

Main Results:

  • The device reliably differentiated between normal subjects (young and elderly) and stroke patients exhibiting tactile neglect.
  • It provides a quantitative measure of tactile neglect by assessing the impact of contralateral stimulation.

Conclusions:

  • The developed device offers a reliable method for quantifying tactile neglect.
  • This tool is suitable for use in clinical trials for tactile neglect treatments and for monitoring symptom progression.