Detection of Plantar Pressure Using an Optical Technique

Khurram Karim Qureshi*

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Scopus citations

Abstract

An optical sensor based on a fiber Bragg grating (FBG) array is proposed to detect the foot plantar pressure in adults. The plantar pressure signals are detected by three FBGs, spliced in the same piece of single-mode fiber (SMF-28), placed on the platform for the dynamic monitoring of gait motion. The male subject suffering from gait disorder experienced a pressure of 0.35 kPa on the rearfoot and a pressure of 0.15 kPa on the lateral forefoot, exhibiting a large pressure imbalance. The proposed scheme based on FBGs sensors shows a pressure sensitivity of 1.466 pm/kPa with an R2 value of 0.998. This study has revealed the feasibility of the proposed system as a useful alternative to other plantar pressure sensing systems. The advantages offered by the reported technique include; high weight tolerance, robustness, and increased sensitivity compared to other approaches reported in the literature.

Original languageEnglish
Title of host publication2021 7th International Conference on Engineering, Applied Sciences and Technology, ICEAST 2021 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages77-80
Number of pages4
ISBN (Electronic)9781665441223
DOIs
StatePublished - 1 Apr 2021

Publication series

Name2021 7th International Conference on Engineering, Applied Sciences and Technology, ICEAST 2021 - Proceedings

Bibliographical note

Publisher Copyright:
© 2021 IEEE.

Keywords

  • fiber Bragg gratings
  • fiber optic sensors
  • plantar pressure

ASJC Scopus subject areas

  • Artificial Intelligence
  • Computer Networks and Communications
  • Computer Science Applications
  • Hardware and Architecture
  • Signal Processing
  • Acoustics and Ultrasonics

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