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Axially and Radially Expandable Modular Helical Soft Actuator for Robotic Implantables

  • Eduardo R. Perez-Guagnelli
  • , Sarunas Nejus
  • , Jian Yu
  • , Shuhei Miyashita
  • , Yanqiang Liu
  • , Dana D. Damian
  • University of Sheffield
  • Beihang University
  • University of York

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

Abstract

Soft robotics has advanced the field of biomedical engineering by creating safer technologies for interfacing with the human body. One of the challenges in this field is the realization of modular soft basic constituents and accessible assembly methods to increase the versatility of soft robots. We present a soft pneumatic actuator composed of two elastomeric strands that provide interdependent axial and radial expansion due to the modularity of the components and their helical arrangement. The actuator reaches 35% of elongation with respect to its initial height and both chambers achieve forces of 1N at about 19kPa. We describe the design, fabrication, modeling and benchtop testing of the soft actuator towards realizing 3D functional structures with potential medical applications. An example of application for soft medical robots is tissue regenerative for the long-gap esophageal atresia condition.

Original languageEnglish
Title of host publication2018 IEEE International Conference on Robotics and Automation, ICRA 2018
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages4297-4304
Number of pages8
ISBN (Electronic)9781538630815
DOIs
StatePublished - 10 Sep 2018
Event2018 IEEE International Conference on Robotics and Automation, ICRA 2018 - Brisbane, Australia
Duration: 21 May 2018 → 25 May 2018

Publication series

NameProceedings - IEEE International Conference on Robotics and Automation
ISSN (Print)1050-4729

Conference

Conference2018 IEEE International Conference on Robotics and Automation, ICRA 2018
Country/TerritoryAustralia
CityBrisbane
Period21/05/18 → 25/05/18

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