Modelling and Motion Analysis of a Pill-Sized Hybrid Capsule Robot

M. Nazmul Huda, Pengcheng Liu, Chitta Saha, Hongnian Yu

    Research output: Contribution to journalArticlepeer-review

    25 Citations (Scopus)
    56 Downloads (Pure)

    Abstract

    This paper presents a miniature hybrid capsule robot for minimally invasive in-vivo interventions such as capsule endoscopy within the GI (gastrointestinal) tract. It proposes new modes of operation for the hybrid robot namely hybrid mode and anchoring mode. The hybrid mode assists the robot to open an occlusion or to widen a narrowing. The anchoring mode enables the robot to stay in a specific place overcoming external disturbances (e.g. peristalsis) for a better and prolonged observation. The modelling of the legged, hybrid and anchoring modes are presented and analysed. Simulation results show robot propulsions in various modes. The hybrid capsule robot consisting four operating modes is more effective for the locomotion and observation within GI tract when compared to the locomotion consisting a single mean of locomotion as the hybrid robot can switch among the operating modes to suit the situation/task.
    Original languageEnglish
    Pages (from-to)753-764
    Number of pages12
    JournalJournal of Intelligent and Robotic Systems
    Volume100
    Issue number3-4
    Early online date19 Mar 2020
    DOIs
    Publication statusPublished - Dec 2020

    Bibliographical note

    This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article's Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article's Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/.

    Keywords

    • Anchoring mode
    • Capsule endoscopy
    • Hybrid capsule robot
    • In-vivo diagnosis
    • Legged mode
    • Legless mode
    • Medical robot
    • Modelling

    ASJC Scopus subject areas

    • Software
    • Control and Systems Engineering
    • Mechanical Engineering
    • Industrial and Manufacturing Engineering
    • Artificial Intelligence
    • Electrical and Electronic Engineering

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