Deflection analysis of a robotic bed on the applied loads and its postures for a heavy-ion therapeutic system

Hongseok Choi, Jong Oh Park, Seong Young Ko, Sukho Park

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

2 Scopus citations

Abstract

In this paper, we present two preliminary experiments, under laboratory environment, in order to determine whether or not our robotic bed needs a deflection correction function due to patient’s various weights and its postures. We measured (1) robotic arm’s deflection with various loads from 0 to 80 kg, and (2) variation of carbon bed’s deflection with various postures in which the bed is tilted by ±20° roll and pitch angles respectively. Experimental results show that the robotic arm’s deflection measured up to 2.6 mm and the variation of carbon bed’s deflection measured greater than 0.5 mm when the tilted angle was more than 15°. We, therefore, concluded that the deflection correction function is necessary for our robotic bed especially in the case of head/neck treatment in which the tilted angle is needed to be more than 15°.

Original languageEnglish
Title of host publication9th International Conference on Robotic, Vision, Signal Processing and Power Applications Empowering Research and Innovation
EditorsHaidi Ibrahim, Shahid Iqbal, Soo Siang Teoh, Mohd Tafir Mustaffa
PublisherSpringer Verlag
Pages343-350
Number of pages8
ISBN (Print)9789811017193
DOIs
StatePublished - 2017
Event9th International Conference on Robotic, Vision, Signal Processing and Power Applications, RoViSP 2016 - , Malaysia
Duration: 2 Feb 20163 Feb 2016

Publication series

NameLecture Notes in Electrical Engineering
Volume398
ISSN (Print)1876-1100
ISSN (Electronic)1876-1119

Conference

Conference9th International Conference on Robotic, Vision, Signal Processing and Power Applications, RoViSP 2016
Country/TerritoryMalaysia
Period2/02/163/02/16

Bibliographical note

Publisher Copyright:
© Springer Science+Business Media Singapore 2017.

Keywords

  • Deflection
  • Heavy-ion therapy
  • Robotic couch
  • Robotic patient positioning system
  • Sagging

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