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A robotic system for single-site access laparoscopy surgery: Design and preliminary experiments

  • Harbin Institute of Technology

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

Abstract

This paper presents a new robotic system for single-site access laparoscopy surgery with 14 degrees of freedom (DoF). Two dexterous arms of the system can be operated for surgical processes through one incision. Each dexterous arm is designed as a hybrid mechanical architecture comprised of a multi-segment continuum robot, a parallelogram structure, and a distal dexterous instrument. The notched multi-segment continuum robot is designed as the main positioning mechanism, which can avoid collisions between surgical tools or arms and approach the surgical target more easily than a conventional straight surgical tool. The parallelogram structure is employed to support the continuum robot. For the 4-DoF dexterous instrument, the coupling problem between the yaw and pitch joints is addressed via a mechanical solution. Kinematics structure of the system and the forward kinematics of the continuum robot are presented. Kinematic simulation is implemented and preliminary experiments are performed with one prototypical arm of our proposed system.

Original languageEnglish
Title of host publication2015 IFToMM World Congress Proceedings, IFToMM 2015
PublisherNational Taiwan University
ISBN (Electronic)9789860460988
DOIs
StatePublished - 2015
Event14th International Federation for the Promotion of Mechanism and Machine Science World Congress, IFToMM 2015 - Taipei, Taiwan, Province of China
Duration: 25 Oct 201530 Oct 2015

Publication series

Name2015 IFToMM World Congress Proceedings, IFToMM 2015

Conference

Conference14th International Federation for the Promotion of Mechanism and Machine Science World Congress, IFToMM 2015
Country/TerritoryTaiwan, Province of China
CityTaipei
Period25/10/1530/10/15

Keywords

  • Continuum robot
  • Kinematic model
  • Laparoscopy surgery
  • Single-site access

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