Multi-Section Magnetic Soft Robot with Multirobot Navigation System for Vasculature Intervention

Magnetic soft robots have recently become a promising technology that has been applied to minimally invasive cardiovascular surgery. This paper presents the analytical modeling of a novel multi-section magnetic soft robot (MS-MSR) with multi-curvature bending, which is maneuvered by an associated co...

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Main Authors: Zhengyang Li, Qingsong Xu
Format: Article
Language:English
Published: American Association for the Advancement of Science (AAAS) 2024-01-01
Series:Cyborg and Bionic Systems
Online Access:https://spj.science.org/doi/10.34133/cbsystems.0188
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author Zhengyang Li
Qingsong Xu
author_facet Zhengyang Li
Qingsong Xu
author_sort Zhengyang Li
collection DOAJ
description Magnetic soft robots have recently become a promising technology that has been applied to minimally invasive cardiovascular surgery. This paper presents the analytical modeling of a novel multi-section magnetic soft robot (MS-MSR) with multi-curvature bending, which is maneuvered by an associated collaborative multirobot navigation system (CMNS) with magnetic actuation and ultrasound guidance targeted for intravascular intervention. The kinematic and dynamic analysis of the MS-MSR’s telescopic motion is performed using the optimized Cosserat rod model by considering the effect of an external heterogeneous magnetic field, which is generated by a mobile magnetic actuation manipulator to adapt to complex steering scenarios. Meanwhile, an extracorporeal mobile ultrasound navigation manipulator is exploited to track the magnetic soft robot’s distal tip motion to realize a closed-loop control. We also conduct a quadratic programming-based optimization scheme to synchronize the multi-objective task-space motion of CMNS with null-space projection. It allows the formulation of a comprehensive controller with motion priority for multirobot collaboration. Experimental results demonstrate that the proposed magnetic soft robot can be successfully navigated within the multi-bifurcation intravascular environment with a shape modeling error [Formula: see text] and a tip error of [Formula: see text] under the actuation of a CMNS through in vitro ultrasound-guided vasculature interventional tests.
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publisher American Association for the Advancement of Science (AAAS)
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spelling doaj-art-0aceb06ad3bb4ed6a51d3ed2743e145d2024-11-28T09:57:14ZengAmerican Association for the Advancement of Science (AAAS)Cyborg and Bionic Systems2692-76322024-01-01510.34133/cbsystems.0188Multi-Section Magnetic Soft Robot with Multirobot Navigation System for Vasculature InterventionZhengyang Li0Qingsong Xu1Department of Electromechanical Engineering, Faculty of Science and Technology, University of Macau, Macau, China.Department of Electromechanical Engineering, Faculty of Science and Technology, University of Macau, Macau, China.Magnetic soft robots have recently become a promising technology that has been applied to minimally invasive cardiovascular surgery. This paper presents the analytical modeling of a novel multi-section magnetic soft robot (MS-MSR) with multi-curvature bending, which is maneuvered by an associated collaborative multirobot navigation system (CMNS) with magnetic actuation and ultrasound guidance targeted for intravascular intervention. The kinematic and dynamic analysis of the MS-MSR’s telescopic motion is performed using the optimized Cosserat rod model by considering the effect of an external heterogeneous magnetic field, which is generated by a mobile magnetic actuation manipulator to adapt to complex steering scenarios. Meanwhile, an extracorporeal mobile ultrasound navigation manipulator is exploited to track the magnetic soft robot’s distal tip motion to realize a closed-loop control. We also conduct a quadratic programming-based optimization scheme to synchronize the multi-objective task-space motion of CMNS with null-space projection. It allows the formulation of a comprehensive controller with motion priority for multirobot collaboration. Experimental results demonstrate that the proposed magnetic soft robot can be successfully navigated within the multi-bifurcation intravascular environment with a shape modeling error [Formula: see text] and a tip error of [Formula: see text] under the actuation of a CMNS through in vitro ultrasound-guided vasculature interventional tests.https://spj.science.org/doi/10.34133/cbsystems.0188
spellingShingle Zhengyang Li
Qingsong Xu
Multi-Section Magnetic Soft Robot with Multirobot Navigation System for Vasculature Intervention
Cyborg and Bionic Systems
title Multi-Section Magnetic Soft Robot with Multirobot Navigation System for Vasculature Intervention
title_full Multi-Section Magnetic Soft Robot with Multirobot Navigation System for Vasculature Intervention
title_fullStr Multi-Section Magnetic Soft Robot with Multirobot Navigation System for Vasculature Intervention
title_full_unstemmed Multi-Section Magnetic Soft Robot with Multirobot Navigation System for Vasculature Intervention
title_short Multi-Section Magnetic Soft Robot with Multirobot Navigation System for Vasculature Intervention
title_sort multi section magnetic soft robot with multirobot navigation system for vasculature intervention
url https://spj.science.org/doi/10.34133/cbsystems.0188
work_keys_str_mv AT zhengyangli multisectionmagneticsoftrobotwithmultirobotnavigationsystemforvasculatureintervention
AT qingsongxu multisectionmagneticsoftrobotwithmultirobotnavigationsystemforvasculatureintervention