Related Experiment Video
Updated: Aug 26, 2025
07:46
Author Spotlight: Revolutionizing Remote Surgery with Augmented Reality and Robotics for Enhanced Precision and Accessibility
Published on: August 9, 2024
831
Optimization-based Concurrent Control of a High Dexterity Robot for Vitreoretinal Surgery.
Kaiyu Shi1, Yishun Zhou1, Ali Ebrahimi1
1Department of Mechanical Engineering and the Laboratory for Computational Sensing and Robotics at the Johns Hopkins University, Baltimore, MD 21218 USA.
Summary
A new robotic system enhances vitreoretinal surgery by providing a dexterous continuum manipulator for precise eye surgery. This integrated system offers improved control and safety for delicate intraocular procedures.
Area of Science:
- Robotics
- Ophthalmology
- Surgical Technology
Background:
- Vitreoretinal surgery demands exceptional dexterity and force sensitivity.
- Current surgical systems may lack the necessary precision for complex intraocular manipulations.
Purpose of the Study:
- To develop and validate a cooperative robotic system for high-dexterity vitreoretinal surgery.
- To enhance manipulation capabilities within the delicate vitreous space of the eye.
Main Methods:
- Integration of a 2-DoF snake-like continuum manipulator with a 5-DoF rigid robot arm.
- Real-time control via a 5-DoF input device and optimization-based inverse kinematics.
- Implementation of safety constraints for patient protection within the vitreous space.
Main Results:
- The system demonstrated real-time control and trajectory following capabilities.
- Validated feasibility and potential benefits through simulation.
- Showcased enhanced dexterity compared to existing non-dexterous systems.
Conclusions:
- The developed cooperative robotic system is feasible for assisting in vitreoretinal surgery.
- The system offers improved dexterity and safety for intraocular manipulations.
- Simulation results indicate significant advantages over current surgical methods.
