CASOG: Conservative actor–critic with smooth gradient for skill learning in robot-assisted intervention

H Li, XH Zhou, XL **e, SQ Liu… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The robot-assisted intervention has shown reduced radiation exposure to physicians and
improved precision in clinical trials. However, existing vascular robotic systems follow …

Model-Based Offline Reinforcement Learning for Autonomous Delivery of Guidewire

H Li, XH Zhou, XL **e, SQ Liu, ZQ Feng… - … on Medical Robotics …, 2024 - ieeexplore.ieee.org
Guidewire delivery is a fundamental procedure in percutaneous coronary intervention. The
inherent flexibility of the guidewire poses challenges in precise control, necessitating long …

Image-Guided Autonomous Guidewire Navigation in Robot-Assisted Endovascular Interventions using Reinforcement Learning

W Liu, T Tian, W Xu, B Liang, Q Lu, X Pan… - arxiv preprint arxiv …, 2024 - arxiv.org
Autonomous robots in endovascular interventions possess the potential to navigate
guidewires with safety and reliability, while reducing human error and shortening surgical …

3D localization from 2D X-ray projection

D Bertsche, V Rasche, W Rottbauer… - International Journal of …, 2022 - Springer
Purpose Most cardiology procedures are guided using X-ray (XR) fluoroscopy. However, the
projective nature of the XR fluoroscopy does not allow for true depth perception as required …

Three-Dimensional Dynamic Modeling and Simulation of Guidewire in Vascular Intervention Surgery

H Wang, Z Mei, X Lu, K Wang, J Mao… - … on Mechatronics and …, 2024 - ieeexplore.ieee.org
During TACE interventional surgery, the acquisition and delivery direction of the guidewire's
shape is a critical step in the surgery. Traditionally, physicians analyze the shape and …

Generating Synthetic X-ray Image Methods for Vascular Interventional Surgery

B Shen, S Guo, C Lyu, Y Yan, D Zhao… - … on Mechatronics and …, 2024 - ieeexplore.ieee.org
The scarcity and difficulty in acquiring vascular interventional surgery data have hindered
the development of this field. To address this challenge, we propose a novel application of …