Information loss challenges in surgical navigation systems: From information fusion to AI-based approaches

L Xu, H Zhang, J Wang, A Li, S Song, H Ren, L Qi… - Information …, 2023 - Elsevier
Surgical navigation technology provides minimally invasive surgery (MIS) with the relative
pose relationships amongst medical images, surgical instruments, and lesions. On the other …

A survey of transoral robotic mechanisms: Distal dexterity, variable stiffness, and triangulation

X Gu, H Ren - Cyborg and Bionic Systems, 2023 - spj.science.org
Robot-assisted technologies are being investigated to overcome the limitations of the
current solutions for transoral surgeries, which suffer from constrained insertion ports …

Flexible robot with variable stiffness in transoral surgery

C Li, X Gu, X Xiao, CM Lim… - IEEE/ASME Transactions …, 2019 - ieeexplore.ieee.org
To possess sufficient compliance while keeping an acceptable stiffness level for
manipulation with precision, transoral robotic surgery (TORS) demands a flexible robotic …

6-D magnetic localization and orientation method for an annular magnet based on a closed-form analytical model

S Song, B Li, W Qiao, C Hu, H Ren, H Yu… - IEEE Transactions …, 2014 - ieeexplore.ieee.org
Magnetic tracking technology is emerging to provide an occlusion-free tracking scheme for
the estimation of full pose (position and orientation) of various instruments. This brings …

Electromagnetic positioning for tip tracking and shape sensing of flexible robots

S Song, Z Li, H Yu, H Ren - IEEE Sensors Journal, 2015 - ieeexplore.ieee.org
Wire-driven flexible robots are efficient devices for minimally invasive surgery, since they
can work well in complex and confined environments. However, the real-time positional and …

A robotic system with multichannel flexible parallel manipulators for single port access surgery

C Li, X Gu, X Xiao, CM Lim… - IEEE transactions on …, 2018 - ieeexplore.ieee.org
Robot-assisted single port access surgery (SPAS) brings significant benefits to the patients.
However, it is challenging due to the limited incision size and requirements in precision …

Real-time shape estimation for wire-driven flexible robots with multiple bending sections based on quadratic Bézier curves

S Song, Z Li, MQH Meng, H Yu, H Ren - IEEE Sensors Journal, 2015 - ieeexplore.ieee.org
The wire-driven flexible robot with multiple bending sections is an efficient approach for the
minimally invasive surgery and diagnosis. It can function properly in the complicated and …

Shape reconstruction for wire-driven flexible robots based on Bézier curve and electromagnetic positioning

S Song, Z Li, H Yu, H Ren - Mechatronics, 2015 - Elsevier
Wire-driven flexible robots are efficient devices for minimally invasive surgery, since they
can work well in complex and confined environments. However, the real-time position and …

Simultaneous Hand–Eye, Tool–Flange, and Robot–Robot Calibration for Comanipulation by Solving the Problem

L Wu, J Wang, L Qi, K Wu, H Ren… - IEEE TRansactions on …, 2016 - ieeexplore.ieee.org
Multirobot comanipulation shows great potential in surpassing the limitations of single-robot
manipulation in complicated tasks such as robotic surgeries. However, a dynamic multirobot …

Kinematics analysis and trajectory planning of a continuum manipulator

G Zhong, B Peng, W Dou - International Journal of Mechanical Sciences, 2022 - Elsevier
Continuum manipulators with flexibility and compliant characteristics have attracted the
attention of more and more researchers due to its wide application prospect. This paper …