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Haptic feedback has been a long-missed feature in robotic-assisted surgery, one that would allow surgeons to perceive tissue properties and apply controlled forces during delicate procedures. Although commercial robotic systems have begun…

Robotics · Computer Science 2026-04-28 Walid Shaker , Mustafa Suphi Erden

Robotic-assisted surgery offers significant clinical advantages but largely eliminates direct haptic feedback, increasing the risk of excessive tool-tissue interaction forces. Although recent commercial systems have begun to introduce force…

Robotics · Computer Science 2026-05-01 Walid Shaker , Mustafa Suphi Erden

Current robotic minimally invasive surgery (RMIS) platforms provide surgeons with no haptic feedback of the robot's physical interactions. This limitation forces surgeons to rely heavily on visual feedback and can make it challenging for…

Robotics · Computer Science 2023-04-04 Sergio Machaca , Eric Cao , Amy Chi , Gina Adrales , Katherine J Kuchenbecker , Jeremy D Brown

The lack of haptic feedback in Robot-assisted Minimally Invasive Surgery (RMIS) is a potential barrier to safe tissue handling during surgery. Bayesian modeling theory suggests that surgeons with experience in open or laparoscopic surgery…

Robotics · Computer Science 2022-07-08 Zonghe Chua , Anthony M. Jarc , Sherry Wren , Ilana Nisky , Allison M. Okamura

Microsurgery involves the dexterous manipulation of delicate tissue or fragile structures such as small blood vessels, nerves, etc., under a microscope. To address the limitation of imprecise manipulation of human hands, robotic systems…

Robotics · Computer Science 2023-11-20 Jialin Lin , Xiaoqing Guo , Wen Fan , Wei Li , Yuanyi Wang , Jiaming Liang , Weiru Liu , Lei Wei , Dandan Zhang

This work addresses the challenge of achieving zero-shot adversarial robustness while preserving zero-shot generalization in large-scale foundation models, with a focus on the popular Contrastive Language-Image Pre-training (CLIP). Although…

Computer Vision and Pattern Recognition · Computer Science 2024-05-29 Fengji Ma , Li Liu , Hei Victor Cheng

When inverse kinematics (IK) is adopted to control robotic arms in manipulation tasks, there is often a discrepancy between the end effector (EE) position of the robot model in the simulator and the physical EE in reality. In most robotic…

Robotics · Computer Science 2025-07-14 Juraj Gavura , Michal Vavrecka , Igor Farkas , Connor Gade

Imitation learning is a powerful paradigm for robot skill acquisition, yet conventional demonstration methods--such as kinesthetic teaching and teleoperation--are cumbersome, hardware-heavy, and disruptive to workflows. Recently, passive…

Robotics · Computer Science 2025-09-30 Rohan Walia , Yusheng Wang , Ralf Römer , Masahiro Nishio , Angela P. Schoellig , Jun Ota

This study presents an integrated framework for enhancing the safety and operational efficiency of robotic arms in laparoscopic surgery by addressing key challenges in collision detection and minimum distance estimation. By combining…

Robotics · Computer Science 2026-01-23 Sarvin Ghiasi , Majid Roshanfar , Jake Barralet , Liane S. Feldman , Amir Hooshiar

Laparoscopic surgery constrains surgeons spatial awareness because procedures are performed through a monocular, two-dimensional (2D) endoscopic view. Conventional training methods using dry-lab models or recorded videos provide limited…

Human-Computer Interaction · Computer Science 2025-11-05 Songyang Liu , Yunpeng Tan , Shuai Li

For Minimally Invasive Surgical (MIS) robots, accurate haptic interaction force feedback is essential for ensuring the safety of interacting with soft tissue. However, most existing MIS robotic systems cannot facilitate direct measurement…

Robotics · Computer Science 2025-01-16 Jiayin Wang , Mingfeng Yao , Yanran Wei , Xiaoyu Guo , Ayong Zheng , Weidong Zhao

This paper presents a bimanual haptic display based on collaborative robot arms. We address the limitations of existing robot arm-based haptic displays by optimizing the setup configuration and implementing inertia/friction compensation…

Robotics · Computer Science 2024-11-13 Joong-Ku Lee , Donghyeon Kim , Seong-Su Park , Jiye Lee , Jee-Hwan Ryu

The proliferation of robot-assisted minimally invasive surgery highlights the need for advanced training tools such as cost-effective robotic endotrainers. Current surgical robots often lack haptic feedback, which is crucial for providing…

Robotics · Computer Science 2024-06-27 Bharath Rajiv Nair , Aravinthkumar T. , B. Vinod

Non-orthogonal multiple access (NOMA) is a promising technology for next-generation wireless communication systems due to its enhanced spectral efficiency. In this paper, we consider an uplink NOMA system operating together with a…

Information Theory · Computer Science 2025-09-18 Azadeh Tabeshnezhad , Yuqing Zhu , Artem Vilenskiy , Van Ly Nguyen , A. Lee Swindlehurst , Tommy Svensson

Force estimation using neural networks is a promising approach to enable haptic feedback in minimally invasive surgical robots without end-effector force sensors. Various network architectures have been proposed, but none have been tested…

Robotics · Computer Science 2022-07-08 Zonghe Chua , Allison M. Okamura

Teleoperated robot-assisted minimally-invasive surgery (RAMIS) offers many advantages over open surgery. However, there are still no guidelines for training skills in RAMIS. Motor learning theories have the potential to improve the design…

Robotics · Computer Science 2021-05-11 Yarden Sharon , Daniel Naftalovich , Lidor Bahar , Yael Refaely , Ilana Nisky

As robots shift from industrial to human-centered spaces, adopting mobile manipulators, which expand workspace capabilities, becomes crucial. In these settings, seamless interaction with humans necessitates compliant control. Two common…

Robotics · Computer Science 2024-03-21 Jelmer de Wolde , Luzia Knoedler , Gianluca Garofalo , Javier Alonso-Mora

Accurate segmentation of thin structures is critical for microsurgical scene understanding but remains challenging due to resolution loss, low contrast, and class imbalance. We propose Microsurgery Instrument Segmentation for Robotic…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Tae Kyeong Jeong , Garam Kim , Juyoun Park

Instrument-tissue interaction forces in Minimally Invasive Surgery (MIS) provide valuable information that can be used to provide haptic perception, monitor tissue trauma, develop training guidelines, and evaluate the skill level of novice…

Robotics · Computer Science 2024-01-29 A. H. Hadi Hosseinabadi , S. E. Salcudean

Purpose: Drop-in gamma probes are widely used in robotic-assisted minimally invasive surgery (RAMIS) for lymph node detection. However, these devices only provide audio feedback on signal intensity, lacking the visual feedback necessary for…

Image and Video Processing · Electrical Eng. & Systems 2024-10-31 Songyu Xu , Yicheng Hu , Jionglong Su , Daniel Elson , Baoru Huang
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