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Irreversible electroporation (IRE) is a soft tissue ablation technique suitable for treatment of inoperable tumours in the pancreas. The process involves applying a high voltage electric field to the tissue containing the mass using needle…

To promote the widespread use of mobile robots in diverse fields, the performance of trajectory tracking must be ensured. To address the constraints and nonlinear features associated with mobile robot systems, we apply nonlinear model…

系统与控制 · 电气工程与系统科学 2023-02-17 Kangbo Wang , Kaijie Zhang , Yating Huang , Jun Xu

Wireless capsule endoscopy (WCE) has transformed gastrointestinal (GI) diagnostics by enabling noninvasive visualization of the digestive tract, yet its diagnostic yield remains constrained by the absence of biopsy capability, as…

机器人学 · 计算机科学 2026-02-09 Ruizhou Zhao , Yichen Chu , Shuwei Zhao , Wenchao Yue , Raymond Shing-Yan Tang , Hongliang Ren

Retinal vein cannulation (RVC) is a minimally invasive microsurgical procedure for treating retinal vein occlusion (RVO), a leading cause of vision impairment. However, the small size and fragility of retinal veins, coupled with the need…

机器人学 · 计算机科学 2025-07-30 Yi Wang , Peiyao Zhang , Mojtaba Esfandiari , Peter Gehlbach , Iulian I. Iordachita

Steerable needles are minimally invasive devices that enable novel medical procedures by following curved paths to avoid critical anatomical obstacles. Planning algorithms can be used to find a steerable needle motion plan to a target.…

机器人学 · 计算机科学 2024-04-15 Janine Hoelscher , Inbar Fried , Spiros Tsalikis , Jason Akulian , Robert J. Webster , Ron Alterovitz

We present MiniVLA-Nav v1, a simulation dataset for Language-Conditioned Object Approach (LCOA) navigation: given a short natural-language instruction, an NVIDIA Nova Carter differential-drive robot must navigate to the named object and…

机器人学 · 计算机科学 2026-05-04 Ali Al-Bustami , Jaerock Kwon

Control systems used in Minimally Invasive Surgery (MIS) play a crucial role in ensuring preci-sion and safety throughout procedures. This paper presents a control architecture developed for a robotic system designed for MIS operations. The…

Accurate and efficient tracking of surgical instruments is fundamental for Robot-Assisted Minimally Invasive Surgery. Although vision-based robot pose estimation has enabled markerless calibration without tedious physical setups, reliable…

机器人学 · 计算机科学 2026-03-16 Hanyang Hu , Zekai Liang , Florian Richter , Michael C. Yip

Robotic and embodied-AI systems have the potential to improve accessibility and quality of care in clinical settings, but their deployment in close physical contact with vulnerable patients introduces significant safety risks. This paper…

机器人学 · 计算机科学 2026-04-08 Ioannis Stefanakos , Roisin Bradley , Radu Calinescu , Beverley Townsend , Tianyuan Wang , Jihong Zhu

Percutaneous dilatational tracheostomy (PDT) is frequently performed on patients in intensive care units for prolonged mechanical ventilation. The needle puncture, as the most critical step of PDT, could lead to adverse consequences such as…

机器人学 · 计算机科学 2026-02-27 Yuan Tang , Bruno V. Adorno , Brendan A. McGrath , Andrew Weightman

Effective surgical planning for breast cancer hinges on accurately predicting pathological complete response (pCR) to neoadjuvant chemotherapy (NAC). Diffusion-weighted MRI (DWI) and machine learning offer a non-invasive approach for early…

计算机视觉与模式识别 · 计算机科学 2024-04-09 Shir Nitzan , Maya Gilad , Moti Freiman

We theoretically demonstrate an efficient scheme to build a microwave (MW) assisted optical waveguide in an inhomogeneously broadened vapor medium that is made of active 87 Rb atoms and inactive buffer gas atoms. We exploit the sensitive…

光学 · 物理学 2020-10-09 Nawaz Sarif Mallick , Tarak Nath Dey

Billions of vascular access procedures are performed annually worldwide, serving as a crucial first step in various clinical diagnostic and therapeutic procedures. For pediatric or elderly individuals, whose vessels are small in size…

机器人学 · 计算机科学 2025-04-09 Shuaiqi Jing , Tianliang Yao , Ke Zhang , Di Wu , Qiulin Wang , Zixi Chen , Ke Chen , Peng Qi

Robotic ultrasound has advanced local image-driven control, contact regulation, and view optimization, yet current systems lack the anatomical understanding needed to determine what to scan, where to begin, and how to adapt to individual…

计算机视觉与模式识别 · 计算机科学 2026-05-20 Jing Zhang , Duojie Chen , Wentao Jiang , Zihan Lou , Jianxin Liu , Xinwu Cui , Qinghong Zhao , Bo Du , Christoph F. Dietrich , Dacheng Tao

In this paper, we investigate the utility of head-mounted display (HMD) interfaces for navigation of mobile robots. We focus on the selection of waypoint positions for the robot, whilst maintaining an egocentric view of the robot's…

机器人学 · 计算机科学 2020-03-31 Greg Baker , Tom Bridgwater , Paul Bremner , Manuel Giuliani

Organ motion poses an unresolved challenge in image-guided interventions. In the pursuit of solving this problem, the research field of time-resolved volumetric magnetic resonance imaging (4D MRI) has evolved. However, current techniques…

图像与视频处理 · 电气工程与系统科学 2023-01-20 Gino Gulamhussene , Anneke Meyer , Marko Rak , Oleksii Bashkanov , Jazan Omari , Maciej Pech , Christian Hansen

Magnetically actuated capsule robots promise minimally invasive diagnosis and therapy in the gastrointestinal (GI) tract, but existing systems largely neglect control of capsule pitch, a degree of freedom critical for contact-rich…

机器人学 · 计算机科学 2026-02-12 Chongxun Wang , Zikang Shen , Apoorav Rathore , Akanimoh Udombeh , Harrison Teng , Fangzhou Xia

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…

机器人学 · 计算机科学 2024-03-21 Jelmer de Wolde , Luzia Knoedler , Gianluca Garofalo , Javier Alonso-Mora

Magnetic actuation enables surgical robots to navigate complex anatomical pathways while reducing tissue trauma and improving surgical precision. However, clinical deployment is limited by the challenges of controlling such systems under…

Radiofrequency ablation is widely used to prevent ventricular tachycardia (VT) by creating lesions to inhibit arrhythmias; however, the current surface ablation catheters are limited in creating lesions that are deeper within the left…