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Related papers: Body-mounted MR-conditional Robot for Minimally In…

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Soft robotic instruments could navigate delicate, tortuous anatomy more safely than rigid tools, but clinical adoption is limited by insufficient tip functionalization and real-time feedback at the tissue interface. Few sensing and…

The work includes a brief overview of the applications of the powerful and easy-to-perform method of Microwave Radiometry (MWR) for the diagnosis of various diseases. The main goal of this paper is to develop a method for diagnosing breast…

Medical Physics · Physics 2024-02-12 Alexander V. Khoperskov , Maxim V. Polyakov

The multi-modality imaging system offers optimal fused images for safe and precise interventions in modern clinical practices, such as computed tomography - ultrasound (CT-US) guidance for needle insertion. However, the limited dexterity…

Robotics · Computer Science 2025-02-18 Feng Li , Yuan Bi , Dianye Huang , Zhongliang Jiang , Nassir Navab

MRI-targeted biopsy has shown significant advantages over conventional random sextant biopsy, detecting more clinically significant cancers and improving risk stratification. However, needle targeting accuracy, especially in transperineal…

Robotics · Computer Science 2024-09-17 Zhanyue Zhao , Yiwei Jiang , Charles Bales , Yang Wang , Gregory Fischer

We present an initial examination of a novel approach to accurately position a patient during head and neck intensity modulated radiotherapy (IMRT). Position-based visual-servoing of a radio-transparent soft robot is used to control the…

Robotics · Computer Science 2017-02-08 Olalekan Ogunmolu , Xuejun Gu , Steve Jiang , Nicholas Gans

Respiratory motion limits the accuracy and precision of abdominal percutaneous procedures. In this paper, respiratory motion is compensated robotically using motion estimation models. Additionally, a teleoperated insertion is performed…

Systems and Control · Electrical Eng. & Systems 2025-11-27 Ana Cordon-Avila , Mostafa Selim , Momen Abayazid

Healthcare monitoring is crucial, especially for the daily care of elderly individuals living alone. It can detect dangerous occurrences, such as falls, and provide timely alerts to save lives. Non-invasive millimeter wave (mmWave)…

Robotics · Computer Science 2024-05-06 Zhanzhong Gu , Xiangjian He , Gengfa Fang , Chengpei Xu , Feng Xia , Wenjing Jia

Wearable on-body millimeter-wave (mmWave) radars can provide obstacle detection and guidance for visually impaired individuals. The antennas, being a crucial component of these systems, must be lightweight, flexible, low-cost, and compact.…

Purpose: We report what is to our knowledge the initial experience with a new 3-dimensional ultrasound robotic system for prostate brachytherapy assistance, focal therapy and prostate biopsies. Its ability to track prostate motion…

Purpose: MicroWave Ablation (MWA) modeling and simulation bear great potential for loco-regional treatment of liver tumors. However, accurately positioning the antenna according to a planned orientation/location is technically challenging.…

Medical Physics · Physics 2026-05-26 Ilias Nahmed , Francesco Dettori , Juan Verde , Michel Duprez , Pablo Alvarez , Stéphane Cotin

Cervical cancer is one of the leading causes of death in women, and brachytherapy is currently the primary treatment method. However, it is important to precisely define the extent of paracervical tissue invasion to improve cancer diagnosis…

Computer Vision and Pattern Recognition · Computer Science 2024-05-22 Jjahao Zhang , Yin Gu , Deyu Sun , Yuhua Gao , Ming Gao , Ming Cui , Teng Zhang , He Ma

This work presents an on-going investigation of the control of a pneumatic soft-robot actuator addressing accurate patient positioning systems in maskless head and neck cancer radiotherapy. We employ two RGB-D sensors in a sensor fusion…

Robotics · Computer Science 2016-10-06 Olalekan P. Ogunmolu , Xuejun Gu , Steve Jiang , Nicholas R. Gans

Ultrasound-guided percutaneous needle insertion is a standard procedure employed in both biopsy and ablation in clinical practices. However, due to the complex interaction between tissue and instrument, the needle may deviate from the…

This paper introduces a novel class of hyperredundant robots comprised of chains of permanently magnetized spheres enclosed in a cylindrical polymer skin. With their shape controlled using an externally-applied magnetic field, the spherical…

Robotics · Computer Science 2023-09-01 Giovanni Pittiglio , Margherita Mencattelli , Pierre E. Dupont

Treatment for high-grade precancerous cervical lesions and early-stage cancers, mainly affecting women of reproductive age, often involves fertility-sparing treatment methods. Commonly used local treatments for cervical precancers have…

Image-guided minimally invasive robotic surgery is commonly employed for tasks such as needle biopsies or localized therapies. However, the nonlinear deformation of various tissue types presents difficulties for surgeons in achieving…

Signal Processing · Electrical Eng. & Systems 2024-09-10 Fanxin Wang , Yikun Cheng , Sudipta S Mukherjee , Rohit Bhargava , Thenkurussi Kesavadas

Non-contact laser ablation, a precise thermal technique, simultaneously cuts and coagulates tissue without the insertion errors associated with rigid needles. Human organ motions, such as those in the liver, exhibit rhythmic components…

Robotics · Computer Science 2025-01-22 Yongjun Yan , Qingpeng Ding , Mingwu Li , Junyan Yan , Shing Shin Cheng

Ultrasound (US)-guided needle insertion is a critical yet challenging procedure due to dynamic imaging conditions and difficulties in needle visualization. Many methods have been proposed for automated needle insertion, but they often rely…

Robotics · Computer Science 2026-04-23 Yuelin Zhang , Qingpeng Ding , Longxiang Tang , Chengyu Fang , Shing Shin Cheng

Purpose: This study demonstrates a proof of concept of a method for simultaneous anatomical imaging and real-time (SMART) passive device tracking for MR-guided interventions. Methods: Phase Correlation template matching was combined with a…

Medical Physics · Physics 2019-08-29 Frank Zijlstra , Max A. Viergever , Peter R. Seevinck

Millimeter-wave (mmWave) radar enables contactless respiratory sensing,yet fine-grained monitoring is often degraded by nonstationary interference from body micromotions.To achieve micromotion interference removal,we propose…

Image and Video Processing · Electrical Eng. & Systems 2026-03-24 Yong Wang , Qifan Shen , Bao Zhang , Zijun Huang , Chengbo Zhu , Shuai Yao , Qisong Wu