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Related papers: Magnetically Guided Capsule Endoscopy

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This paper presents MicroRoboScope, a portable, compact, and versatile microrobotic experimentation platform designed for real-time, closed-loop control of both magnetic and acoustic microrobots. The system integrates an embedded computer,…

Robotics · Computer Science 2025-10-14 Max Sokolich , Yanda Yang , Subrahmanyam Cherukumilli , Fatma Ceren Kirmizitas , Sambeeta Das

Wireless Capsule Endoscope (WCE) is an innovative imaging device that permits physicians to examine all the areas of the Gastrointestinal (GI) tract. It is especially important for the small intestine, where traditional invasive endoscopies…

Computer Vision and Pattern Recognition · Computer Science 2015-04-24 Isabel N. Figueiredo , Carlos Leal , Luís Pinto , Pedro N. Figueiredo , Richard Tsai

Since the development of capsule endoscopcy technology, substantial progress were made in converting passive capsule endoscopes to robotic active capsule endoscopes which can be controlled by the doctor. However, robotic capsule endoscopy…

Computer Vision and Pattern Recognition · Computer Science 2018-01-01 Mehmet Turan , Yusuf Yigit Pilavci , Ipek Ganiyusufoglu , Helder Araujo , Ender Konukoglu , Metin Sitti

In the last decade, researchers and medical device companies have made major advances towards transforming passive capsule endoscopes into active medical robots. One of the major challenges is to endow capsule robots with accurate…

Robotics · Computer Science 2017-09-25 Mehmet Turan , Yasin Almalioglu , Hunter Gilbert , Alp Eren Sari , Ufuk Soylu , Metin Sitti

Electrons travelling in free space have allowed to explore fundamental physics like the wave nature of matter, the Aharonov-Bohm and the Hanbury Brown-Twiss effect. Complementarily, the precise control over the external degrees of freedom…

Quantum Physics · Physics 2011-05-11 Johannes Hoffrogge , Roman Fröhlich , Mark A. Kasevich , Peter Hommelhoff

Robotic magnetic manipulation offers a minimally invasive approach to gastrointestinal examinations through capsule endoscopy. However, controlling such systems using external permanent magnets (EPM) is challenging due to nonlinear magnetic…

Robotics · Computer Science 2025-05-02 Ogulcan Isitman , Gokhan Alcan , Ville Kyrki

Systemic drug administration often causes off-target effects limiting the efficacy of advanced therapies. Targeted drug delivery approaches increase local drug concentrations at the diseased site while minimizing systemic drug exposure. We…

The science and clinical practice of medical physics has been integral to the advancement of radiology and radiation therapy for over a century. In parallel, advances in surgery - including intraoperative imaging, registration, and other…

Medical Physics · Physics 2025-09-04 Jeffrey H. Siewerdsen

Flexible endoscopes are commonly adopted in narrow and confined anatomical cavities due to their higher reachability and dexterity. However, prolonged and unintuitive manipulation of these endoscopes leads to an increased workload on…

Robotics · Computer Science 2024-10-29 Puchen Zhu , Huayu Zhang , Xin Ma , Xiaoyin Zheng , Xuchen Wang , Kwok Wai Samuel Au

Nanorobotics offers an emerging frontier in biomedicine, holding the potential to revolutionize diagnostic and therapeutic applications through its unique capabilities in manipulating biological systems at the nanoscale. Following PRISMA…

Robotics · Computer Science 2024-01-23 Shishir Rajendran , Prathic Sundararajan , Ashi Awasthi , Suraj Rajendran

For many real-world applications involving low-power sensor edge devices deep neural networks used for image classification might not be suitable. This is due to their typically large model size and require- ment of operations often…

Image and Video Processing · Electrical Eng. & Systems 2026-01-21 Oliver Bause , Julia Werner , Paul Palomero Bernardo , Oliver Bringmann

Designing a robotic system that functions effectively within the specific environment of a Magnetic Resonance Imaging (MRI) scanner requires solving numerous technical issues, such as maintaining the robot's precision and stability under…

Robotics · Computer Science 2026-01-06 Wenhui Chu , Aobo Jin , Hardik A. Gohel

Wireless Capsule Endoscopy (WCE) is being increasingly used as an alternative imaging modality for complete and non-invasive screening of the gastrointestinal tract. Although this is advantageous in reducing unnecessary hospital admissions,…

Image and Video Processing · Electrical Eng. & Systems 2024-05-07 Anuja Vats , Marius Pedersen , Ahmed Mohammed , Øistein Hovde

Endoscopic depth estimation is a critical technology for improving the safety and precision of minimally invasive surgery. It has attracted considerable attention from researchers in medical imaging, computer vision, and robotics. Over the…

Computer Vision and Pattern Recognition · Computer Science 2025-10-16 Ke Niu , Zeyun Liu , Xue Feng , Heng Li , Qika Lin , Kaize Shi

Micro-scale implantable medical devices (IMDs) extend the immense benefits of sensors used in health management. However, their development is limited by many requirements and challenges, such as the use of safe materials, size…

Information Theory · Computer Science 2018-06-19 Michael Okwori , Ali Behfarnia , Phanikumar Vuka , Ali Eslami

Endoluminal surgery offers a minimally invasive option for early-stage gastrointestinal and urinary tract cancers but is limited by surgical tools and a steep learning curve. Robotic systems, particularly continuum robots, provide flexible…

Abnormalities in the gastrointestinal tract significantly influence the patient's health and require a timely diagnosis for effective treatment. With such consideration, an effective automatic classification of these abnormalities from a…

Computer Vision and Pattern Recognition · Computer Science 2024-12-24 Lakshmi Srinivas Panchananam , Praveen Kumar Chandaliya , Kishor Upla , Kiran Raja

This paper presents a novel design and experimental investigation for a self-propelled capsule robot that can be used for painless colonoscopy during a retrograde progression from the patient's rectum. The steerable robot is driven forward…

Robotics · Computer Science 2022-03-02 Jiajia Zhang , Jiyuan Tian , Dibin Zhu , Yang Liu , Shyam Prasad

Examining and interpreting of a large number of wireless endoscopic images from the gastrointestinal tract is a tiresome task for physicians. A practical solution is to automatically construct a two dimensional representation of the…

Signal Processing · Electrical Eng. & Systems 2018-03-16 Rahman Attar , Xiang Xie , Zhihua Wang , Shigang Yue

We show that two-dimensional arrays of thin metallic wires can guide transverse electromagnetic (TEM) waves and focus them to the spatial dimensions much smaller that the vacuum wavelength. This guiding property is retained for the tapered…

Optics · Physics 2009-11-13 G. Shvets , S. Trendafilov , J. B. Pendry , A. Sarychev