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In endoscopy, many applications (e.g., surgical navigation) would benefit from a real-time method that can simultaneously track the endoscope and reconstruct the dense 3D geometry of the observed anatomy from a monocular endoscopic video.…

Computer Vision and Pattern Recognition · Computer Science 2022-02-23 Xingtong Liu , Zhaoshuo Li , Masaru Ishii , Gregory D. Hager , Russell H. Taylor , Mathias Unberath

This article presents the design and assembly of a novel magnetically actuated endoscopic laser scanner device. The device is designed to perform 2D position control and high speed scanning of a fiber-based laser for operation in narrow…

Robotics · Computer Science 2017-11-22 Alperen Acemoglu , Nikhil Deshpande , Leonardo S. Mattos

Recent advances in capsule endoscopy systems have introduced new methods and capabilities. The capsule endoscopy system, by observing the entire digestive tract, has significantly improved diagnosing gastrointestinal disorders and diseases.…

Computer Vision and Pattern Recognition · Computer Science 2018-02-23 Atefe Rajaeefar , Ali Emami , S. M. Reza Soroushmehr , Nader Karimi , Shadrokh Samavi , Kayvan Najarian

Capsule robots are promising tools for minimally invasive diagnostics and therapy, with applications from gastrointestinal endoscopy to targeted drug delivery and biopsy sampling. Conventional magnetic capsule robots embed bulky permanent…

Robotics · Computer Science 2026-02-12 Jin Zhou , Chongxun Wang , Zikang Shen , Fangzhou Xia

The Wireless Capsule Endoscopy (WCE) is becoming a popular way of screening gastrointestinal system diseases and cancer. However, the time-consuming process in inspecting WCE data limits its applications and increases the cost of…

Computer Vision and Pattern Recognition · Computer Science 2018-09-10 Xiaolu Zhang , Shiwan Zhao , Lingxi Xie

Real-time monitoring of the gastrointestinal tract in a safe and comfortable manner is valuable for the diagnosis and therapy of many diseases. Within this realm, our review captures the trends in ingestible capsule systems with a focus on…

Small intestinal capsule endoscopy is the mainstream method for inspecting small intestinal lesions,but a single small intestinal capsule endoscopy will produce 60,000 - 120,000 images, the majority of which are similar and have no…

Image and Video Processing · Electrical Eng. & Systems 2020-04-07 Rui Nie , Huan Yang , Hejuan Peng , Wenbin Luo , Weiya Fan , Jie Zhang , Jing Liao , Fang Huang , Yufeng Xiao

Navigation inside luminal organs is an arduous task that requires non-intuitive coordination between the movement of the operator's hand and the information obtained from the endoscopic video. The development of tools to automate certain…

Capsule endoscopy is a method to capture images of the gastrointestinal tract and screen for diseases which might remain hidden if investigated with standard endoscopes. Due to the limited size of a video capsule, embedding AI models…

Computer Vision and Pattern Recognition · Computer Science 2026-01-29 Julia Werner , Christoph Gerum , Jorg Nick , Maxime Le Floch , Franz Brinkmann , Jochen Hampe , Oliver Bringmann

In the gastrointestinal (GI) tract endoscopy field, ingestible wireless capsule endoscopy is emerging as a novel, minimally invasive diagnostic technology for inspection of the GI tract and diagnosis of a wide range of diseases and…

Computer Vision and Pattern Recognition · Computer Science 2017-05-19 Mehmet Turan , Yusuf Yigit Pilavci , Redhwan Jamiruddin , Helder Araujo , Ender Konukoglu , Metin Sitti

Flexible endoscopes for colonoscopy present several limitations due to their inherent complexity, resulting in patient discomfort and lack of intuitiveness for clinicians. Robotic devices together with autonomous control represent a viable…

Endoscopy provides a major contribution to the diagnosis of the Gastrointestinal Tract (GIT) diseases. With Colon Endoscopy having its certain limitations, Wireless Capsule Endoscopy is gradually taking over it in the terms of ease and…

Image and Video Processing · Electrical Eng. & Systems 2020-09-03 Vanshika Vats , Pooja Goel , Amodini Agarwal , Nidhi Goel

Medical endoscopy remains a challenging application for simultaneous localization and mapping (SLAM) due to the sparsity of image features and size constraints that prevent direct depth-sensing. We present a SLAM approach that incorporates…

Image and Video Processing · Electrical Eng. & Systems 2019-07-02 Richard J. Chen , Taylor L. Bobrow , Thomas Athey , Faisal Mahmood , Nicholas J. Durr

The use of needles to access sites within organs is fundamental to many interventional medical procedures both for diagnosis and treatment. Safe and accurate navigation of a needle through living tissue to an intra-tissue target is…

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

Video capsule endoscopy has become increasingly important for investigating the small intestine within the gastrointestinal tract. However, a persistent challenge remains the short battery lifetime of such compact sensor edge devices.…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Julia Werner , Oliver Bause , Julius Oexle , Maxime Le Floch , Franz Brinkmann , Jochen Hampe , Oliver Bringmann

Effective and rapid detection of lesions in the Gastrointestinal tract is critical to gastroenterologist's response to some life-threatening diseases. Wireless Capsule Endoscopy (WCE) has revolutionized traditional endoscopy procedure by…

Computer Vision and Pattern Recognition · Computer Science 2021-01-19 Sodiq Adewole , Philip Fernandez , Michelle Yeghyayan , James Jablonski , Andrew Copland , Michael Porter , Sana Syed , Donald Brown

In this paper, we propose a model-based contact-aware motion planner for autonomous navigation of neuroendovascular tools in acute ischemic stroke. The planner is designed to find the optimal control strategy for telescopic pre-bent…

Robotics · Computer Science 2025-02-25 Aabha Tamhankar , Giovanni Pittiglio

This paper presents the in vivo validation of an inductive wireless power transfer (WPT) system integrated for the first time into a magnetically controlled robotic capsule endoscopy platform. The proposed system enables continuous power…

Targeted drug delivery in the gastrointestinal (GI) tract using magnetic robots offers a promising alternative to systemic treatments. However, controlling these robots is a major challenge. Stationary magnetic systems have a limited…

Robotics · Computer Science 2026-01-23 Zhifan Yan , Chang Liu , Yiyang Jiang , Wenxuan Zheng , Xinhao Chen , Axel Krieger