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Active wireless capsule endoscopy (WCE) based on simultaneous magnetic actuation and localization (SMAL) techniques holds great promise for improving diagnostic accuracy, reducing examination time and relieving operator burden. To date, the…

机器人学 · 计算机科学 2021-11-05 Yangxin Xu , Keyu Li , Ziqi Zhao , Max Q. -H. Meng

Simultaneous Magnetic Actuation and Localization (SMAL) is a promising technology for active wireless capsule endoscopy (WCE). In this paper, an adaptive SMAL system is presented to efficiently propel and precisely locate a capsule in a…

机器人学 · 计算机科学 2022-04-15 Yangxin Xu , Keyu Li , Ziqi Zhao , Max Q. -H. Meng

Currently used wireless capsule endoscopy (WCE) is limited in terms of inspection time and flexibility since the capsule is passively moved by peristalsis and cannot be accurately positioned. Different methods have been proposed to…

机器人学 · 计算机科学 2021-12-28 Yangxin Xu , Keyu Li , Ziqi Zhao , Max Q. -H. Meng

Wireless capsule endoscopy (WCE) enables painless visualization of the gastrointestinal tract, but its diagnostic potential is limited by incomplete mucosal coverage and poor transferability of existing navigation methods across patient…

机器人学 · 计算机科学 2026-05-12 Haoxuan Wu , Sishen Yuan , Haitao Gao , Zhen Li , Xiuli Zuo , Hongliang Ren

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…

计算机视觉与模式识别 · 计算机科学 2015-04-24 Isabel N. Figueiredo , Carlos Leal , Luís Pinto , Pedro N. Figueiredo , Richard Tsai

Recent advancements toward perception and decision-making of flexible endoscopes have shown great potential in computer-aided surgical interventions. However, owing to modeling uncertainty and inter-patient anatomical variation in flexible…

机器人学 · 计算机科学 2023-02-28 Yiang Lu , Ruofeng Wei , Bin Li , Wei Chen , Jianshu Zhou , Qi Dou , Dong Sun , Yun-hui Liu

In the gastrointestinal (GI) tract endoscopy field, ingestible wireless capsule endoscopy is considered as a minimally invasive novel diagnostic technology to inspect the entire GI tract and to diagnose various diseases and pathologies.…

计算机视觉与模式识别 · 计算机科学 2017-11-27 Mehmet Turan , Yasin Almalioglu , Helder Araujo , Ender Konukoglu , Metin Sitti

The interpretation and analysis of the wireless capsule endoscopy recording is a complex task which requires sophisticated computer aided decision (CAD) systems in order to help physicians with the video screening and, finally, with the…

计算机视觉与模式识别 · 计算机科学 2016-07-27 Santi Seguí , Michal Drozdzal , Guillem Pascual , Petia Radeva , Carolina Malagelada , Fernando Azpiroz , Jordi Vitrià

The following research undertakes a historical review of this technology with specific highlighting of its advancement in medical diagnostics as well as the therapeutic functionality of wireless capsule endoscopy. Without restriction to the…

计算机视觉与模式识别 · 计算机科学 2018-09-13 Thomas Kruezer

Due to its non-invasive and painless characteristics, wireless capsule endoscopy has become the new gold standard for assessing gastrointestinal disorders. Omissions, however, could occur throughout the examination since controlling capsule…

机器人学 · 计算机科学 2023-05-19 Yameng Zhang , Long Bai , Li Liu , Hongliang Ren , Max Q. -H. Meng

A reliable, real-time simultaneous localization and mapping (SLAM) method is crucial for the navigation of actively controlled capsule endoscopy robots. These robots are an emerging, minimally invasive diagnostic and therapeutic technology…

计算机视觉与模式识别 · 计算机科学 2017-11-07 Mehmet Turan , Yasin Almalioglu , Hunter Gilbert , Helder Araujo , Ender Konukoglu , Metin Sitti

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…

机器人学 · 计算机科学 2025-05-02 Ogulcan Isitman , Gokhan Alcan , Ville Kyrki

Magnetic navigation systems, including magnetic tracking systems and magnetic actuation systems, have shown great potential for occlusion-free localization and remote control of intracorporeal medical devices and robots in minimally…

机器人学 · 计算机科学 2026-03-09 Heng Wang , Haoyu Song , Jiatao Zheng , Yuxiang Han , Kunli Wang

Capsule endoscopes, predominantly serving diagnostic functions, provide lucid internal imagery but are devoid of surgical or therapeutic capabilities. Consequently, despite lesion detection, physicians frequently resort to traditional…

医学物理 · 物理学 2024-05-14 Sishen Yuan , Guang Li , Baijia Liang , Lailu Li , Qingzhuo Zheng , Shuang Song , Zhen Li , Hongliang Ren

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,…

图像与视频处理 · 电气工程与系统科学 2024-05-07 Anuja Vats , Marius Pedersen , Ahmed Mohammed , Øistein Hovde

Enhancing robot navigation efficiency is a crucial objective in modern robotics. Robots relying on external navigation systems are often susceptible to electromagnetic interference (EMI) and encounter environmental disturbances, resulting…

机器人学 · 计算机科学 2024-04-03 Saleem Alzoubi , Mahdi H. Miraz

Wireless Capsule Endoscopy is a non-invasive imaging method for the entire gastrointestinal tract, and is a pain-free alternative to traditional endoscopy. It generates extensive video data that requires significant review time, and…

计算机视觉与模式识别 · 计算机科学 2025-05-01 Henry John Krumb , Anirban Mukhopadhyay

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…

机器人学 · 计算机科学 2022-03-02 Jiajia Zhang , Jiyuan Tian , Dibin Zhu , Yang Liu , Shyam Prasad

Wireless capsule endoscopy (WCE) is an effective mean for diagnosis of gastrointestinal disorders. Detection of informative scenes in WCE video could reduce the length of transmitted videos and help the diagnosis procedure. In this paper,…

计算机视觉与模式识别 · 计算机科学 2018-08-24 Mohsen Hajabdollahi , Reza Esfandiarpoor , Pejman Khadivi , S. M. Reza Soroushmehr , Nader Karimi , Kayvan Najarian , Shadrokh Samavi

Colonoscopy is considered the golden standard for cancer screening of the lower gastrointestinal (GI) tract, with screening programs all over the world considering lowering the recommended screening age. Nonetheless, conventional…

机器人学 · 计算机科学 2022-09-20 Vanni Consumi , Lukas Lindenroth , Jeref Merlin , Danail Stoyanov , Agostino Stilli
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