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The use of wireless implanted medical devices (IMDs) is growing because they facilitate continuous monitoring of patients during normal activities, simplify medical procedures required for data retrieval and reduce the likelihood of…

Signal Processing · Electrical Eng. & Systems 2021-06-29 Gizem Tabak , Jae Won Choi , Rita J. Miller , Michael L. Oelze , Andrew C. Singer

Wireless capsule endoscopy (WCE) has been widely adopted as complementary to traditional wired gastroendoscopy, especially for small bowel diseases which are beyond the latter's reach. However, both the video resolution and frame rates are…

Signal Processing · Electrical Eng. & Systems 2022-10-19 Zhengchang Kou , Andrew C. Singer , Michael L. Oelze

Wireless implanted medical devices (IMDs) provide ease and comfort to an increasing number of patients and physicians. Currently, radiofrequency electromagnetic waves are the most commonly used method for communicating wirelessly with IMDs.…

Signal Processing · Electrical Eng. & Systems 2020-03-06 Gizem Tabak , Sijung Yang , Rita Miller , Michael Oelze , Andrew Singer

Methods for digital, phase-coherent acoustic communication date to at least the work of Stojanjovic, et al [20], and the added robustness afforded by improved phase tracking and compensation of Johnson, et al [21]. This work explores the…

Information Theory · Computer Science 2016-03-18 Andrew Singer , Michael Oelze , Anthony Podkowa

Ultrasonography is a vital component of modern clinical care, with handheld probes routinely used for diagnostic imaging and procedural guidance. However, handheld ultrasound imaging is limited by factors such as the partial-cross-sectional…

Medical Physics · Physics 2025-02-04 David C. Garrett , Jinhua Xu , Yousuf Aborahama , Geng Ku , Konstantin Maslov , Lihong V. Wang

Ultrasound is a key technology in healthcare, and it is being explored for non-invasive, wearable, continuous monitoring of vital signs. However, its widespread adoption in this scenario is still hindered by the size, complexity, and power…

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…

There has been a longstanding expectation that the optical resolution embodiment of photoacoustic tomography could have a substantial impact on gastrointestinal endoscopy by enabling microscopic visualization of the vasculature based on the…

Super-Resolution Ultrasound (SRUS) imaging through localising and tracking microbubbles, also known as Ultrasound Localisation Microscopy (ULM), has demonstrated significant potential for reconstructing microvasculature and flows with…

Image and Video Processing · Electrical Eng. & Systems 2025-03-26 Jipeng Yan , Qingyuan Tan , Shusei Kawara , Jingwen Zhu , Bingxue Wang , Matthieu Toulemonde , Honghai Liu , Ying Tan , Meng-Xing Tang

Medical ultrasound (US) imaging is widely used in clinical examinations due to its portability, real-time capability, and radiation-free nature. To address inter- and intra-operator variability, robotic ultrasound systems have gained…

Robotics · Computer Science 2025-07-29 Yifan Zhang , Dianye Huang , Nassir Navab , Zhongliang Jiang

Focused transmits are the most commonly used transmit strategy for echocardiograms, but suffer from relatively low frame rates, and in 3D, even lower volume rates. Fast imaging based on unfocused transmits has disadvantages such as motion…

Signal Processing · Electrical Eng. & Systems 2026-05-14 Wessel L. van Nierop , Oisín Nolan , Tristan S. W. Stevens , Ruud J. G. van Sloun

We introduce UltraBots, a system that combines ultrasound haptic feedback and robotic actuation for large-area mid-air haptics for VR. Ultrasound haptics can provide precise mid-air haptic feedback and versatile shape rendering, but the…

Human-Computer Interaction · Computer Science 2022-10-05 Mehrad Faridan , Marcus Friedel , Ryo Suzuki

COVID-19 has made video communication one of the most important modes of information exchange. While extensive research has been conducted on the optimization of the video streaming pipeline, in particular the development of novel video…

Image and Video Processing · Electrical Eng. & Systems 2021-01-11 Roshan Prabhakar , Shubham Chandak , Carina Chiu , Renee Liang , Huong Nguyen , Kedar Tatwawadi , Tsachy Weissman

Current capsule endoscopes and next-generation robotic capsules for diagnosis and treatment of gastrointestinal diseases are complex cyber-physical platforms that must orchestrate complex software and hardware functions. The desired tasks…

Simulations of three dimensional ultrasound propagation in heterogeneous media are computationally intensive due to the constraints arising from the large size of the domain, which is on the order of hundreds of wavelengths, and the small…

Medical Physics · Physics 2020-03-17 Gianmarco Pinton

The use of miniaturized biomedical devices implanted in the human body and wirelessly internetworked is promising a significant leap forward in medical treatment of many pervasive diseases. Recognizing the well-understood limitations of…

Networking and Internet Architecture · Computer Science 2013-02-07 G. Enrico Santagati , Tommaso Melodia , Laura Galluccio , Sergio Palazzo

Ultrasound is widely used in clinical care, yet standard deep learning methods often struggle with full video analysis due to non-standardized acquisition and operator bias. We offer a new perspective on ultrasound video analysis through…

Image and Video Processing · Electrical Eng. & Systems 2025-07-30 Julia Wolleb , Florentin Bieder , Paul Friedrich , Hemant D. Tagare , Xenophon Papademetris

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…

Robotics · Computer Science 2025-04-09 Shuaiqi Jing , Tianliang Yao , Ke Zhang , Di Wu , Qiulin Wang , Zixi Chen , Ke Chen , Peng Qi

Wireless communication is critical for the non-invasive in-situ monitoring of vital signs in deep tissues. Wireless ultrasonic links demonstrated so far solved the shortcomings of electromagnetic wave-based communication methods. However,…

Signal Processing · Electrical Eng. & Systems 2024-10-10 Umut Can Yener , Alp Timucin Toymus , Kivanc Esat , Mehdi Alem , Levent Beker

Capsule endoscopy is an evolutional technique for examining and diagnosing intractable gastrointestinal diseases. Because of the huge amount of data, analyzing capsule endoscope videos is very time-consuming and labor-intensive for…

Computer Vision and Pattern Recognition · Computer Science 2021-04-08 Xinkai Zhao , Chaowei Fang , Feng Gao , De-Jun Fan , Xutao Lin , Guanbin Li
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