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相关论文: Force-Ultrasound Fusion: Bringing Spine Robotic-US…

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Ultrasound (US) imaging is increasingly used in spinal procedures due to its real-time, radiation-free capabilities; however, its effectiveness is hindered by shadowing artifacts that obscure deeper tissue structures. Traditional…

计算机视觉与模式识别 · 计算机科学 2025-08-13 Miruna-Alexandra Gafencu , Reem Shaban , Yordanka Velikova , Mohammad Farid Azampour , Nassir Navab

Ultrasound offers a radiation-free, cost-effective solution for real-time visualization of spinal landmarks, paraspinal soft tissues and neurovascular structures, making it valuable for intraoperative guidance during spinal procedures.…

计算机视觉与模式识别 · 计算机科学 2025-11-20 Miruna-Alexandra Gafencu , Yordanka Velikova , Nassir Navab , Mohammad Farid Azampour

The vertebral levels of the spine provide a useful coordinate system when making measurements of plaque, muscle, fat, and bone mineral density. Correctly classifying vertebral levels with high accuracy is challenging due to the similar…

图像与视频处理 · 电气工程与系统科学 2020-10-08 Daniel C. Elton , Veit Sandfort , Perry J. Pickhardt , Ronald M. Summers

Vertebrae identification in arbitrary fields-of-view plays a crucial role in diagnosing spine disease. Most spine CT contain only local regions, such as the neck, chest, and abdomen. Therefore, identification should not depend on specific…

计算机视觉与模式识别 · 计算机科学 2024-01-17 Sheng Zhang , Minheng Chen , Junxian Wu , Ziyue Zhang , Tonglong Li , Cheng Xue , Youyong Kong

Purpose: Spinal instability is a widespread condition that causes pain, fatigue, and restricted mobility, profoundly affecting patients' quality of life. In clinical practice, the gold standard for diagnosis is dynamic X-ray imaging.…

医学物理 · 物理学 2026-02-16 Feng Li , Yuan Bi , Tianyu Song , Zhongliang Jiang , Nassir Navab

Ultrasound-guided spine interventions, such as lumbar-puncture procedures, often suffer from the reduced visibility of key anatomical features such as the inter-spinous process space, due to the complex shape of the self-shadowing vertebra.…

图形学 · 计算机科学 2022-11-14 Baichuan Jiang , Keshuai Xu , Abhay Moghekar , Peter Kazanzides , Emad Boctor

Clear identification of bone structures is crucial for ultrasound-guided lumbar interventions, but it can be challenging due to the complex shapes of the self-shadowing vertebra anatomy and the extensive background speckle noise from the…

图像与视频处理 · 电气工程与系统科学 2022-11-17 Baichuan Jiang , Keshuai Xu , Ahbay Moghekar , Peter Kazanzides , Emad Boctor

Purpose: Intraoperative ultrasound scanning is a demanding visuotactile task. It requires operators to simultaneously localise the ultrasound perspective and manually perform slight adjustments to the pose of the probe, making sure not to…

图像与视频处理 · 电气工程与系统科学 2025-07-09 Alistair Weld , Luke Dixon , Giulio Anichini , Michael Dyck , Alex Ranne , Sophie Camp , Stamatia Giannarou

Purpose: Ultrasound is the most commonly used medical imaging modality for diagnosis and screening in clinical practice. Due to its safety profile, noninvasive nature and portability, ultrasound is the primary imaging modality for fetal…

图像与视频处理 · 电气工程与系统科学 2024-01-19 Sonit Singh , Gordon Stevenson , Brendan Mein , Alec Welsh , Arcot Sowmya

Autonomous ultrasound (US) acquisition is an important yet challenging task, as it involves interpretation of the highly complex and variable images and their spatial relationships. In this work, we propose a deep reinforcement learning…

机器人学 · 计算机科学 2024-10-28 Keyu Li , Jian Wang , Yangxin Xu , Hao Qin , Dongsheng Liu , Li Liu , Max Q. -H. Meng

This paper concerns the fully automatic direct in vivo measurement of active and passive dynamic skeletal muscle states using ultrasound imaging. Despite the long standing medical need (myopathies, neuropathies, pain, injury, ageing),…

计算机视觉与模式识别 · 计算机科学 2017-06-30 Ryan J. Cunningham , Peter J. Harding , Ian D. Loram

The scoliosis progression in adolescents requires close monitoring to timely take treatment measures. Ultrasound imaging is a radiation-free and low-cost alternative in scoliosis assessment to X-rays, which are typically used in clinical…

图像与视频处理 · 电气工程与系统科学 2021-09-14 Maria Victorova , Michael Ka-Shing Lee , David Navarro-Alarcon , Yongping Zheng

Precise segmentation and anatomical identification of the vertebrae provides the basis for automatic analysis of the spine, such as detection of vertebral compression fractures or other abnormalities. Most dedicated spine CT and MR scans as…

计算机视觉与模式识别 · 计算机科学 2019-02-15 Nikolas Lessmann , Bram van Ginneken , Pim A. de Jong , Ivana Išgum

Goal: A limitation in robotic surgery is the lack of force feedback, due to challenges in suitable sensing techniques. To enhance the perception of the surgeons and precise force rendering, estimation of these forces along with tissue…

系统与控制 · 电气工程与系统科学 2025-04-30 Srikar Annamraju , Yuxi Chen , Jooyoung Lim , Inki Kim

State-of-the-art computer- and robot-assisted surgery systems heavily depend on intraoperative imaging technologies such as CT and fluoroscopy to generate detailed 3D visualization of the patient's anatomy. While imaging techniques are…

图像与视频处理 · 电气工程与系统科学 2024-10-04 Aidana Massalimova , Florentin Liebmann , Sascha Jecklin , Fabio Carrillo , Farshad Mazda , Philipp Fürnstahl

Vertebrae localization, segmentation and identification in CT images is key to numerous clinical applications. While deep learning strategies have brought to this field significant improvements over recent years, transitional and…

图像与视频处理 · 电气工程与系统科学 2022-06-27 Di Meng , Edmond Boyer , Sergi Pujades

Automatic vertebrae identification and localization from arbitrary CT images is challenging. Vertebrae usually share similar morphological appearance. Because of pathology and the arbitrary field-of-view of CT scans, one can hardly rely on…

计算机视觉与模式识别 · 计算机科学 2018-12-11 Haofu Liao , Addisu Mesfin , Jiebo Luo

Accurate needle placement in spine interventions is critical for effective pain management, yet it depends on reliable identification of anatomical landmarks and careful trajectory planning. Conventional imaging guidance often relies both…

人机交互 · 计算机科学 2026-03-24 Tianyu Song , Felix Pabst , Feng Li , Yordanka Velikova , Miruna-Alexandra Gafencu , Yuan Bi , Ulrich Eck , Nassir Navab

The high prevalence of spinal stenosis results in a large volume of MRI imaging, yet interpretation can be time-consuming with high inter-reader variability even among the most specialized radiologists. In this paper, we develop an…

Three-dimensional (3D) ultrasound imaging technique has been applied for scoliosis assessment, but current assessment method only uses coronal projection image and cannot illustrate the 3D deformity and vertebra rotation. The vertebra…

图像与视频处理 · 电气工程与系统科学 2023-01-02 Hongye Zeng , kang Zhou , Songhan Ge , Yuchong Gao , Jianhao Zhao , Shenghua Gao , Rui Zheng
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