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Autonomous robotic systems hold potential for improving renal tumor resection accuracy and patient outcomes. We present a fluorescence-guided robotic system capable of planning and executing incision paths around exophytic renal tumors with…

Many renal cancers are incidentally found on non-contrast CT (NCCT) images. On contrast-enhanced CT (CECT) images, most kidney tumors, especially renal cancers, have different intensity values compared to normal tissues. However, on NCCT…

Image and Video Processing · Electrical Eng. & Systems 2023-12-11 Taro Hatsutani , Akimichi Ichinose , Keigo Nakamura , Yoshiro Kitamura

Partial nephrectomy (PN) is common surgery in urology. Digitization of renal anatomies brings much help to many computer-aided diagnosis (CAD) techniques during PN. However, the manual delineation of kidney vascular system and tumor on each…

Image and Video Processing · Electrical Eng. & Systems 2023-05-24 Nan Ma , Ying Yang , Dongkai Zhou

Precise segmentation of organs and tumors plays a crucial role in clinical applications. It is a challenging task due to the irregular shapes and various sizes of organs and tumors as well as the significant class imbalance between the…

Image and Video Processing · Electrical Eng. & Systems 2020-07-03 Ziqiang Li , Hong Pan , Yaping Zhu , A. K. Qin

KiTs19 challenge paves the way to haste the improvement of solid kidney tumor semantic segmentation methodologies. Accurate segmentation of kidney tumor in computer tomography (CT) images is a challenging task due to the non-uniform motion,…

Image and Video Processing · Electrical Eng. & Systems 2019-08-12 D. Sabarinathan , M. Parisa Beham , S. M. Md. Mansoor Roomi

Kidney volume is greatly affected in several renal diseases. Precise and automatic segmentation of the kidney can help determine kidney size and evaluate renal function. Fully convolutional neural networks have been used to segment organs…

Image and Video Processing · Electrical Eng. & Systems 2020-09-02 Omid Bazgir , Kai Barck , Richard A. D. Carano , Robby M. Weimer , Luke Xie

Automated segmentation of kidney and tumor from 3D CT scans is necessary for the diagnosis, monitoring, and treatment planning of the disease. In this paper, we describe a two-stage framework for kidney and tumor segmentation based on 3D…

Image and Video Processing · Electrical Eng. & Systems 2020-05-05 Yao Zhang , Yixin Wang , Feng Hou , Jiawei Yang , Guangwei Xiong , Jiang Tian , Cheng Zhong

Each year, there are about 400'000 new cases of kidney cancer worldwide causing around 175'000 deaths. For clinical decision making it is important to understand the morphometry of the tumor, which involves the time-consuming task of…

Image and Video Processing · Electrical Eng. & Systems 2020-02-26 Iwan Paolucci

Precise characterization of the kidney and kidney tumor characteristics is of outmost importance in the context of kidney cancer treatment, especially for nephron sparing surgery which requires a precise localization of the tissues to be…

Image and Video Processing · Electrical Eng. & Systems 2020-11-03 Gianmarco Santini , Noémie Moreau , Mathieu Rubeaux

Due to the irregular motion, similar appearance and diverse shape, accurate segmentation of kidney tumor in CT images is a difficult and challenging task. To this end, we present a novel automatic segmentation method, termed as…

Computer Vision and Pattern Recognition · Computer Science 2020-04-06 Qian Yu , Yinghuan Shi , Jinquan Sun , Yang Gao , Yakang Dai , Jianbing Zhu

In video-assisted thoracoscopic surgeries, successful procedures of nodule resection are highly dependent on the precise estimation of lung deformation between the inflated lung in the computed tomography (CT) images during preoperative…

Computer Vision and Pattern Recognition · Computer Science 2021-08-20 Utako Yamamoto , Megumi Nakao , Masayuki Ohzeki , Junko Tokuno , Toyofumi Fengshi Chen-Yoshikawa , Tetsuya Matsuda

Medical ultrasound (US) imaging is a frontline tool for the diagnosis of kidney diseases. However, traditional freehand imaging procedure suffers from inconsistent, operator-dependent outcomes, lack of 3D localization information, and risks…

Robotics · Computer Science 2026-02-19 Xihan Ma , Haichong Zhang

Accurate and reliable tumor segmentation is essential in medical imaging analysis for improving diagnosis, treatment planning, and monitoring. However, existing segmentation models often lack robust mechanisms for quantifying the…

Image and Video Processing · Electrical Eng. & Systems 2025-03-14 Seyed Sina Ziaee , Farhad Maleki , Katie Ovens

Accurate segmentation of breast tumors in magnetic resonance images (MRI) is essential for breast cancer diagnosis, yet existing methods face challenges in capturing irregular tumor shapes and effectively integrating local and global…

Image and Video Processing · Electrical Eng. & Systems 2025-09-22 Yue Zhang , Jiahua Dong , Chengtao Peng , Qiuli Wang , Dan Song , Guiduo Duan

Deformable medical image registration is an essential task in computer-assisted interventions. This problem is particularly relevant to oncological treatments, where precise image alignment is necessary for tracking tumor growth, assessing…

Computer Vision and Pattern Recognition · Computer Science 2025-06-04 Stefano Fogarollo , Gregor Laimer , Reto Bale , Matthias Harders

Ultrasound images are one of the most widely used techniques in clinical settings to analyze and detect different organs for study or diagnoses of diseases. The dependence on subjective opinions of experts such as radiologists calls for an…

Image and Video Processing · Electrical Eng. & Systems 2019-11-25 Ruturaj Gole , Haixia Wu , Subho Ghose

Automated segmentation of kidneys and kidney tumors is an important step in quantifying the tumor's morphometrical details to monitor the progression of the disease and accurately compare decisions regarding the kidney tumor treatment.…

Image and Video Processing · Electrical Eng. & Systems 2019-09-17 Andriy Myronenko , Ali Hatamizadeh

OBJECTIVES: The aim of this paper is to introduce the principles of computer-assisted access to the kidney. The system provides the surgeon with a pre-operative 3D planning on computed tomography (CT) images. After a rigid registration with…

Medical Physics · Physics 2007-06-25 P. Mozer , A. Leroy , Yohan Payan , J. Troccaz , E. Chartier-Kastler , F. Richard

In robotic-assisted partial nephrectomy, surgeons remove a part of a kidney often due to the presence of a mass. A drop-in ultrasound probe paired to a surgical robot is deployed to execute multiple swipes over the kidney surface to…

Radiation therapy presents a need for dynamic tracking of a target tumor volume. Fiducial markers such as implanted gold seeds have been used to gate radiation delivery but the markers are invasive and gating significantly increases…

Computer Vision and Pattern Recognition · Computer Science 2019-09-27 Markus D. Foote , Blake E. Zimmerman , Amit Sawant , Sarang Joshi
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