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Related papers: Computer-assisted access to the kidney

200 papers

Computed tomography (CT)-guided needle biopsies are critical for diagnosing a range of conditions, including lung cancer, but present challenges such as limited in-bore space, prolonged procedure times, and radiation exposure. Robotic…

Robotic systems are transforming image-guided interventions by enhancing accuracy and minimizing radiation exposure. A significant challenge in robotic assistance lies in surgical path planning, which often relies on the registration of…

Accurate segmentation for medical images is important for clinical diagnosis. Existing automatic segmentation methods are mainly based on fully supervised learning and have an extremely high demand for precise annotations, which are very…

Computer Vision and Pattern Recognition · Computer Science 2021-06-10 Yuanpeng Liu , Qinglei Hui , Zhiyi Peng , Shaolin Gong , Dexing Kong

In this paper, we propose a novel technique for sampling sequential images using a cylindrical transform in a cylindrical coordinate system for kidney semantic segmentation in abdominal computed tomography (CT). The images generated from a…

Computer Vision and Pattern Recognition · Computer Science 2018-09-28 Hojjat Salehinejad , Sumeya Naqvi , Errol Colak , Joseph Barfett , Shahrokh Valaee

Kidney cancer is a global health concern, and accurate assessment of patient frailty is crucial for optimizing surgical outcomes. This paper introduces AI Age Discrepancy, a novel metric derived from machine learning analysis of…

Measuring airways in chest computed tomography (CT) images is important for characterizing diseases such as cystic fibrosis, yet very time-consuming to perform manually. Machine learning algorithms offer an alternative, but need large sets…

Computer Vision and Pattern Recognition · Computer Science 2017-06-08 Veronika Cheplygina , Adria Perez-Rovira , Wieying Kuo , Harm A. W. M. Tiddens , Marleen de Bruijne

Catheters are the second most common abnormal finding on radiographs. The position of catheters must be assessed on all radiographs, as serious complications can arise if catheters are malpositioned. However, due to the large number of…

Image and Video Processing · Electrical Eng. & Systems 2020-02-11 Xin Yi , Scott J. Adams , Robert D. E. Henderson , Paul Babyn

Medical steerable needles can move along 3D curvilinear trajectories to avoid anatomical obstacles and reach clinically significant targets inside the human body. Automating steerable needle procedures can enable physicians and patients to…

Robotics · Computer Science 2021-07-13 Mengyu Fu , Oren Salzman , Ron Alterovitz

Objectives: The main objective of this review article is to evaluate the usability of Computational Fluid Dynamics (CFD) as a supporting clinical tool for respiratory system. Data Source: The English articles referred for this review paper…

Fluid Dynamics · Physics 2023-10-24 Rajneesh Kashyap , R. Thundil Karuppa Raj

The latest advances in computer-assisted precision medicine are making it feasible to move from population-wide models that are useful to discover aggregate patterns that hold for group-based analysis to patient-specific models that can…

Computer Vision and Pattern Recognition · Computer Science 2021-07-28 Da Ma , Vincent Chow , Karteek Popuri , Mirza Faisal Beg

Recently, through development of several 3d vision systems, widely used in various applications, medical and biometric fields. Microsoft kinect sensor have been most of used camera among 3d vision systems. Microsoft kinect sensor can obtain…

Computer Vision and Pattern Recognition · Computer Science 2024-09-16 M. S. Gokmen , M. Akbaba , O. Findik

The relationship between acute kidney injury (AKI) prediction and nephrotoxic drugs, or drugs that adversely affect kidney function, is one that has yet to be explored in the critical care setting. One contributing factor to this gap in…

Machine Learning · Computer Science 2024-01-10 Gabriel D. M. Manalu , Mulomba Mukendi Christian , Songhee You , Hyebong Choi

In image-guided liver surgery, the initial rigid alignment between preoperative and intraoperative data, often represented as point clouds, is crucial for providing sub-surface information from preoperative CT/MRI images to the surgeon…

Computer Vision and Pattern Recognition · Computer Science 2025-05-19 Zixin Yang , Jon S. Heiselman , Cheng Han , Kelly Merrell , Richard Simon , Cristian. A. Linte

Chinese acupuncture practitioners primarily depend on muscle memory and tactile feedback to insert needles and accurately target acupuncture points, as the current workflow lacks imaging modalities and visual aids. Consequently, new…

Human-Computer Interaction · Computer Science 2025-04-04 Xinkai Wang , Yue Yang , Kehong Zhou , Xue Xie , Lifeng Zhu , Aiguo Song , Bruce Daniel

Implementation of real-time, continuous, and three-dimensional imaging (4D intervention guidance) would be a quantum leap for minimally-invasive medicine. It allows guidance during interventions by assessing the spatial position of…

Medical Physics · Physics 2016-10-17 Sönke Bartling , Marc Kachelrieß

Application of machine learning techniques enables segmentation of functional tissue units in histology whole-slide images (WSIs). We built a pipeline to apply previously validated segmentation models of kidney structures and extract…

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

Purpose: Estimation of patient-specific organ doses is required for more comprehensive dose metrics, such as effective dose. Currently, available methods are performed retrospectively using the CT images themselves, which can only be done…

Computer Vision and Pattern Recognition · Computer Science 2023-12-27 Abdullah-Al-Zubaer Imran , Sen Wang , Debashish Pal , Sandeep Dutta , Bhavik Patel , Evan Zucker , Adam Wang

The current standard of intra-operative navigation during Fenestrated Endovascular Aortic Repair (FEVAR) calls for need of 3D alignments between inserted devices and aortic branches. The navigation commonly via 2D fluoroscopic images, lacks…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Jian-Qing Zheng , Xiao-Yun Zhou , Celia Riga , Guang-Zhong Yang

Renal cancer is one of the most prevalent cancers worldwide. Clinical signs of kidney cancer include hematuria and low back discomfort, which are quite distressing to the patient. Some surgery-based renal cancer treatments like laparoscopic…

Image and Video Processing · Electrical Eng. & Systems 2023-10-06 Zhenyu Bu , Kai-Ni Wang , Guang-Quan Zhou