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Related papers: Automatic Multi-View X-Ray/CT Registration Using B…

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Augmented Reality (AR) holds the potential to revolutionize surgical procedures by allowing surgeons to visualize critical structures within the patient's body. This is achieved through superimposing preoperative organ models onto the…

Medical Physics · Physics 2024-08-07 Zheng Han , Qi Dou

Deep learning has emerged as a strong alternative for classical iterative methods for deformable medical image registration, where the goal is to find a mapping between the coordinate systems of two images. Popular classical image…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Joel Honkamaa , Pekka Marttinen

This paper presents a method to reduce the invasiveness of Computer Assisted Orthopaedic Surgery (CAOS) using ultrasound. In this goal, we need to develop a method for 3D/4D ultrasound registration. The premilinary results of this study…

Other Computer Science · Computer Science 2008-01-21 Jonathan Schers , Jocelyne Troccaz , Vincent Daanen , Céline Fouard , Christopher Plaskos , Pascal Kilian

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…

Deformable image registration (DIR) is a crucial tool in radiotherapy for analyzing anatomical changes and motion patterns. Current DIR implementations rely on discrete volumetric motion representation, which often leads to compromised…

Medical Physics · Physics 2025-07-22 Xia Li , Runzhao Yang , Muheng Li , Xiangtai Li , Antony J. Lomax , Joachim M. Buhmann , Ye Zhang

Registration of pre-operative and follow-up brain MRI scans is challenging due to the large variation of tissue appearance and missing correspondences in tumour recurrence regions caused by tumour mass effect. Although recent deep…

Image and Video Processing · Electrical Eng. & Systems 2022-11-15 Tony C. W. Mok , Albert C. S. Chung

Human body is a complex dynamic system composed of various sub-dynamic parts. Especially, thoracic and abdominal organs have complex internal shape variations with different frequencies by various reasons such as respiration with fast…

Image and Video Processing · Electrical Eng. & Systems 2021-03-10 Seyoun Park , Elliot K. Fishman , Alan L. Yuille

In this paper, we present a deep-learning based method for estimating the 3D structure of a bone from a pair of 2D X-ray images. Our triplet loss-trained neural network selects the most closely matching 3D bone shape from a predefined set…

Computer Vision and Pattern Recognition · Computer Science 2020-10-12 Jana Čavojská , Julian Petrasch , Nicolas J. Lehmann , Agnès Voisard , Peter Böttcher

Abstract. Purpose: This paper presents a scheme for generating virtual intraoperative CT scans in order to improve surgical completeness in Endoscopic Sinus Surgeries (ESS). Approach: The work presents three methods, the tip motion-based,…

Image and Video Processing · Electrical Eng. & Systems 2021-12-07 Yangming Li , Neeraja Konuthula , Ian M. Humphreys , Kris Moe , Blake Hannaford , Randall Bly

Cervical cancer threatens the health of women seriously. Radiotherapy is one of the main therapy methods but with high risk of acute hematologic toxicity. Delineating the bone marrow (BM) for sparing using computer tomography (CT) images to…

Image and Video Processing · Electrical Eng. & Systems 2022-04-21 Yuening Wang , Ying Sun , Jie Yuan , Kexin Gan , Hanzi Xu , Han Gao , Xiuming Zhang

Image-guided surgery collocates patient-specific data with the physical environment to facilitate surgical decision making in real-time. Unfortunately, these guidance systems commonly become compromised by intraoperative soft-tissue…

Image and Video Processing · Electrical Eng. & Systems 2023-06-12 Morgan Ringel , Jon Heiselman , Winona Richey , Ingrid Meszoely , William Jarnagin , Michael Miga

Objectives: Computerized phantoms play an essential role in various applications of medical imaging research. Although the existing computerized phantoms can model anatomical variations through organ and phantom scaling, this does not…

Image and Video Processing · Electrical Eng. & Systems 2021-04-20 Junyu Chen , Ye Li , Yong Du , Eric C. Frey

Medical image registration is vital for disease diagnosis and treatment with its ability to merge diverse information of images, which may be captured under different times, angles, or modalities. Although several surveys have reviewed the…

Computer Vision and Pattern Recognition · Computer Science 2024-03-26 Qiushi Nie , Xiaoqing Zhang , Yan Hu , Mingdao Gong , Jiang Liu

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

Non-rigid alignment of point clouds is crucial for scene understanding, reconstruction, and various computer vision and robotics tasks. Recent advancements in implicit deformation networks for non-rigid registration have significantly…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Mingyang Zhao , Gaofeng Meng , Dong-Ming Yan

Magnetic Resonance Imaging (MRI) typically recruits multiple sequences (defined here as "modalities"). As each modality is designed to offer different anatomical and functional clinical information, there are evident disparities in the…

Image and Video Processing · Electrical Eng. & Systems 2022-03-09 Chengjia Wang , Guang Yang , Giorgos Papanastasiou

The rigid registration of aortic Digital Subtraction Angiography (DSA) and Computed Tomography Angiography (CTA) can provide 3D anatomical details of the vasculature for the interventional surgical treatment of conditions such as aortic…

Image and Video Processing · Electrical Eng. & Systems 2024-03-12 Wentao Liu , Bowen Liang , Weijin Xu , Tong Tian , Qingsheng Lu , Xipeng Pan , Haoyuan Li , Siyu Tian , Huihua Yang , Ruisheng Su

Accurate characterization of the inner surface of X-ray monocapillary optics (XMCO) is of great significance in X-ray optics research. Compared with other characterization methods, the micro computed tomography (micro-CT) method has its…

Instrumentation and Detectors · Physics 2021-10-27 Zhao Wang , Kai Pan , Shuang Zhang , Zhuxuan Duo , Zhiguo Liu , Tianxi Sun

A robust and efficient optimization-based 2D/3D registration framework is crucial for the navigation system of orthopedic surgical robots. It can provide precise position information of surgical instruments and implants during surgery.…

Image and Video Processing · Electrical Eng. & Systems 2024-08-20 Minheng Chen , Tonglong Li , Zhirun Zhang , Youyong Kong