TOMOSYNTHESIS

作品数:13被引量:9H指数:2
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相关领域:医药卫生自动化与计算机技术更多>>
相关作者:闫天峰卜凡亮温俊海程敬之胡磊更多>>
相关机构:大连理工大学西安交通大学北京航空航天大学北京理工大学更多>>
相关期刊:《Journal of Biomedical Science and Engineering》《Chinese Physics C》《中国医疗器械杂志》《北京航空航天大学学报》更多>>
相关基金:国家自然科学基金北京市科技计划项目国家高技术研究发展计划国家杰出青年科学基金更多>>
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A Study of Quasi-Monochromatic X-Ray Sources for Breast Cancer Early Detection
《International Journal of Medical Physics, Clinical Engineering and Radiation Oncology》2018年第2期184-192,共9页Xin Qian Lindsay Puckett Zhijun Cai 
Objectives: Early detection and treatment provide the opportunity to decrease the mortality rate from breast cancer. Quasi-monochromatic technique can enhance low contrast lesion detection by eliminating beam-hardenin...
关键词:BREAST Cancer Quasi-Monochromatic Early Detection Digital BREAST TOMOSYNTHESIS 
Application of X-ray digital tomosynthesis in knee joint trauma examination
《Journal of Hainan Medical University》2018年第7期84-86,共3页Li-Sheng Wu You-Jun Lin Xiao-Ling Yi Hai-Na Xu 
Objective: To explore the clinical value of X-ray digital tomosynthesis(DTS)in the diagnosis of knee joint fractures. Methods: A total of 28 cases of thoracic trauma, X-ray film cannot be clearly diagnosed or can conf...
关键词:X-RAY KNEE joint Digital TOMOSYNTHESIS Fracture Diagnosis 
Follow-up of endovascular aortic aneurysm repair:Preliminary validation of digital tomosynthesis and contrast enhanced ultrasound in detection of medium- to long-term complications被引量:1
《World Journal of Radiology》2016年第5期530-536,共7页Maria Antonietta Mazzei Susanna Guerrini Francesco Giuseppe Mazzei Nevada Cioffi Squitieri Dario Notaro Gianmarco de Donato Giuseppe Galzerano Palmino Sacco Francesco Setacci Luca Volterrani Carlo Setacci 
AIM: To validate the feasibility of digital tomosynthesis of the abdomen(DTA) combined with contrast enhanced ultrasound(CEUS) in assessing complications after endovascular aortic aneurysm repair(EVAR) by using comput...
关键词:Digital TOMOSYNTHESIS Contrast enhanced ultrasound ENDOVASCULAR AORTIC ANEURYSM repair FOLLOWUP ENDOVASCULAR AORTIC replacement 
Comparison of Different Reconstruction Algorithms for Decreasing the Exposure Dose during Digital Breast Tomosynthesis: A Phantom Study
《Journal of Biomedical Science and Engineering》2015年第8期471-478,共8页Tsutomu Gomi 
We compared reconstruction algorithms [filtered back projection (FBP), maximum likelihood expectation maximization (MLEM), and the simultaneous iterative reconstruction technique (SIRT)] in terms of the radiation dose...
关键词:Digital BREAST TOMOSYNTHESIS THREE-DIMENSIONAL Reconstruction RADIATION DOSE 
A Comparison of Reconstruction Algorithms Regarding Exposure Dose Reductions during Digital Breast Tomosynthesis
《Journal of Biomedical Science and Engineering》2014年第8期516-525,共10页Tsutomu Gomi 
This study compared reconstruction algorithms [filtered back projection (FBP) and simultaneous iterative reconstruction technique (SIRT)] with respect to radiation doses and image quality and suggested the possibility...
关键词:Digital BREAST TOMOSYNTHESIS 3-Dimensional RECONSTRUCTION RADIATION DOSE 
Comparison of metal artifact in digital tomosynthesis and computed tomography for evaluation of phantoms被引量:2
《Journal of Biomedical Science and Engineering》2013年第7期722-731,共10页Tsutomu Gomi 
We compared metal artifact in X-ray digital tomosynthesis (DT) and modern computed tomography (CT) reconstruction to improve the image quality. We compared the images of a prosthetic phantom (titanium) and a contrast-...
关键词:TOMOSYNTHESIS COMPUTED TOMOGRAPHY PROSTHESIS 
Dual-Energy Subtraction X-Ray Digital Tomosynthesis: Basic Physical Evaluation
《Open Journal of Medical Imaging》2012年第3期111-117,共7页Tsutomu Gomi Masahiro Nakajima 
The present study was performed to determine the potential of applying dual-energy subtraction (DES) digital tomo-synthesis to basic physical evaluations. Volumetric X-ray DES digital tomosysnthesis was used to obtain...
关键词:DIGITAL TOMOSYNTHESIS DUAL-ENERGY SUBTRACTION 
多源Tomosynthesis迭代算法在动态模型中的应用
《中国医疗器械杂志》2011年第4期250-252,262,共4页彭家驹 赵俊 
提出了一种新的tomosynthesis扫描方法,并将该方法应用到动态重建场合,用于抑制运动在成像中产生的伪迹。新的方法采用多源(双源与四源)环形扫描方式和迭代重建算法对两种动态数字模型进行仿真重建。通过比较单源重建和多源重建的结果,...
关键词:TOMOSYNTHESIS 多源 动态模型 
X-ray digital linear tomosynthesis imaging
《Journal of Biomedical Science and Engineering》2011年第6期443-453,共11页Tsutomu Gomi Hiroshi Hirano Masahiro Nakajima Tokuo Umeda 
Aims: The purpose of this review includes the fol-lowing: 1) to identify indications for volumetric X-ray digital linear tomosynthesis by using a filtered back projection (FBP) algorithm and 2) to compare X-ray digita...
关键词:TOMOSYNTHESIS TEMPOROMANDIBULAR Joint ARTHROPLASTY Pulmonary NODULES DUAL-ENERGY SUBTRACTION 
基于GPU实现的数字合成X射线体层成像投影数据的模拟方法
《CT理论与应用研究(中英文)》2011年第1期1-10,共10页闫天峰 孙岩 孙怡 
国家自然科学基金(61071210);辽宁省优秀人才基金
数字合成X射线体层成像技术能利用有限角度下的投影数据重建物体任意断层的图像。在数字合成X射线体层成像重建算法研究中,模拟投影数据是重要的步骤,本文提出了一种基于GPU光线投射算法的数字合成X射线体层成像投影数据模拟方法。比较...
关键词:TOMOSYNTHESIS 投影数据模拟 光线投射算法 GPU 
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