نتایج جستجو برای: dicom format

تعداد نتایج: 149589  

2011
Tomoyuki Hiroyasu Yoshiyuki Minamitani Masato Yoshimi Mitsunori Miki

In this paper, a distributed PACS (Picture Archiving and Communication Systems) using a network shared file system is proposed. Several distributed hospitals and sites use PACS to manage medical images. For these distributed sites to work together, it is necessary to construct integrated PACS for these distributed files. In the proposed system, the DICOM (Digital Imaging and Communications in M...

2012
G. Radhamani

Problem statement: One of the most common degradations in medical images is their poor contrast quality and noise. The DICOM image consists of speckle (multiplicative noise). While the image is enhanced, the multiplicative noise present in the image is also enhanced. Approach: This study describes the hybrid method to improve the image quality of Digital Imaging and Communications in Medicine (...

2013
D J McIlgorm C Lawinski S Ng J P McNulty

OBJECTIVES To investigate whether standardizing commercial off-the-shelf (COTS) display devices to the digital imaging and communications in medicine part 14: greyscale standard display function (DICOM part 14: GSDF) would affect the presentation of dental images. METHODS Two COTS display devices from the radiology department of a dental teaching hospital and a laptop computer monitor for ref...

Journal: :Computers 2021

During medical treatment, personal privacy is involved and must be protected. Healthcare institutions have to keep images or health information secret unless they permission from the data owner disclose them. Reversible hiding (RDH) a technique that embeds metadata into an image can recovered without any distortion after hidden been extracted. This work aims develop fully reversible two-bit emb...

Journal: :Journal of oral medicine, oral surgery, oral pathology and oral radiology 2023

The topographical relationships between the root tips and floor of maxillary sinus favour occurrence odontogenic pathologies. Knowledge these may help to prevent such aim this study was investigate anatomical sinuses apices roots in a Beninese population using computed tomography (CT) images maxilla. : This descriptive CT scans facial masses performed January 2020 2023 subjects aged at least 18...

Journal: :American journal of orthodontics and dentofacial orthopedics : official publication of the American Association of Orthodontists, its constituent societies, and the American Board of Orthodontics 2009
Dan Grauer Lucia S H Cevidanes William R Proffit

The increasing use of cone-beam computed tomography (CBCT) requires changes in our diagnosis and treatment planning methods as well as additional training. The standard for digital computed tomography images is called digital imaging and communications in medicine (DICOM). In this article we discuss the following concepts: visualization of CBCT images in orthodontics, measurement in CBCT images...

2015
Ai-Min Wu Zhen-Xuan Shao Jian-Shun Wang Xin-Dong Yang Wan-Qing Weng Xiang-Yang Wang Hua-Zi Xu Yong-Long Chi Zhong-Ke Lin

BACKGROUND To study the morphology of the human spine and new spinal fixation methods, scientists require cadaveric specimens, which are dependent on donation. However, in most countries, the number of people willing to donate their body is low. A 3D printed model could be an alternative method for morphology research, but the accuracy of the morphology of a 3D printed model has not been determ...

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