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Published in 2022 at "Medical physics"
DOI: 10.1002/mp.15941
Abstract: PURPOSE Surface-based image-to-patient registration in current surgical navigation is mainly achieved by a 3D scanner, which has several limitations in clinical practice such as uncontrollable scanning range, complicated operation, and even high failure rate. An…
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Keywords:
clinical trials;
registration method;
registration;
phantom study ... See more keywords
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1
Published in 2022 at "European journal of radiology"
DOI: 10.1016/j.ejrad.2022.110280
Abstract: PURPOSE This clinical and phantom study aimed to evaluate the impact of deep learning-based reconstruction (DLR) on image quality and its radiation dose optimization capability for multiphase hepatic CT relative to hybrid iterative reconstruction (HIR).…
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Keywords:
multiphase hepatic;
dlr;
image;
phantom study ... See more keywords
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1
Published in 2021 at "Radiation protection dosimetry"
DOI: 10.1093/rpd/ncab052
Abstract: The aim of this phantom study is to examine radiation doses of dual- and single-energy computed tomography (DECT and SECT) in the chest and upper abdomen for three different multi-slice CT scanners. A total of…
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Keywords:
examination;
energy;
doses dual;
phantom study ... See more keywords
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Published in 2020 at "Radiation protection dosimetry"
DOI: 10.1093/rpd/ncz305
Abstract: This study aimed to investigate the dose to the breasts during head computed tomography (CT) if lead shielding is used. The study was performed in two major hospitals using helical and axial protocols on an…
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Keywords:
head;
phantom;
lead shielding;
study ... See more keywords
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Published in 2022 at "Journal of biomechanical engineering"
DOI: 10.1115/1.4053997
Abstract: Transluminal attenuation gradient (TAG)-defined as the gradient of the contrast agent attenuation drop along the vessel-is an imaging biomarker that indicates stenosis in the coronary arteries. Coupling TAG (or contrast dispersion along the vessel) with…
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Keywords:
contrast dispersion;
computed tomography;
phantom study;
tomography angiography ... See more keywords
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2
Published in 2023 at "PLOS ONE"
DOI: 10.1371/journal.pone.0279907
Abstract: Objectives Paranasal sinus imaging due to chronic inflammatory disease is one of the most common examinations in head and neck radiology with CT imaging considered the current gold standard. In this phantom study we analyzed…
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Keywords:
low protocols;
phantom study;
spectral shaping;
tin filter ... See more keywords
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Published in 2022 at "Diagnostics"
DOI: 10.3390/diagnostics12092196
Abstract: The objectives of our study were to (a) evaluate the feasibility of using 3D printed phantoms in magnetic resonance imaging (MR) in assessing the robustness and repeatability of radiomic parameters and (b) to compare the…
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Keywords:
biological phantoms;
robustness radiomics;
phantom study;
repeatability ... See more keywords