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Recent Advances in Magnetic Resonance Simulation and Its Applications in Research and Education

A special issue of Sensors (ISSN 1424-8220). This special issue belongs to the section "Biomedical Sensors".

Deadline for manuscript submissions: closed (21 October 2021) | Viewed by 3273

Special Issue Editors


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Guest Editor
Laboratorio de Procesado de Imagen, Universidad de Valladolid, 47011 Valladolid, Spain
Interests: magnetic resonance acquisition; reconstruction; processing and simulation

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Guest Editor
Pontificia Universidad Católica de Chile, Santiago 8970117, Chile
Interests: MRI reconstruction; undersampled acquisition and reconstruction; simulation

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Guest Editor
Grupo de Sistemas Inteligentes y Cooperativos, Universidad de Valladolid, 47011 Valladolid, Spain
Interests: technology enhanced learning; learning analytics; simulation-based learning; distributed systems; computer networks

Special Issue Information

Dear Colleagues,

Magnetic resonance (MR) imaging (MRI) is one of the most powerful medical imaging modalities available today; its rich contrast in soft tissue and its high versatility make it the preferred technique in many clinical situations. From an educational perspective, operating an MRI scanner is not an easy task since MRI acquisitions heavily depend on many parameters, which should be fine-tuned for optimal quality and, specifically, to avoid the onset of artifacts. Furthermore, clinical demands and high costs imply extensive scanner use, so hands-on sessions can hardly be afforded. Hence, the development of computerized simulators for training in MRI seems a solid educational alternative, which provides additional benefits such as avoiding patient risks during the educational process, avoiding stressful situations in students since pressure from the clinical environment is avoided, and infrequent cases can also be studied. Regardless, its overall impact in the educational process should be rigorously evaluated. From a research perspective, the versatility we have just mentioned is continuously improved by conceiving, implementing, and testing new sequences. This requires a trial-and-error experimentation that is rather impractical to implement directly on an actual scanner, especially in environments where research and clinical practice share the same equipment. Hence, MRI simulation in the field of research is of great utility.

Since the “early days”, simulators have evolved from simple models to physical simulators that make use of current high computing capacity. More recently, efforts in parallelization have given rise to faster implementations so that other phenomena can be incorporated in the simulations for higher realism.

In this Special Issue we are interested in MRI simulation (modeling and implementation), compelling evidence of its impact in both research and education, and how this technology carries over to the clinical equipment, so we expect contributions that address any of these topics. These ideas fit the scope of Sensors through human–computer Interaction, sensing and imaging, and signal processing in data fusion in sensor systems.

Prof. Carlos Alberola-López
Prof. Pablo Irarrázaval
Dr. Miguel L. Bote-Lorenzo
Guest Editors

Manuscript Submission Information

Manuscripts should be submitted online at www.mdpi.com by registering and logging in to this website. Once you are registered, click here to go to the submission form. Manuscripts can be submitted until the deadline. All submissions that pass pre-check are peer-reviewed. Accepted papers will be published continuously in the journal (as soon as accepted) and will be listed together on the special issue website. Research articles, review articles as well as short communications are invited. For planned papers, a title and short abstract (about 100 words) can be sent to the Editorial Office for announcement on this website.

Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-blind peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Sensors is an international peer-reviewed open access semimonthly journal published by MDPI.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2600 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • magnetic resonance
  • imaging
  • simulation
  • interfaces
  • education
  • parallelization
  • GPU
  • image reconstruction
  • image artifacts

Published Papers (1 paper)

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Research

19 pages, 1828 KiB  
Article
Magnetic Resonance Simulation in Education: Quantitative Evaluation of an Actual Classroom Experience
by Daniel Treceño-Fernández, Juan Calabia-del-Campo, Fátima Matute-Teresa, Miguel L. Bote-Lorenzo, Eduardo Gómez-Sánchez, Rodrigo de Luis-García and Carlos Alberola-López
Sensors 2021, 21(18), 6011; https://doi.org/10.3390/s21186011 - 8 Sep 2021
Cited by 1 | Viewed by 2847
Abstract
Magnetic resonance is an imaging modality that implies a high complexity for radiographers. Despite some simulators having been developed for training purposes, we are not aware of any attempt to quantitatively measure their educational performance. The present study gives an answer to the [...] Read more.
Magnetic resonance is an imaging modality that implies a high complexity for radiographers. Despite some simulators having been developed for training purposes, we are not aware of any attempt to quantitatively measure their educational performance. The present study gives an answer to the question: Does an MRI simulator built on specific functional and non-functional requirements help radiographers learn MRI theoretical and practical concepts better than traditional educational method based on lectures? Our study was carried out in a single day by a total of 60 students of a main hospital in Madrid, Spain. The experiment followed a randomized pre-test post-test design with a control group that used a traditional educational method, and an experimental group that used our simulator. Knowledge level was assessed by means of an instrument with evidence of validity in its format and content, while its reliability was analyzed after the experiment. Statistical differences between both groups were measured. Significant statistical differences were found in favor of the participants who used the simulator for both the post-test score and the gain (difference between post-test and pre-test scores). The effect size turned out to be significant as well. In this work we evaluated a magnetic resonance simulation paradigm as a tool to help in the training of radiographers. The study shows that a simulator built on specific design requirements is a valuable complement to traditional education procedures, backed up with significant quantitative results. Full article
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