<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>2007-5057</journal-id>
<journal-title><![CDATA[Investigación en educación médica]]></journal-title>
<abbrev-journal-title><![CDATA[Investigación educ. médica]]></abbrev-journal-title>
<issn>2007-5057</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Facultad de Medicina]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-50572019000400100</article-id>
<article-id pub-id-type="doi">10.22201/facmed.20075057e.2019.32.18157</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Fotogrametría: cómo crear modelos tridimensionales de bajo costo, con características realistas y fácil manipulación, para su uso en la enseñanza y el diagnóstico médico]]></article-title>
<article-title xml:lang="en"><![CDATA[Photogrammetry: how to create threedimensional models of low-cost, with realistic characteristics and easy handling, for use in teaching and medical diagnosis]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Jesús-Luis]]></surname>
<given-names><![CDATA[Alonso Saharahui de]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ordóñez-Velázquez]]></surname>
<given-names><![CDATA[Sergio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Pineda-Martínez]]></surname>
<given-names><![CDATA[Diego]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Brenes-Solano]]></surname>
<given-names><![CDATA[Brian]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González-Fernández]]></surname>
<given-names><![CDATA[Jessica]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,UNAM Facultad de Medicina ]]></institution>
<addr-line><![CDATA[Cd. Mx ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad de Costa Rica  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Costa Rica</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2019</year>
</pub-date>
<volume>8</volume>
<numero>32</numero>
<fpage>100</fpage>
<lpage>111</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-50572019000400100&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-50572019000400100&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-50572019000400100&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Introducción: La fotogrametría en el campo de la ciencia y la tecnología se encarga de la adquisición, acumulación y transformación de la información acerca de la forma, movimiento y deformación de un objeto por medio de un haz de luz. Actualmente es adoptada por médicos para la reproducción de estructuras anatómicas, así como para planeación de procedimientos quirúrgicos y como herramienta diagnóstica.  Objetivo: Ofrecer un método sencillo y de bajo costo, que permita crear modelos tridimensionales de características realistas sin la necesidad de condiciones específicas para su uso y reproducción. Asimismo, lograr su incorporación como una herramienta de aprendizaje y diagnóstica.  Método: Para la creación del modelo tridimensional fue necesario someterlo a un proceso de renderización con el software Photo Scan, Regard 3D y 3DF Zephyr. Este procedimiento tomó las fotografías de un modelo real y las convirtió en puntos de información que se compiló hasta crear un modelo tridimensional de gran calidad; dado que estos programas fueron creados para la realización y levantamiento de mapas geográficos nos permitió conservar la textura y los relieves de cada estructura, con características realistas en cada modelo.  Resultados: El resultado final fue un modelo tridimensional manipulable en 360°, que debido a su plasticidad permitió su edición en cualquier programa de edición.  Conclusión: La fotogrametría es un método sencillo y de bajo costo, que permite crear modelos tridimensionales de características realistas, que no requieren grandes especificaciones para su reproducción, por lo que tiene gran plasticidad en su uso y manipulación.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Introduction: Photogrammetry in the field of science and technology is responsible for the acquisition, accumulation and transformation of information about the shape, movement and deformation of an object by means of a beam of light. It is currently adopted by doctors for the reproduction of anatomical structures, as well as planning of surgical procedures and as a diagnostic tool.  Objective: offer a simple and low-cost method that allows to create three-dimensional models of realistic characteristics without the need of specific conditions for their use and reproduction. Also, to achieve their incorporation as a learning and diagnostic tool.  Method: For the creation of the three-dimensional model it was necessary to submit it to a rendering process with the software Photo Scan, Regard 3D and 3DF Zaphyr. This procedure took photographs of a real model and converted them into information points that were compiled to create a high-quality three-dimensional model; since these programs were created for the realization and survey of geographic maps, it allowed us to preserve the texture and reliefs of each structure, with realistic characteristics in each model.  Results: The final result was a three-dimensional model manipulated in 360°, which due to its plasticity allowed its edition in any editing program.  Conclusion: Photogrammetry is a simple and low-cost method, which allows to create three-dimensional models of realistic characteristics, which do not require large specifications for their reproduction, so it has great plasticity in its use and handling.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Fotogrametría]]></kwd>
<kwd lng="es"><![CDATA[modelos 3D]]></kwd>
<kwd lng="es"><![CDATA[material biológico]]></kwd>
<kwd lng="es"><![CDATA[piezas anatómicas]]></kwd>
<kwd lng="es"><![CDATA[educación médica]]></kwd>
<kwd lng="en"><![CDATA[Photogrammetry]]></kwd>
<kwd lng="en"><![CDATA[3D models]]></kwd>
<kwd lng="en"><![CDATA[biologic material]]></kwd>
<kwd lng="en"><![CDATA[anatomic pieces]]></kwd>
<kwd lng="en"><![CDATA[medical education]]></kwd>
</kwd-group>
</article-meta>
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