<?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>0138-6557</journal-id>
<journal-title><![CDATA[Revista Cubana de Medicina Militar]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cub Med Mil]]></abbrev-journal-title>
<issn>0138-6557</issn>
<publisher>
<publisher-name><![CDATA[Centro Nacional de Información de Ciencias MédicasEditorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0138-65572021000400028</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Cention-N: una opción restaurativa directa e innovadora para el sector posterior]]></article-title>
<article-title xml:lang="en"><![CDATA[Cention-N: a direct and innovative restorative option for the posterior sector]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Castillo Pedraza]]></surname>
<given-names><![CDATA[Midian Clara]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Becerra López]]></surname>
<given-names><![CDATA[Hans Kepler]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Wilches Visbal]]></surname>
<given-names><![CDATA[Jorge Homero]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad del Magdalena Facultad de Ciencias de la Salud ]]></institution>
<addr-line><![CDATA[ Santa Marta]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2021</year>
</pub-date>
<volume>50</volume>
<numero>4</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0138-65572021000400028&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0138-65572021000400028&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0138-65572021000400028&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción:  La industria odontológica está en constante evolución respecto a la concreción de materiales dentales que mejoren la calidad de vida. Sin embargo, debido al gran número de estos, es imprescindible realizar comparaciones de propiedades biomecánicas que definan los de mejor rendimiento.  Objetivo:  Identificar las ventajas y desventajas del material de restauración Cention-N, con respecto a la resina compuesta, el ionómero de vidrio y la amalgama.  Métodos:  Se hizo una investigación bibliográfica en las bases PubMed, Scielo, Semantic Scholar, ScienceDirect, Medigraphyc y Redalyc. Se usaron como palabras clave: Cention-N, material restaurativo, amalgama, resina compuesta, el ionómero de vidrio; combinadas con operadores booleanos AND y OR. Se seleccionaron artículos originales y de revisión, entre otros documentos, para examinar 4 características: microfiltración, dureza, rugosidad superficial y resistencia al cizallamiento. El 50 % de los artículos escogidos se publicaron en los últimos 5 años.  Resultados:  Se seleccionaron un total de 13 artículos, 1 página web y 1 libro, acorde con los filtros de selección y objetivo de investigación. El Cention-N, con respecto a los demás materiales considerados, presentó menor puntuación de microfiltración (0,28 ± 0,18), mayor dureza (77 N/mm2), menor rugosidad (442,98 ± 62,45 nm) y mayor resistencia al cizallamiento (14,38 ± 3,88 MPa). Resta evaluar sus propiedades mecánicas ante procedimientos abrasivos como el blanqueamiento dental y a cargas altas como en el bruxismo.  Conclusión:  Cention-N es una opción prometedora como material restaurador del sector posterior al evidenciar una menor microfiltración y rugosidad; así como mayor resistencia al cizallamiento y dureza, en comparación con otros materiales restaurativos estudiados.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction: Dental industry is constantly evolving regarding the realization of dental materials that improve the quality of life. However, due to the large number of these, it is essential to perform intercomparisons of biomechanical properties that define those with the best performance.  Objective: To identify the advantages and disadvantages of Cention-N restorative material with respect to composite resin, glass ionomer and amalgam.  Methods: A bibliographic search was made in the PubMed, Scielo, Semantic Scholar, ScienceDirect, Medigraphyc and Redalyc databases. The following keywords were used: Cention-N, restorative material, amalgam, composite resin, the glass ionomer; combined with Boolean AND and OR operators. Original and review articles, among other documents, were chosen to examine 4 characteristics: microfiltration, hardness, surface roughness and shear resistance. 50% of the articles are from the last 5 years.  Results: A total of 13 articles, 1 webpage and 1 book, were found according to the selection filters and research objective. The Cention-N, with respect to the other materials considered, presented a lower microfiltration score (0,28 ± 0,18); higher hardness (77 N/mm2); lower roughness (442,98 ± 62,45 nm) and higher shear strength (14,38 ± 3,88 MPa). However, it remains to evaluate its mechanical properties before abrasive procedures such as teeth whitening and at high loads such as bruxism.  Conclusion: Cention-N is a promising option as a posterior sector restorative material as it shows less microfiltration and roughness; as well as greater resistance to shear and hardness, compared to other restorative materials studied.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Cention-N]]></kwd>
<kwd lng="es"><![CDATA[materiales restaurativos]]></kwd>
<kwd lng="es"><![CDATA[sector posterior]]></kwd>
<kwd lng="es"><![CDATA[propiedades biomecánicas]]></kwd>
<kwd lng="en"><![CDATA[Cention-N, restaurative materials]]></kwd>
<kwd lng="en"><![CDATA[biomechanics properties]]></kwd>
<kwd lng="en"><![CDATA[posterior sector]]></kwd>
</kwd-group>
</article-meta>
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