<?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>1405-9940</journal-id>
<journal-title><![CDATA[Archivos de cardiología de México]]></journal-title>
<abbrev-journal-title><![CDATA[Arch. Cardiol. Méx.]]></abbrev-journal-title>
<issn>1405-9940</issn>
<publisher>
<publisher-name><![CDATA[Instituto Nacional de Cardiología Ignacio Chávez]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1405-99402024000300356</article-id>
<article-id pub-id-type="doi">10.24875/acm.24000021</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Experiencia inicial con dispositivos de modulación de contractilidad cardiaca en Latinoamérica para el tratamiento de la insuficiencia cardiaca]]></article-title>
<article-title xml:lang="en"><![CDATA[Initial experience with cardiac contractility modulation devices in Latin America for the treatment of heart failure]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rojel-Martínez]]></surname>
<given-names><![CDATA[Ulises]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fuente-Macip]]></surname>
<given-names><![CDATA[Carlos De la]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Enríquez-Silverio]]></surname>
<given-names><![CDATA[Arturo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Bozada-Nolasco]]></surname>
<given-names><![CDATA[Karla I.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Reátiga-Vega]]></surname>
<given-names><![CDATA[Pablo A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Marquez-Maldonado]]></surname>
<given-names><![CDATA[Flor M.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Centro Médico del Sur Hospital General Dr. Eduardo Vázquez Navarro Unidad de Arritmias y Marcapasos]]></institution>
<addr-line><![CDATA[Puebla Pue]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>09</month>
<year>2024</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>09</month>
<year>2024</year>
</pub-date>
<volume>94</volume>
<numero>3</numero>
<fpage>356</fpage>
<lpage>360</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-99402024000300356&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-99402024000300356&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-99402024000300356&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Objetivo: Describir la experiencia inicial de implante de modulación de la contractilidad cardiaca (CCM) en Latinoamérica.  Método: Presentamos los dos primeros casos en Latinoamérica de pacientes con insuficiencia cardiaca y fracción de eyección del ventrículo izquierdo (FEVI) reducida no candidatos a terapia de resincronización en quienes se implantó un dispositivo de CCM.  Resultados: En ambos pacientes se observó mejoría en la prueba de caminata de 6 minutos, de la clase funcional según la NYHA y de la FEVI.  Conclusiones: La CCM actualmente es una opción de tratamiento en pacientes con insuficiencia cardiaca en clase funcional III-IV, con FEVI del 25-45% y QRS &lt; 130 ms que no son candidatos a terapia de resincronización cardiaca.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract  Objective: To describe the initial experience of cardiac contractility modulation (CCM) implantation in Latin America.  Method: We present the first two cases in Latin America of patients with heart failure with reduced left ventricular ejection fraction (LVEF) not candidates for cardiac resynchronization therapy in whom a CCM device was implanted.  Results: In both patients we described improvement of the 6-minute walk test, functional class according to the NYHA and LVEF.  Conclusions: The modulation of cardiac contractility is currently a treatment option for patients with heart failure in functional class III-IV, with LVEF 25-45%, and a QRS &lt; 130 ms who are not candidates for cardiac resynchronization therapy.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Insuficiencia cardiaca]]></kwd>
<kwd lng="es"><![CDATA[Terapia eléctrica]]></kwd>
<kwd lng="es"><![CDATA[Modulación de la contractilidad cardiaca]]></kwd>
<kwd lng="en"><![CDATA[Heart failure]]></kwd>
<kwd lng="en"><![CDATA[Electrical therapy]]></kwd>
<kwd lng="en"><![CDATA[Modulation of cardiac contractility]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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