<?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>2306-4102</journal-id>
<journal-title><![CDATA[Acta ortopédica mexicana]]></journal-title>
<abbrev-journal-title><![CDATA[Acta ortop. mex]]></abbrev-journal-title>
<issn>2306-4102</issn>
<publisher>
<publisher-name><![CDATA[Colegio Mexicano de Ortopedia y Traumatología A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2306-41022021000500425</article-id>
<article-id pub-id-type="doi">10.35366/104569</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Reconstrucción del ligamento patelofemoral medial con autoinjerto de tendón cuadricipital]]></article-title>
<article-title xml:lang="en"><![CDATA[Reconstruction of the medial patellofemoral ligament with quadricipital tendon autograft]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Romo-Rivera]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
<xref ref-type="aff" rid="Aaf"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rangel-Pérez]]></surname>
<given-names><![CDATA[LJ]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Ángeles Lomas  ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>10</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>10</month>
<year>2021</year>
</pub-date>
<volume>35</volume>
<numero>5</numero>
<fpage>425</fpage>
<lpage>428</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2306-41022021000500425&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2306-41022021000500425&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2306-41022021000500425&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Introducción:  Las alteraciones de la articulación patelofemoral son una de las causas más comunes de dolor e inflamación así como de daño articular e inestabilidad de la rodilla. La inestabilidad patelofemoral es una entidad común multifactorial que requiere de una realineación mediante técnicas proximales, distales o una combinación de ellas. Entre los procedimientos proximales en tejidos blandos se encuentra la plastía del ligamento patelofemoral medial (LPFM), la cual tiene como objetivo realinear la patela hacia medial y restaurar la anatomía entre el tendón cuadricipital, patela y tubérculo de la tibia.  Objetivo:  Demostrar que la plastía del LPFM con autoinjerto de cuádriceps es una técnica efectiva y con bajo nivel de complicaciones.  Material y métodos:  Estudio observacional, longitudinal, retrospectivo, descriptivo, básico y clínico. Se presenta una serie de 15 pacientes operados con esta técnica entre Octubre de 2014 y Septiembre de 2019.  Resultados:  La plastía del LPFM con autoinjerto del cuadricipital es una técnica segura que no utiliza implantes, lo cual reduce el riesgo de complicaciones y restaura la anatomía del aparato extensor de la rodilla.  Conclusión:  Nuestra técnica con autoinjerto de cuádriceps es segura, con buenos resultados a mediano plazo y baja incidencia de complicaciones. Los pacientes han regresado a sus actividades deportivas previas sin episodios de reluxación.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Introduction:  Alterations of the patellofemoral joint are one of the most common causes of pain and inflammation as well as joint damage and instability of the knee. Patellofemoral instability is a common multifactorial entity, requiring realignment by proximal, distal, or a combination of techniques. Within the proximal procedures in soft tissues, is the medial patellofemoral ligament plasty (MPFL), which aims to realign the patella medially and restore the anatomy between the quadricipital tendon, patella and tubercle of the tibia.  Objective:  To demonstrate that the plasty of the LPFM with quadriceps autograft is an effective technique with a low level of complications.  Material and methods:  Observational, longitudinal, retrospective, descriptive, basic and clinical study. We present a series of 15 patients operated with this technique between October 2014 and September 2019.  Results:  LPFM plasty with autograft quadricipital is a safe technique, which does not use implants, which reduces the risk of complications and restores the anatomy of the extensor apparatus of the knee.  Conclusion:  Our technique of repair of the medial patellofemoral ligament, with quadriceps autograft is a safe, reproducible technique, with good results in the medium term, as well as a low incidence of complications. Patients have returned to their previous sports activities without episodes of re-dislocation.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Plastía]]></kwd>
<kwd lng="es"><![CDATA[ligamento patelofemoral medial]]></kwd>
<kwd lng="es"><![CDATA[autoinjerto cuádriceps]]></kwd>
<kwd lng="en"><![CDATA[Reconstruction]]></kwd>
<kwd lng="en"><![CDATA[medial patellofemoral ligament]]></kwd>
<kwd lng="en"><![CDATA[quadriceps autograft]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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