<?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>S2306-41022019000100013</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Instrumentación transpedicular dinámica con sistema S14 (B-FUS) en columna lumbar. Experiencia en 32 casos]]></article-title>
<article-title xml:lang="en"><![CDATA[Dynamic transpedicular instrumentation with S14 system (B-FUS) in lumbar spine. Experience in 32 cases]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Magdaleno-Estrella]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Granados-Agonizante]]></surname>
<given-names><![CDATA[I]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Godínez-García]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Dimas-Uribe]]></surname>
<given-names><![CDATA[YN]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto de Seguridad Social del Estado de México y Municipios Toluca  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>México</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>02</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>02</month>
<year>2019</year>
</pub-date>
<volume>33</volume>
<numero>1</numero>
<fpage>13</fpage>
<lpage>17</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2306-41022019000100013&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2306-41022019000100013&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2306-41022019000100013&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  Objetivo:  Evaluar los resultados funcionales y radiográficos en pacientes con diagnóstico de enfermedad degenerativa de la columna lumbar tratados con fijación transpedicular más aplicación de sistema S14 (B-FUS) y evaluar el desarrollo de enfermedad del disco adyacente asociada.  Material y métodos:  Estudio retrospectivo descriptivo transversal de 32 pacientes con diagnóstico de patología degenerativa de la columna lumbar operados en el período de Enero de 2015 a Diciembre de 2016. Se incluyeron 12 pacientes con discopatía degenerativa (37.50%), 11 pacientes con inestabilidad intervertebral (34.38%), siete con canal lumbar estrecho (21.88%) y dos pacientes con enfermedad de disco adyacente sobre agregada (6.25%). Los procedimientos fueron asignados y realizados aleatoriamente por dos cirujanos especialistas en columna con estandarización de técnica quirúrgica. Seguimiento clínico y radiográfico en la consulta de cirugía de columna a las cuatro semanas y posteriormente cada tres meses, presentando un rango de seguimiento entre nueve y 33 meses.  Resultados:  17 pertenecían al género masculino y 15 al género femenino; la edad media fue de 52 años con un rango de 26-80 años. A los 32 pacientes se les realizó una valoración del dolor previo a la cirugía (EVA) con promedio de 7.6 puntos y una valoración postquirúrgica de 1.2 puntos en promedio, teniendo una disminución significativa, la valoración radiográfica cualitativa por los cirujanos sin desarrollo de enfermedad de disco adyacente en ninguno de los casos, incluso en quienes fueron valorados por encima de los 20 meses del postquirúrgico. Complicaciones: una ruptura de tornillo transpedicular postraumática (3.1%), una reintervención quirúrgica por discopatía de L3-L4 (3.1%) y tres casos de infección de herida que remitió con antibioticoterapia (10%), el total de complicaciones correspondió a 15.6% y ninguna se encuentra asociada a la enfermedad del disco adyacente.  Conclusiones:  El sistema S14 (B-FUS) como tratamiento para la enfermedad degenerativa de la columna lumbar ha demostrado ser una opción terapéutica eficaz al disminuir el riesgo de desarrollar enfermedad del disco adyacente.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  Objective:  To evaluate functional and radiographic results in patients with diagnosis of degenerative disease of the lumbar column subject to treatment with transpedicular fixing plus the application of system S14 (B-FUS), and to evaluate the disease development of adjacent disk associated with the method of selected treatment.  Material and methods:  A transversal descriptive retrospective study in which a total of 32 patients with diagnosis of the degenerative pathology of the column lumbar was included, including 12 patients with lumbar degenerative discopathy (37.50%), 11 patients intervertebral lumbar instability (34.38%), seven with narrow lumbar channel (21.88%) and two patients with adjacent discreet disorder disease (6.25%). Of the sample of 32 patients, 17 belong to the male gender and 15 to the female gender; the middle age of the group was 52 years old with a range of age (26-80 years). Patients operated in the period of January 2015 to December 2016 were included. The procedures were assigned and carry out randomly by two specialist surgeons in column with standardization of surgical technique. clinical and radiographic monitoring was performed by the external consultation of column surgery in the two weeks and after a monthly period during a period of at least nine months, presenting a monitoring range between nine and 33 months, with clinical and radiographic valuation.  Results:  17 belonged to male gender and 15 to female gender; the average age was 52 years with a range of 26-80 years. To the 32 patients was performed an assessment of pain prior to surgery (eva) with an average of 7.6 Points and a post-surgical assessment of 1.2 Points on average, having a significant decrease, the qualitative radiographic evaluation by surgeons without development of adjacent disk disease in none of the cases even in those that were valued above 20 months after surgery. Complications: 1 rupture of transpedicular screw post-traumatic (3.1%), 1 Surgical reoperation by discopathy of l3-l4 (3.1%) and 3 cases of wound infection that remitted with antibiotic use (10%), the total complications corresponded to (15.6%) and none is associated with the disease of the adjacent disk.  Conclusions:  The s14 system (b-fus) in our series of cases as a treatment for degenerative lumbar spine disease has proven to be an effective therapeutic option by reducing the risk of disease development of the adjacent disk.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Instrumentación transpedicular]]></kwd>
<kwd lng="es"><![CDATA[patología lumbar]]></kwd>
<kwd lng="es"><![CDATA[síndrome de disco adyacente]]></kwd>
<kwd lng="es"><![CDATA[sistema S14]]></kwd>
<kwd lng="en"><![CDATA[Transpedicular instrumentation]]></kwd>
<kwd lng="en"><![CDATA[lumbar pathology]]></kwd>
<kwd lng="en"><![CDATA[adjavent disorder syndrome]]></kwd>
<kwd lng="en"><![CDATA[system S14]]></kwd>
</kwd-group>
</article-meta>
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