<?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>0864-215X</journal-id>
<journal-title><![CDATA[Revista Cubana de Ortopedia y Traumatología]]></journal-title>
<abbrev-journal-title><![CDATA[Rev Cubana Ortop Traumatol]]></abbrev-journal-title>
<issn>0864-215X</issn>
<publisher>
<publisher-name><![CDATA[Editorial Ciencias Médicas]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0864-215X2022000200001</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Sistemas de instrumentación espinal en la corrección de la cifosis toracolumbar por espondilitisanquilopoyética]]></article-title>
<article-title xml:lang="en"><![CDATA[Spinal Instrumentation Systems in The Correction of Thoracolumbar Kyphosis Due to AnkylosingSpondylitis]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rajadel Alzuri]]></surname>
<given-names><![CDATA[Rodrigo de Jesús]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sosa Carrasco]]></surname>
<given-names><![CDATA[Madelín]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Louit Hechavarría]]></surname>
<given-names><![CDATA[Alexis]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Valdés Paredes]]></surname>
<given-names><![CDATA[Osvaldo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López Díaz]]></surname>
<given-names><![CDATA[Karina]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Hospital Clínico Quirúrgico &#8220;Hermanos Ameijeiras&#8221; Servicio de Ortopedia ]]></institution>
<addr-line><![CDATA[ La Habana]]></addr-line>
<country>Cuba</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2022</year>
</pub-date>
<volume>36</volume>
<numero>2</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_arttext&amp;pid=S0864-215X2022000200001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_abstract&amp;pid=S0864-215X2022000200001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://scielo.sld.cu/scielo.php?script=sci_pdf&amp;pid=S0864-215X2022000200001&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[RESUMEN  Introducción: En pocas áreas de la cirugía ortopédica se han producido cambios técnicos tan importantes en las últimas décadas como en la cirugía correctora espinal. Los cambios fundamentales han sobrevenido con los nuevos sistemas de instrumentación espinal, que se han modificado y mejorado sustancialmente para facilitar la corrección tridimensional de la deformidad y aportar fijación segura de la columna, corrección y estabilidad.  Objetivo: Evaluar los resultados alcanzados con los sistemas de instrumentación espinal utilizados en la corrección de la cifosis toracolumbar por espondilitis anquilopoyética.  Método: Se realizó un estudio tipo descriptivo, retrospectivo y longitudinal a 16 pacientes con cifosis toracolumbar por espondilitis anquilopoyética intervenidos con la técnica de osteotomía de sustracción pedicular e instrumentados con sistemas pediculares y sublaminar tipo Luque, en el servicio de Ortopedia del Hospital Clínico Quirúrgico &#8220;Hermanos Ameijeiras&#8221;, durante el período comprendido entre marzo de 2001 y marzo de 2021.  Resultados: La totalidad de los pacientes correspondieron al sexo masculino, color de la piel blanca y edad promedio de 39 años. Se logró más del 80 % de corrección en el perfil sagital y un promedio de 34,3° por osteotomía, sin complicaciones neurológicas mayores. Se obtuvo un buen resultado funcional, con un alto grado de satisfacción de los pacientes y mejora de su calidad de vida.  Conclusiones: La utilización de ambos sistemas instrumentación espinal es eficaz para mantener la corrección de la cifosis toracolumbar por espondilitis anquilopoyética.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[ABSTRACT  Introduction:  Few areas of orthopedic surgery have had such important technical changes in recent decades as in corrective spinal surgery. Fundamental changes have come with the new spinal instrumentation systems, which have been substantially modified and improved to facilitate three-dimensional correction of the deformity and provide secure spinal fixation, correction and stability.  Objective:  To evaluate the results achieved with the spinal instrumentation systems used in the correction of thoracolumbar kyphosis due to ankylosing spondylitis.  Methods:  A descriptive, retrospective and longitudinal study was carried out on 16 patients with thoracolumbar kyphosis due to ankylosing spondylitis operated on with the pedicle subtraction osteotomy technique and instrumented with Luque-type pedicle and sublaminar systems, in the Orthopedics service at Hermanos Ameijeiras Surgical Clinical Hospital, from March 2001 to March 2021.  Results:  All the patients were male, white skin color and average age of 39 years. More than 80% correction was achieved in the sagittal profile and an average of 34.3° per osteotomy, without major neurological complications. Good functional results were obtained, with high degree of patient satisfaction and improvement in their quality of life.  Conclusions:  The use of both spinal instrumentation systems is effective in maintaining the correction of thoracolumbar kyphosis due to ankylosing spondylitis.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[instrumentación espinal]]></kwd>
<kwd lng="es"><![CDATA[osteotomía de sustracción pedicular]]></kwd>
<kwd lng="es"><![CDATA[cifosis toracolumbar]]></kwd>
<kwd lng="es"><![CDATA[espondilitis anquilopoyética]]></kwd>
<kwd lng="en"><![CDATA[spinal instrumentation]]></kwd>
<kwd lng="en"><![CDATA[pedicle subtraction osteotomy]]></kwd>
<kwd lng="en"><![CDATA[thoracolumbar kyphosis]]></kwd>
<kwd lng="en"><![CDATA[ankylosing spondylitis]]></kwd>
</kwd-group>
</article-meta>
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