<?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>2448-8771</journal-id>
<journal-title><![CDATA[Anestesia en México]]></journal-title>
<abbrev-journal-title><![CDATA[Anest. Méx.]]></abbrev-journal-title>
<issn>2448-8771</issn>
<publisher>
<publisher-name><![CDATA[Federación Mexicana de Colegios de Anestesiología A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2448-87712016000100011</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Técnica de Nesi para identificación del espacio epidural vs Técnica de Pitkin en cirugía Obstétrica]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Espinoza-Hernández]]></surname>
<given-names><![CDATA[Cinthia Yadira]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Estrada-Utrera]]></surname>
<given-names><![CDATA[María Sandra]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Islas-Ruiz]]></surname>
<given-names><![CDATA[Felix Gilberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Perez-Diaz]]></surname>
<given-names><![CDATA[Roberto]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Centro Médico Nacional Adolfo Ruíz Cortines Hospital de Especialidades no. 14 ]]></institution>
<addr-line><![CDATA[Veracruz ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,HGP N0 71 "BCL"  ]]></institution>
<addr-line><![CDATA[Veracruz ]]></addr-line>
<country>México</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,IMSS  ]]></institution>
<addr-line><![CDATA[Veracruz ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,IMSS  ]]></institution>
<addr-line><![CDATA[Veracruz ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2016</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2016</year>
</pub-date>
<volume>28</volume>
<numero>1</numero>
<fpage>11</fpage>
<lpage>18</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2448-87712016000100011&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2448-87712016000100011&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2448-87712016000100011&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen  Objetivo: Determinar la eficacia de la técnica de Nesi para bloqueo epidural en comparación con técnica de Pitkin en cirugía obstétrica.  Material y métodos: Se diseñó un estudio observacional retrospectivo. Se analizaron dos técnicas de bloqueo epidural, para la cirugía cesárea de tipo electiva o urgencia relativa, Estado físico ASA II o III. Se formaron dos grupos en forma aleatoria, el primero denominado grupo &#8220;A&#8221;, recibió anestesia regional para la búsqueda del espacio epidural con 110 pacientes a quienes se les aplicó la técnica de Nesi. El grupo &#8220;B&#8221; recibió la técnica de Pitkin con 110 pacientes. Ambos grupos recibieron lidocaína 2% 200 mg más lidocaína-epinefrina 160 mg. Se midió el tiempo de instalación y extensión del bloqueo sensitivo y motor. Se cuantificaron las complicaciones. Se midió la calidad de la analgesia posterior a la administración de anestésico local a los 5, 10, 15 minutos.  Resultados. La difusión alcanzada con el anestésico local con la técnica Nesi tuvo una difusión hasta la metamera T4 en 83 pacientes (75%), mientras que con la técnica de Pitkin fue de 31 pacientes (28%) (p&lt;0.052). En la medición de Bromage a los 15 minutos, se observó escala 2 en 73 de los pacientes (66%) con técnica de Nesi y con la técnica de Pitkin 28 (25%) (p&lt;0.052). El mayor número de complicaciones ocurrieron con la técnica de Pitkin. El EVA se halló 99% (109) sin dolor con la técnica de Nesi y de 65% (73) en la de Pitkin con (p&lt;0.000). Conclusiones. Las complicaciones más frecuentes para la identificación del espacio epidural se observaron con la técnica de Pitkin, estas podrían disminuir utilizando solución salina para este mismo propósito.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstarct  Objective: To determine the effectiveness of the technique of Nesi to epidural blockage in comparison to the technique of Pitkin in obstetric surgery. Material and methods: a retrospective observational study was designed. Two techniques of epidural blockeage were analyzed for elective type or relative emergency section surgery, ASA II or III been physical. Two groups were formed at random, the first group 'A', received regional anesthesia for the pursuit of the epidural space with 110 patients who were applied the technique of Nesi. The group "B" received Pitkin technique with 110 patients. Both groups received lidocaine 2% 200 mg 160 mg lidocaine-epinephrine. They measured the time of installation and extension of the sensory and motor blockage. The complications were quantified. The quality of the analgesia after the administration of local anaesthetic was measured at 5, 10, 15 minutes. Results. Dissemination achieved with local anesthetic technique Nesi had a broadcasting until the metamera T4 in 83 patients (75%), while Pitkin technique was of 31 patients (28%). (p &lt; 0.052). Bromage measurement after 15 minutes, was observed in level 2 in 73 patients (66%) with Nesi technique and the technique of Pitkin 28 (25%) (p &lt; 0.052). The largest number of complications occurred with the technique of Pitkin. The EVA was 99% (109) painless with the technique of Nesi and 65% (73) in the Pitkin (p &lt; 0.000). Conclusions. The most common complications for the identification of the epidural space were observed with the technique of Pitkin, these may decrease using saline solution for this same purpose.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Bloqueo epidural]]></kwd>
<kwd lng="es"><![CDATA[técnica de Nesi]]></kwd>
<kwd lng="es"><![CDATA[técnica de Pitkin]]></kwd>
<kwd lng="en"><![CDATA[block epidural]]></kwd>
<kwd lng="en"><![CDATA[Nesi technique]]></kwd>
<kwd lng="en"><![CDATA[technique of Pitkin]]></kwd>
</kwd-group>
</article-meta>
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