<?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>0001-6002</journal-id>
<journal-title><![CDATA[Acta Médica Costarricense]]></journal-title>
<abbrev-journal-title><![CDATA[Acta méd. costarric]]></abbrev-journal-title>
<issn>0001-6002</issn>
<publisher>
<publisher-name><![CDATA[Colegio de Médicos y Cirujanos de Costa Rica]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0001-60022011000400008</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Evaluación de la infiltración local de bupivacaina en el manejo del dolor post salpingectomía parcial bilateral]]></article-title>
<article-title xml:lang="en"><![CDATA[Evaluation of the Local Infiltration with Bupivacaine in the Management of Pain Post Partial Bilateral Salpingectomy]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Fajardo-Arcia]]></surname>
<given-names><![CDATA[Mariella]]></given-names>
</name>
<xref ref-type="aff" rid="A01"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Orozco-Saborío]]></surname>
<given-names><![CDATA[Leonardo]]></given-names>
</name>
<xref ref-type="aff" rid="A02"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Montiel-Larios]]></surname>
<given-names><![CDATA[Gerardo]]></given-names>
</name>
<xref ref-type="aff" rid="A03"/>
</contrib>
</contrib-group>
<aff id="A01">
<institution><![CDATA[,Hospital de las Mujeres Dr. Adolfo Carit Eva ginecología y obstetricia ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="A02">
<institution><![CDATA[,Hospital de las Mujeres Dr. Adolfo Carit Eva Ginecología ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<aff id="A03">
<institution><![CDATA[,Hospital de las Mujeres Dr. Adolfo Carit Eva Servicio Ginecología Unidad de Investigación Clínica]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2011</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2011</year>
</pub-date>
<volume>53</volume>
<numero>4</numero>
<fpage>199</fpage>
<lpage>204</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S0001-60022011000400008&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S0001-60022011000400008&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S0001-60022011000400008&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Objetivo: Se valoró la eficacia de la infiltración local de bupivacaína en la disminución del dolor postoperatorio en las pacientes sometidas a salpingectomía parcial bilateral por mini laparotomía. Métodos: Un total de 100 participantes programadas para esterilización quirúrgica fueron aleatorizadas a un grupo intervención donde se aplicó 2.5mg de bupivacaína en el mesosalpinx y 2.5mg en el muñón de cada trompa de Falopio y a un grupo control sin intervención alguna. El dolor postoperatorio fue medido después de una y cuatro horas usando la escala visual análoga (EVA, 0-10 cm),y se determinó la necesidad y cantidad de analgesia postoperatoria. Para la comparación de medias se utilizó la prueba t-Student, y todos los análisis fueron realizados por medio del software estadístico Stata 10.0 definiendo como estadísticamente significativo un punto crítico de 0.05 (p&#8804;0.05). Resultados: La puntuación en la escala visual análoga (EVA), en el grupo de bupivacaína fue 4.7 y 2.6 comparado con 5.3 y 2.6 en el grupo control, a la hora y a las cuatro horas respectivamente (todas las p> 0.05).La aplicación de bupivacaína redujo la solicitud por parte de la participante de una segunda dosis de analgesia después de la primera hora de la cirugía de forma significativa (p<0.03).En el grupo control se evidenció un mayor uso de opiodes (n=8) en comparación con el grupo en el que se aplicó bupivacaína (n=1). La aplicación de bupivacaína en los muñones de las trompas uterinas y en el mesosalpinx al realizar la esterilización quirúrgica por mini laparotomía, no produjo diferencias en la medición del dolor post operatorio en la escala visual análoga a la hora y a las cuatro horas. Conclusión: La aplicación de bupivacaína es efectiva en la reducción de la necesidad de analgesia después de una hora de la cirugía y en la reducción de la aplicación de fármacos opiodes.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Aim: To evaluate the efficacy of locally applied bupivacaine in decreasing postoperative pain in patients undergoing minilaparotomybilateral partial salpingectomy. Methods: A total of 100 women scheduled for surgical sterilization were randomized to either an intervention group that received 2.5mg of bupivacaine in the mesosalpinx and 2.5 mg in the stump of each fallopian tube or a control group that received no intervention. Postoperative pain was measured at one and four hours using the visual analogue scale (VAS, 0-10 cm). In addition, these scores determined the necessity and quantity of postoperative analgesia.To compare means we used Student t-test and all tests were performed using Stata Statistical Software 10.0.A critical point of 0.05 (p&#8804; 0.05) was defined as statistically significant. Results: Scores on the visual analogue scale (VAS cm) were 4.7 at one hour and 2.6 at four hours in the intervention group, compared to 5.3 at one hour and 2.6 at four hours in the control group (p>0.05). The application of bupivacaine significantly reduced requests by participants for a second dose of analgesics after the first hour of surgery (p<0.03). The control group showed an increased use of opiates (n=8) in comparison to the bupivacaine intervention group (n=1).The application of bupivacaine to the fallopian tube stumps and mesosalpinx at the time of minilaparotomy surgical sterilization does not produce differences in the postoperative pain management as measured by the visual analogue scale at one and four hours post-surgery. Conclusion: The application of bupivacaine is effective in reducing the need for analgesics one hour post-surgery and reduces the use of opioids.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[bupivacaína]]></kwd>
<kwd lng="es"><![CDATA[esterilización quirúrgica]]></kwd>
<kwd lng="es"><![CDATA[dolor postoperatorio]]></kwd>
<kwd lng="en"><![CDATA[Bupivacaine]]></kwd>
<kwd lng="en"><![CDATA[surgical sterilization]]></kwd>
<kwd lng="en"><![CDATA[post operative pain]]></kwd>
</kwd-group>
</article-meta>
</front><body><![CDATA[ <div class="Section1">     <p style="text-align: right;" align="right"><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Original </span></b></p>     <div>     <p style="text-align: center;" align="center"><b><span  style="font-size: 14pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Evaluaci&oacute;n de la infiltraci&oacute;n local de bupivacaina en el manejo del dolor </span></b><b><span  style="font-size: 14pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">post salpingectom&iacute;a parcial bilateral     <br> </span></b></p>     <p style="text-align: center;" align="center"><small><b><span  style="font-size: 12pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">(Evaluation of Local Infiltration with Bupivacaine for Pain Management after Partial Bilateral Salpingectomy)</span></b></small>    <br> </p>     <div>     <p><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Mariella Fajardo-Arcia<a name="1a"></a><a href="#1_"><sup>1</sup></a>, Leonardo Orozco-Sabor&iacute;o<a name="2a"></a><a href="#2_"><sup>2</sup></a>, Gerardo Montiel-Larios<sup><a name="3a"></a><a href="#3_">3</a>    <br> </sup></span></b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">    ]]></body>
<body><![CDATA[<br> <a name="correspondencia"></a>*<a href="#correspondencia_a">Correspondencia</a></span>    <br> </p>     <div>     <div> <h3><span style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"></span></h3> <hr size="2" width="100%"></div>     <p style="text-align: justify;"><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Resumen    <br> </span></b></p>     <p style="text-align: justify;"><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Objetivo: </span></b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Se valor&oacute; la eficacia de la infiltraci&oacute;n local de bupivaca&iacute;na en la disminuci&oacute;n del dolor postoperatorio en las pacientes sometidas a salpingectom&iacute;a parcial bilateral por mini laparotom&iacute;a. </span></p>     <p style="text-align: justify;"><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">M&eacute;todos: </span></b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Un total de 100 participantes programadas para esterilizaci&oacute;n quir&uacute;rgica fueron aleatorizadas a un grupo intervenci&oacute;n donde se aplic&oacute; 2.5mg de bupivaca&iacute;na en el mesosalpinx y 2.5mg en el mu&ntilde;&oacute;n de cada trompa de Falopio y a un grupo control sin intervenci&oacute;n alguna. El dolor postoperatorio fue medido despu&eacute;s de una y cuatro horas usando la escala visual an&aacute;loga (EVA, 0-10 cm),y se determin&oacute; la necesidad y cantidad de analgesia postoperatoria. Para la comparaci&oacute;n de medias se utiliz&oacute; la prueba t-Student, y todos los an&aacute;lisis fueron realizados por medio del software estad&iacute;stico Stata 10.0 definiendo como estad&iacute;sticamente significativo un punto cr&iacute;tico de 0.05 (p&#8804;0.05). </span></p>     <p style="text-align: justify;"><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Resultados: </span></b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">La puntuaci&oacute;n en la escala visual an&aacute;loga (EVA), en el grupo de bupivaca&iacute;na fue 4.7 y 2.6 comparado con 5.3 y 2.6 en el grupo control, a la hora y a las cuatro horas respectivamente (todas las p&gt; 0.05).La aplicaci&oacute;n de bupivaca&iacute;na redujo la solicitud por parte de la participante de una segunda dosis de analgesia despu&eacute;s de la primera hora de la cirug&iacute;a de forma significativa (p&lt;0.03).En el grupo control se evidenci&oacute; un mayor uso de opiodes (n=8) en comparaci&oacute;n con el grupo en el que se aplic&oacute; bupivaca&iacute;na (n=1). La aplicaci&oacute;n de bupivaca&iacute;na en los mu&ntilde;ones de las trompas uterinas y en el mesosalpinx al realizar la esterilizaci&oacute;n quir&uacute;rgica por mini laparotom&iacute;a, no produjo diferencias en la medici&oacute;n del dolor post operatorio en la escala visual an&aacute;loga a la hora y a las cuatro horas. </span></p>     <p style="text-align: justify;"><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Conclusi&oacute;n: </span></b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">La aplicaci&oacute;n de bupivaca&iacute;na es efectiva en la reducci&oacute;n de la necesidad de analgesia despu&eacute;s de una hora de la cirug&iacute;a y en la reducci&oacute;n de la aplicaci&oacute;n de f&aacute;rmacos opiodes. </span></p>     ]]></body>
<body><![CDATA[<p style="text-align: justify;"><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Descriptores: </span></b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">bupivaca&iacute;na, esterilizaci&oacute;n quir&uacute;rgica, dolor postoperatorio.</span></p> <hr size="2" width="100%">     <p><span style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"></span></p> </div>     <div>     <p style="text-align: justify;"><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US">Abstract    <br> </span></b></p>     <p style="text-align: justify;"><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US">Aim: </span></b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US">To evaluate the efficacy of locally applied bupivacaine in decreasing postoperative pain in patients undergoing minilaparotomybilateral partial salpingectomy. </span></p>     <p style="text-align: justify;"><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US">Methods: </span></b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US">A total of 100 women scheduled for surgical sterilization were randomized to either an intervention group that received 2.5mg of bupivacaine in the mesosalpinx and 2.5 mg in the stump of each fallopian tube or a control group that received no intervention. Postoperative pain was measured at one and four hours using the visual analogue scale (VAS, 0-10 cm). In addition, these scores determined the necessity and quantity of postoperative analgesia.To compare means we used Student t-test and all tests were performed using Stata Statistical Software 10.0.A critical point of 0.05 (p&#8804; 0.05) was defined as statistically significant. </span></p>     <p style="text-align: justify;"><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US">Results: </span></b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US">Scores on the visual analogue scale (VAS cm) were 4.7 at one hour and 2.6 at four hours in the intervention group, compared to 5.3 at one hour and 2.6 at four hours in the control group (p&gt;0.05). The application of bupivacaine significantly reduced requests by participants for a second dose of analgesics after the first hour of surgery (p&lt;0.03). The control group showed an increased use of opiates (n=8) in comparison to the bupivacaine intervention group (n=1).The application of bupivacaine to the fallopian tube stumps and mesosalpinx at the time of minilaparotomy surgical sterilization does not produce differences in the postoperative pain management as measured by the visual analogue scale at one and four hours post-surgery. </span></p>     <p style="text-align: justify;"><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US">Conclusion: </span></b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US">The application of bupivacaine is effective in reducing the need for analgesics one hour post-surgery and reduces the use of opioids.<b> </b></span></p>     <p style="text-align: justify;"><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US">Keywords: </span></b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US">Bupivacaine, surgical sterilization, post operative pain.</span></p> <hr size="2" width="100%">     ]]></body>
<body><![CDATA[<p><span style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><b> </b></span></p>     <div>     <div style="text-align: justify;"> </div>     <p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">La esterilizaci&oacute;n femenina, la cual es tambi&eacute;n llamada ligadura u oclusi&oacute;n de las trompas uterinas, ha sido uno de los m&eacute;todos contraceptivos m&aacute;s utilizado alrededor del mundo.<sup><a href="#1">1</a>,<a href="#2">2</a> </sup>M&aacute;s de un mill&oacute;n de mujeres en edad reproductiva han sido esterilizadas y se estim&oacute; que desde 1982, m&aacute;s de 100 millones de mujeres, solo en el mundo en desarrollo, buscar&aacute;n esterilizarse.<sup><a  href="#3">3</a> </sup></span></p>     <p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">La esterilizaci&oacute;n ha tenido una evoluci&oacute;n similar a muchos otros procedimientos quir&uacute;rgicos, en un esfuerzo para simplificar el procedimiento muchas t&eacute;cnicas han sido desarrolladas, desde la realizaci&oacute;n de la esterilizaci&oacute;n a trav&eacute;s de una minilaparotom&iacute;a, hasta las t&eacute;cnicas de esterilizaci&oacute;n laparosc&oacute;pica.<sup><a  href="#4">4</a>-<a href="#6">6</a> </sup></span></p>     <p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">En pa&iacute;ses desarrollados se utiliza la v&iacute;a laparosc&oacute;pica, basados en la seguridad y efectividad de la misma. Sin embargo, en pa&iacute;ses en v&iacute;as de desarrollo se utiliza la mini laparotom&iacute;a debido a los escasos recursos disponibles, realiz&aacute;ndose por ejemplo, 696 procedimientos en el a&ntilde;o 2006 en el Servicio de Ginecolog&iacute;a del Hospital de las Mujeres en San Jos&eacute;, Costa Rica.<sup><a href="#7">7</a> </sup></span></p>     <p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Se han realizado diversos estudios para valorar la mejor&iacute;a del dolor postoperatorio utilizando anest&eacute;sicos locales en la salpingectom&iacute;a parcial bilateral. Demostr&aacute;ndose en la mayor&iacute;a, que el uso de dichos anest&eacute;sicos disminuyen el puntaje en las escalas del dolor, adem&aacute;s de una disminuci&oacute;n de la necesidad de analgesia post operatoria.<sup><a href="#8">8</a>-<a href="#27">27</a> </sup>Sin embargo, la mayor&iacute;a de los estudios realizados utiliza la v&iacute;a laparosc&oacute;pica como abordaje, por lo que el objetivo del presente estudio fue evaluar la eficacia de lainfiltraci&oacute;n local de bupivaca&iacute;na para reducir el dolor postoperatorio en las pacientes sometidas a salpingectom&iacute;a parcial bilateral por la v&iacute;a de mini laparotom&iacute;a.<b> </b></span></p> </div> </div>     <div>     <div> <h3><b><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;; color: black;"  lang="EN-US">Materiales y m&eacute;todos</span></b></b></h3>     <p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">El dise&ntilde;o del estudio fue aleatorizado, doble ciego. Previa aprobaci&oacute;n del Comit&eacute; de &Eacute;tica Institucional y obtenci&oacute;n del Consentimiento Informado, 100 pacientes programadas para esterilizaci&oacute;n quir&uacute;rgica en el programa de cirug&iacute;a ambulatoria del Servicio de Ginecolog&iacute;a del Hospital de las Mujeres, fueron enroladas en el estudio. Los criterios de inclusi&oacute;n fueron, mujeres mayores de 18 a&ntilde;os y que cumplieran con los tr&aacute;mites pertinentes para la esterilizaci&oacute;n quir&uacute;rgica. Toda mujer con antecedentes de cirug&iacute;a tubaria, portadora de s&iacute;ndrome adherencial, dolor p&eacute;lvico cr&oacute;nico, patolog&iacute;as psiqui&aacute;tricas o retardo mental y con antecedentes de reacci&oacute;n al&eacute;rgica a cualquier tipo de anest&eacute;sicos locales, fueron excluidas. La poblaci&oacute;n muestra de este ensayo se tom&oacute; en base a un estudio,<sup><a href="#28">28</a> </sup>en donde se determin&oacute; que 57 mujeres fueron necesarias para detectar, con un 95% de probabilidad y un 90% de poder, una reducci&oacute;n de un 25% en el puntaje de la escala visual an&aacute;loga a las 2 horas. </span></p>     ]]></body>
<body><![CDATA[<p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Al conocer que con 57 mujeres se obtienen los indicadores arriba mencionados y tomando en cuenta el n&uacute;mero de grupos a comparar que tiene este estudio, se obtuvo una muestra de 100 mujeres aleatorizadas equitativamente a cada grupo de tratamiento. </span></p> </div>     <div>     <div style="text-align: justify;"> </div>     <div style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">La generaci&oacute;n de la lista de aleatorizaci&oacute;n se realiz&oacute; centralmente utilizando un programa computarizado, asignando 50 participantes al grupo intervenci&oacute;n y 50 participantes al grupo control (<a  href="#f1">Figura 1</a>). Para ocultar la asignaci&oacute;n se utilizar&ograve;n sobres sellados, los cuales fueron abiertos por el anestesi&oacute;logo en la sala de operaciones una vez que la paciente fue sometida a la anestesia. Las participantes y los m&eacute;dicos que aplicaron la escala visual an&aacute;loga fueron cegados a la asignaci&oacute;n de grupo (<a href="#f1">Figura 1</a>).</span>    <br>     <br> </div> <span style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"></span>     <p align="center"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"><a  name="f1"></a><img src="/img/revistas/amc/v53n4/art08i1.jpg" alt=""  height="403" width="385"> </span></p>     <p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Todos los procedimientos fueron realizados bajo un r&eacute;gimen estandarizado de anestesia general. Previo a la inducci&oacute;n anest&eacute;sica las participantes fueron premedicadas con 10 mg de metoclopramida, 1 mg de midazolam y 0.75 microgramos/kg de fentanyl, este &uacute;ltimo fue utilizado como analgesia. </span></p>     <p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">La inducci&oacute;n anest&eacute;sica se realiz&oacute; de forma est&aacute;ndar con propofol a dosis de 2 mg/kg, se aplic&oacute; 5 mg de itracurio y 100mg de succinilcolina para facilitar la entubaci&oacute;n endotraqueal. Todas las participantes se sometieron a ventilaci&oacute;n mec&aacute;nica y el mantenimiento anest&eacute;sico se realiz&oacute; con sevoflorane y ox&iacute;geno. La monitorizaci&oacute;n transoperatoria se llev&oacute; a cabo bajo los est&aacute;ndares cl&iacute;nicos. Al final de la cirug&iacute;a la anestesia se discontinu&oacute; y el bloqueo no se revirti&oacute;. La t&eacute;cnica utilizada para realizar la esterilizaci&oacute;n quir&uacute;rgica fue la salpingectom&iacute;a parcial bilateral con la t&eacute;cnica de Pomeroy modificada. Al grupo de intervenci&oacute;n se le aplicaron 5cc de bupivaca&iacute;na al 0.5% (presentaci&oacute;n frasco de 5mg/ml) en cada trompa de Falopio de la siguiente manera, 2.5cc en el mesosalpinx y 2.5 cc en el mu&ntilde;&oacute;n quir&uacute;rgico. Al grupo control no se le aplic&oacute; ning&uacute;n medicamento en las trompas de Falopio. </span></p>     <p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">En el sal&oacute;n de internamiento se inici&oacute; la evaluaci&oacute;n de la escala visual an&aacute;loga (EVA 0-10 cm) a 1hora y a las 4 horas despu&eacute;s de la intervenci&oacute;n quir&uacute;rgica. </span></p>     ]]></body>
<body><![CDATA[<p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">El r&eacute;gimen utilizado en caso de que la participante solicitara analgesia en el sal&oacute;n de internamiento fue, una dosis de 75mg de diclofenaco IM. Ante una segunda solicitud se aplic&oacute; 50mg de tramadol subcut&aacute;neo y en caso de una tercera solicitud, morfina 15mg subcut&aacute;neo. El uso de analgesia postoperatoria se aplic&oacute; por el personal de enfermer&iacute;a seg&uacute;n los requerimientos expresados por cada paciente previa indicaci&oacute;n m&eacute;dica, quedando registrado en el expediente. La hora de aplicaci&oacute;n y el tipo de analgesia fueron registrados. </span></p>     <p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Para el an&aacute;lisis de los datos se realiz&oacute; la caracterizaci&oacute;n de las pacientes por medio de la estimaci&oacute;n de frecuencias y proporciones para las variables cualitativas y la estimaci&oacute;n de medias y desviaci&oacute;n est&aacute;ndar como medidas descriptivas para las variables cuantitativas para cada uno de los grupos. Se realiz&oacute; la comparaci&oacute;n de las caracter&iacute;sticas por medio de la estimaci&oacute;n de la prueba de t-Student para las variables cuantitativas y de chi cuadrado de homogeneidad para la distribuci&oacute;n de las variables cualitativas entre grupos. </span></p>     <p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Se realiz&oacute; la comparaci&oacute;n de la escala visual an&aacute;loga entre los grupos en el tiempo 1 hora y 4 horas por medio de la comparaci&oacute;n de medias utilizando la prueba t-Student. Todos los an&aacute;lisis fueron realizados por medio del software estad&iacute;stico Stata 10.0 definiendo como estad&iacute;sticamente significativo un punto cr&iacute;tico de 0.05 (<i>p&#8804;</i>0.05).<b> </b></span></p> </div> </div>     <div>     <div> <h3><b><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;; color: black;"  lang="EN-US">Resultados</span></b></b></h3>     <p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Del primero de abril al nueve de septiembre del 2008, un total de 100 participantes firmaron el Consentimiento Informado. </span></p>     <p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Se excluyeron en total once participantes, de las cuales siete pertenec&iacute;an al grupo control, una erupci&oacute;n urticariforme post inducci&oacute;n anest&eacute;sica, una por declinaci&oacute;n a participar, dos por falta de cumplimiento de protocolo anest&eacute;sico, y tres por variaci&oacute;n en la t&eacute;cnica quir&uacute;rgica. En el grupo de intervenci&oacute;n se excluyeron cuatro pacientes, una por lesi&oacute;n vesical y tres por variaci&oacute;n en la t&eacute;cnica quir&uacute;rgica. Esto result&oacute; en 43 participantes analizados en el grupo control y 46 en el grupo de intervenci&oacute;n. </span></p>     <div style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">No hubo diferencias significativas en las caracter&iacute;sticas sociodemogr&aacute;ficas ni en los antecedentes cl&iacute;nicosentre ambos grupos (<a href="#c1">Cuadro 1</a>; <a href="#c2">Cuadro 2</a>). La duraci&oacute;n de la cirug&iacute;a fue de 17,5 minutos &plusmn; 6.1 para el grupo al que se le aplic&oacute; bupivaca&iacute;na y 18.5 minutos &plusmn; 5.9 para el grupo control (<a href="#c1">Cuadro 1</a> y <a href="#c2">Cuadro 2</a>).</span>    <br>     <br> </div> <span style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"></span>     ]]></body>
<body><![CDATA[<p align="center"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"><a  name="c1"></a><img src="/img/revistas/amc/v53n4/art08t1.gif" alt=""  height="330" width="387"> </span></p>     <p><span style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">&nbsp;</span></p>     <p align="center"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"><a  name="c2"></a><img src="/img/revistas/amc/v53n4/art08t2.gif" alt=""  height="359" width="387"> </span></p>     <p><span style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">La puntuaci&oacute;n del EVA a la hora despu&eacute;s de la cirug&iacute;a en el grupo al que se le aplic&oacute; bupivaca&iacute;na fue de 4.7 &plusmn; 2.7 y en el grupo control fue de 5.3 &plusmn; 3.2 (p=0.30). A las cuatro horas despu&eacute;s de la cirug&iacute;a fue de 2.6 &plusmn; 2.2 en el grupo al que se le aplic&oacute; bupivaca&iacute;na y de 2.6 &plusmn; 2.3 en el grupo control (<a href="#f2">Figura 2</a>). </span></p>     <p align="center"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"><a  name="f2"></a><img src="/img/revistas/amc/v53n4/art08i2.jpg" alt=""  height="320" width="388"> </span></p>     <p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Se realiz&oacute; un an&aacute;lisis exploratorio comparando el EVA del grupo de intervenci&oacute;n y el grupo control a la hora y cuatro horas postquir&uacute;rgicas en las pacientes que no solicitaron analgesia despu&eacute;s de la cirug&iacute;a, no encontr&aacute;ndose diferencias significativas: 35.7 &plusmn; 24.8 para el grupo de intervenci&oacute;n y 38.0 &plusmn; 29.8 para el grupo control a la hora (p=0.79); 23.9 &plusmn; 5.3 y 17.2 &plusmn; 2.8, a las cuatro horas respectivamente (p=0.29). Al comparar la magnitud en la reducci&oacute;n del puntaje del EVA en las pacientes que no solicitaron analgesia, se observ&oacute; que en el grupo control la diferencia fue significativa cuando se compar&oacute; a la hora y a las cuatro horas, 38.0 &plusmn; 29.8 y 17.2 &plusmn; 2.8 respectivamente (p=0.01), no as&iacute; en el grupo de bupivaca&iacute;na, 35.7 &plusmn; 24.8, a la hora y 23.9 &plusmn; 5.3 a las cuatro horas (p=0.13). </span></p>     <div style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">En el grupo control 15.9% de las participantes solicit&oacute; una segunda dosis de analgesia en comparaci&oacute;n con un 2,2% en el grupo de bupivaca&iacute;na (p&lt;0.03). Adem&aacute;s, en este grupo no expuesto a la bupivaca&iacute;na se evidenci&oacute; un mayor uso de opiodes (n=8) en comparaci&oacute;n con el grupo al que se aplic&oacute; bupivaca&iacute;na (n=1).Ninguna de las pacientes requiri&oacute; una tercera dosis de analgesia (<a href="#f3">Figura 3</a>).</span>    <br>     <br> </div> <span style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"></span>     <p align="center"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"><a  name="f3"></a><img src="/img/revistas/amc/v53n4/art08i3.jpg" alt=""  height="501" width="394"> </span></p>     ]]></body>
<body><![CDATA[<p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Con respecto al tiempo transcurrido desde la cirug&iacute;a a la administraci&oacute;n de la primera dosis analg&eacute;sica, no se evidenciaron diferencias entre los grupos (p=0.76). No se reportaron efectos adversos producto de la intervenci&oacute;n, y las complicaciones transoperatorias o variaciones en la t&eacute;cnica quir&uacute;rgica no fueron relacionadas a la aplicaci&oacute;n de bupivaca&iacute;na. </span></p> </div> </div>     <div>     <div> <h3><b><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;; color: black;"  lang="EN-US">Discusi&oacute;n</span></b></b></h3>     <p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">A diferencia de los estudios realizados anteriormente que mostraron una mejor&iacute;a en las puntuaciones de las escalas del dolor posterior a la salpingectom&iacute;a parcial bilateral,<sup><a href="#10">10</a>, <a href="#28">28</a>, <a  href="#30">30</a> </sup>nuestro estudio evidenci&oacute; que la aplicaci&oacute;n de bupivaca&iacute;na en los mu&ntilde;ones de las trompas uterinas y en el mesosalpinx al realizar la esterilizaci&oacute;n quir&uacute;rgica por mini laparotom&iacute;a, no produjo diferencias significativas en la puntuaci&oacute;n del dolor post operatorio usando la escala visual an&aacute;loga a la hora y a las cuatro hora despu&eacute;s de la cirug&iacute;a. </span></p>     <p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Cabe destacar que toda la evidencia en donde la aplicaci&oacute;n de alg&uacute;n anest&eacute;sico local fue efectiva, el abordaje quir&uacute;rgico fue a trav&eacute;s de la paroscop&iacute;a, esto puede sugerir que la mayor secci&oacute;n de tejidos de la pared abdominal en el acceso a la cavidad p&eacute;lvica con el abordaje por mini laparotom&iacute;a, influye de forma importante en el dolor postoperatorio. </span></p>     <p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Sin embargo, la aplicaci&oacute;n de bupivaca&iacute;na fue efectiva en la reducci&oacute;n de la necesidad de analgesia posquir&uacute;rgica y uso de opioides despu&eacute;s de una hora de la cirug&iacute;a, esto concuerda con un gran n&uacute;mero de estudios en donde se ha evidenciado una reducci&oacute;n variable en el consumo de analgesia y uso de opiodes en los grupos donde se utiliz&oacute; alg&uacute;n analg&eacute;sico local.<sup><a href="#17">l7</a>-<a href="#10">10</a>,<a href="#16">16</a>,<a  href="#17">17</a>,<a href="#20">20</a> </sup>Este hecho evidencia que la aplicaci&oacute;n de bupivaca&iacute;na puede tener un efecto beneficioso a corto plazo despu&eacute;s de la cirug&iacute;a, aunque no se refleje en la puntuaci&oacute;n de la EVA, ya que en el grupo control se observ&oacute; una reducci&oacute;n del puntaje de la EVA similar al grupo de la intervenci&oacute;n (<a href="#f2">Figura 2</a>). Este hecho se podr&iacute;a explicar si diferenciamos la magnitud del dolor de la percepci&oacute;n o tolerancia al mismo. </span></p>     <p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">El dolor es una experiencia emotiva personal, cuya magnitud solo puede ser descrita subjetivamente por la persona afectada. Se sabe que la percepci&oacute;n del dolor en un determinado sujeto var&iacute;a considerablemente en relaci&oacute;n con factores emocionales y an&iacute;micos,<sup><a  href="#28">28</a>,<a href="#31">31</a> </sup>es en este contexto que la importancia de los factores psicol&oacute;gicos, cognoscitivos y conductuales se han convertido en factores determinantes en el abordaje del dolor.<sup><a href="#32">32</a>-<a  href="#37">37</a> </sup>Ya antes se ha descrito esta misma situaci&oacute;n, en donde se report&oacute; menos uso de morfina a la hora despu&eacute;s de la cirug&iacute;a en el grupo de intervenci&oacute;n, aunque la puntuaci&oacute;n de la EVA durante el periodo del estudio fue similar en los grupos.<sup><a>38</a> </sup></span></p>     <p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Hay algunas limitaciones en nuestro ensayo. Primero, aunque la dosis que se utiliz&oacute; ya se ha usado en otros estudios,<sup><a href="#7">7</a>,<a  href="#10">10</a> </sup>en nuestro medio se hace dif&iacute;cil medir las concentraciones sangu&iacute;neas de la droga, y lograr la homogeneidad de la dosis aplicada depend&iacute;a exclusivamente de cada cirujano. Segundo, no se document&oacute; la cantidad de medicamentos analg&eacute;sicos tomados por las participantes despu&eacute;s del egreso, debido al aumento de trabajo que para la paciente representar&iacute;a este auto reporte. Podr&iacute;a ser imaginable que hubo una diferencia en la cantidad de analgesia tomada entre los grupos. Sin embargo, debido a que las pacientes que tienen m&aacute;s dolor tomar&iacute;an m&aacute;s analgesia, la diferencia en los niveles de dolor m&aacute;s bien disminuir&iacute;a en lugar de enfatizarse y no ser&iacute;a &eacute;tico negarle analgesia a una persona que tiene dolor. </span></p>     <p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">En conclusi&oacute;n, el hecho de que la salpingectom&iacute;a parcial bilateral por mini laparotom&iacute;a sea un procedimiento ambulatorio, y que en algunos casos las pacientes no se egresan por referir mucho dolor, enfatiza la importancia de una mejor&iacute;a en el alivio del dolor postoperatorio. La utilizaci&oacute;n de bupivaca&iacute;na por esta v&iacute;a de abordaje quir&uacute;rgica no parece beneficiar el cumplimiento de este objetivo. Sin embargo, parece ser efectiva en la disminuci&oacute;n de la necesidad de analgesia post operatoria y en el uso de opioides. </span></p>     <p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">La corta duraci&oacute;n del efecto de este tratamiento podr&iacute;a posponer, y no eliminar la necesidad de otras drogas analg&eacute;sicas; a si que el uso de bupivaca&iacute;na, deber&iacute;a verse solo como un posible agregado, y no como un reemplazo de la terapia de analgesia tradicional.<b> </b></span></p>     ]]></body>
<body><![CDATA[<p><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Agradecimientos y colaboradores </span></b></p>     <p style="text-align: justify;"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Se agradece al servicio de anestesia del HOMACE en especial al Dr. Leonardo Barquero, la Dra. Doris S&aacute;nchez y la Lic. Sara Campos por su colaboraci&oacute;n a este ensayo. </span></p> <span style="font-family: &quot;verdana&quot;,&quot;sans-serif&quot;;"><span  style="font-style: italic;"><span style="font-weight: bold;"></span></span></span> <hr style="width: 100%; height: 2px;"><span  style="font-family: &quot;verdana&quot;,&quot;sans-serif&quot;;"><span  style="font-style: italic;"><span style="font-weight: bold;"></span></span></span></div> </div>     <div>     <div>     <p><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Referencias    <br>     <!-- ref --><br> </span></b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="1"></a>1</span><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US">. Limpaphayom K. Sterilization. Curr Opin Obstet Gynecol 1991; 3: 501-509.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053146&pid=S0001-6002201100040000800001&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="2"></a>2. World Health Organization. Contraceptive use and commodity cost of female sterilization. What health workers need to know. WHO/ FHE/ FPP 1994;94.2.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053148&pid=S0001-6002201100040000800002&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     ]]></body>
<body><![CDATA[<br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="3"></a>3. World Health Organization, Task Force on Female Sterilization, Special programmed of Research, Development and Research Training in Human Reproduction. Minilaparotomy or laparoscopy for sterilization. Am J Obstet Gynecol 1982;143:645-652.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053151&pid=S0001-6002201100040000800003&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="4"></a>4. Wheeless CR. Outpatient laparoscope sterilization under local anesthesia. Obstet Gynecol 1972; 39:767-770.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053154&pid=S0001-6002201100040000800004&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="5"></a>5. Osathanondh V. Suprapubic mini-laparotomy, uterine elevation technique: simple, inexpensive and out-patient procedure for interval female sterilization. Contraception 1974;10:251-262.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053157&pid=S0001-6002201100040000800005&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     ]]></body>
<body><![CDATA[<!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"><a  name="6"></a>6. Uchida H. Uchidatubalsterilization. Am J ObstetGynecol 1975; 121:153-158.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053160&pid=S0001-6002201100040000800006&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"><a  name="7"></a>7. Centro de estad&iacute;stica del Hospital de la Mujer Adolfo Carit Eva, San Jos&eacute; Costa Rica.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053163&pid=S0001-6002201100040000800007&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="8"></a>8. Van Ee R, Hemrika DJ, de Blok S. Effects of ketoprofen and mesosalpinx infiltration on postoperative pain afeter laparoscopic sterilization. Obstet Gynecol 1996; 88: 568-72.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053166&pid=S0001-6002201100040000800008&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="9"></a>9. Alexander CD, Wetchler BV, Thompson RE. Bupivaca&iacute;na infiltration of the mesosalpinx in ambulatory surgical laparoscopic tubal sterilization. </span><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Can J Anaesth 1987; 34: 362-5    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053169&pid=S0001-6002201100040000800009&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="10"></a>10. Kaplan P, Freund R, Squires J, Herz M. Control of immediate postoperative pain with topical bupivacaine hydrochloride for laparoscopic Falope ring tubal ligation. Obstet Gynecol 1990: 798-802    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053172&pid=S0001-6002201100040000800010&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="11"></a>11. Smith BE, MAcPherson GH, de Jorge M, Griffith JM. Rectus sheath and mesosalpinx block for laparoscopic sterilization. </span><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Anaesthesia 1991; 46:875-7    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053175&pid=S0001-6002201100040000800011&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="12"></a>12. Wheatley SA, Millar JM, Jadad AR. Reduction of pain afeter laparoscopic sterilization with local bupivacaine: a randomized, parallel, double- blind trial. Br J Obstet Gynaecol 1994; 101: 443-6    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053178&pid=S0001-6002201100040000800012&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     ]]></body>
<body><![CDATA[<br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="13"></a>13. Tool Al, Kammerer-Doak DN, Nguyen CM. Posoperative pain relief following laparscopic tubal sterilization with silastic bands. Obstet Gynecol 1997; 90: 731-4    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053181&pid=S0001-6002201100040000800013&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="14"></a>14. Koetsawang S, Srisupandit S, Apimas SJ, Champion CB. A comparative study of topical anesthesia for laparoscopic sterilization with the use of tubal ring. </span><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Am J Obstet Gynecol 1984; 150: 931- 3.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053184&pid=S0001-6002201100040000800014&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="15"></a>15. Barclay K, Calvert JP, Catling. Analgesia after laparocopic sterilization. Effect of 2% lignocaine gel applied to Filshie clips. </span><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Anaesthesia 1994; 49: 68-70.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053187&pid=S0001-6002201100040000800015&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     ]]></body>
<body><![CDATA[<!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="16"></a>16. Ezed UO, Shoulder VS, Martin JF. Local anaesthetic on doubled- blind controlled trial. </span><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Lancet 1995; 346:82-5    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053190&pid=S0001-6002201100040000800016&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="17"></a>17. Fiddes TM, Williams HW. Herbison GP. Evaluation of postoperative analgesia following laparoscopic application of Filshie clips.Br J Obstet Gynecol 1996; 103:1143-7.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053193&pid=S0001-6002201100040000800017&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="18"></a>18. McKenzie R, Phitayokorn P, Uy NTL. Topical etidocaine during laparoscopic tubal occlusion for postoperative pain relief. Obstet Gynecol 1986; 67:447-9    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053196&pid=S0001-6002201100040000800018&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="19"></a>19. Baram D, Smith C, Stinson S. Intraoperative topical etiodocaine for reducing postoperative pain after laparoscopic tubal ligation. J Reprod Med 1990; 35:407-10    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053199&pid=S0001-6002201100040000800019&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="20"></a>20. Loughney AD, Sarma V, Ryall EA. Intraperitoneal bupivacaine for the relief of pain following day case laparoscopy. Br J Obstet Gynaecol 1994; 101: 449-51.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053202&pid=S0001-6002201100040000800020&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="21"></a>21. Benhamou D, Narchi P, Mazoit JX, Fernandez H. Postoperative pain after local anesthesics for laparoscopic sterilization. Obstet Gynecol 1994; 84:877-80.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053205&pid=S0001-6002201100040000800021&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="22"></a>22. Callesen T, Hijort D, Mogensen T. Combined field block and i.p. instillation for pain management after laparoscopic sterilization. Br J Anaesth 1999; 82: 586-90.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053208&pid=S0001-6002201100040000800022&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     ]]></body>
<body><![CDATA[<br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="23"></a>23. Mohammed E, Lahsae M, Alborzi S, Vafaei H, Heinrich E. Comparative, double- blind, randomized, placebo-controlled trail of intraperitoneal of bupivacaine and lidocaine for pain control after diagnostic laparoscopy. J Am AssocGynecollaparosc 2003; 10:311-315    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053211&pid=S0001-6002201100040000800023&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="24"></a>24. Hunter A, Fogarty P. Transcervical analgesia for laparoscopic sterilization. Br J Obst Gynecol. 1996, 103: 378-380    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053214&pid=S0001-6002201100040000800024&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="25"></a>25. Luscombe FE, Puonder D, Geraghty AV, Bevan JR. Percevicalintrafallopian bupivacaine instillation to reduce postoperative pain after laparoscopic tubal sterilization. Journal of Obstetrics and Gynaecology. 1989, 10: 145-148    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053217&pid=S0001-6002201100040000800025&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     ]]></body>
<body><![CDATA[<!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="26"></a>26. Wheatley SA, Millar JM, Jadad AR. Reduction of pain after laparoscopic sterilization with local bupivacaine: randomized, parallel, double-blind trial. British Journal of obstetrics and gynecology 1994; vol 101, 5:443-446    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053220&pid=S0001-6002201100040000800026&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="27"></a>27. Visalyaputra S, Lertakyamanee J, Pethpaisit N, SomprakitP, Parakkamodom S, Suwanapeum P. Intraperitoneallidocaine decreases intraoperative pain during postpartum tubal ligation. AnesthAnalg 1999; 88:1077-80.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053223&pid=S0001-6002201100040000800027&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="28"></a>28. Kelly MC. An assessment of the value of intraperitoneal bupivacaine for analgesia after laparoscopic sterilization. </span><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">BJOG 1996, 103: 837-839.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053226&pid=S0001-6002201100040000800028&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="29"></a>29. Dionne RA, Khan AA, Gordon SM. Analgesia and COX-2 inhibition. Clin Exp Rheumatol 2001; 19(6 Suppl 25):S63-70.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053228&pid=S0001-6002201100040000800029&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     ]]></body>
<body><![CDATA[<br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="30"></a>30. Knight YE, Goadsby PJ. The periaqueductal grey matter modulates trigeminovascular input: a role in migraine? </span><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Neuroscience 2001; 106:793-800.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053231&pid=S0001-6002201100040000800030&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="31"></a>31. Ashpal K, Fisher K, Chabot J, Coderre TJ. Differential effects of NMDA and group I mGluR antagonists on both nociception and spinal cord protein kinase C traslocation in the formalin test and a model of neuropathic pain in rats. </span><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Clin J Pain 2001; 17:178-86.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053234&pid=S0001-6002201100040000800031&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="32"></a>32. Eastwood JD. The folly of effort: ironic effects in the mental control of pain. Int J ClinExpHypn 1998; 46 :19.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053237&pid=S0001-6002201100040000800032&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     ]]></body>
<body><![CDATA[<!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="33"></a>33. Fillingim RB, Maixner W, Kincaid S, Sigurdsson A, Harris MB. Pain sensitivity in patients with temporomandibular disorders: relationship to clinical and psychosocial factors. </span><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Clin J Pain 1996; 12:260-9.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053240&pid=S0001-6002201100040000800033&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="34"></a>34. Field HC. Brainsterm control of spinal pain trasmissor neurons. </span><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Ann Rev Physiol 1978;40:217-48.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053243&pid=S0001-6002201100040000800034&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="35"></a>35. Fillingim RB. Sex differences in temporal summation but not sensory-discriminative processing of thermal pain. Pain 1998; 75:121-7.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053246&pid=S0001-6002201100040000800035&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="36"></a>36. Foster NE, Baxter F, Walsh D, Baxter GD, Allen JM. Manipulation of transcutaneous electrical nerve stimulation variables has no effect on two models of experimental pain in humans. Clin J Pain 1996; 12:301-10.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053249&pid=S0001-6002201100040000800036&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="37"></a>37. Stanik-Hutt JA, Soeken KL, Belcher AE, Fontaine DK, Gift AG. Pain experiences of traumatically injured patients in a critical care setting. Am J Crit Care 2001;10 :252-9.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053252&pid=S0001-6002201100040000800037&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --><br>     <br> </span></p>     <!-- ref --><p class="MsoNormal"><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"  lang="EN-US"><a name="38"></a>38. Fredman B, Jedeikin R, Olsfanger D, Flor P, Gruzman A. Residual pneumoperitoneum: a cause of postoperative pain after laparoscopic cholecystectomy. Anesth Analg 1994;79: 152&#8211;4.    &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;[&#160;<a href="javascript:void(0);" onclick="javascript: window.open('/scielo.php?script=sci_nlinks&ref=053255&pid=S0001-6002201100040000800038&lng=','','width=640,height=500,resizable=yes,scrollbars=1,menubar=yes,');">Links</a>&#160;]<!-- end-ref --> </span></p> </div> </div> </div> </div> </div>     <p><span style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"><a  name="1_"></a><a href="#1a">1</a> Residente ginecolog&iacute;a y obstetricia. Hospital de las Mujeres Dr. Adolfo Carit Eva (HOMACE). </span></p>     <p><span style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"><a  name="2_"></a><a href="#2a">2</a> Asistente Ginecolog&iacute;a HOMACE. </span></p>     <p><span style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"><a  name="3_"></a><a href="#3a">3</a> Jefe Servicio Ginecolog&iacute;a HOMACE. CCSS. Hospital de las Mujeres Dr.Adolfo Carit Eva. Servicio Ginecolog&iacute;a. Unidad de Investigaci&oacute;n Cl&iacute;nica del Hospital de las Mujeres, Dr. Adolfo Carit Eva. </span></p>     ]]></body>
<body><![CDATA[<p><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Abreviaturas: </span></b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">EVA: escala visual an&aacute;loga. </span></p>     <p><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"><a  name="correspondencia_a"></a><a href="#correspondencia">*</a>Correspondencia a: </span></b></p>     <p><span style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Leonardo Orozco S. Apartado 11619-1000. San Jos&eacute; Costa Ric </span></p>     <p><b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Correo electr&oacute;nico:</span></b><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"> <a  href="mailto:loscr@yahoo.com">loscr@yahoo.com</a> </span></p> <b><i><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;"></span></i></b> <hr style="width: 100%; height: 2px;">     <div style="text-align: center;"><b><i><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">Recibido: </span></i></b><i><span  style="font-size: 10pt; font-family: &quot;Verdana&quot;,&quot;sans-serif&quot;;">14 de marzo de 2011<b> Aceptado: </b>Aceptado:17 de mayo de 2011</span></i></div>      ]]></body><back>
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