<?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>0300-9041</journal-id>
<journal-title><![CDATA[Ginecología y obstetricia de México]]></journal-title>
<abbrev-journal-title><![CDATA[Ginecol. obstet. Méx.]]></abbrev-journal-title>
<issn>0300-9041</issn>
<publisher>
<publisher-name><![CDATA[Federación Mexicana de Colegios de Obstetricia y Ginecología A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0300-90412021000500357</article-id>
<article-id pub-id-type="doi">10.24245/gom.v89i5.4951</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Fórceps versus Vacuum. Comparación de tasas de éxito y complicaciones maternas y fetales]]></article-title>
<article-title xml:lang="en"><![CDATA[Forceps versus Vacuum. Comparison of maternal and fetal success rates and complications]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Moreno-Santillán]]></surname>
<given-names><![CDATA[Armando]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[González-Barreto]]></surname>
<given-names><![CDATA[René Antonio]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Mexicano del Seguro Social Unidad Médica de Alta Especialidad Dr. Luis Castelazo Ayala ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Instituto Mexicano del Seguro Social Unidad Médica de Alta Especialidad Dr. Luis Castelazo Ayala ]]></institution>
<addr-line><![CDATA[Ciudad de México ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>00</month>
<year>2021</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>00</month>
<year>2021</year>
</pub-date>
<volume>89</volume>
<numero>5</numero>
<fpage>357</fpage>
<lpage>363</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S0300-90412021000500357&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S0300-90412021000500357&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S0300-90412021000500357&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen:  OBJETIVO: Comparar la tasa de éxito y de complicaciones maternas y fetales relacionadas con la aplicación del vacuum extractor versus fórceps en la asistencia del parto instrumentado.  MATERIALES Y MÉTODOS: Estudio retrospectivo, observacional y comparativo efectuado en pacientes con embarazo único, de término, en quienes se instrumentó el parto con vacuum extractor o fórceps. Se registraron las indicaciones, parámetros técnicos, complicaciones maternas y fetales, y éxito de la aplicación de los grupos de estudio. El análisis estadístico se realizo con &#967;2 y t de Student.  RESULTADOS: La instrumentación durante el parto se aplicó a 128 pacientes, de las que 38 fueron fórceps y 90 vacuum. La tasa de éxito de fórceps fue del 100% y del vacuum del 92.2% (p = 0.8). Los desenlaces vacuum vs fórceps fueron: Apgar al minuto y a los 5 minutos (8.16 vs 7.6; p = 0.001 y 8.9 vs 8.7; p = 0.01) para vacuum, mayor apego inmediato (91.1 vs 15.7%; p &lt; 0.05) y alojamiento conjunto (77.7 vs 50.5%; p &lt; 0.05), menos lesiones leves (23 vs 57%; p &lt; 0.05) y lesiones severas (1.1 vs 23.6%; p &lt; 0.05).  CONCLUSIONES: El éxito del parto asistido con fórceps y vacuum es similar; con los primeros se asoció significativamente menor calificación de Apgar y mayores complicaciones maternas y fetales. Estos desenlaces pueden explicarse en distintos contextos; el hecho de que se aplique más el vacuum que el fórceps puede deberse a que la curva de aprendizaje del vacuum extractor es menor, además de que tiene mayor aceptación por parte del equipo de salud y la paciente.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract:  OBJECTIVE: To compare the rate of success and maternal and fetal complications related to the application of vacuum extractor versus forceps in instrumental delivery assistance.  MATERIALS AND METHODS: Retrospective, observational and comparative study in patients with singleton term pregnancy in whom delivery was instrumented with vacuum extractor or forceps. Indications, technical parameters, maternal and fetal complications, and success of the application of the study groups were recorded. Statistical analysis was performed with &#967;2 and Student's t test.  RESULTS: Instrumentation during labor was applied to 128 patients, of which 38 were forceps and 90 vacuum. The success rate for forceps was 100% and for vacuum 92.2% (p = 0.8). The outcomes vacuum vs. forceps were Apgar at 1 minute and 5 minutes (8.16 vs. 7.6; p = 0.001 and 8.9 vs. 8.7; p = 0.01) for vacuum, higher immediate attachment (91. 1 vs 15.7%; p &lt; 0.05) and joint accommodation (77.7 vs 50.5%; p &lt; 0.05), fewer minor injuries (23 vs 57%; p &lt; 0.05) and severe injuries (1.1 vs 23.6%; p &lt; 0.05).  CONCLUSIONS: The success of forceps and vacuum assisted delivery is similar; with the former, significantly lower Apgar scores and higher maternal and fetal complications were associated. These outcomes can be explained in different contexts; the fact that vacuum is used more often than forceps may be due to the fact that the learning curve for vacuum extractor is shorter, in addition to the fact that it is more accepted by the health care team and the patient.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Vacuum extractor]]></kwd>
<kwd lng="es"><![CDATA[fórceps]]></kwd>
<kwd lng="es"><![CDATA[embarazo]]></kwd>
<kwd lng="es"><![CDATA[parto instrumentado]]></kwd>
<kwd lng="es"><![CDATA[vacuum extractor]]></kwd>
<kwd lng="es"><![CDATA[fórceps]]></kwd>
<kwd lng="en"><![CDATA[Vacuum extraction]]></kwd>
<kwd lng="en"><![CDATA[Forceps]]></kwd>
<kwd lng="en"><![CDATA[Labor obstetric]]></kwd>
<kwd lng="en"><![CDATA[Instrumental delivery]]></kwd>
<kwd lng="en"><![CDATA[Pregnancy]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<label>1</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Singh]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Munikrishna]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Sheela]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A comparative study of maternal outcome between vacuum extraction and outlet forceps delivery]]></article-title>
<source><![CDATA[Int J Reprod Contracept Obstet Gynecol]]></source>
<year>2018</year>
<volume>7</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>2441-5</page-range></nlm-citation>
</ref>
<ref id="B2">
<label>2</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Cuevas]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Carvajal]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[El uso de vacuum extractor disminuye la tasa de lesiones maternas severas asociadas al fo&#769;rceps sin aumentar las complicaciones fetales severas]]></article-title>
<source><![CDATA[Rev Chil Obstet Ginecol]]></source>
<year>2007</year>
<volume>72</volume>
<numero>5</numero>
<issue>5</issue>
<page-range>329-33</page-range></nlm-citation>
</ref>
<ref id="B3">
<label>3</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sainz]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
<name>
<surname><![CDATA[García-Mejido]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
<name>
<surname><![CDATA[Aquise]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Borrero]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Bonomi]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
<name>
<surname><![CDATA[Fernandez]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[A simple model to predict the complicated operative vaginal deliveries using vacuum or forceps]]></article-title>
<source><![CDATA[Am J Obstet Gynecol]]></source>
<year>2018</year>
<volume>220</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>193.e1-193.e12</page-range></nlm-citation>
</ref>
<ref id="B4">
<label>4</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Herna&#769;ndez-Herna&#769;ndez]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Ramírez]]></surname>
<given-names><![CDATA[ML]]></given-names>
</name>
<name>
<surname><![CDATA[Pichardo]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Moreno]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
<name>
<surname><![CDATA[Jaimes]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Contreras]]></surname>
<given-names><![CDATA[N.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Complicaciones maternas y neonatales secundarias a parto vaginal instrumentado con fo&#769;rceps]]></article-title>
<source><![CDATA[Rev Invest Med Sur Mex]]></source>
<year>2012</year>
<volume>19</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>52-5</page-range></nlm-citation>
</ref>
<ref id="B5">
<label>5</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[O&#8217;Mahony]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
<name>
<surname><![CDATA[Hofmeyr]]></surname>
<given-names><![CDATA[GJ]]></given-names>
</name>
<name>
<surname><![CDATA[Menon]]></surname>
<given-names><![CDATA[V.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Choice of instruments for assisted vaginal delivery]]></article-title>
<source><![CDATA[Cochrane Database of Systematic Reviews]]></source>
<year>2010</year>
<numero>11</numero>
<issue>11</issue>
</nlm-citation>
</ref>
<ref id="B6">
<label>6</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Levin]]></surname>
<given-names><![CDATA[G]]></given-names>
</name>
<name>
<surname><![CDATA[Elchalal]]></surname>
<given-names><![CDATA[U]]></given-names>
</name>
<name>
<surname><![CDATA[Yagel]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Eventov-Friedman]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Ezra]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
<name>
<surname><![CDATA[Sompolinsky]]></surname>
<given-names><![CDATA[Y]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Risk factors associated with subgaleal hemorrhage in neonates exposed to vacuum extraction]]></article-title>
<source><![CDATA[Acta Obstet Gynecol Scand]]></source>
<year>2019</year>
<volume>98</volume>
<numero>11</numero>
<issue>11</issue>
<page-range>1464-72</page-range></nlm-citation>
</ref>
<ref id="B7">
<label>7</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Krizman]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Grzebielski]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
<name>
<surname><![CDATA[Antony]]></surname>
<given-names><![CDATA[KM]]></given-names>
</name>
<name>
<surname><![CDATA[Sampene]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Shanahan]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Iruretagoyena]]></surname>
<given-names><![CDATA[JI]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Operative Vaginal Delivery Is a Safe Option in Women Undergoing a Trial of Labor after Cesarean]]></article-title>
<source><![CDATA[American Journal of Perinatology Reports]]></source>
<year>2019</year>
<volume>9</volume>
<numero>2</numero>
<issue>2</issue>
<page-range>e190-4</page-range></nlm-citation>
</ref>
<ref id="B8">
<label>8</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Jeon]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
<name>
<surname><![CDATA[Na]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Vacuum extraction vaginal delivery: current trend and safety]]></article-title>
<source><![CDATA[Obstet Gynecol Sci]]></source>
<year>2017</year>
<volume>60</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>499-505</page-range></nlm-citation>
</ref>
<ref id="B9">
<label>9</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Seki]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Complications with vacuum delivery from a forceps-delivery perspective: Progress toward safe vacuum delivery]]></article-title>
<source><![CDATA[J Obstet Gynaecol Res]]></source>
<year>2018</year>
<volume>44</volume>
<numero>8</numero>
<issue>8</issue>
<page-range>1347-54</page-range></nlm-citation>
</ref>
<ref id="B10">
<label>10</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Sainz]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
<name>
<surname><![CDATA[Garcia-Mejido]]></surname>
<given-names><![CDATA[JA]]></given-names>
</name>
<name>
<surname><![CDATA[Aquise]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
<name>
<surname><![CDATA[Bonomi]]></surname>
<given-names><![CDATA[MJ]]></given-names>
</name>
<name>
<surname><![CDATA[Borrero]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[De La Fuente]]></surname>
<given-names><![CDATA[P]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Intrapartum transperineal ultrasound used to predict cases of complicated operative (vacuum and forceps) deliveries in nulliparous women]]></article-title>
<source><![CDATA[Acta Obstet Gynecol Scand]]></source>
<year>2017</year>
<volume>96</volume>
<page-range>1490-7</page-range></nlm-citation>
</ref>
<ref id="B11">
<label>11</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Skinner]]></surname>
<given-names><![CDATA[S]]></given-names>
</name>
<name>
<surname><![CDATA[Davies-Tuck]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Wallace]]></surname>
<given-names><![CDATA[E]]></given-names>
</name>
<name>
<surname><![CDATA[Hodges]]></surname>
<given-names><![CDATA[R.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Perinatal and maternal outcomes after training residents in forceps before vacuum instrumental birth]]></article-title>
<source><![CDATA[Obstet Gynecol]]></source>
<year>2017</year>
<volume>130</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>151-8</page-range></nlm-citation>
</ref>
<ref id="B12">
<label>12</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Bailit]]></surname>
<given-names><![CDATA[JL]]></given-names>
</name>
<name>
<surname><![CDATA[Grobman]]></surname>
<given-names><![CDATA[WA]]></given-names>
</name>
<name>
<surname><![CDATA[Rice]]></surname>
<given-names><![CDATA[MM]]></given-names>
</name>
<name>
<surname><![CDATA[Wapner]]></surname>
<given-names><![CDATA[R]]></given-names>
</name>
<name>
<surname><![CDATA[Reddy]]></surname>
<given-names><![CDATA[UM]]></given-names>
</name>
<name>
<surname><![CDATA[Varner]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Evaluation of delivery options for second-stage events]]></article-title>
<source><![CDATA[Am J Obstet Gynecol]]></source>
<year>2016</year>
<volume>214</volume>
<page-range>638.e1-10</page-range></nlm-citation>
</ref>
<ref id="B13">
<label>13</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Lund]]></surname>
<given-names><![CDATA[NS]]></given-names>
</name>
<name>
<surname><![CDATA[Persson]]></surname>
<given-names><![CDATA[L]]></given-names>
</name>
<name>
<surname><![CDATA[Jangö]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[Gommesen]]></surname>
<given-names><![CDATA[D]]></given-names>
</name>
<name>
<surname><![CDATA[Westergaard]]></surname>
<given-names><![CDATA[HB.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Episiotomy in vacuum-assisted delivery affects the risk of obstetric anal sphincter injury: a systematic review and meta-analysis]]></article-title>
<source><![CDATA[Eur J Obstet Gynecol Reprod Biol]]></source>
<year>2016</year>
<volume>207</volume>
<page-range>193-9</page-range></nlm-citation>
</ref>
<ref id="B14">
<label>14</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Liabsuetrakul]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Choobun]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
<name>
<surname><![CDATA[Peeyananjarassri]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Islam]]></surname>
<given-names><![CDATA[QM.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Antibiotic prophylaxis for operative vaginal delivery]]></article-title>
<source><![CDATA[Cochrane Database of Systematic Reviews]]></source>
<year>2017</year>
<numero>8</numero>
<issue>8</issue>
</nlm-citation>
</ref>
<ref id="B15">
<label>15</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Mohamed-Ahmed]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Hinshaw]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
<name>
<surname><![CDATA[Knight]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Operative vaginal delivery and post-partum infection]]></article-title>
<source><![CDATA[Best Pract Res Clin Obstet Gynaecol]]></source>
<year>2019</year>
<volume>56</volume>
<page-range>93-106</page-range></nlm-citation>
</ref>
<ref id="B16">
<label>16</label><nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[Knight]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
<name>
<surname><![CDATA[Chiocchia]]></surname>
<given-names><![CDATA[V]]></given-names>
</name>
<name>
<surname><![CDATA[Partlett]]></surname>
<given-names><![CDATA[C]]></given-names>
</name>
<name>
<surname><![CDATA[Rivero-Arias]]></surname>
<given-names><![CDATA[O]]></given-names>
</name>
<name>
<surname><![CDATA[Hua]]></surname>
<given-names><![CDATA[X]]></given-names>
</name>
<name>
<surname><![CDATA[Bowler]]></surname>
<given-names><![CDATA[U]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA[Intravenous co-amoxiclav to prevent infection after operative vaginal delivery: the ANODE RCT]]></article-title>
<source><![CDATA[Health Technol Assess]]></source>
<year>2019</year>
<volume>23</volume>
<numero>54</numero>
<issue>54</issue>
</nlm-citation>
</ref>
</ref-list>
</back>
</article>
