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        "titulo" => "Abstract"
        "resumen" => "<span id="abst0005" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0010">Background and objective</span><p id="spar0040" class="elsevierStyleSimplePara elsevierViewall">Neuronavigation in ventriculoscopy has been described in several papers&#46; However&#44; there are different ventriculoscopes and navigation systems&#46; Because of these different combinations&#44; it is difficult to find detailed navigation protocols for each ventriculoscope&#46; We describe&#44; step by step&#44; a simple method to navigate both the trajectory to reach the ventricular system and the intraventricular work for the LOTTA ventriculoscope&#46;</p></span> <span id="abst0010" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0015">Methods</span><p id="spar0045" class="elsevierStyleSimplePara elsevierViewall">We used a rigid ventriculoscope &#40;LOTTA&#44; KarlStorz&#41; with an electromagnetic stylet &#40;S8-StealthSystem&#44; Medtronic&#41; as the main navigation tool&#46; The protocol is based on a 3D printed trocar or alternatively&#44; on a modification of the original trocar for extraventricular phase navigation and a modified pediatric nasogastric tube for intraventricular phase navigation&#46;</p></span> <span id="abst0015" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0020">Results</span><p id="spar0050" class="elsevierStyleSimplePara elsevierViewall">The protocol can be set up in less than 10&#8201;minutes&#46; The extraventricular part is navigated by inserting the electromagnetic stylet inside the 3D printed trocar or inside the original modified trocar&#46; Intraventricular navigation is performed by combining a modified pediatric nasogastric tube with the electromagnetic stylet inside the working channel of the endoscope&#46; The most critical point is to obtain a blunt&#44; bloodless approach to the ventricle and to achieve perfect alignment of all target structures by means of previously planned pure straight trajectories&#46;</p></span> <span id="abst0020" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0025">Conclusions</span><p id="spar0055" class="elsevierStyleSimplePara elsevierViewall">This protocol is easy to set up&#44; avoids rigid head fixation&#44; bulky optical navigation accessories&#44; while allows continuous navigation of both parts of the surgery&#46; Since we have implemented this protocol&#44; we have seen a significant improvement in both simple and complex neuroendoscopy procedures as the surgery is dramatically simplified&#46;</p></span>"
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        "resumen" => "<span id="abst0025" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0035">Antecedentes y objetivo</span><p id="spar0060" class="elsevierStyleSimplePara elsevierViewall">La neuronavegaci&#243;n en ventriculoscopia se ha descrito en varios trabajos&#46; Sin embargo&#44; existen diferentes ventriculoscopios y sistemas de navegaci&#243;n&#46; Debido a estas diferentes combinaciones&#44; es dif&#237;cil encontrar protocolos detallados de navegaci&#243;n para cada ventriculoscopio&#46; Describimos&#44; paso a paso&#44; un m&#233;todo sencillo para navegar tanto la trayectoria hasta alcanzar el sistema ventricular&#44; como el trabajo intraventricular para el ventriculoscopio LOTTA&#46;</p></span> <span id="abst0030" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0040">Material y m&#233;todos</span><p id="spar0065" class="elsevierStyleSimplePara elsevierViewall">Utilizamos un ventriculoscopio r&#237;gido &#40;LOTTA&#44; KarlStorz&#41; con un estilete electromagn&#233;tico &#40;S8-StealthSystem&#44; Medtronic&#41; como herramienta principal de navegaci&#243;n&#46; El protocolo se basa en un trocar impreso en 3D o alternativamente&#44; en una modificaci&#243;n del tr&#243;car original para la navegaci&#243;n de la fase extraventricular y en una sonda nasog&#225;strica pedi&#225;trica modificada para la navegaci&#243;n de la fase intraventricular&#46;</p></span> <span id="abst0035" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0045">Resultados</span><p id="spar0070" class="elsevierStyleSimplePara elsevierViewall">El protocolo puede configurarse en menos de 10 minutos&#46; La parte extraventricular se navega introduciendo el estilete electromagn&#233;tico dentro del trocar impreso en 3D o dentro del tr&#243;car original modificado&#46; La navegaci&#243;n intraventricular se realiza combinando una sonda nasog&#225;strica pedi&#225;trica modificada con el estilete electromagn&#233;tico dentro del canal de trabajo del endoscopio&#46; El punto m&#225;s cr&#237;tico consiste en obtener un acceso al ventr&#237;culo romo&#44; exento de sangre y lograr una alineaci&#243;n perfecta de todas las estructuras diana mediante trayectorias rectas puras previamente planificadas&#46;</p></span> <span id="abst0040" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0050">Conclusiones</span><p id="spar0075" class="elsevierStyleSimplePara elsevierViewall">Este protocolo es f&#225;cil de configurar&#44; evita la fijaci&#243;n r&#237;gida de la cabeza&#44; los voluminosos accesorios de navegaci&#243;n &#243;ptica&#44; y a su vez permite la navegaci&#243;n continua de ambas partes de la cirug&#237;a&#46; Desde que hemos implantado este protocolo&#44; hemos observado una mejora significativa tanto en los procedimientos de neuroendoscopia sencillos como en los complejos ya que la cirug&#237;a se simplifica de forma dr&#225;stica&#46;</p></span>"
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Clinical research
Electromagnetic Neuronavigation in Neuroendoscopy. Navigation Proposal for the LOTTA Ventriculoscope. Technical Note
Neuronavegación Electromagnética en Neuroendoscopia. Protocolo de Navegación para el Ventriculoscopio LOTTA. Nota Técnica
Mario Gomar-Albaa,b,
Corresponding author
mariogomar@hotmail.es

Corresponding author.
, José Javier Guil-Ibáñeza,b, Fernando García-Péreza,b, María José Castelló-Ruíza,b, Leandro Saucedoa,b, Antonio José Vargas-Lópeza,b, José Masegosa-Gonzáleza,b
a Servicio de Neurocirugía, Hospital Universitario Torrecárdenas, Almería. Spain
b Laboratorio de Entrenamiento Microneuroquirúrgico y Cirugía Basicraneal. Universidad de Almería, Almería, Spain
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            "entidad" => "Servicio de Neurocirug&#237;a&#44; Hospital Universitario Torrec&#225;rdenas&#44; Almer&#237;a&#46; Spain"
            "etiqueta" => "a"
            "identificador" => "aff0005"
          ]
          1 => array:3 [
            "entidad" => "Laboratorio de Entrenamiento Microneuroquir&#250;rgico y Cirug&#237;a Basicraneal&#46; Universidad de Almer&#237;a&#44; Almer&#237;a&#44; Spain"
            "etiqueta" => "b"
            "identificador" => "aff0010"
          ]
        ]
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            "identificador" => "cor0005"
            "etiqueta" => "&#8270;"
            "correspondencia" => "Corresponding author&#46;"
          ]
        ]
      ]
    ]
    "titulosAlternativos" => array:1 [
      "es" => array:1 [
        "titulo" => "Neuronavegaci&#243;n Electromagn&#233;tica en Neuroendoscopia&#46; Protocolo de Navegaci&#243;n para el Ventriculoscopio LOTTA&#46; Nota T&#233;cnica"
      ]
    ]
    "pdfFichero" => "main.pdf"
    "tienePdf" => true
    "fechaRecibido" => "2024-03-20"
    "fechaAceptado" => "2024-07-27"
    "PalabrasClave" => array:2 [
      "en" => array:1 [
        0 => array:4 [
          "clase" => "keyword"
          "titulo" => "Keywords"
          "identificador" => "xpalclavsec1900063"
          "palabras" => array:6 [
            0 => "Neuroendoscopy"
            1 => "Ventriculoscopy"
            2 => "Electromagnetic Neuronavigation"
            3 => "Electromagnetic Stylet"
            4 => "LOTTA ventriculoscope"
            5 => "Trajectory"
          ]
        ]
      ]
      "es" => array:1 [
        0 => array:4 [
          "clase" => "keyword"
          "titulo" => "Palabras clave"
          "identificador" => "xpalclavsec1900062"
          "palabras" => array:6 [
            0 => "Neuroendoscopia"
            1 => "Ventriculoscopia"
            2 => "Neuronavegaci&#243;n Electromagn&#233;tica"
            3 => "Estilete Electromagn&#233;tico"
            4 => "Ventriculoscopio LOTTA"
            5 => "Trayectoria"
          ]
        ]
      ]
    ]
    "tieneResumen" => true
    "resumen" => array:2 [
      "en" => array:3 [
        "titulo" => "Abstract"
        "resumen" => "<span id="abst0005" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0010">Background and objective</span><p id="spar0040" class="elsevierStyleSimplePara elsevierViewall">Neuronavigation in ventriculoscopy has been described in several papers&#46; However&#44; there are different ventriculoscopes and navigation systems&#46; Because of these different combinations&#44; it is difficult to find detailed navigation protocols for each ventriculoscope&#46; We describe&#44; step by step&#44; a simple method to navigate both the trajectory to reach the ventricular system and the intraventricular work for the LOTTA ventriculoscope&#46;</p></span> <span id="abst0010" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0015">Methods</span><p id="spar0045" class="elsevierStyleSimplePara elsevierViewall">We used a rigid ventriculoscope &#40;LOTTA&#44; KarlStorz&#41; with an electromagnetic stylet &#40;S8-StealthSystem&#44; Medtronic&#41; as the main navigation tool&#46; The protocol is based on a 3D printed trocar or alternatively&#44; on a modification of the original trocar for extraventricular phase navigation and a modified pediatric nasogastric tube for intraventricular phase navigation&#46;</p></span> <span id="abst0015" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0020">Results</span><p id="spar0050" class="elsevierStyleSimplePara elsevierViewall">The protocol can be set up in less than 10&#8201;minutes&#46; The extraventricular part is navigated by inserting the electromagnetic stylet inside the 3D printed trocar or inside the original modified trocar&#46; Intraventricular navigation is performed by combining a modified pediatric nasogastric tube with the electromagnetic stylet inside the working channel of the endoscope&#46; The most critical point is to obtain a blunt&#44; bloodless approach to the ventricle and to achieve perfect alignment of all target structures by means of previously planned pure straight trajectories&#46;</p></span> <span id="abst0020" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0025">Conclusions</span><p id="spar0055" class="elsevierStyleSimplePara elsevierViewall">This protocol is easy to set up&#44; avoids rigid head fixation&#44; bulky optical navigation accessories&#44; while allows continuous navigation of both parts of the surgery&#46; Since we have implemented this protocol&#44; we have seen a significant improvement in both simple and complex neuroendoscopy procedures as the surgery is dramatically simplified&#46;</p></span>"
        "secciones" => array:4 [
          0 => array:2 [
            "identificador" => "abst0005"
            "titulo" => "Background and objective"
          ]
          1 => array:2 [
            "identificador" => "abst0010"
            "titulo" => "Methods"
          ]
          2 => array:2 [
            "identificador" => "abst0015"
            "titulo" => "Results"
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          3 => array:2 [
            "identificador" => "abst0020"
            "titulo" => "Conclusions"
          ]
        ]
      ]
      "es" => array:3 [
        "titulo" => "Resumen"
        "resumen" => "<span id="abst0025" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0035">Antecedentes y objetivo</span><p id="spar0060" class="elsevierStyleSimplePara elsevierViewall">La neuronavegaci&#243;n en ventriculoscopia se ha descrito en varios trabajos&#46; Sin embargo&#44; existen diferentes ventriculoscopios y sistemas de navegaci&#243;n&#46; Debido a estas diferentes combinaciones&#44; es dif&#237;cil encontrar protocolos detallados de navegaci&#243;n para cada ventriculoscopio&#46; Describimos&#44; paso a paso&#44; un m&#233;todo sencillo para navegar tanto la trayectoria hasta alcanzar el sistema ventricular&#44; como el trabajo intraventricular para el ventriculoscopio LOTTA&#46;</p></span> <span id="abst0030" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0040">Material y m&#233;todos</span><p id="spar0065" class="elsevierStyleSimplePara elsevierViewall">Utilizamos un ventriculoscopio r&#237;gido &#40;LOTTA&#44; KarlStorz&#41; con un estilete electromagn&#233;tico &#40;S8-StealthSystem&#44; Medtronic&#41; como herramienta principal de navegaci&#243;n&#46; El protocolo se basa en un trocar impreso en 3D o alternativamente&#44; en una modificaci&#243;n del tr&#243;car original para la navegaci&#243;n de la fase extraventricular y en una sonda nasog&#225;strica pedi&#225;trica modificada para la navegaci&#243;n de la fase intraventricular&#46;</p></span> <span id="abst0035" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0045">Resultados</span><p id="spar0070" class="elsevierStyleSimplePara elsevierViewall">El protocolo puede configurarse en menos de 10 minutos&#46; La parte extraventricular se navega introduciendo el estilete electromagn&#233;tico dentro del trocar impreso en 3D o dentro del tr&#243;car original modificado&#46; La navegaci&#243;n intraventricular se realiza combinando una sonda nasog&#225;strica pedi&#225;trica modificada con el estilete electromagn&#233;tico dentro del canal de trabajo del endoscopio&#46; El punto m&#225;s cr&#237;tico consiste en obtener un acceso al ventr&#237;culo romo&#44; exento de sangre y lograr una alineaci&#243;n perfecta de todas las estructuras diana mediante trayectorias rectas puras previamente planificadas&#46;</p></span> <span id="abst0040" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle" id="sect0050">Conclusiones</span><p id="spar0075" class="elsevierStyleSimplePara elsevierViewall">Este protocolo es f&#225;cil de configurar&#44; evita la fijaci&#243;n r&#237;gida de la cabeza&#44; los voluminosos accesorios de navegaci&#243;n &#243;ptica&#44; y a su vez permite la navegaci&#243;n continua de ambas partes de la cirug&#237;a&#46; Desde que hemos implantado este protocolo&#44; hemos observado una mejora significativa tanto en los procedimientos de neuroendoscopia sencillos como en los complejos ya que la cirug&#237;a se simplifica de forma dr&#225;stica&#46;</p></span>"
        "secciones" => array:4 [
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            "identificador" => "abst0025"
            "titulo" => "Antecedentes y objetivo"
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          1 => array:2 [
            "identificador" => "abst0030"
            "titulo" => "Material y m&#233;todos"
          ]
          2 => array:2 [
            "identificador" => "abst0035"
            "titulo" => "Resultados"
          ]
          3 => array:2 [
            "identificador" => "abst0040"
            "titulo" => "Conclusiones"
          ]
        ]
      ]
    ]
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Article information
ISSN: 25298496
Original language: English
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