{"id":11972,"date":"2025-08-07T10:55:10","date_gmt":"2025-08-07T14:55:10","guid":{"rendered":"https:\/\/www.rigicon.com\/glossary-term\/lock-out-valve\/"},"modified":"2026-10-07T01:11:19","modified_gmt":"2026-10-07T05:11:19","slug":"valvula-de-bloqueo-lock-out-valve","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/es\/glossary-term\/valvula-de-bloqueo-lock-out-valve\/","title":{"rendered":"V\u00e1lvula de Bloqueo (Lock-Out Valve)"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[117],"glossary-product":[104,105],"class_list":["post-11972","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-prosthetic-implants","glossary-product-infla10-pulse-ipp-series","glossary-product-rigi10-malleable-penile-prosthesis"],"acf":{"gt-definition":"<p>Una v\u00e1lvula de bloqueo (lock-out valve) es un mecanismo especializado incorporado en los reservorios de las pr\u00f3tesis de pene, dise\u00f1ado para evitar el autoinflado, es decir, la transferencia involuntaria de l\u00edquido desde el reservorio a los cilindros que provoca un inflado no deseado de estos.<span class=\"superscript\">1<\/span> La v\u00e1lvula funciona creando una barrera mec\u00e1nica que impide la migraci\u00f3n del l\u00edquido con las presiones fisiol\u00f3gicas normales, pero sigue permitiendo el inflado intencionado cuando se activa la bomba.<span class=\"superscript\">2<\/span> Esta innovaci\u00f3n reduce de forma significativa la aparici\u00f3n del autoinflado, una complicaci\u00f3n molesta que puede verse favorecida por la cicatrizaci\u00f3n prevesical tras una prostatectom\u00eda radical u otras cirug\u00edas p\u00e9lvicas.<span class=\"superscript\">3<\/span><\/p>","gt-synonyms":"Dep\u00f3sito de v\u00e1lvula de bloqueo, V\u00e1lvula de bloqueo del dep\u00f3sito, V\u00e1lvula anti-autoinflado, V\u00e1lvula de prevenci\u00f3n de autoinflado","gt-citation":"[1] Wilson SK, Henry GD, Delk JR, Cleves MA. The Mentor Alpha 1 Penile Prosthesis With Reservoir Lock-out Valve: Effective Prevention of Auto-inflation With Improved Capability For Ectopic Reservoir Placement. J Urol. 2002;168(4 Pt 1):1475-1478. DOI: 10.1016\/S0022-5347(05)64477-1. PMID: 12352421\n\n[2] Hollenbeck BK, Miller DC, Ohl DA. The utility of lockout valve reservoirs in preventing autoinflation in penile prostheses. Int Urol Nephrol. 2002;34(3):379-83. DOI: 10.1023\/a:1024439705539\n\n[3] Ivan S, Pryor J, Maffucci F, Simhan J. Reservoir placement options: a state of the art review. Int J Impot Res. 2025. DOI: 10.1038\/s41443-025-01082-x","gt-clinical-context":"<p>La v\u00e1lvula de bloqueo se utiliza principalmente en las pr\u00f3tesis de pene inflables de tres componentes para el tratamiento de la disfunci\u00f3n er\u00e9ctil.<span class=\"superscript\">1<\/span> Esta innovaci\u00f3n se introdujo por primera vez en 2000 en el reservorio de una pr\u00f3tesis de pene inflable de tres componentes.<span class=\"superscript\">3<\/span><\/p>\n    \n    <p>La importancia cl\u00ednica de la v\u00e1lvula de bloqueo resulta especialmente evidente en los pacientes con un espacio retrop\u00fabico cicatricial, como los que se han sometido a prostatectom\u00eda radical, cistectom\u00eda o radioterapia.<span class=\"superscript\">2<\/span> En estos pacientes, la v\u00e1lvula de bloqueo ofrece al cirujano de implantes de pene una menor probabilidad de autoinflado cuando el reservorio se coloca en posici\u00f3n ect\u00f3pica.<span class=\"superscript\">1<\/span><\/p>\n    \n    <p>Antes de la introducci\u00f3n de las v\u00e1lvulas de bloqueo, se notificaba autoinflado en aproximadamente el 11% de los casos, y el 2% requer\u00eda revisi\u00f3n quir\u00fargica.<span class=\"superscript\">1<\/span> Los estudios han demostrado que la incorporaci\u00f3n de las v\u00e1lvulas de bloqueo ha reducido la incidencia de autoinflado al 1,3-3%.<span class=\"superscript\">1,3<\/span> En un estudio comparativo, solo 2 pacientes (1,3%) con v\u00e1lvula de bloqueo refirieron inicialmente autoinflado, y en todos ellos el problema se resolvi\u00f3 tras recibir instrucciones sobre el manejo del dispositivo, frente al 11% de los pacientes con reservorios est\u00e1ndar que presentaron autoinflado.<span class=\"superscript\">1<\/span><\/p>\n    \n    <p>El desarrollo de las v\u00e1lvulas de bloqueo tambi\u00e9n ha permitido la evoluci\u00f3n de las t\u00e9cnicas de colocaci\u00f3n alternativa del reservorio (ARP, por sus siglas en ingl\u00e9s), ya que toleran una mayor presi\u00f3n ambiental sobre el sistema sin provocar autoinflado.<span class=\"superscript\">3<\/span> Esto ha ampliado las opciones quir\u00fargicas, sobre todo en los pacientes con una anatom\u00eda p\u00e9lvica hostil o con cirug\u00edas p\u00e9lvicas previas.<span class=\"superscript\">3<\/span><\/p>","gt-related-evidence":null,"gt-featured":true,"gt-ai-referenced":false,"gt-view-count":88},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.7 (Yoast SEO v28.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>V\u00e1lvula de Bloqueo (Lock-Out Valve)<\/title>\n<meta name=\"description\" content=\"La v\u00e1lvula de bloqueo (lock-out valve) es un componente del reservorio prot\u00e9sico dise\u00f1ado para prevenir la autoinflaci\u00f3n involuntaria del implante.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" 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