{"id":32539,"date":"2026-09-06T18:49:00","date_gmt":"2026-09-06T22:49:00","guid":{"rendered":"https:\/\/www.rigicon.com\/?post_type=glossary-term&p=32539"},"modified":"2026-09-07T06:14:00","modified_gmt":"2026-09-07T10:14:00","slug":"expansor-tisular","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/es\/glossary-term\/expansor-tisular\/","title":{"rendered":"Expansor tisular"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[141],"glossary-product":[104],"class_list":["post-32539","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-erectile-dysfunction-treatments","glossary-product-infla10-pulse-ipp-series"],"acf":{"gt-definition":"<p>Un expansor tisular es un dispositivo prot\u00e9sico dise\u00f1ado espec\u00edficamente para distender gradualmente el tejido cavernoso fibr\u00f3tico mediante una expansi\u00f3n mec\u00e1nica controlada. En las aplicaciones urol\u00f3gicas, los expansores tisulares suelen funcionar como pr\u00f3tesis de pene inflables (IPP) que cumplen un doble prop\u00f3sito: proporcionar cierto grado de funci\u00f3n er\u00e9ctil al tiempo que expanden progresivamente el tejido cavernoso cicatricial o fibr\u00f3tico a lo largo del tiempo<sup>1<\/sup>. Estos dispositivos act\u00faan aplicando una presi\u00f3n radial constante sobre la t\u00fanica albug\u00ednea y los espacios cavernosos. Se considera que esta presi\u00f3n induce v\u00edas de mecanotransducci\u00f3n que estimulan la adaptaci\u00f3n celular y la remodelaci\u00f3n tisular, lo que permite de manera eficaz una expansi\u00f3n tisular gradual<sup>2<\/sup>. El proceso de expansi\u00f3n suele requerir ciclos regulares de inflado durante un per\u00edodo de 8 a 12 meses para lograr un estiramiento tisular \u00f3ptimo, lo que puede permitir la posterior implantaci\u00f3n de cilindros prot\u00e9sicos de mayor tama\u00f1o o una mejor acomodaci\u00f3n cavernosa para un implante existente o futuro<sup>3<\/sup>.<\/p>\n","gt-synonyms":"Pr\u00f3tesis de pene inflable (cuando se utiliza como expansor tisular), expansor tisular IPP, expansor tisular cavernoso, expansor prot\u00e9sico peneano, expansor prot\u00e9sico de tama\u00f1o reducido (downsized), distensor tisular mec\u00e1nico","gt-citation":"[1] Chung, P. H., Siegel, J. A., Tausch, T. J., Klein, A. K., Scott, J. M., & Morey, A. F. (2017). Inflatable penile prosthesis as tissue expander: what is the evidence? International Brazilian Journal of Urology, 43(5), 911-916. DOI: 10.1590\/S1677-5538.IBJU.2016.0528\n\n[2] Wilson, S. K., Delk, J. R., Mulcahy, J. J., Cleves, M., & Salem, E. A. (2006). Upsizing of inflatable penile implant cylinders in patients with corporal fibrosis. The Journal of Sexual Medicine, 3(4), 736-742. DOI: 10.1111\/j.1743-6109.2006.00263.x\n\n[3] Kajbafzadeh, A. M., Sina, A., & Payabvash, S. (2007). Management of multiple failed repairs of the phallus using tissue expanders: long-term postpubertal results. The Journal of Urology, 177(5), 1872-1877. DOI: 10.1016\/j.juro.2007.01.047","gt-clinical-context":"<p>El uso de una pr\u00f3tesis de pene inflable como expansor tisular est\u00e1 cl\u00ednicamente indicado en pacientes con fibrosis cavernosa grave secundaria a afecciones como el priapismo, infecciones prot\u00e9sicas previas, enfermedad de Peyronie extensa o m\u00faltiples cirug\u00edas reconstructivas de pene fallidas<sup>1<\/sup>. Los criterios de selecci\u00f3n de pacientes incluyen una irrigaci\u00f3n vascular adecuada del pene, ausencia de infecci\u00f3n activa y expectativas realistas del paciente respecto al proceso de expansi\u00f3n, los plazos y los posibles resultados. El procedimiento quir\u00fargico suele implicar la implantaci\u00f3n inicial de cilindros de IPP de tama\u00f1o adecuado, a menudo de menor calibre o longitud reducida (downsized). A esto le sigue un protocolo de inflado estructurado, que puede implicar el ciclado diario o regular del dispositivo durante un per\u00edodo de 8 a 12 meses o m\u00e1s, seg\u00fan lo determinen los objetivos cl\u00ednicos y la respuesta del paciente<sup>1<\/sup>. Los estudios cl\u00ednicos han demostrado que este enfoque puede dar lugar a aumentos significativos en la longitud de los cilindros implantables (p. ej., 0,9-1,2 cm tras &ge;2 a\u00f1os de expansi\u00f3n en algunas cohortes), con un porcentaje sustancial de pacientes que logran ganancias cuantificables (p. ej., un 60 % logra aumentos &gt;0,5 cm y un 40 % alcanza aumentos &ge;1 cm)<sup>1<\/sup>. Las tasas de \u00e9xito en los procedimientos posteriores de aumento de tama\u00f1o (upsizing) en pacientes adecuadamente seleccionados se consideran elevadas (en torno al 90-95 %), con complicaciones m\u00ednimas cuando se emplea una t\u00e9cnica quir\u00fargica adecuada y se mantiene la adherencia del paciente al protocolo<sup>2<\/sup>.<\/p>\n","gt-related-evidence":null,"gt-featured":false,"gt-ai-referenced":false,"gt-view-count":0},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v28.4 (Yoast SEO v28.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Expansor tisular en pr\u00f3tesis de pene para fibrosis<\/title>\n<meta name=\"description\" content=\"Conozca c\u00f3mo la pr\u00f3tesis de pene act\u00faa como expansor tisular para tratar la fibrosis cavernosa, con evidencia cl\u00ednica y resultados.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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