{"id":32548,"date":"2026-09-06T18:49:00","date_gmt":"2026-09-06T22:49:00","guid":{"rendered":"https:\/\/www.rigicon.com\/?post_type=glossary-term&p=32548"},"modified":"2026-09-07T06:14:00","modified_gmt":"2026-09-07T10:14:00","slug":"expansor-tecidual","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/expansor-tecidual\/","title":{"rendered":"Expansor Tecidual"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[141],"glossary-product":[104],"class_list":["post-32548","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-erectile-dysfunction-treatments","glossary-product-infla10-pulse-ipp-series"],"acf":{"gt-definition":"<p>Um expansor tecidual \u00e9 um dispositivo prot\u00e9tico projetado especificamente para alongar gradualmente o tecido cavernoso fibr\u00f3tico por meio de expans\u00e3o mec\u00e2nica controlada. Em aplica\u00e7\u00f5es urol\u00f3gicas, os expansores teciduais frequentemente funcionam como pr\u00f3teses penianas infl\u00e1veis (IPPs) que desempenham um duplo prop\u00f3sito: proporcionar um grau de fun\u00e7\u00e3o er\u00e9til e, simultaneamente, expandir o tecido cavernoso cicatricial ou fibr\u00f3tico ao longo do tempo<sup>1<\/sup>. Esses dispositivos funcionam aplicando press\u00e3o radial consistente na t\u00fanica albug\u00ednea e nos espa\u00e7os cavernosos. Acredita-se que essa press\u00e3o induza vias de mecanotransdu\u00e7\u00e3o que estimulam a adapta\u00e7\u00e3o celular e a remodela\u00e7\u00e3o tecidual, permitindo efetivamente a expans\u00e3o gradual do tecido<sup>2<\/sup>. O processo de expans\u00e3o geralmente requer ciclos regulares de insufla\u00e7\u00e3o durante um per\u00edodo de 8 a 12 meses para alcan\u00e7ar o alongamento tecidual ideal, o que pode permitir o implante subsequente de cilindros prot\u00e9ticos maiores ou uma melhor acomoda\u00e7\u00e3o cavernosa para um implante existente ou futuro<sup>3<\/sup>.<\/p>\n","gt-synonyms":"Pr\u00f3tese peniana infl\u00e1vel (quando usada como expansor tecidual), expansor tecidual por IPP, expansor tecidual cavernoso, expansor prot\u00e9tico peniano, expansor prot\u00e9tico de tamanho reduzido, dilatador tecidual mec\u00e2nico","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>O uso de uma pr\u00f3tese peniana infl\u00e1vel como expansor tecidual \u00e9 clinicamente indicado para pacientes com fibrose cavernosa grave secund\u00e1ria a condi\u00e7\u00f5es como priapismo, infec\u00e7\u00f5es prot\u00e9ticas pr\u00e9vias, doen\u00e7a de Peyronie extensa ou m\u00faltiplas cirurgias reconstrutivas penianas pr\u00e9vias malsucedidas<sup>1<\/sup>. Os crit\u00e9rios de sele\u00e7\u00e3o de pacientes incluem suprimento vascular adequado para o p\u00eanis, aus\u00eancia de infec\u00e7\u00e3o ativa e expectativas realistas do paciente quanto ao processo de expans\u00e3o, cronograma e poss\u00edveis resultados. O procedimento cir\u00fargico geralmente envolve o implante inicial de cilindros de IPP de tamanho apropriado, frequentemente reduzidos (downsized). Isso \u00e9 seguido por um protocolo estruturado de insufla\u00e7\u00e3o, que pode envolver o ciclo di\u00e1rio ou regular do dispositivo por um per\u00edodo de 8 a 12 meses ou mais, conforme determinado pelos objetivos cl\u00ednicos e pela resposta do paciente<sup>1<\/sup>. Estudos cl\u00ednicos demonstraram que essa abordagem pode levar a aumentos significativos no comprimento dos cilindros implant\u00e1veis (por exemplo, 0,9-1,2 cm ap\u00f3s &ge;2 anos de expans\u00e3o em algumas coortes), com uma porcentagem substancial de pacientes alcan\u00e7ando ganhos mensur\u00e1veis (por exemplo, 60% alcan\u00e7ando aumentos &gt;0,5 cm e 40% alcan\u00e7ando aumentos &ge;1 cm)<sup>1<\/sup>. As taxas de sucesso para procedimentos subsequentes de aumento de tamanho (upsizing) em pacientes adequadamente selecionados s\u00e3o relatadas como altas (aproximando-se de 90-95%), com complica\u00e7\u00f5es m\u00ednimas quando a t\u00e9cnica cir\u00fargica adequada \u00e9 empregada e a ades\u00e3o do paciente ao protocolo \u00e9 mantida<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 Tecidual Peniano no Manejo da Fibrose Cavernosa<\/title>\n<meta name=\"description\" content=\"Saiba como a pr\u00f3tese peniana infl\u00e1vel atua como expansor tecidual para tratar a fibrose cavernosa, com evid\u00eancias cl\u00ednicas e desfechos cir\u00fargicos.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, 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