{"id":12847,"date":"2025-08-12T10:31:03","date_gmt":"2025-08-12T14:31:03","guid":{"rendered":"https:\/\/www.rigicon.com\/glossary-term\/controlled-expansion-device\/"},"modified":"2025-08-12T10:31:03","modified_gmt":"2025-08-12T14:31:03","slug":"dispositivo-de-expansao-controlada","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/dispositivo-de-expansao-controlada\/","title":{"rendered":"Dispositivo de Expans\u00e3o Controlada"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[117],"glossary-product":[104,105],"class_list":["post-12847","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>Um Dispositivo de Expans\u00e3o Controlada \u00e9 um tipo especializado de pr\u00f3tese peniana infl\u00e1vel projetada especificamente para pacientes com fibrose corporal, apresentando cilindros mais estreitos que facilitam a implanta\u00e7\u00e3o em corpos cavernosos com cicatrizes ou fibr\u00f3ticos<sup>1<\/sup>. Introduzido em 1990, este design de di\u00e2metro estreito representou um avan\u00e7o inovador na tecnologia de pr\u00f3teses penianas<sup>2<\/sup>. Ao reduzir o di\u00e2metro do cilindro em compara\u00e7\u00e3o com pr\u00f3teses padr\u00e3o, o dispositivo pode ser inserido e acomodado mais facilmente em corpos corporais fibr\u00f3ticos<sup>3<\/sup>. Seu objetivo principal \u00e9 restaurar a fun\u00e7\u00e3o er\u00e9til em pacientes com fibrose corporal grave que, de outra forma, enfrentariam desafios significativos com implantes de tamanho padr\u00e3o<sup>4<\/sup>.<\/p>\n<p>O dispositivo de expans\u00e3o controlada \u00e9 uma caracter\u00edstica de certas pr\u00f3teses penianas infl\u00e1veis que permite aumento progressivo da circunfer\u00eancia peniana durante a infla\u00e7\u00e3o, al\u00e9m do comprimento. Os cilindros de expans\u00e3o controlada (CX, CXR) expandem-se radialmente conforme s\u00e3o inflados, proporcionando um ganho de at\u00e9 20% na circunfer\u00eancia em compara\u00e7\u00e3o com cilindros n\u00e3o expans\u00edveis.<\/p>","gt-synonyms":"Implante peniano de di\u00e2metro estreito, Pr\u00f3tese peniana infl\u00e1vel de expans\u00e3o restrita, Implante peniano de expans\u00e3o controlada, Pr\u00f3tese peniana infl\u00e1vel de base estreita","gt-citation":"[1] Johnson BE, Langford BT, VanDyke ME, Matz EL, Cook GS, Franzen BP, et al. Long\u2011term experience with narrow\u2011diameter controlled\u2011expansion inflatable penile prostheses in high\u2011risk patients with corporal fibrosis. Int J Impot Res. 2024;37(1):66\u201171. DOI: https:\/\/doi.org\/10.1038\/s41443-024-00962-y\n\n[2] Rowaiee R, Almidani O, Raheem OA. Commentary on: Long\u2011term experience with narrow\u2011diameter controlled\u2011expansion inflatable penile prosthesis in high\u2011risk patients with corporal fibrosis. Int J Impot Res. 2024. DOI: https:\/\/doi.org\/10.1038\/s41443-024-00981-9\n\n[3] Fernandez Crespo RE, Stroie F, Taylor L, Pignanelli M, Parker J, Carrion R. Penile fibrosis\u2014still scarring urologists today: a narrative review. Transl Androl Urol. 2024;13(1):127\u2011138. DOI: https:\/\/doi.org\/10.21037\/tau-23-206\n\n[4] Carbone DJ Jr, Daitch JA, Angermeier KW, Lakin MM, Montague DK. Management of severe corporeal fibrosis with implantation of prosthesis via a transverse scrotal approach. J Urol. 1998;159(1):125\u2011127. DOI: https:\/\/doi.org\/10.1016\/S0022-5347(01)64033-3\n\n[5] Sadeghi\u2011Nejad H. Penile prosthesis surgery: A review of prosthetic devices and associated complications. J Sex Med. 2007;4(2):296\u2011309. DOI: https:\/\/doi.org\/10.1111\/j.1743-6109.2007.00435.x","gt-clinical-context":"<p>O Dispositivo de Expans\u00e3o Controlada \u00e9 indicado principalmente para pacientes com fibrose corporal significativa, o que representa um cen\u00e1rio desafiador para implante de pr\u00f3tese peniana<sup>1<\/sup>. As causas mais comuns de fibrose peniana grave incluem explante pr\u00e9vio por infec\u00e7\u00e3o (67,3%), priapismo isqu\u00eamico (16,3%) e fibrose idiop\u00e1tica (16,3%)<sup>1<\/sup>.<\/p>\n \n <p>Os crit\u00e9rios de sele\u00e7\u00e3o de pacientes concentram-se em indiv\u00edduos com disfun\u00e7\u00e3o er\u00e9til que falharam nos tratamentos conservadores e apresentam fibrose corporal que dificultaria ou impossibilitaria o implante de pr\u00f3tese padr\u00e3o<sup>3<\/sup>. A avalia\u00e7\u00e3o pr\u00e9-operat\u00f3ria geralmente inclui ultrassonografia peniana para avaliar o grau de fibrose, o que ajuda a definir expectativas realistas do paciente em rela\u00e7\u00e3o aos resultados p\u00f3s-operat\u00f3rios<sup>3<\/sup>.<\/p>\n \n <p>O procedimento de implanta\u00e7\u00e3o cir\u00fargica normalmente envolve uma abordagem escrotal transversal, com dilata\u00e7\u00e3o cuidadosa dos corpos fibr\u00f3ticos<sup>4<\/sup>. Devido ao design mais estreito do cilindro, o dispositivo pode ser implantado com sucesso mesmo em casos gravemente fibr\u00f3ticos, onde os cilindros padr\u00e3o n\u00e3o caberiam<sup>4<\/sup>. T\u00e9cnicas e instrumentos cir\u00fargicos especializados, como cavern\u00f3tomos, podem ser empregados para criar espa\u00e7o adequado dentro dos corpos fibr\u00f3ticos<sup>3<\/sup>.<\/p>\n \n <p>Os resultados esperados incluem rigidez peniana satisfat\u00f3ria, suficiente para penetra\u00e7\u00e3o em aproximadamente 73,5% dos pacientes<sup>1<\/sup>. No entanto, os pacientes devem ser aconselhados sobre poss\u00edveis limita\u00e7\u00f5es, pois mais da metade pode relatar alguma insatisfa\u00e7\u00e3o devido \u00e0 perda percebida do comprimento e circunfer\u00eancia do p\u00eanis ap\u00f3s a implanta\u00e7\u00e3o<sup>2<\/sup>. Complica\u00e7\u00f5es p\u00f3s-operat\u00f3rias ocorrem em aproximadamente 16,3% dos casos e podem incluir infec\u00e7\u00f5es (6,1%), h\u00e9rnias de cilindro (4,1%), falhas mec\u00e2nicas (4,1%) e raramente necrose da glande (2,0%)<sup>1<\/sup>. O dispositivo apresenta resultados cir\u00fargicos aceit\u00e1veis \u200b\u200bcom aceitabilidade moderada do paciente durante o acompanhamento de longo prazo<sup>1<\/sup>.<\/p>\n<p>Na pr\u00e1tica cl\u00ednica, os dispositivos de expans\u00e3o controlada s\u00e3o preferidos por muitos cirurgi\u00f5es e pacientes por proporcionarem uma ere\u00e7\u00e3o mais natural. O aumento gradual da circunfer\u00eancia simula melhor a resposta fisiol\u00f3gica. Os cilindros CXR apresentam revestimento hidrof\u00edlico antibacteriano para redu\u00e7\u00e3o do risco de infec\u00e7\u00e3o. A sele\u00e7\u00e3o entre cilindros expans\u00edveis e n\u00e3o expans\u00edveis deve considerar a anatomia corporal e as expectativas do paciente.<\/p>","gt-related-evidence":null,"gt-featured":true,"gt-ai-referenced":false,"gt-view-count":78},"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.7 (Yoast SEO v27.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Dispositivo de Expans\u00e3o Controlada: Pr\u00f3tese Peniana | Rigicon<\/title>\n<meta name=\"description\" content=\"Saiba sobre dispositivos de expans\u00e3o controlada em pr\u00f3teses penianas infl\u00e1veis. 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