{"id":12872,"date":"2025-08-14T10:22:21","date_gmt":"2025-08-14T14:22:21","guid":{"rendered":"https:\/\/www.rigicon.com\/glossary-term\/cuff-pressure\/"},"modified":"2026-10-06T12:50:55","modified_gmt":"2026-10-06T16:50:55","slug":"pressao-do-cuff","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/pressao-do-cuff\/","title":{"rendered":"Press\u00e3o do Cuff"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[113],"glossary-product":[108,107],"class_list":["post-12872","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-surgical-devices","glossary-product-conticlassic-aus","glossary-product-contireflex-enhanced-aus"],"acf":{"gt-definition":"<p>\n        A press\u00e3o do manguito (cuff) refere-se \u00e0 press\u00e3o mantida pelo manguito de um esf\u00edncter urin\u00e1rio artificial (AUS), um componente de dispositivo m\u00e9dico que envolve a uretra e exerce compress\u00e3o controlada para impedir a perda involunt\u00e1ria de urina.<span class=\"citation\">\u00b9<\/span> Essa press\u00e3o \u00e9 gerada por um sistema preenchido com l\u00edquido e regulada por um bal\u00e3o regulador de press\u00e3o (PRB) implantado na parte inferior do abdome do paciente.<span class=\"citation\">\u00b2<\/span> A press\u00e3o do manguito \u00e9 cuidadosamente calibrada para proporcionar compress\u00e3o uretral suficiente para manter a contin\u00eancia, minimizando ao mesmo tempo o risco de les\u00e3o ou eros\u00e3o do tecido uretral.<span class=\"citation\">\u00b3<\/span> Medida em cent\u00edmetros de \u00e1gua (cmH\u2082O), a press\u00e3o t\u00edpica do manguito varia de 41 a 90 cmH\u2082O, sendo que a maioria dos pacientes necessita de press\u00f5es entre 51-70 cmH\u2082O para um funcionamento ideal.<span class=\"citation\">\u2074<\/span> A press\u00e3o pode ser liberada temporariamente por meio de um mecanismo de bomba quando o paciente deseja urinar, permitindo que o manguito se esvazie e que a urina passe pela uretra.<span class=\"citation\">\u2075<\/span>\n    <\/p>","gt-synonyms":"Press\u00e3o AUS, press\u00e3o oclusiva uretral, press\u00e3o do manguito esfincteriano, press\u00e3o PRB, press\u00e3o esfincteriana artificial","gt-citation":"[1] Carson CC. Artificial urinary sphincter: current status and future directions. Asian J Androl. 2020;22(2):154-157. DOI: 10.4103\/aja.aja_5_20\n\n[2] Klock JA, Palacios AR, Leslie SW, Feloney MP. Artificial Urinary Sphincters and Adjustable Dual-Balloon Continence Therapy in Men. In: StatPearls. Treasure Island (FL): StatPearls Publishing; 2023. PMID: 37983344. https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK597382\/\n\n[3] Frazier RL, Jones ME, Hofer MD. Artificial Urinary Sphincter Complications: A Narrative Review. J Clin Med. 2024;13(7):1913. DOI: 10.3390\/jcm13071913. PMID: 38610677\n\n[4] Knight SL, Susser J, Greenwell T, Mundy AR, Craggs MD. A new artificial urinary sphincter with conditional occlusion for stress urinary incontinence: preliminary clinical results. Eur Urol. 2006;50(3):574-580. DOI: 10.1016\/j.eururo.2006.03.065. PMID: 16720077\n\n[5] Medical Clinics of North America. Artificial Urinary Sphincter. 2018. Available from: https:\/\/www.sciencedirect.com\/topics\/medicine-and-dentistry\/artificial-urinary-sphincter","gt-clinical-context":"<p>\n        A press\u00e3o do manguito (cuff) \u00e9 um par\u00e2metro cr\u00edtico no tratamento da incontin\u00eancia urin\u00e1ria de esfor\u00e7o (IUE) com dispositivos de esf\u00edncter urin\u00e1rio artificial, particularmente em pacientes do sexo masculino ap\u00f3s prostatectomia radical ou outras cirurgias da pr\u00f3stata que podem lesar o esf\u00edncter uretral externo.<span class=\"citation\">\u00b9<\/span> A escolha da press\u00e3o adequada do manguito \u00e9 individualizada com base na gravidade da incontin\u00eancia, na condi\u00e7\u00e3o uretral e em fatores de risco espec\u00edficos do paciente.<span class=\"citation\">\u00b2<\/span>\n    <\/p>\n    \n    <p>\n        Os crit\u00e9rios de sele\u00e7\u00e3o de pacientes para implante de AUS com press\u00e3o do manguito otimizada incluem defici\u00eancia esfincteriana intr\u00ednseca comprovada, destreza manual adequada para operar o mecanismo da bomba e aus\u00eancia de infec\u00e7\u00f5es ativas do trato urin\u00e1rio ou de disfun\u00e7\u00e3o vesical significativa.<span class=\"citation\">\u00b3<\/span> Pacientes com determinados fatores de risco uretrais (por exemplo, radioterapia p\u00e9lvica pr\u00e9via, uretroplastia pr\u00e9via ou eros\u00e3o pr\u00e9via de AUS) podem se beneficiar de press\u00f5es do manguito mais baixas (por exemplo, 51-60 cmH\u2082O) para minimizar complica\u00e7\u00f5es como a eros\u00e3o uretral.<span class=\"citation\">\u2074<\/span>\n    <\/p>\n    \n    <p>\n        O procedimento cir\u00fargico envolve a coloca\u00e7\u00e3o do manguito infl\u00e1vel ao redor da uretra bulbar, com o bal\u00e3o regulador de press\u00e3o implantado no espa\u00e7o pr\u00e9-vesical ou em uma posi\u00e7\u00e3o submuscular alta na parede abdominal.<span class=\"citation\">\u00b2<\/span> O tamanho do manguito \u00e9 cuidadosamente medido, com tamanhos que variam de 3,5 a 11 cm em incrementos de meio cent\u00edmetro, sendo o de 4 cm o mais utilizado em homens.<span class=\"citation\">\u00b2<\/span> O bal\u00e3o regulador de press\u00e3o est\u00e1 dispon\u00edvel em 5 faixas de press\u00e3o de \u00e1gua: 41-50, 51-60, 61-70, 71-80 e 81-90 cmH\u2082O, sendo a escolha baseada na menor press\u00e3o necess\u00e1ria para o fechamento uretral.<span class=\"citation\">\u00b2<\/span>\n    <\/p>\n    \n    <p>\n        Os resultados esperados incluem altas taxas de sucesso na restaura\u00e7\u00e3o da contin\u00eancia urin\u00e1ria, com muitos pacientes alcan\u00e7ando contin\u00eancia social (0-1 absorvente por dia).<span class=\"citation\">\u2075<\/span> No entanto, as complica\u00e7\u00f5es relacionadas \u00e0 press\u00e3o do manguito podem incluir eros\u00e3o uretral (cerca de 8% no geral, 3,3-27,8% entre as s\u00e9ries), falha mec\u00e2nica (que aumenta com o tempo decorrido desde o implante) e atrofia uretral devida \u00e0 compress\u00e3o cr\u00f4nica.<span class=\"citation\">\u00b3<\/span> Dispositivos mais novos, com mecanismos de press\u00e3o do manguito ajust\u00e1vel, est\u00e3o sendo desenvolvidos para permitir ajustes de press\u00e3o ap\u00f3s o implante sem cirurgia adicional, o que pode melhorar os resultados a longo prazo.<span class=\"citation\">\u2074<\/span>\n    <\/p>","gt-related-evidence":null,"gt-featured":true,"gt-ai-referenced":false,"gt-view-count":86},"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>Press\u00e3o do Cuff: Esf\u00edncter Urin\u00e1rio Artificial | Rigicon<\/title>\n<meta name=\"description\" content=\"Saiba sobre a press\u00e3o do cuff no esf\u00edncter urin\u00e1rio artificial: equil\u00edbrio entre contin\u00eancia e preserva\u00e7\u00e3o do tecido uretral. 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