{"id":12824,"date":"2025-08-05T09:53:29","date_gmt":"2025-08-05T13:53:29","guid":{"rendered":"https:\/\/www.rigicon.com\/glossary-term\/sacral-neuromodulation\/"},"modified":"2025-08-05T09:53:29","modified_gmt":"2025-08-05T13:53:29","slug":"neuromodulacao-sacral","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/neuromodulacao-sacral\/","title":{"rendered":"Neuromodula\u00e7\u00e3o Sacral"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[123],"glossary-product":[],"class_list":["post-12824","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-urinary-incontinence-treatments"],"acf":{"gt-definition":"<p>A neuromodula\u00e7\u00e3o sacral (SNM) \u00e9 uma abordagem terap\u00eautica minimamente invasiva bem estabelecida que envolve a implanta\u00e7\u00e3o de um dispositivo neuroestimulador para fornecer impulsos el\u00e9tricos controlados aos nervos sacrais (normalmente S3-S4). dist\u00farbios.<sup>3<\/sup> A terapia funciona principalmente evocando a atividade aferente das ra\u00edzes nervosas sacrais, que modula o processamento sensorial e o reflexo da mic\u00e7\u00e3o, em vez de atrav\u00e9s da estimula\u00e7\u00e3o motora direta.<sup>4<\/sup> <sup>5<\/sup> Esta neuromodula\u00e7\u00e3o pode facilitar a mic\u00e7\u00e3o ao inibir os reflexos de prote\u00e7\u00e3o da mic\u00e7\u00e3o, resultando na diminui\u00e7\u00e3o do t\u00f4nus \u200b\u200bdo esf\u00edncter uretral e na contra\u00e7\u00e3o funcional do detrusor em casos de reten\u00e7\u00e3o, ou bloqueando a atividade irregular da fibra C em casos de hiperatividade.<sup>6<\/sup> <sup>7<\/sup><\/p>\n<p>A neuromodula\u00e7\u00e3o sacral (NMS) \u00e9 um tratamento que utiliza estimula\u00e7\u00e3o el\u00e9trica das ra\u00edzes nervosas sacrais (principalmente S3) para modular a fun\u00e7\u00e3o vesical e intestinal. Consiste em um neuroestimulador implant\u00e1vel e um eletrodo posicionado no forame sacral. \u00c9 indicada para bexiga hiperativa refrat\u00e1ria, reten\u00e7\u00e3o urin\u00e1ria n\u00e3o obstrutiva e incontin\u00eancia fecal.<\/p>","gt-synonyms":"Estimula\u00e7\u00e3o do nervo sacral (SNS), Modula\u00e7\u00e3o do nervo sacral, SNM, SNS, Neuromodulador sacral, Terapia InterStim, Terapia Ax\u00f4nica","gt-citation":"[1] Feloney MP, Stauss K, Leslie SW. Sacral Neuromodulation. StatPearls [Internet]. Last Update: April 18, 2024. DOI: https:\/\/www.ncbi.nlm.nih.gov\/books\/NBK567751\/\n\n[2] Thomas L, Hashim H. Sacral neuromodulation for voiding dysfunction and urinary retention. Continence. 2024;11:101337. DOI: https:\/\/doi.org\/10.1016\/j.cont.2024.101337\n\n[3] Spilotros M, Gerbasi S, Lasorsa F, de Rienzo G, Balducci L, Ditonno P, Lucarelli G. Sacral Neuromodulation: Device Improvement and Current Applications in Urology. Medicina. 2024;60(3):509. DOI: https:\/\/doi.org\/10.3390\/medicina60030509\n\n[4] Tanagho EA, Schmidt RA. Electrical stimulation in the clinical management of the neurogenic bladder. J Urol. 1988;140(6):1331-1339. DOI: https:\/\/doi.org\/10.1016\/s0022-5347(17)42073-8\n\n[5] Kavia RB, Dasgupta R, Fowler CJ. Functional imaging and the central control of the bladder. J Comp Neurol. 2005;493(1):27-32. DOI: https:\/\/doi.org\/10.1002\/cne.20753\n\n[6] Amundsen CL, Webster GD. Sacral neuromodulation for control of refractory lower urinary tract symptoms. Curr Urol Rep. 2002;3(5):373-379. DOI: https:\/\/doi.org\/10.1007\/s11934-002-0020-0\n\n[7] Leng WW, Dmochowski RR. Sacral neuromodulation for refractory detrusor overactivity: a review. Urology. 2005;65(4):645-651. DOI: https:\/\/doi.org\/10.1016\/j.urology.2004.11.026","gt-clinical-context":"<p>A neuromodula\u00e7\u00e3o sacral \u00e9 indicada principalmente para pacientes com disfun\u00e7\u00f5es refrat\u00e1rias do trato urin\u00e1rio inferior e do intestino que n\u00e3o responderam adequadamente a tratamentos conservadores ou interven\u00e7\u00f5es farmacol\u00f3gicas.<sup>1<\/sup> <sup>3<\/sup> A terapia recebeu aprova\u00e7\u00e3o da FDA para incontin\u00eancia de urg\u00eancia em 1997 e para urg\u00eancia\/frequ\u00eancia e reten\u00e7\u00e3o urin\u00e1ria n\u00e3o obstrutiva em 1999.<sup>3<\/sup><\/p>\n \n <p>As principais aplica\u00e7\u00f5es cl\u00ednicas incluem:<\/p>\n \n <ul>\n <li><strong>Dist\u00farbios Urin\u00e1rios<\/strong>: S\u00edndrome da bexiga hiperativa (com ou sem incontin\u00eancia), urg\u00eancia urin\u00e1ria, frequ\u00eancia e reten\u00e7\u00e3o urin\u00e1ria n\u00e3o obstrutiva.<sup>1<\/sup> <sup>2<\/sup> <sup>3<\/sup> Estudos demonstraram uma taxa de sucesso de 83% para bexiga hiperativa entre pacientes submetidos a implanta\u00e7\u00e3o.<sup>1<\/sup><\/li>\n \n <li><strong>Dist\u00farbios intestinais<\/strong>: Incontin\u00eancia fecal cr\u00f4nica, com aproximadamente 80% dos pacientes apresentando melhora duradoura de pelo menos 50% em seus problemas de vazamento.<sup>1<\/sup><\/li>\n \n <li><strong>Condi\u00e7\u00f5es Neurog\u00eanicas<\/strong>: Eficaz em condi\u00e7\u00f5es neurog\u00eanicas da bexiga, como esclerose m\u00faltipla, meningomielocele e les\u00e3o medular.<sup>1<\/sup><\/li><\/ul>\n \n <p>O procedimento envolve uma abordagem em duas etapas:<\/p>\n <ul>\n <li>Uma fase inicial de teste em que um eletrodo tempor\u00e1rio \u00e9 colocado para avaliar a resposta terap\u00eautica<\/li>\n <li>Implanta\u00e7\u00e3o permanente do neuroestimulador se o estudo demonstrar melhora significativa dos sintomas (normalmente >50%)<sup>2<\/sup> <sup>3<\/sup><\/li><\/ul>\n \n <p>Os crit\u00e9rios de sele\u00e7\u00e3o de pacientes incluem:<\/p>\n <ul>\n <li>Falha no tratamento conservador e farmacol\u00f3gico<\/li>\n <li>Aus\u00eancia de obstru\u00e7\u00e3o anat\u00f4mica ou dist\u00farbio neurol\u00f3gico corrig\u00edvel<\/li>\n <li>Estabilidade psicol\u00f3gica e capacidade de operar o dispositivo<\/li>\n <li>Resposta bem-sucedida durante a fase de teste<sup>2<\/sup><\/li><\/ul>\n \n <p>O procedimento de implanta\u00e7\u00e3o \u00e9 realizado sob anestesia local ou geral com o paciente em posi\u00e7\u00e3o prona. O eletrodo quadripolar \u00e9 posicionado percutaneamente sob orienta\u00e7\u00e3o de fluoroscopia atrav\u00e9s do terceiro forame sacral seguindo a trajet\u00f3ria de S3.<sup>3<\/sup> Dispositivos modernos incluem sistemas recarreg\u00e1veis e op\u00e7\u00f5es seguras para resson\u00e2ncia magn\u00e9tica, com longevidade da bateria variando de 5 a 15 anos dependendo do sistema espec\u00edfico.<sup>3<\/sup><\/p>\n<p>A EAU 2023 recomenda NMS como tratamento de terceira linha para bexiga hiperativa que n\u00e3o responde a terapia comportamental e farmacol\u00f3gica. O procedimento \u00e9 realizado em duas fases: teste tempor\u00e1rio (2-4 semanas) seguido de implante definitivo em respondedores (melhora > 50%). A taxa de sucesso a longo prazo \u00e9 de 60-70%. Complica\u00e7\u00f5es incluem dor no s\u00edtio de implante, migra\u00e7\u00e3o do eletrodo e necessidade de revis\u00e3o em 15-30% em 5 anos.<\/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 v27.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Neuromodula\u00e7\u00e3o Sacral: Tratamento de Disfun\u00e7\u00e3o Vesical | Rigicon<\/title>\n<meta name=\"description\" content=\"Saiba sobre neuromodula\u00e7\u00e3o sacral para bexiga hiperativa, reten\u00e7\u00e3o urin\u00e1ria e incontin\u00eancia fecal. Mecanismo, implanta\u00e7\u00e3o e resultados. 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