{"id":12768,"date":"2025-07-24T10:36:59","date_gmt":"2025-07-24T14:36:59","guid":{"rendered":"https:\/\/www.rigicon.com\/glossary-term\/foley-catheter\/"},"modified":"2026-10-06T12:50:55","modified_gmt":"2026-10-06T16:50:55","slug":"cateter-de-foley","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/cateter-de-foley\/","title":{"rendered":"Cateter de Foley"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[113],"glossary-product":[],"class_list":["post-12768","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-surgical-devices"],"acf":{"gt-definition":"<p>\n        O cateter de Foley \u00e9 um tubo flex\u00edvel com ponta em bal\u00e3o infl\u00e1vel, inserido pela uretra at\u00e9 a bexiga para drenar a urina.<sup>1<\/sup> Desenvolvido por Frederick Foley em 1935, esse cateter urin\u00e1rio de demora consiste em um tubo oco com dois canais separados (l\u00famens) que percorrem todo o seu comprimento.<sup>2<\/sup> O primeiro l\u00famen \u00e9 aberto em ambas as extremidades e drena a urina para uma bolsa coletora, enquanto o segundo l\u00famen possui uma v\u00e1lvula na parte externa e um bal\u00e3o na parte interna, que \u00e9 insuflado com l\u00edquido est\u00e9ril ou soro fisiol\u00f3gico para manter o cateter firmemente posicionado na bexiga.<sup>3<\/sup>\n    <\/p>\n    <p>\n        O cateter \u00e9 normalmente fabricado em silicone, l\u00e1tex ou materiais revestidos de politetrafluoroetileno, com calibres medidos na escala French (Fr), que variam de 12-16Fr para a maioria dos adultos.<sup>4<\/sup> As varia\u00e7\u00f5es modernas incluem cateteres de triplo l\u00famen, que possuem um terceiro canal usado para irrigar a bexiga com l\u00edquidos est\u00e9reis, particularmente ap\u00f3s cirurgias urol\u00f3gicas.<sup>5<\/sup> Alguns cateteres tamb\u00e9m s\u00e3o impregnados com pel\u00edculas antibacterianas ou de prata para reduzir o risco de infec\u00e7\u00f5es do trato urin\u00e1rio.<sup>6<\/sup>\n    <\/p>\n    <p>\n        A principal finalidade do cateter de Foley \u00e9 proporcionar drenagem cont\u00ednua da urina da bexiga quando a mic\u00e7\u00e3o normal n\u00e3o \u00e9 poss\u00edvel ou quando o esvaziamento vesical precisa ser monitorado.<sup>7<\/sup> Permite a medi\u00e7\u00e3o precisa do d\u00e9bito urin\u00e1rio, o que \u00e9 particularmente importante em pacientes cr\u00edticos, e pode permanecer posicionado por per\u00edodos que variam de v\u00e1rias horas a v\u00e1rias semanas, dependendo do material e da indica\u00e7\u00e3o cl\u00ednica.<sup>8<\/sup>\n    <\/p>","gt-synonyms":"Cateter urin\u00e1rio de demora, cateter de reten\u00e7\u00e3o urin\u00e1ria, cateter bal\u00e3o, cateter de reten\u00e7\u00e3o, cateter de autorreten\u00e7\u00e3o, cateter uretral, cateter vesical, tubo de drenagem urin\u00e1ria, cateter FR, Foley","gt-citation":"[1] Karmarkar R, Bodapati S, Yao L, Aroori S. A Foley catheter 'the jack of all trades': a literature review of its common and novel uses. Ann R Coll Surg Engl. 2023 Jul 12;106(6):485-491. DOI: 10.1308\/rcsann.2023.0003\n\n[2] Gould CV, Umscheid CA, Agarwal RK, Kuntz G, Pegues DA. Guideline for prevention of catheter-associated urinary tract infections 2009. Infect Control Hosp Epidemiol. 2010;31(4):319-326. DOI: 10.1086\/651091\n\n[3] Meddings J, Saint S, Fowler KE, et al. The Ann Arbor Criteria for Appropriate Urinary Catheter Use in Hospitalized Medical Patients. Ann Intern Med. 2015;162(9):S1-S34. DOI: 10.7326\/M14-1304\n\n[4] Whitlock J, Sundick S. Foley Catheter: Purpose, Care, and Usage. Verywell Health. Updated June 3, 2024. https:\/\/www.verywellhealth.com\/what-is-a-foley-catheter-3157319\n\n[5] Memorial Sloan Kettering Cancer Center. About Your Urinary (Foley) Catheter: How To Clean and Care for It. Updated June 15, 2023. https:\/\/www.mskcc.org\/cancer-care\/patient-education\/urinary-foley-catheter\n\n[6] Schweiger A, Kuster SP, Maag J, et al. Impact of an evidence-based intervention on urinary catheter utilization, associated process indicators, and infectious and non-infectious outcomes. J Hosp Infect. 2020;106(2):364-371. DOI: 10.1016\/j.jhin.2020.07.002\n\n[7] Wickins J, Rickard CM, Kasper K, et al. Indwelling urinary catheter use and adherence to clinical practice guidelines: A point prevalence study in adult hospital inpatients. J Infect Prev. 2025;26(1):11-18. DOI: 10.1177\/17571774241270995. PMID: 39555003","gt-clinical-context":"<p>\n        O cateter de Foley \u00e9 utilizado em uma ampla gama de cen\u00e1rios cl\u00ednicos em diversas especialidades m\u00e9dicas.<sup>1<\/sup> Na pr\u00e1tica urol\u00f3gica, constitui uma interven\u00e7\u00e3o prim\u00e1ria tanto para a reten\u00e7\u00e3o urin\u00e1ria aguda quanto para a cr\u00f4nica, que pode resultar de condi\u00e7\u00f5es como hiperplasia prost\u00e1tica benigna, estenoses uretrais, disfun\u00e7\u00e3o vesical neurog\u00eanica ou complica\u00e7\u00f5es p\u00f3s-cir\u00fargicas.<sup>2<\/sup> Os m\u00e9dicos tamb\u00e9m utilizam cateteres de Foley no manejo perioperat\u00f3rio, particularmente em cirurgias com dura\u00e7\u00e3o superior a uma hora, em procedimentos que envolvem o trato urin\u00e1rio ou em casos que exigem monitoramento em terapia intensiva no p\u00f3s-operat\u00f3rio.<sup>3<\/sup>\n    <\/p>\n    <p>\n        Em ambientes de terapia intensiva, os cateteres de Foley s\u00e3o essenciais para a medi\u00e7\u00e3o e o monitoramento precisos do d\u00e9bito urin\u00e1rio em pacientes hemodinamicamente inst\u00e1veis, permitindo um manejo preciso de l\u00edquidos e a detec\u00e7\u00e3o precoce de disfun\u00e7\u00e3o renal.<sup>4<\/sup> Em pacientes com les\u00f5es da medula espinal ou condi\u00e7\u00f5es neurol\u00f3gicas que afetam o controle vesical, esses cateteres podem ser utilizados como solu\u00e7\u00e3o de longo prazo para o manejo da elimina\u00e7\u00e3o urin\u00e1ria.<sup>5<\/sup>\n    <\/p>\n    <p>\n        Al\u00e9m da drenagem urin\u00e1ria tradicional, os cateteres de Foley encontraram aplica\u00e7\u00e3o em diversos procedimentos especializados. Em obstetr\u00edcia, podem ser utilizados durante a indu\u00e7\u00e3o do trabalho de parto, quando o bal\u00e3o \u00e9 insuflado no canal cervical para facilitar o amadurecimento cervical.<sup>6<\/sup> Na cirurgia gastrointestinal, as aplica\u00e7\u00f5es modificadas incluem seu uso como sondas de alimenta\u00e7\u00e3o tempor\u00e1rias ou para a administra\u00e7\u00e3o de enemas atrav\u00e9s de estomas.<sup>7<\/sup>\n    <\/p>\n    <p>\n        A sele\u00e7\u00e3o de pacientes adequados para o cateterismo com cateter de Foley segue diretrizes baseadas em evid\u00eancias para minimizar complica\u00e7\u00f5es, particularmente as infec\u00e7\u00f5es do trato urin\u00e1rio associadas a cateter (ITUACs).<sup>8<\/sup> As melhores pr\u00e1ticas atuais enfatizam o uso de cateteres somente quando clinicamente necess\u00e1rio, a escolha do menor calibre adequado (normalmente 12-16Fr em adultos), a manuten\u00e7\u00e3o de um sistema de drenagem fechado e a retirada do cateter assim que clinicamente indicado.<sup>9<\/sup> Em pacientes que necessitam de cateterismo de longo prazo, recomendam-se avalia\u00e7\u00f5es regulares e trocas do cateter (a cada 2-12 semanas, dependendo do material) para reduzir a incrusta\u00e7\u00e3o e a forma\u00e7\u00e3o de biofilme.<sup>10<\/sup>\n    <\/p>","gt-related-evidence":null,"gt-featured":true,"gt-ai-referenced":false,"gt-view-count":250},"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>Cateter de Foley: Uso e Indica\u00e7\u00f5es na Urologia | Rigicon<\/title>\n<meta name=\"description\" content=\"Saiba sobre o cateter de Foley, dispositivo para drenagem urin\u00e1ria cont\u00ednua. 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