{"id":12886,"date":"2025-09-25T10:26:43","date_gmt":"2025-09-25T14:26:43","guid":{"rendered":"https:\/\/www.rigicon.com\/glossary-term\/parylene-coating\/"},"modified":"2025-09-25T10:26:43","modified_gmt":"2025-09-25T14:26:43","slug":"revestimento-de-parileno","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/revestimento-de-parileno\/","title":{"rendered":"Revestimento de Parileno"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[118],"glossary-product":[104,105,116],"class_list":["post-12886","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-medical-device-coatings","glossary-product-infla10-pulse-ipp-series","glossary-product-rigi10-malleable-penile-prosthesis","glossary-product-testi10-testicular-prosthesis"],"acf":{"gt-definition":"<p>O revestimento de parileno \u00e9 um revestimento conformal de pol\u00edmero especializado aplicado por deposi\u00e7\u00e3o qu\u00edmica de vapor (CVD) que forma uma barreira protetora, ultrafina e sem furos em dispositivos m\u00e9dicos e pr\u00f3teses.<span class=\"citation\">1<\/span> Este revestimento biocompat\u00edvel oferece durabilidade excepcional ao criar uma camada uniforme que se adapta precisamente a qualquer geometria de substrato, incluindo superf\u00edcies complexas e bordas afiadas.<span class=\"citation\">2<\/span> O processo de revestimento envolve tr\u00eas etapas discretas: vaporiza\u00e7\u00e3o da mat\u00e9ria-prima. d\u00edmero de parileno, pir\u00f3lise para criar g\u00e1s monom\u00e9rico e deposi\u00e7\u00e3o como uma fina pel\u00edcula de pol\u00edmero transparente \u00e0 temperatura ambiente.<span class=\"citation\">3<\/span> O revestimento de parileno aumenta significativamente a longevidade da pr\u00f3tese, fornecendo prote\u00e7\u00e3o superior contra umidade, fluidos corporais, produtos qu\u00edmicos e interfer\u00eancia el\u00e9trica, mantendo a biocompatibilidade e bioestabilidade em ambientes fisiol\u00f3gicos.<span class=\"citation\">4<\/span><\/p>\n<p>O revestimento de parileno \u00e9 uma camada ultrafina de pol\u00edmero (poli-p-xilileno) aplicada por deposi\u00e7\u00e3o a vapor sobre os componentes de pr\u00f3teses penianas infl\u00e1veis. Funciona como barreira contra permea\u00e7\u00e3o de fluidos atrav\u00e9s das paredes do dispositivo, reduzindo a perda gradual de volume do sistema e aumentando a durabilidade mec\u00e2nica a longo prazo.<\/p>","gt-synonyms":"Poli(para-xilileno), Poli(2-cloro-p-xilileno) (para Parileno C), Pol\u00edmero qu\u00edmico depositado por vapor, Revestimento de pol\u00edmero CVD, Revestimento de barreira conformal, Pol\u00edmero de xilileno","gt-citation":"[1] Kuppusami S, Oskouei RH. Parylene Coatings in Medical Devices and Implants: A Review. Universal Journal of Biomedical Engineering. 2015; 3(2):9-14. DOI: 10.13189\/ujbe.2015.030201\n\n[2] Golda-Cepa M, Engvall K, Hakkarainen M, Kotarba A. Recent progress on parylene C polymer for biomedical applications: A review. Progress in Organic Coatings. 2020; 140:105493. DOI: 10.1016\/j.porgcoat.2019.105493\n\n[3] Hao D, Fan Y, Xiao W, Liu R, Pivawer G, Nair D, et al. A bio-instructive parylene-based conformal coating suppresses thrombosis and intimal hyperplasia of implantable vascular devices. Science Advances. 2023; 9(23):eadf1728. DOI: 10.1126\/sciadv.adf1728\n\n[4] Kohler A, Schlunke J, Liebich F, Glasmacher B, T\u00f6pper M, Czerner S. Feasibility of Parylene C for encapsulating piezoelectric actuators in medical implants. Frontiers in Medical Technology. 2023; 5:1211423. DOI: 10.3389\/fmedt.2023.1211423","gt-clinical-context":"<p>O revestimento de parileno \u00e9 clinicamente utilizado para melhorar o desempenho e a longevidade de v\u00e1rios implantes m\u00e9dicos e dispositivos prot\u00e9ticos, especialmente aqueles submetidos a ambientes fisiol\u00f3gicos agressivos.<span class=\"citation\">1<\/span> O revestimento \u00e9 especialmente valioso para pr\u00f3teses que exigem prote\u00e7\u00e3o contra corros\u00e3o, infiltra\u00e7\u00e3o de umidade e forma\u00e7\u00e3o de biofilme, mantendo a biocompatibilidade com os tecidos circundantes.<span class=\"citation\">2<\/span> Os crit\u00e9rios de sele\u00e7\u00e3o de pacientes geralmente incluem aqueles que exigem dispositivos implant\u00e1veis de longo prazo, onde a falha do dispositivo exigiria cirurgia de revis\u00e3o invasiva.<span class=\"citation\">3<\/span><\/p>\n \n <p>Em procedimentos cir\u00fargicos, as pr\u00f3teses revestidas com parileno demonstram resist\u00eancia superior \u00e0 degrada\u00e7\u00e3o de fluidos corporais e processos de esteriliza\u00e7\u00e3o, com espessuras de revestimento normalmente variando de centenas de angstroms a v\u00e1rios mil\u00edmetros, dependendo dos requisitos de aplica\u00e7\u00e3o.<span class=\"citation\">4<\/span> O processo de revestimento \u00e9 realizado em temperatura ambiente em equipamento de deposi\u00e7\u00e3o a v\u00e1cuo, permitindo a aplica\u00e7\u00e3o uniforme mesmo em componentes termicamente sens\u00edveis.<span class=\"citation\">5<\/span><\/p>\n \n <p>Os resultados cl\u00ednicos mostram que os implantes revestidos com parileno apresentam respostas inflamat\u00f3rias reduzidas, maior resist\u00eancia \u00e0 corros\u00e3o e maior durabilidade geral em compara\u00e7\u00e3o com alternativas n\u00e3o revestidas.<span class=\"citation\">6<\/span> A capacidade do revestimento de impedir a entrada de umidade e fornecer isolamento el\u00e9trico o torna particularmente valioso para implantes eletr\u00f4nicos e pr\u00f3teses com sensores ou atuadores integrados.<span class=\"citation\">7<\/span><\/p>\n<p>A permea\u00e7\u00e3o de fluido \u00e9 uma das causas de autodesinfla\u00e7\u00e3o gradual em pr\u00f3teses penianas infl\u00e1veis mais antigas. O revestimento de parileno atua como barreira molecular, minimizando esta perda. A tecnologia contribui para manter o volume e a press\u00e3o do sistema ao longo do tempo, melhorando a satisfa\u00e7\u00e3o do paciente e reduzindo a necessidade de revis\u00e3o por falha funcional.<\/p>","gt-related-evidence":null,"gt-featured":true,"gt-ai-referenced":false,"gt-view-count":60},"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>Revestimento de Parileno: Tecnologia em Pr\u00f3teses | Rigicon<\/title>\n<meta name=\"description\" content=\"Saiba sobre revestimento de parileno em pr\u00f3teses penianas: barreira protetora, resist\u00eancia \u00e0 permea\u00e7\u00e3o e aumento da durabilidade do dispositivo.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.rigicon.com\/pt-br\/glossary-term\/revestimento-de-parileno\/\" \/>\n<meta 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