{"id":6203,"date":"2025-12-15T12:14:41","date_gmt":"2025-12-15T11:14:41","guid":{"rendered":"https:\/\/medilogics.pt\/home\/?p=6203"},"modified":"2025-12-15T12:35:52","modified_gmt":"2025-12-15T11:35:52","slug":"radiacao-otica-artificiais-roa-e-campos-eletromagneticos-cem","status":"publish","type":"post","link":"https:\/\/medilogics.pt\/home\/2025\/12\/15\/radiacao-otica-artificiais-roa-e-campos-eletromagneticos-cem\/","title":{"rendered":"RADIA\u00c7\u00c3O \u00d3TICA ARTIFICIAIS (ROA) E CAMPOS ELETROMAGN\u00c9TICOS (CEM)"},"content":{"rendered":"<p>&nbsp;<\/p>\n<p style=\"text-align: center;\"><em><strong>Autor: Andreia Pereira, TP n.\u00ba 29471105RC5<\/strong><\/em><\/p>\n<p>No passado dia 4 de dezembro de 2025, a Medilogics, S.A. participou na <strong>sess\u00e3o t\u00e9cnica sobre radia\u00e7\u00f5es \u00f3ticas e campos eletromagn\u00e9ticos organizada pelo IEP e a ABIMOTA<\/strong>, em \u00c1gueda. Assim aproveitamos para partilhar informa\u00e7\u00e3o relevante para os nossos clientes neste \u00e2mbito.<\/p>\n<h1 style=\"text-align: center;\"><strong>Exposi\u00e7\u00e3o a Radia\u00e7\u00f5es \u00d3ticas Artificiais (ROA)<\/strong><\/h1>\n<p><img data-attachment-id=\"6208\" data-permalink=\"https:\/\/medilogics.pt\/home\/2025\/12\/15\/radiacao-otica-artificiais-roa-e-campos-eletromagneticos-cem\/imagem1-20\/\" data-orig-file=\"https:\/\/i0.wp.com\/medilogics.pt\/home\/wp-content\/uploads\/2025\/12\/Imagem1.png?fit=101%2C90&amp;ssl=1\" data-orig-size=\"101,90\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Imagem1\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/medilogics.pt\/home\/wp-content\/uploads\/2025\/12\/Imagem1.png?fit=101%2C90&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/medilogics.pt\/home\/wp-content\/uploads\/2025\/12\/Imagem1.png?fit=101%2C90&amp;ssl=1\" loading=\"lazy\" class=\"size-full wp-image-6208 aligncenter\" src=\"https:\/\/i0.wp.com\/medilogics.pt\/home\/wp-content\/uploads\/2025\/12\/Imagem1.png?resize=101%2C90&#038;ssl=1\" alt=\"\" width=\"101\" height=\"90\" data-recalc-dims=\"1\" \/><\/p>\n<p><strong>O que s\u00e3o? <\/strong><\/p>\n<p>Radia\u00e7\u00f5es eletromagn\u00e9ticas entre 100 nm e 1 mm, incluindo luz vis\u00edvel, UV e infravermelho. Podem ser coerentes (laser) ou n\u00e3o coerentes (soldadura, ilumina\u00e7\u00e3o intensa, tratamentos UV, artes e espet\u00e1culos).<\/p>\n<p><strong>A Radia\u00e7\u00e3o \u00d3tica divide-se em dois tipos:<\/strong><\/p>\n<ol>\n<li>Radia\u00e7\u00e3o coerente (Laser);<\/li>\n<li>Radia\u00e7\u00e3o n\u00e3o coerente (todos os outros).<\/li>\n<\/ol>\n<p><strong>Tipos de fontes de radia\u00e7\u00e3o:<\/strong><\/p>\n<ul>\n<li>Trabalhos a altas temperaturas;<\/li>\n<li>Fornos de siderurgias;<\/li>\n<li>Trabalhos em metal que implique soldadura;<\/li>\n<li>Trabalhos gr\u00e1ficos (p.ex. fotopolariza\u00e7\u00e3o);<\/li>\n<li>Ensaios n\u00e3o destrutivos (p.ex. UV);<\/li>\n<li>Diagn\u00f3stico e tratamento m\u00e9dico;<\/li>\n<li>Tratamento de \u00e1guas residuais;<\/li>\n<li>Artes e espet\u00e1culos.<\/li>\n<\/ul>\n<p><strong>Legisla\u00e7\u00e3o aplic\u00e1vel:<\/strong><\/p>\n<p><strong>Lei 25\/2010, de 30 de agosto<\/strong> (estabelece as prescri\u00e7\u00f5es m\u00ednimas para prote\u00e7\u00e3o dos trabalhadores contra os riscos para a sa\u00fade e a seguran\u00e7a devidos \u00e0 exposi\u00e7\u00e3o, durante o trabalho, a radia\u00e7\u00f5es \u00f3ticas de fontes artificiais, transpondo a Diretiva n.\u00ba <a href=\"https:\/\/data.europa.eu\/eli\/dir\/2006\/25\/oj?locale=pt\">2006\/25\/CE<\/a>, do Parlamento Europeu e do Conselho, de 5 de Abril) e <strong>normas EN 62471, EN 62778, EN 60825<\/strong>.<\/p>\n<p><strong>Efeitos no corpo humano:<\/strong><\/p>\n<ul>\n<li>Pele (eritema, pigmenta\u00e7\u00e3o, risco de cancro) e<\/li>\n<li>olhos (conjuntivite, cataratas).<\/li>\n<\/ul>\n<p><strong>Obriga\u00e7\u00f5es do empregador:<\/strong><\/p>\n<ul>\n<li>Avaliar fontes;<\/li>\n<li>medir irradi\u00e2ncia e radi\u00e2ncia;<\/li>\n<li>eliminar ou reduzir riscos (barreiras, EPIs);<\/li>\n<li>sinalizar, informar e formar trabalhadores;<\/li>\n<li>garantir vigil\u00e2ncia da sa\u00fade.<\/li>\n<\/ul>\n<h1 style=\"text-align: center;\"><strong>Exposi\u00e7\u00e3o Humana a Campos Eletromagn\u00e9ticos (CEM)<\/strong><\/h1>\n<p><img data-attachment-id=\"6206\" data-permalink=\"https:\/\/medilogics.pt\/home\/2025\/12\/15\/radiacao-otica-artificiais-roa-e-campos-eletromagneticos-cem\/imagem2-7\/\" data-orig-file=\"https:\/\/i0.wp.com\/medilogics.pt\/home\/wp-content\/uploads\/2025\/12\/Imagem2.png?fit=93%2C81&amp;ssl=1\" data-orig-size=\"93,81\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"Imagem2\" data-image-description=\"\" data-image-caption=\"\" data-medium-file=\"https:\/\/i0.wp.com\/medilogics.pt\/home\/wp-content\/uploads\/2025\/12\/Imagem2.png?fit=93%2C81&amp;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/medilogics.pt\/home\/wp-content\/uploads\/2025\/12\/Imagem2.png?fit=93%2C81&amp;ssl=1\" loading=\"lazy\" class=\"size-full wp-image-6206 aligncenter\" src=\"https:\/\/i0.wp.com\/medilogics.pt\/home\/wp-content\/uploads\/2025\/12\/Imagem2.png?resize=93%2C81&#038;ssl=1\" alt=\"\" width=\"93\" height=\"81\" data-recalc-dims=\"1\" \/><\/p>\n<p><strong>O que s\u00e3o? <\/strong><\/p>\n<p>Campos el\u00e9tricos e magn\u00e9ticos vari\u00e1veis no tempo, presentes em equipamentos el\u00e9tricos, antenas, soldadura por indu\u00e7\u00e3o, radares, entre outros.<\/p>\n<p>A radia\u00e7\u00e3o eletromagn\u00e9tica \u00e9 constitu\u00edda por um componente de campo magn\u00e9tico e el\u00e9trico, que oscila em \u00e2ngulos retos entre si e que se deslocam \u00e0 velocidade da luz.<\/p>\n<p>Alguns equipamentos que requerem uma avalia\u00e7\u00e3o de riscos detalhada, nomeadamente:<\/p>\n<ul>\n<li>Redes el\u00e9tricas de energia (I &gt; 100 A; U &gt; 100 ou 150 kV);<\/li>\n<li>Eletr\u00f3lise industrial;<\/li>\n<li>Soldadura por pontos, diel\u00e9trica, por indu\u00e7\u00e3o;<\/li>\n<li>Dete\u00e7\u00e3o el\u00e9trica de fissuras;<\/li>\n<li>Equipamento m\u00e9dico por campos EM (p. ex. diatermia de onda curta);<\/li>\n<li>Aquecimento e secagem industrial por microondas;<\/li>\n<li>Antenas de comunica\u00e7\u00e3o;<\/li>\n<li><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p><strong>Legisla\u00e7\u00e3o locais de trabalho: <\/strong><\/p>\n<p><strong>Lei 64\/2017, de 7 de agosto<\/strong>&#8211; Estabelece as prescri\u00e7\u00f5es m\u00ednimas em mat\u00e9ria de prote\u00e7\u00e3o dos trabalhadores contra os riscos para a seguran\u00e7a e a sa\u00fade a que est\u00e3o ou possam vir a estar sujeitos devido \u00e0 exposi\u00e7\u00e3o a campos eletromagn\u00e9ticos durante o trabalho e transp\u00f5e a <a href=\"https:\/\/data.europa.eu\/eli\/dir\/2013\/35\/oj?locale=pt\">Diretiva 2013\/35\/UE<\/a> do Parlamento Europeu e do Conselho, de 26 de junho de 2013<\/p>\n<p><strong>Portaria 1421\/2004, de 23 de novembro<\/strong>&#8211; Adota as restri\u00e7\u00f5es b\u00e1sicas e fixa os n\u00edveis de refer\u00eancia relativos \u00e0 exposi\u00e7\u00e3o da popula\u00e7\u00e3o a campos eletromagn\u00e9ticos.<\/p>\n<p>Em cumprimento da Lei n\u00ba 102\/2009 que obriga os empregadores identificar e evitar os riscos previs\u00edveis em todas as atividades da empresa.<\/p>\n<p><strong>Efeitos da exposi\u00e7\u00e3o: <\/strong><\/p>\n<p>A magnitude de um campo eletromagn\u00e9tico diminui rapidamente com a dist\u00e2ncia da sua fonte.<\/p>\n<p>Os efeitos dos CEM variam com frequ\u00eancia e intensidade e podem ser:<\/p>\n<ul>\n<li><strong>Diretos<\/strong> (estimula\u00e7\u00e3o el\u00e9trica, aquecimento t\u00e9rmico, altera\u00e7\u00f5es de fluxo sangu\u00edneo nos membros, altera\u00e7\u00f5es da fun\u00e7\u00e3o cerebral alterada, altera\u00e7\u00f5es da fun\u00e7\u00e3o card\u00edaca);<\/li>\n<\/ul>\n<p><strong>A Lei n\u00ba64\/2017 (Dir. 2013\/35\/UE) n\u00e3o aborda os presum\u00edveis efeitos a longo prazo da exposi\u00e7\u00e3o a campos eletromagn\u00e9ticos por atualmente n\u00e3o existirem elementos de prova cient\u00edficos que estabele\u00e7am uma rela\u00e7\u00e3o causal<\/strong>.<\/p>\n<ul>\n<li><strong>e indiretos<\/strong> (interfer\u00eancia com equipamentos, dispositivos m\u00e9dicos eletr\u00f3nicos, dispositivos m\u00e9dicos usados no corpo- como bombas de insulina- implantes m\u00e9dicos passivos, implantes m\u00e9dicos ativos-tais como estimuladores card\u00edacos e desfibrilhadores; risco com objetos met\u00e1licos; risco de proje\u00e7\u00e3o de objetos ferromagn\u00e9ticos soltos em campos magn\u00e9ticos est\u00e1ticos).<\/li>\n<\/ul>\n<p><strong>Quem?<\/strong><\/p>\n<p>Trabalhadores em geral e trabalhadores particularmente expostos (com implantes m\u00e9dicos ativos, com implantes m\u00e9dicos passivos que cont\u00eam metal, com dispositivos m\u00e9dicos e trabalhadoras gr\u00e1vidas).<\/p>\n<p><strong>Obriga\u00e7\u00f5es do empregador: <\/strong><\/p>\n<ul>\n<li>Identificar e medir fontes;<\/li>\n<li>sinalizar zonas (NA baixo \u2013 laranja; NA alto \u2013 vermelho);<\/li>\n<li>implementar medidas de prote\u00e7\u00e3o (blindagem, limita\u00e7\u00e3o de acesso);<\/li>\n<li>informar trabalhadores e,<\/li>\n<li>avaliar riscos periodicamente.<\/li>\n<\/ul>\n<h2><strong>Guias e Recursos<\/strong><\/h2>\n<table>\n<tbody>\n<tr>\n<td width=\"272\"><strong>Tema<\/strong><\/td>\n<td width=\"347\"><strong>Link<\/strong><\/td>\n<\/tr>\n<tr>\n<td width=\"272\"><strong>Guia ROA<\/strong><\/td>\n<td width=\"347\"><a href=\"https:\/\/op.europa.eu\/pt\/publication-detail\/-\/publication\/556b55ab-5d1a-4119-8c5a-5be4fd845b68\">https:\/\/op.europa.eu\/pt\/publication-detail\/-\/publication\/556b55ab-5d1a-4119-8c5a-5be4fd845b68<\/a><\/td>\n<\/tr>\n<tr>\n<td width=\"272\"><strong>Guia CEM<\/strong><\/td>\n<td width=\"347\"><a href=\"https:\/\/op.europa.eu\/pt\/publication-detail\/-\/publication\/c5fb1d53-8775-11e5-b8b7-01aa75ed71a1\">https:\/\/op.europa.eu\/pt\/publication-detail\/-\/publication\/c5fb1d53-8775-11e5-b8b7-01aa75ed71a1<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p><strong>Fontes:<\/strong><\/p>\n<p><strong>Conte\u00fado desenvolvido pelo IEP \u2013 Instituto Electrot\u00e9cnico Portugu\u00eas<\/strong><\/p>\n<p>IEP \u2013 Instituto Electrot\u00e9cnico Portugu\u00eas | www.iep.pt | <a href=\"mailto:info@iep.pt\">info@iep.pt<\/a><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; Autor: Andreia Pereira, TP n.\u00ba 29471105RC5 No passado dia 4 de dezembro de 2025, a Medilogics, S.A. participou na sess\u00e3o t\u00e9cnica sobre radia\u00e7\u00f5es \u00f3ticas e campos eletromagn\u00e9ticos organizada pelo IEP e a ABIMOTA, em \u00c1gueda. Assim aproveitamos para partilhar informa\u00e7\u00e3o relevante para os nossos clientes neste \u00e2mbito. Exposi\u00e7\u00e3o a Radia\u00e7\u00f5es \u00d3ticas Artificiais (ROA) O &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/medilogics.pt\/home\/2025\/12\/15\/radiacao-otica-artificiais-roa-e-campos-eletromagneticos-cem\/\" class=\"more-link\">Continuar a ler <span class=\"screen-reader-text\">&#8220;RADIA\u00c7\u00c3O \u00d3TICA ARTIFICIAIS (ROA) E CAMPOS ELETROMAGN\u00c9TICOS (CEM)&#8221;<\/span><\/a><\/p>\n","protected":false},"author":5,"featured_media":6209,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_links_to":"","_links_to_target":""},"categories":[190],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.5.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>RADIA\u00c7\u00c3O \u00d3TICA ARTIFICIAIS (ROA) E CAMPOS ELETROMAGN\u00c9TICOS (CEM) | MEDILOGICS Servi\u00e7os M\u00e9dicos SA<\/title>\n<meta name=\"description\" content=\"No passado dia 4 de dezembro de 2025, a Medilogics, S.A. participou na sess\u00e3o t\u00e9cnica sobre radia\u00e7\u00f5es \u00f3ticas e campos eletromagn\u00e9ticos organizada pelo IEP e a ABIMOTA, em \u00c1gueda. 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