{"id":7199,"date":"2026-06-01T13:04:06","date_gmt":"2026-06-01T10:04:06","guid":{"rendered":"https:\/\/wiki.voka.io\/glossary\/orificio-trefina\/"},"modified":"2026-06-25T12:14:04","modified_gmt":"2026-06-25T09:14:04","slug":"orificio-trefina","status":"publish","type":"glossary_item","link":"https:\/\/wiki.voka.io\/pt\/glossario\/orificio-trefina\/","title":{"rendered":"Orif\u00edcio de trefina (frezevoe otverstie)"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">O orif\u00edcio de trefina (do franc\u00eas <em>fraise<\/em> \u2014 ferramenta de corte, furadeira, e do ingl\u00eas <em>burr hole<\/em> \u2014 orif\u00edcio perfurado) \u00e9 uma pequena abertura, estritamente redonda, no cr\u00e2nio, feita por neurocirurgi\u00f5es usando uma broca m\u00e9dica especializada. \u00c9 o elemento b\u00e1sico para acessar o c\u00e9rebro na neurocirurgia.<\/p>\n\n<h2 class=\"wp-block-heading\" id=\"h-&#x44D;&#x442;&#x438;&#x43E;&#x43B;&#x43E;&#x433;&#x438;&#x44F;-&#x438;-&#x43F;&#x430;&#x442;&#x43E;&#x444;&#x438;&#x437;&#x438;&#x43E;&#x43B;&#x43E;&#x433;&#x438;&#x44F;\"><strong>Etiologia e fisiopatologia<\/strong><\/h2>\n\n<p class=\"wp-block-paragraph\">Esta abertura \u00e9 o est\u00e1gio inicial para a realiza\u00e7\u00e3o de uma craniotomia ou um passo independente em cirurgias endosc\u00f3picas minimamente invasivas. O di\u00e2metro deste orif\u00edcio \u00e9 geralmente de 10 a 15 mm.<\/p>\n\n<p class=\"wp-block-paragraph\">Automa\u00e7\u00f5es pneum\u00e1ticas ou trepana\u00e7\u00f5es el\u00e9tricas s\u00e3o usadas para cri\u00e1-los. A ferramenta \u00e9 equipada com um mecanismo de seguran\u00e7a (embreagem): assim que a broca passa pela parte dipl\u00f3ica do osso e toca a l\u00e2mina cortical interna, ela para instantaneamente. Esta t\u00e9cnica minimiza o risco de danos acidentais \u00e0 dura-m\u00e1ter e ao c\u00e9rebro.<\/p>\n\n<h2 class=\"wp-block-heading\" id=\"h-&#x43A;&#x43B;&#x438;&#x43D;&#x438;&#x447;&#x435;&#x441;&#x43A;&#x43E;&#x435;-&#x437;&#x43D;&#x430;&#x447;&#x435;&#x43D;&#x438;&#x435;\"><strong>Import\u00e2ncia cl\u00ednica<\/strong><\/h2>\n\n<p class=\"wp-block-paragraph\">Na neurocirurgia moderna, o orif\u00edcio burr \u00e9 o padr\u00e3o ouro para o tratamento cir\u00fargico de hematomas subdurais cr\u00f4nicos. Como o hematoma antigo \u00e9 composto de sangue l\u00edquido, ele \u00e9 drenado atrav\u00e9s de um pequeno orif\u00edcio burr. O m\u00e9dico cria um ou dois orif\u00edcios burr, abre a dura-m\u00e1ter e lava o sangue com solu\u00e7\u00e3o salina morna, em seguida, insere um dreno fino.<\/p>\n\n<p class=\"wp-block-paragraph\">Al\u00e9m disso, os orif\u00edcios de trefina s\u00e3o utilizados para evacuar o l\u00edquido cefalorraquidiano (coloca\u00e7\u00e3o de drenagem ventricular), instala\u00e7\u00e3o de sensores de press\u00e3o intracraniana e a realiza\u00e7\u00e3o de bi\u00f3psias de tumores cerebrais profundos. A ferida \u00e9 suturada com um ou dois pontos, e o defeito \u00f3sseo \u00e9 preenchido por tecido cicatrizado ou uma pequena placa de tit\u00e2nio \u00e9 usada para cobri-la.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>O orif\u00edcio de trefina (do franc\u00eas <em>fraise<\/em> \u2014 ferramenta de corte, furadeira, e do ingl\u00eas <em>burr hole<\/em> \u2014 orif\u00edcio perfurado) \u00e9 uma pequena abertura, estritamente redonda, no cr\u00e2nio, feita por neurocirurgi\u00f5es usando uma broca m\u00e9dica especializada. \u00c9 o elemento b\u00e1sico para acessar o c\u00e9rebro na neurocirurgia.<\/p>\n","protected":false},"featured_media":0,"template":"","class_list":["post-7199","glossary_item","type-glossary_item","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v25.0 (Yoast SEO v27.8) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Orif\u00edcio de trefina (frezevoe otverstie): defini\u00e7\u00e3o m\u00e9dica e vis\u00e3o geral | Voka Wiki<\/title>\n<meta name=\"description\" content=\"O orif\u00edcio de trefina (do franc\u00eas fraise \u2014 ferramenta de corte, furadeira, e do ingl\u00eas burr hole \u2014 orif\u00edcio perfurado) \u00e9 uma pequena abertura, estritamente redonda, no cr\u00e2nio, feita por neurocirurgi\u00f5es usando uma broca m\u00e9dica especializada. \u00c9 o elemento b\u00e1sico para acessar o c\u00e9rebro na neurocirurgia.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/wiki.voka.io\/pt\/glossario\/orificio-trefina\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Orif\u00edcio de trefina (frezevoe otverstie)\" \/>\n<meta property=\"og:description\" content=\"O orif\u00edcio de trefina (do franc\u00eas fraise \u2014 ferramenta de corte, furadeira, e do ingl\u00eas burr hole \u2014 orif\u00edcio perfurado) \u00e9 uma pequena abertura, estritamente redonda, no cr\u00e2nio, feita por neurocirurgi\u00f5es usando uma broca m\u00e9dica especializada. \u00c9 o elemento b\u00e1sico para acessar o c\u00e9rebro na neurocirurgia.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/wiki.voka.io\/pt\/glossario\/orificio-trefina\/\" \/>\n<meta property=\"og:site_name\" content=\"Voka Wiki\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/VOKA3DAnatomyAndPathology\/\" \/>\n<meta property=\"article:modified_time\" content=\"2026-06-25T09:14:04+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Tempo estimado de leitura\" \/>\n\t<meta name=\"twitter:data1\" content=\"1 minuto\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/wiki.voka.io\\\/pt\\\/glossario\\\/orificio-trefina\\\/\",\"url\":\"https:\\\/\\\/wiki.voka.io\\\/pt\\\/glossario\\\/orificio-trefina\\\/\",\"name\":\"Orif\u00edcio de trefina (frezevoe otverstie): defini\u00e7\u00e3o m\u00e9dica e vis\u00e3o geral | Voka Wiki\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/wiki.voka.io\\\/pt\\\/#website\"},\"datePublished\":\"2026-06-01T10:04:06+00:00\",\"dateModified\":\"2026-06-25T09:14:04+00:00\",\"description\":\"O orif\u00edcio de trefina (do franc\u00eas fraise \u2014 ferramenta de corte, furadeira, e do ingl\u00eas burr hole \u2014 orif\u00edcio perfurado) \u00e9 uma pequena abertura, estritamente redonda, no cr\u00e2nio, feita por neurocirurgi\u00f5es usando uma broca m\u00e9dica especializada. \u00c9 o elemento b\u00e1sico para acessar o c\u00e9rebro na neurocirurgia.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/wiki.voka.io\\\/pt\\\/glossario\\\/orificio-trefina\\\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/wiki.voka.io\\\/pt\\\/glossario\\\/orificio-trefina\\\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/wiki.voka.io\\\/pt\\\/glossario\\\/orificio-trefina\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/wiki.voka.io\\\/pt\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Gloss\u00e1rio\",\"item\":\"https:\\\/\\\/wiki.voka.io\\\/pt\\\/glossario\\\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Orif\u00edcio de trefina (frezevoe otverstie)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/wiki.voka.io\\\/pt\\\/#website\",\"url\":\"https:\\\/\\\/wiki.voka.io\\\/pt\\\/\",\"name\":\"Voka Wiki\",\"description\":\"\",\"publisher\":{\"@id\":\"https:\\\/\\\/wiki.voka.io\\\/pt\\\/#organization\"},\"alternateName\":\"Anatomy & Pathology Wiki by VOKA\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/wiki.voka.io\\\/pt\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"pt-PT\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/wiki.voka.io\\\/pt\\\/#organization\",\"name\":\"Voka 3D Anatomy & Pathology\",\"alternateName\":\"VOKA\",\"url\":\"https:\\\/\\\/wiki.voka.io\\\/pt\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-PT\",\"@id\":\"https:\\\/\\\/wiki.voka.io\\\/pt\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/wiki.voka.io\\\/wp-content\\\/uploads\\\/2025\\\/02\\\/cropped-voka-logo-1.png\",\"contentUrl\":\"https:\\\/\\\/wiki.voka.io\\\/wp-content\\\/uploads\\\/2025\\\/02\\\/cropped-voka-logo-1.png\",\"width\":70,\"height\":16,\"caption\":\"Voka 3D Anatomy & Pathology\"},\"image\":{\"@id\":\"https:\\\/\\\/wiki.voka.io\\\/pt\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/VOKA3DAnatomyAndPathology\\\/\",\"https:\\\/\\\/www.instagram.com\\\/voka.io\\\/\",\"https:\\\/\\\/www.linkedin.com\\\/company\\\/voka-io\\\/\",\"https:\\\/\\\/www.youtube.com\\\/channel\\\/UCqGGuOEpr62ScH8Pjk2q5zw\\\/videos\",\"https:\\\/\\\/www.pinterest.com\\\/VokaAnatomyPro\\\/\",\"https:\\\/\\\/www.threads.com\\\/@voka.io\"],\"description\":\"VOKA.io offers 3D medical animations and custom 3D modeling services. Our product, VOKA 3D Anatomy & Pathology, is a digital atlas with over 1,000 detailed 3D models of human anatomy and pathology, designed for medical education, training, and patient communication.\",\"email\":\"info@voka.io\",\"telephone\":\"+1 814 351 4442\",\"legalName\":\"Voka 3D Anatomy & Pathology\",\"foundingDate\":\"2017-02-12\",\"naics\":\"541512\",\"numberOfEmployees\":{\"@type\":\"QuantitativeValue\",\"minValue\":\"51\",\"maxValue\":\"200\"},\"publishingPrinciples\":\"https:\\\/\\\/wiki.voka.io\\\/pt\\\/principios-de-publicacao\\\/\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Orif\u00edcio de trefina (frezevoe otverstie): defini\u00e7\u00e3o m\u00e9dica e vis\u00e3o geral | Voka Wiki","description":"O orif\u00edcio de trefina (do franc\u00eas fraise \u2014 ferramenta de corte, furadeira, e do ingl\u00eas burr hole \u2014 orif\u00edcio perfurado) \u00e9 uma pequena abertura, estritamente redonda, no cr\u00e2nio, feita por neurocirurgi\u00f5es usando uma broca m\u00e9dica especializada. \u00c9 o elemento b\u00e1sico para acessar o c\u00e9rebro na neurocirurgia.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/wiki.voka.io\/pt\/glossario\/orificio-trefina\/","og_locale":"pt_PT","og_type":"article","og_title":"Orif\u00edcio de trefina (frezevoe otverstie)","og_description":"O orif\u00edcio de trefina (do franc\u00eas fraise \u2014 ferramenta de corte, furadeira, e do ingl\u00eas burr hole \u2014 orif\u00edcio perfurado) \u00e9 uma pequena abertura, estritamente redonda, no cr\u00e2nio, feita por neurocirurgi\u00f5es usando uma broca m\u00e9dica especializada. \u00c9 o elemento b\u00e1sico para acessar o c\u00e9rebro na neurocirurgia.","og_url":"https:\/\/wiki.voka.io\/pt\/glossario\/orificio-trefina\/","og_site_name":"Voka Wiki","article_publisher":"https:\/\/www.facebook.com\/VOKA3DAnatomyAndPathology\/","article_modified_time":"2026-06-25T09:14:04+00:00","twitter_card":"summary_large_image","twitter_misc":{"Tempo estimado de leitura":"1 minuto"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/wiki.voka.io\/pt\/glossario\/orificio-trefina\/","url":"https:\/\/wiki.voka.io\/pt\/glossario\/orificio-trefina\/","name":"Orif\u00edcio de trefina (frezevoe otverstie): defini\u00e7\u00e3o m\u00e9dica e vis\u00e3o geral | Voka Wiki","isPartOf":{"@id":"https:\/\/wiki.voka.io\/pt\/#website"},"datePublished":"2026-06-01T10:04:06+00:00","dateModified":"2026-06-25T09:14:04+00:00","description":"O orif\u00edcio de trefina (do franc\u00eas fraise \u2014 ferramenta de corte, furadeira, e do ingl\u00eas burr hole \u2014 orif\u00edcio perfurado) \u00e9 uma pequena abertura, estritamente redonda, no cr\u00e2nio, feita por neurocirurgi\u00f5es usando uma broca m\u00e9dica especializada. \u00c9 o elemento b\u00e1sico para acessar o c\u00e9rebro na neurocirurgia.","breadcrumb":{"@id":"https:\/\/wiki.voka.io\/pt\/glossario\/orificio-trefina\/#breadcrumb"},"inLanguage":"pt-PT","potentialAction":[{"@type":"ReadAction","target":["https:\/\/wiki.voka.io\/pt\/glossario\/orificio-trefina\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/wiki.voka.io\/pt\/glossario\/orificio-trefina\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/wiki.voka.io\/pt\/"},{"@type":"ListItem","position":2,"name":"Gloss\u00e1rio","item":"https:\/\/wiki.voka.io\/pt\/glossario\/"},{"@type":"ListItem","position":3,"name":"Orif\u00edcio de trefina (frezevoe otverstie)"}]},{"@type":"WebSite","@id":"https:\/\/wiki.voka.io\/pt\/#website","url":"https:\/\/wiki.voka.io\/pt\/","name":"Voka Wiki","description":"","publisher":{"@id":"https:\/\/wiki.voka.io\/pt\/#organization"},"alternateName":"Anatomy & Pathology Wiki by VOKA","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/wiki.voka.io\/pt\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"pt-PT"},{"@type":"Organization","@id":"https:\/\/wiki.voka.io\/pt\/#organization","name":"Voka 3D Anatomy & Pathology","alternateName":"VOKA","url":"https:\/\/wiki.voka.io\/pt\/","logo":{"@type":"ImageObject","inLanguage":"pt-PT","@id":"https:\/\/wiki.voka.io\/pt\/#\/schema\/logo\/image\/","url":"https:\/\/wiki.voka.io\/wp-content\/uploads\/2025\/02\/cropped-voka-logo-1.png","contentUrl":"https:\/\/wiki.voka.io\/wp-content\/uploads\/2025\/02\/cropped-voka-logo-1.png","width":70,"height":16,"caption":"Voka 3D Anatomy & Pathology"},"image":{"@id":"https:\/\/wiki.voka.io\/pt\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/VOKA3DAnatomyAndPathology\/","https:\/\/www.instagram.com\/voka.io\/","https:\/\/www.linkedin.com\/company\/voka-io\/","https:\/\/www.youtube.com\/channel\/UCqGGuOEpr62ScH8Pjk2q5zw\/videos","https:\/\/www.pinterest.com\/VokaAnatomyPro\/","https:\/\/www.threads.com\/@voka.io"],"description":"VOKA.io offers 3D medical animations and custom 3D modeling services. Our product, VOKA 3D Anatomy & Pathology, is a digital atlas with over 1,000 detailed 3D models of human anatomy and pathology, designed for medical education, training, and patient communication.","email":"info@voka.io","telephone":"+1 814 351 4442","legalName":"Voka 3D Anatomy & Pathology","foundingDate":"2017-02-12","naics":"541512","numberOfEmployees":{"@type":"QuantitativeValue","minValue":"51","maxValue":"200"},"publishingPrinciples":"https:\/\/wiki.voka.io\/pt\/principios-de-publicacao\/"}]}},"_links":{"self":[{"href":"https:\/\/wiki.voka.io\/pt\/wp-json\/wp\/v2\/glossary_item\/7199","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wiki.voka.io\/pt\/wp-json\/wp\/v2\/glossary_item"}],"about":[{"href":"https:\/\/wiki.voka.io\/pt\/wp-json\/wp\/v2\/types\/glossary_item"}],"wp:attachment":[{"href":"https:\/\/wiki.voka.io\/pt\/wp-json\/wp\/v2\/media?parent=7199"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}