{"id":3133,"date":"2026-05-19T06:00:00","date_gmt":"2026-05-19T06:00:00","guid":{"rendered":"https:\/\/www.ototech.es\/?p=3133"},"modified":"2026-04-13T09:22:41","modified_gmt":"2026-04-13T09:22:41","slug":"impedanciometria-que-es-y-para-que-sirve","status":"publish","type":"post","link":"https:\/\/www.ototech.es\/en\/blog\/impedanciometria-que-es-y-para-que-sirve\/","title":{"rendered":"Impedanciometr\u00eda, \u00bfqu\u00e9 es y para qu\u00e9 sirve?"},"content":{"rendered":"\n<p>Se trata de\nuna prueba muy com\u00fan en pediatr\u00eda, al permitir medir la audici\u00f3n del paciente\nsin que este colabore activamente. Hoy hablamos de la <strong>impedanciometr\u00eda ac\u00fastica<\/strong>, tambi\u00e9n conocida como <strong>impedancia<\/strong> o <strong>timpanometr\u00eda<\/strong>, una prueba que permite medir de forma objetiva la\nrespuesta del o\u00eddo medio ante est\u00edmulos sonoros. Te contamos en qu\u00e9 consiste en\nlas siguientes l\u00edneas. <\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u00bfQu\u00e9 es una impedanciometr\u00eda?<\/h2>\n\n\n\n<p>Con el\nnombre de impedanciometr\u00eda se conoce a la prueba que se utiliza para <strong>medir la resistencia que un determinado\nest\u00edmulo sonoro genera en los diferentes componentes del o\u00eddo medio<\/strong>,\nespecialmente en el t\u00edmpano. Mediante esta prueba no solo se eval\u00faa c\u00f3mo\nfunciona el o\u00eddo medio, sino que se comprueba la movilidad e integridad de la\nmembrana timp\u00e1nica y la continuidad de la cadena osicular (martillo, estribo y\nyunque). De esta forma, se puede descubrir si existe alguna lesi\u00f3n en el o\u00eddo\nmedio como es el caso de las alteraciones de las trompas de Eustaquio, de la\nmembrana timp\u00e1nica o de la cadena osicular o si existen afecciones como la\notitis seromucosa.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u00bfC\u00f3mo se realiza una impedanciometr\u00eda?<\/h2>\n\n\n\n<p>La\nimpedanciometr\u00eda <strong>es una prueba muy\nsencilla<\/strong> que se emplea para analizar el comportamiento de la onda sonora a\nlo largo del o\u00eddo medio. No necesita la participaci\u00f3n activa del paciente y <strong>consta de dos partes<\/strong>. La primera de ellas\nconsiste en la colocaci\u00f3n de un dispositivo en el o\u00eddo que cambia la presi\u00f3n\ndel aire y hace que el t\u00edmpano se mueva de un lado a otro. Esta primera parte\nes conocida como <strong>timpanograf\u00eda<\/strong>.<\/p>\n\n\n\n<p>La segunda\nparte, conocida como <strong>reflejo estapediano<\/strong>,\nconsiste en la contracci\u00f3n del m\u00fasculo del estribo ante un sonido fuerte.\nGracias a esta segunda parte de la prueba, se puede recopilar informaci\u00f3n sobre\nel nivel de audici\u00f3n del paciente, esencial para determinar si existe\nhipoacusia o si hay alguna enfermedad que compromete la movilidad del sistema\nt\u00edmpanoosicular.<\/p>\n\n\n\n<p>La impedanciometr\u00eda <strong>es una prueba completamente indolora<\/strong> que \u00fanicamente provoca la sensaci\u00f3n de que algo est\u00e1 ocupando el conducto auditivo externo. Algunas personas, adem\u00e1s, pueden encontrar algo molesto el sonido emitido.<\/p>\n\n\n\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p>Si est\u00e1s sufriendo un problema auditivo, <a href=\"https:\/\/www.ototech.es\/contacto\/\" rel=\"nofollow\"><strong>ponte en contacto con nosotros sin compromiso<\/strong><\/a>. En Ototech somos <strong><a href=\"https:\/\/www.ototech.es\/\">expertos en p\u00e9rdida de audici\u00f3n en Barcelona<\/a><\/strong> y podemos ayudarte a identificar lo que te sucede y a recuperar tu calidad de vida.  Cont\u00e1ctanos y te explicaremos qu\u00e9 podemos hacer por ti.<\/p>\n<\/blockquote>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Se trata de una prueba muy com\u00fan en pediatr\u00eda, al permitir medir la audici\u00f3n del paciente sin que este colabore activamente. Hoy hablamos de la impedanciometr\u00eda ac\u00fastica, tambi\u00e9n conocida como [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":3135,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[11],"tags":[],"class_list":["post-3133","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-salud-auditiva"],"_links":{"self":[{"href":"https:\/\/www.ototech.es\/en\/wp-json\/wp\/v2\/posts\/3133","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ototech.es\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ototech.es\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ototech.es\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ototech.es\/en\/wp-json\/wp\/v2\/comments?post=3133"}],"version-history":[{"count":5,"href":"https:\/\/www.ototech.es\/en\/wp-json\/wp\/v2\/posts\/3133\/revisions"}],"predecessor-version":[{"id":7236,"href":"https:\/\/www.ototech.es\/en\/wp-json\/wp\/v2\/posts\/3133\/revisions\/7236"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.ototech.es\/en\/wp-json\/wp\/v2\/media\/3135"}],"wp:attachment":[{"href":"https:\/\/www.ototech.es\/en\/wp-json\/wp\/v2\/media?parent=3133"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ototech.es\/en\/wp-json\/wp\/v2\/categories?post=3133"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ototech.es\/en\/wp-json\/wp\/v2\/tags?post=3133"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}