{"id":12168,"date":"2025-08-14T10:16:22","date_gmt":"2025-08-14T14:16:22","guid":{"rendered":"https:\/\/www.rigicon.com\/glossary-term\/durasphere\/"},"modified":"2026-10-06T18:04:24","modified_gmt":"2026-10-06T22:04:24","slug":"durasphere","status":"publish","type":"glossary-term","link":"https:\/\/www.rigicon.com\/es\/glossary-term\/durasphere\/","title":{"rendered":"Durasphere"},"content":{"rendered":"","protected":false},"excerpt":{"rendered":"","protected":false},"featured_media":0,"template":"","glossary-category":[123],"glossary-product":[108,107],"class_list":["post-12168","glossary-term","type-glossary-term","status-publish","hentry","glossary-category-urinary-incontinence-treatments","glossary-product-conticlassic-aus","glossary-product-contireflex-enhanced-aus"],"acf":{"gt-definition":"<p>\n        Durasphere es un agente de relleno uretral inyectable, est\u00e9ril y apir\u00f3geno, compuesto por microesferas de \u00f3xido de circonio recubiertas de carbono pirol\u00edtico suspendidas en un gel portador de base acuosa que contiene betaglucano.<span class=\"citation\">1<\/span> Las microesferas recubiertas de carbono pirol\u00edtico est\u00e1n dise\u00f1adas para tener una dimensi\u00f3n m\u00ednima de 212 micras y una dimensi\u00f3n m\u00e1xima de 500 micras.<span class=\"citation\">1<\/span> El gel portador de base acuosa est\u00e1 compuesto aproximadamente por un 97 por ciento de agua en volumen y un 3 por ciento de betaglucano.<span class=\"citation\">1<\/span> Durasphere se inyecta por v\u00eda submucosa en el cuello vesical en las mujeres, lo que aumenta el volumen tisular y produce la consiguiente coaptaci\u00f3n del cuello vesical.<span class=\"citation\">1<\/span> Con el tiempo, se deposita col\u00e1geno alrededor de las microesferas recubiertas de carbono pirol\u00edtico, y el resultado final de relleno se debe a la combinaci\u00f3n de dichas microesferas y del col\u00e1geno propio del organismo.<span class=\"citation\">1<\/span> Su composici\u00f3n se dise\u00f1\u00f3 para proporcionar un agente duradero, que no migra y con un bajo potencial inmun\u00f3geno.<span class=\"citation\">2<\/span>\n    <\/p>","gt-synonyms":"Duraesfera\u2122, Agente de carga inyectable Durasphere\u00ae, Agente de carga de perlas recubiertas de carbono pirol\u00edtico, Perlas de \u00f3xido de circonio recubiertas de carbono","gt-citation":"[1] U.S. Food and Drug Administration. Summary of Safety and Effectiveness Data: Durasphere Injectable Bulking Agent. PMA Number: P980053. September 13, 1999. DOI: https:\/\/www.accessdata.fda.gov\/cdrh_docs\/pdf\/P980053b.pdf\n\n[2] Berger MB, Morgan DM. Delayed Presentation of Pseudoabscess Secondary to Injection of Pyrolitic Carbon-Coated Beads Bulking Agent. Female Pelvic Med Reconstr Surg. 2012 Sep-Oct;18(5):303-305. DOI: 10.1097\/SPV.0b013e318264c8e0\n\n[3] Lightner D, Calvosa C, Andersen R, et al. A new injectable bulking agent for treatment of stress urinary incontinence: results of a multicenter, randomized, controlled, double-blind study of Durasphere. Urology. 2001 Jul;58(1):12-5. DOI: 10.1016\/s0090-4295(01)01148-7","gt-clinical-context":"<p>\n        Durasphere est\u00e1 indicado para el tratamiento de mujeres adultas con incontinencia urinaria de esfuerzo (IUE) debida a deficiencia esfinteriana intr\u00ednseca (DEI).<span class=\"citation\">1<\/span> Ofrece a los cirujanos un soporte uretral a largo plazo y menos invasivo en varios escenarios cl\u00ednicos: cuando la cirug\u00eda convencional no ha sido totalmente eficaz, cuando la paciente no est\u00e1 en condiciones de someterse a cirug\u00eda o anestesia, cuando la paciente prefiere no someterse a una cirug\u00eda invasiva o cuando la paciente a\u00fan no ha completado su descendencia.<span class=\"citation\">3<\/span>\n    <\/p>\n    <p>\n        El procedimiento de inyecci\u00f3n consiste en su administraci\u00f3n submucosa en el cuello vesical en las mujeres.<span class=\"citation\">1<\/span> Los ensayos cl\u00ednicos han demostrado que Durasphere es igual de eficaz que el col\u00e1geno bovino para tratar la IUE debida a DEI, ya que el 80,3% de las mujeres mostraron una mejor\u00eda de al menos un grado de continencia un a\u00f1o despu\u00e9s del tratamiento.<span class=\"citation\">3<\/span> Seg\u00fan los datos de seguimiento del estudio IDE estadounidense comunicados por el fabricante, el 73% de las pacientes manten\u00edan a los 4,3 a\u00f1os del procedimiento el grado de continencia alcanzado al a\u00f1o del procedimiento.<span class=\"citation\">3<\/span>\n    <\/p>\n    <p>\n        El organismo no degrada las microesferas de \u00f3xido de circonio recubiertas de carbono pirol\u00edtico, por lo que se pretende que el efecto de relleno sea duradero, aunque en ocasiones se necesitan inyecciones repetidas.<span class=\"citation\">3<\/span> No obstante, entre las posibles complicaciones figura un aumento del riesgo a corto plazo de urgencia y retenci\u00f3n urinaria,<span class=\"citation\">3<\/span> y se han notificado casos raros de formaci\u00f3n de seudoabscesos.<span class=\"citation\">2<\/span> Las gu\u00edas del NICE sobre incontinencia urinaria sugieren considerar los agentes de relleno intramurales, incluidos los de microesferas de circonio recubiertas de carbono, para el tratamiento de la IUE cuando ha fracasado el tratamiento conservador.<span class=\"citation\">3<\/span>\n    <\/p>","gt-related-evidence":null,"gt-featured":true,"gt-ai-referenced":false,"gt-view-count":88},"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>Durasphere: Pyrolytic Carbon-Coated Beads for Urethral...<\/title>\n<meta name=\"description\" content=\"Durasphere es un agente inyectable de volumen uretral con perlas de carb\u00f3n pirol\u00edtico, empleado para tratar la incontinencia urinaria de esfuerzo.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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