{"version":"1.0","provider_name":"VistaClinic","provider_url":"https:\/\/www.microchirurgiaoculare.com\/en\/","author_name":"translator","author_url":"#","title":"Draining Valves (Ahmed) Glaucoma - Laser and Treatments - Micro Chirurgia Oculare","type":"rich","width":600,"height":338,"html":"<blockquote class=\"wp-embedded-content\" data-secret=\"iNMPMp2F8U\"><a href=\"https:\/\/www.microchirurgiaoculare.com\/en\/glaucoma\/laser-treatments\/draining-valves-ahmed\/\">Draining Valves (Ahmed)<\/a><\/blockquote><iframe sandbox=\"allow-scripts\" security=\"restricted\" src=\"https:\/\/www.microchirurgiaoculare.com\/en\/glaucoma\/laser-treatments\/draining-valves-ahmed\/embed\/#?secret=iNMPMp2F8U\" width=\"600\" height=\"338\" title=\"&#8220;Draining Valves (Ahmed)&#8221; &#8212; VistaClinic\" data-secret=\"iNMPMp2F8U\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\" class=\"wp-embedded-content\"><\/iframe><script>\n\/*! This file is auto-generated *\/\n!function(d,l){\"use strict\";l.querySelector&&d.addEventListener&&\"undefined\"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!\/[^a-zA-Z0-9]\/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret=\"'+t.secret+'\"]'),o=l.querySelectorAll('blockquote[data-secret=\"'+t.secret+'\"]'),c=new RegExp(\"^https?:$\",\"i\"),i=0;i<o.length;i++)o[i].style.display=\"none\";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute(\"style\"),\"height\"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):\"link\"===t.message&&(r=new URL(s.getAttribute(\"src\")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener(\"message\",d.wp.receiveEmbedMessage,!1),l.addEventListener(\"DOMContentLoaded\",function(){for(var e,t,s=l.querySelectorAll(\"iframe.wp-embedded-content\"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute(\"data-secret\"))||(t=Math.random().toString(36).substring(2,12),e.src+=\"#?secret=\"+t,e.setAttribute(\"data-secret\",t)),e.contentWindow.postMessage({message:\"ready\",secret:t},\"*\")},!1)))}(window,document);\n\/\/# sourceURL=https:\/\/www.microchirurgiaoculare.com\/wp-includes\/js\/wp-embed.min.js\n<\/script>\n","description":"In case of advanced glaucoma or when trabeculectomy fails, the most suitable therapy is a surgery with an implant of draining valves like theAhmed valve (the most common one). Other draining valves are the Molteno shunt or the Baerveldt implant, that keeps the ocular pressure at acceptable levels through a small tube inserted in the [&hellip;]","thumbnail_url":"https:\/\/www.microchirurgiaoculare.com\/wp-content\/uploads\/2026\/07\/seo1.png","thumbnail_width":1200,"thumbnail_height":675}