{"id":79150,"date":"2026-04-18T03:21:44","date_gmt":"2026-04-18T03:21:44","guid":{"rendered":"https:\/\/diyhaven858.wasmer.app\/index.php\/technology-may-measure-outflow-biometry-in-real-time\/"},"modified":"2026-04-18T03:21:44","modified_gmt":"2026-04-18T03:21:44","slug":"technology-may-measure-outflow-biometry-in-real-time","status":"publish","type":"post","link":"https:\/\/diyhaven858.wasmer.app\/index.php\/technology-may-measure-outflow-biometry-in-real-time\/","title":{"rendered":"Technology may measure outflow biometry in real time"},"content":{"rendered":"<p> <br \/>\n<\/p>\n<div data-component=\"ArticleContent\">\n<div class=\"article__below-title\">\n<div class=\" article__posted-date\">\n<p>April 17, 2026<\/p>\n<p>2 min read<\/p>\n<\/p><\/div>\n<div class=\"mobile-trust-box\">\n<div class=\"row\">\n<div class=\"col-12 col-md-5 d-xl-none\">\n<div class=\"trust-box\">\n<div class=\"trust-box-logo d-none d-md-block\">\n            <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.healio.com\/~\/media\/h5\/feature\/news\/publogos\/osn.svg?la=en&amp;h=32&amp;w=145&amp;hash=C099A5ADC410818ECDF2097A4CD3C51F\" class=\"logo-img\" height=\"32\" alt=\"occular surgery news logo\" width=\"145\"\/>\n          <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"col-12 col-md-6 offset-md-1 offset-xl-0 col-xl-12\">\n<div class=\"email-alert-button-wrapper d-none\" data-component=\"EmailTopicAlert\" data-module=\"Subspecialty Email Topic Alerts Top\" data-manage-email-link=\"\/footer\/account-information\/my-account\/email-subscriptions-and-alerts#emailAlerts\">\n  <hidden data-setting-item=\"d265901d-6d37-49c7-a8f6-c7bf19a02509\"\/><br \/>\n  <hidden data-crm-source=\"Subspecialty Topic Alert\"\/><\/p>\n<div class=\"email-alert-button d-none\" data-topic-button=\"not-subscribed\">\n<p>&#13;<br \/>\n      <span data-module-track-action=\"Email Alerts TOP_Click_Healio News Article\" data-module-track-label=\"Email Alerts TOP_Healio News Article\">&#13;<br \/>\n        <i class=\"fas fa-plus-circle\"\/>&#13;<br \/>\n        Add topic to email alerts&#13;<br \/>\n      <\/span>&#13;\n    <\/p>\n<div class=\"email-alert-inner collapse u14a4f82391de4299a514f1aa5e200da6\">\n<div class=\"email-alert-dialogue\">\n<p>&#13;<br \/>\n          Receive an email when new articles are posted on <span data-content=\"topic-title\"\/>&#13;\n        <\/p>\n<div class=\"d-none\" data-sign-up-type=\"unknown\">\n          Please provide your email address to receive an email when new articles are posted on <span data-content=\"topic-title\"\/>.<\/p><\/div>\n<\/p><\/div>\n<p>      <button type=\"button\" class=\"btn btn-primary\" data-loading-text=\"Loading &lt;i class=\" fa=\"\" fa-spinner=\"\" fa-spin=\"\">&#8220;&#13;<br \/>\n              data-action=&#8221;subscribe&#8221;&gt;&#13;<br \/>\n        Subscribe&#13;<br \/>\n      <\/button>\n    <\/div>\n<\/p><\/div>\n<div class=\"d-none\" data-topic-modal=\"failed\">    <strong>We were unable to process your request. Please try again later. If you continue to have this issue please contact customerservice@slackinc.com.<\/strong>  <\/p>\n<p><button data-dismiss=\"modal\" class=\"btn btn-primary btn-lg btn-block\">Back to Healio<\/button><\/p>\n<\/div>\n<\/div><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/div>\n<h2>Key takeaways: <\/h2>\n<ul>\n<li>Sean Ianchulev, MD, MPH, introduced micro-interventional dynamic outflow curve during the Kelman Lecture.<\/li>\n<li>miDOC provides real-time, instantaneous, high-precision outflow monitoring.<\/li>\n<\/ul>\n<p>WASHINGTON \u2014 A technology introduced at the American Society of Cataract and Refractive Surgery meeting has shown promise in addressing an unmet need in glaucoma surgery, according to a presenter.<\/p>\n<p>During the Charles D. Kelman, MD, Innovator\u2019s Lecture, <b>Sean Ianchulev, MD, MPH<\/b><b>, <\/b>said that while cataract surgery has had a success rate of about 95% for the past 50 years, the success rate of medication-free outcomes for glaucoma surgery is far less.<\/p>\n<figure class=\"figure article__og-image\">&#13;\n    <picture>&#13;<source srcset=\"https:\/\/www.healio.comhttps:\/\/www.healio.comhttps:\/\/www.healio.com\/~\/media\/slack-news\/ophthalmology\/misc\/article-figures\/2026\/og-resized.webp?w=476\" media=\"(max-width: 768px)\">&#13;<source srcset=\"https:\/\/www.healio.com\/~\/media\/slack-news\/ophthalmology\/misc\/article-figures\/2026\/og-resized.webp?w=800\" media=\"(max-width: 992px)\">&#13;<source srcset=\"https:\/\/www.healio.com\/~\/media\/slack-news\/ophthalmology\/misc\/article-figures\/2026\/og-resized.webp?w=595\" media=\"(max-width: 1200px)\">&#13;<source srcset=\"https:\/\/www.healio.comhttps:\/\/www.healio.comhttps:\/\/www.healio.com\/~\/media\/slack-news\/ophthalmology\/misc\/article-figures\/2026\/og-resized.webp?w=476\" media=\"(min-width: 1200px)\">&#13;<source srcset=\"https:\/\/www.healio.comhttps:\/\/www.healio.comhttps:\/\/www.healio.com\/~\/media\/slack-news\/ophthalmology\/misc\/article-figures\/2026\/og-resized.webp?w=476\">&#13;<br \/>\n&#13;<br \/>\n      <img decoding=\"async\" src=\"https:\/\/www.healio.com\/~\/media\/slack-news\/ophthalmology\/misc\/article-figures\/2026\/og-resized.jpg?w=800\" alt=\"Sean Ianchulev, MD, MPH, (right) received the Charles D. Kelman, MD, medal from Evan Kelman\" class=\"figure-img img-fluid\" width=\"800\"\/>&#13;<br \/>\n    <\/source><\/source><\/source><\/source><\/source><\/picture>&#13;<figcaption class=\"figure-caption\">&#13;<br \/>\n      At the ASCRS meeting, Sean Ianchulev, MD, MPH, (right) received the Charles D. Kelman, MD, medal from Evan Kelman. <i>Image: Eamon N. Dreisbach | Healio<\/i>&#13;<br \/>\n    <\/figcaption>&#13;<br \/>\n  <\/figure>\n<p>\u201cYou\u2019re lucky if you get to 40% or 50%,\u201d he said. \u201cHalf of the time, you don\u2019t have complete success.\u201d<\/p>\n<p>The cataract surgery success rate is due to the surgeon\u2019s ability to measure a patient\u2019s biometry, which helps tailor the IOL choice. In glaucoma surgery, however, measuring patient outflow remains a knowledge gap.<\/p>\n<p>\u201cWe don\u2019t measure it, and we don\u2019t qualify it yet,\u201d Ianchulev said. \u201cWe\u2019re operating in the dark.\u201d<\/p>\n<p>To address this issue, Ianchulev introduced miDOC (micro-interventional dynamic outflow curve), a technology designed to provide glaucoma surgeons with instantaneous, high-precision outflow biometry and ocular rigidity measurement.<\/p>\n<p><figure class=\"figure article__og-image\">\t<img decoding=\"async\" alt=\"Sean Ianchulev, MD, MPH\" style=\" height:630px; width:1200px\" src=\"https:\/\/www.healio.com\/~\/media\/slack-news\/ophthalmology\/misc\/infographics\/2026\/osn0426_ascrs_ianchulev_infographic.jpg\"\/>\u00a0<figcaption class=\"figure-caption\"><em>Image: Eamon N. Dreisbach | Healio<\/em><\/figcaption><\/figure>\n<\/p>\n<p>\u201cAnd we can show what happens over time after the intervention,\u201d he said.<\/p>\n<p>According to a press release from Mount Sinai, miDOC allows surgeons to measure outflow facility, IOP, flow and ocular rigidity in real time, allowing for procedures to be adjusted for individual patients. In addition, this tool may have benefits for refractive outcomes after cataract surgery because IOP spikes in the postoperative recovery period can affect vision.<\/p>\n<p>Researchers at New York Eye and Ear Infirmary of Mount Sinai found that miDOC may also be able to detect choroidal blood flow, the release said.<\/p>\n<p>During the presentation, Ianchulev demonstrated how miDOC can be used to measure outflow in a patient at baseline, a patient who received one iStent (Glaukos) and a patient who received two iStents. The technology measured outflow facilities of 0.09 \u00b5L\/min\/mm Hg at baseline, 0.19 \u00b5L\/min\/mm Hg with one iStent and 0.458 \u00b5L\/min\/mm Hg with two iStents.<\/p>\n<p>\u201cWe\u2019ve had cases where you do an intervention and nothing happens. You do fenestrations and nothing happens because they didn\u2019t work or you do too much,\u201d Ianchulev said. \u201cWouldn\u2019t it be nice to know that you\u2019re overtreating the outflow?\u201d<\/p>\n<div class=\"article__content--footer\">\n<div class=\"publisher-logo\">\n    <span>Published by:<\/span><br \/>\n    <img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/www.healio.com\/~\/media\/h5\/feature\/news\/publogos\/osn.svg?la=en&amp;h=32&amp;w=145&amp;hash=C099A5ADC410818ECDF2097A4CD3C51F\" class=\"logo-img\" height=\"32\" alt=\"occular surgery news logo\" width=\"145\"\/>\n  <\/div>\n<div class=\"sources-references-disclosures\">\n<h3>Sources\/Disclosures<\/h3>\n<h2> Source: <\/h2>\n<p class=\"citation\">Ianchulev S. From eyedeation to eyenovation &#8230; It takes a tribe. Presented at: American Society of Cataract and Refractive Surgery meeting; April 10-13, 2026; Washington.<\/p>\n<h2>Reference:<\/h2>\n<div class=\"disclosures\">\n<p>&#13;<br \/>\n        <strong> Disclosures: <\/strong>&#13;<br \/>\n        Ianchulev reports having financial disclosures for AEYE Health, Dropmate, Eyenovia, Iantech, Iantrek, KYS Vision, PME Ventures, Preceyes, RemoniHealth, Sofia Biologics, Transcend Medical, Wavetec and Z-Optic.&#13;\n      <\/p>\n<\/p><\/div>\n<\/div>\n<p><!-- Healio AI Widget --><\/p>\n<div class=\"healio-ai-component-inline\" data-no-ads=\"true\" data-module-track-category=\"Healio AI\" data-module-track-action=\"Click\" data-module-track-label=\"Access Healio Ai from component - News_AI Component - In-Content (all devices)\">\n<div class=\"healio-ai-content\">\n    <img decoding=\"async\" src=\"https:\/\/m3.healio.com\/~\/media\/images\/healio-ai\/healio-ai_logo.svg\" alt=\"Healio AI\" class=\"healio-ai-logo\"\/><\/p>\n<p><strong>Ask a clinical question<\/strong> and tap into <strong>Healio AI&#8217;s knowledge<\/strong> base.<\/p>\n<ul>&#13;<\/p>\n<li>PubMed, enrolling\/recruiting trials, guidelines<\/li>\n<p>&#13;<\/p>\n<li>Clinical Guidance, Healio CME, FDA news<\/li>\n<p>&#13;<\/p>\n<li>Healio&#8217;s exclusive daily news coverage of clinical data<\/li>\n<p>&#13;\n    <\/ul>\n<p>    <button class=\"healio-ai-button\" onclick=\"window.location.href=\" https:=\"\">Learn more<\/button>\n  <\/div>\n<\/div>\n<div class=\"email-alert-button-wrapper d-none\" data-component=\"EmailTopicAlert\" data-module=\"Subspecialty Email Topic Alerts Top\" data-manage-email-link=\"\/footer\/account-information\/my-account\/email-subscriptions-and-alerts#emailAlerts\">\n  <hidden data-setting-item=\"d265901d-6d37-49c7-a8f6-c7bf19a02509\"\/><br \/>\n  <hidden data-crm-source=\"Subspecialty Topic Alert\"\/><\/p>\n<div class=\"email-alert-button d-none\" data-topic-button=\"not-subscribed\">\n<p>&#13;<br \/>\n      <span data-module-track-action=\"Email Alerts TOP_Click_Healio News Article\" data-module-track-label=\"Email Alerts TOP_Healio News Article\">&#13;<br \/>\n        <i class=\"fas fa-plus-circle\"\/>&#13;<br \/>\n        Add topic to email alerts&#13;<br \/>\n      <\/span>&#13;\n    <\/p>\n<div class=\"email-alert-inner collapse u14a4f82391de4299a514f1aa5e200da6\">\n<div class=\"email-alert-dialogue\">\n<p>&#13;<br \/>\n          Receive an email when new articles are posted on <span data-content=\"topic-title\"\/>&#13;\n        <\/p>\n<div class=\"d-none\" data-sign-up-type=\"unknown\">\n          Please provide your email address to receive an email when new articles are posted on <span data-content=\"topic-title\"\/>.<\/p><\/div>\n<\/p><\/div>\n<p>      <button type=\"button\" class=\"btn btn-primary\" data-loading-text=\"Loading &lt;i class=\" fa=\"\" fa-spinner=\"\" fa-spin=\"\">&#8220;&#13;<br \/>\n              data-action=&#8221;subscribe&#8221;&gt;&#13;<br \/>\n        Subscribe&#13;<br \/>\n      <\/button>\n    <\/div>\n<\/p><\/div>\n<div class=\"d-none\" data-topic-modal=\"failed\">    <strong>We were unable to process your request. 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