“It makes use of infrared mild that’s barely seen in comparison with the intense flash of fundus images [another common method of eye imaging] and gives much more data—three-dimensional moderately than two-dimensional data—at larger decision,” Huang says. The invention earned him and his co-inventors slots within the Nationwide Inventors Corridor of Fame in 2025 in addition to the Lasker Award and the Nationwide Medals of Expertise and Innovation in 2023.
Huang didn’t anticipate to vary the paradigm of eye imaging when he started finding out electrical engineering as an undergraduate at MIT, however he was fascinated about utilizing an engineering mindset to contribute to medical developments. That, he thought, may very well be his option to observe within the footsteps of his father, who was a household practitioner.
OCT emerged from his work as an MD-PhD pupil within the Harvard-MIT Program in Well being Sciences and Expertise. Whereas finding out ultrafast lasers at MIT below James Fujimoto ’79, SM ’81, PhD ’84, the Elihu Thomson Professor of Electrical Engineering, Huang was tasked with utilizing the lasers to enhance varied ophthalmological duties, together with measuring the thickness of the cornea and retina.
Huang thought an strategy referred to as interferometry, which may measure the time of flight down to at least one quadrillionth of a second, may enhance thickness measurements to micrometer decision. Huang’s experiments revealed that the approach was capable of detect very faint alerts arising from high-quality inside buildings inside the retina. Fujimoto and Huang realized the potential for inventing a brand new kind of imaging and enlisted the assistance of Eric Swanson, SM ’84, who was utilizing interferometry for intersatellite communications at Lincoln Laboratory, to develop an OCT machine for organic purposes. Huang examined the brand new machine on a number of varieties of tissues accessed by Harvard Medical College and located it significantly profitable in imaging retinal and coronary artery samples. He and his colleagues printed their preliminary findings in Science in 1991, establishing OCT as a brand new imaging modality.
“Due to our capacity to kind collaborations with medical medical doctors and the extra superior applied sciences that have been simply accessible at Lincoln Lab and MIT, we have been capable of make this new imaging know-how take off when different individuals who have been exploring across the similar space weren’t capable of display imaging outcomes,” he says.
After the groundbreaking invention, Huang completed his tutorial and medical coaching as an ophthalmologist whereas Fujimoto and Swanson fashioned a startup firm to make sure that the gadget received into medical places of work.
Over the subsequent a long time, Huang has continued to refine OCT for varied purposes. Right this moment, because the director of analysis at Oregon Well being and Science College’s Casey Eye Institute, he leads analysis teams exploring new methods to make use of OCT in methods similar to OCT angiography (imaging blood circulate all the way down to the capillary stage) and OCT optoretinography (mapping the sunshine response in retinal photoreceptor cells).
Along with conducting analysis, he additionally sees sufferers and is the cofounder of GoCheck Youngsters, a digital platform for pediatric eye screening.
Huang credit his knack for innovation to his place on the nexus of numerous fields. “It’s laborious for a pure medical physician or a pure laser engineer to understand that there’s a chance to invent a brand new gadget that solves an actual downside within the clinic,” he says. “But it surely’s very easy when you will have information on either side.”