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Optical Coherence Tomography, OCT News
3 Questions with Irina Larina
May 5, 2024 — BioPhotonics spoke with Irina Larina, professor in the Department of Integrative Physiology at Baylor College of Medicine. She is an SPIE Senior Member and a Fellow of Optica. She spoke to us about her team’s recent experiments using an optical coherence tomography (OCT) technique to understand the behavior of cilia — tiny, hairlike structures — in the female reproductive system and elsewhere in the
Double-Clad Fiber Couplers Enhance Multimodal OCT Results
May 5, 2024 — Recent research efforts have aimed to enhance OCT’s information content by combining it with imaging modalities exploiting complementary optical contrasts. The design of optical coherence tomography (OCT) systems has evolved significantly in...
OCT Luminary Figure Joseph Izatt Dies
DURHAM, N.C., April 9, 2024 — Joseph Izatt, the Michael J. Fitzpatrick Professor of Engineering and chair of Duke’s Department of Biomedical Engineering, passed away April 7. Joseph Izatt. Courtesy of Duke University. Izatt played a foundational role in the development of...
$20M Grant Funds Portable Eye-Scanning Tech
ST. LOUIS, Feb. 19, 2024 — The Advanced Research Projects Agency for Health (ARPA-H) has awarded $20 million to develop a portable OCT system that could offer advanced eye screenings to many more patients at lower costs. The technology could also be used in other...
Retinal OCT and Genetics Identify Links Between Ocular and Systemic Health
BOSTON, Feb. 1, 2024 — A study conducted by Mass Eye and Ear, the Broad Institute at MIT, and Harvard Medical School has demonstrated links between the thinning of different layers and an increased risk of disease. The work utilized OCT retinal images and genetic data...
Lasers, Spectroscopy, and OCT Cut Bone Safely
BASEL, Switzerland, Dec. 7, 2023 — Researchers at the University of Basel have developed a system that increases the safety and precision of lasers used to cut bone in surgical settings. The system is able to cut bone, control the cutting depth, and differentiate between tissues,...
Build Versus Buy: Considerations in SD-OCT System Design
Sep 3, 2023 — Many researchers and product developers using spectral-domain optical coherence tomography (SD-OCT) for biomedical research and clinical treatment choose to build their own system. This requires multiple optical and mechanical components, an...
Reconceptualized OCT Method Targets Cancer Diagnoses
ADELAIDE, Australia, July 25, 2023 — An international team of researchers has made an advancement to the technique of optical coherence tomography (OCT) that holds implications for ophthalmology, dermatology, cardiology,and the early detection of cancer. The work was conducted by...
Rubin Observatory Ready for Optics: Week in Brief: 05/12/23
LUXEMBOURG, May 12, 2023 — Space optical communications developer TESAT partnered with EAGLE-1 consortium lead SES, a provider of ground and satellite operations, to develop and integrate the Quantum Key Distribution (QKD) payload for the EAGLE-1 satellite. Supported by the...
Intravascular Near-Infrared Spectroscopy Predicts Heart Attacks
May 5, 2023 — Lipoproteins carry cholesterol through the closed-looped vascular hematological highway of the human body. This cholesterol can embed itself into the artery walls at varying rates, depending on a multitude of factors, such as anatomical influences...
Catheter Use Propels Optical Coherence Tomography in Interventional Cardiology
May 5, 2023 — Optical coherence tomography (OCT) is an interferometric imaging technique that uses light in the near-infrared spectrum to provide detailed, cross-sectional images of biological tissue. OCT is therefore widely used for clinical ophthalmology and...
Photonics improves interventional cardiology
May 5, 2023 — Cardiovascular disease is the world’s number one killer, taking the lives of an estimated 17.9 million people globally each year. The disease took more than 800,000 lives in the U.S. in 2020, according to the American Heart Association. Heart...
SpectraWAVE Secures FDA Clearance for Intravascular Imaging Tech
BEDFORD, Mass., March 14, 2023 — Medical imaging company SpectraWAVE has received 510(k) clearance from the Food and Drug Administration (FDA) for its intravascular imaging system, HyperVue. The dual modality system combines OCT and near-infrared spectroscopy (NIRS) to support...
Spatiotemporal OCT Method Advances Ophthalmological Imaging
WARSAW, Poland, Jan. 31, 2023 — Spatio-Temporal Optical Coherence Tomography (STOC-T), an ophthalmological imaging technique originally invented to capture optoretinograms, has been enhanced by its developers at the International Centre for Translational Eye Research (ICTER) to...
Researchers Test Imaging Modalities For Accessing Tooth Decay
SAN FRANCISCO, Jan. 19, 2023 — To improve dental health, researchers at the University of California, San Francisco evaluated optical imaging techniques for their efficacy in the identification of secondary tooth decay, which can occur even if a tooth has already been filled. The...
Putting ‘skin in the game’ to restore vision
Jan 5, 2023 — A team of scientists at Link?ping University and LinkoCare Life Sciences in Sweden may have found an answer to the problem of restoring people’s eyesight — and it’s only skin deep. Porcine skin, that is. The human cornea is...
NIH Grant Supports Portable OCT Detection of Jaundice in Newborns
NASHVILLE, Tenn., Nov. 8, 2022 — A smartphone-based system that relies on OCT to detect jaundice in newborns will be put to use diagnosing very young patients in the U.S. and Nigeria, thanks to a nearly $500,000 grant from the National Institutes of Health (NIH). The NIH awarded...
SPIE BiOS to Highlight System Design and Early Diagnostics
Oct 18, 2022 — As part of SPIE Photonics West 2023, which will take place at the Moscone Center in San Francisco, the BiOS Expo will run the weekend of Jan. 28-29. The exhibition will include dozens of companies showcasing new photonic system components and the...
DOD’s Largest Telescope Receives Recoat: Week in Brief: 09/30/22
KIRTLAND AIR FORCE BASE, N.M., Sept. 30, 2022 — The Air Force Maui Optical and Supercomputing site’s Advanced Electro-Optical System, or AEOS, the Department of Defense’s largest telescope, measuring 3.6 m, has been recoated. Results of the recoating process were sent to private...
Needle-Shaped Beams Enhance OCT Image Quality
STANFORD, Calif., Aug. 2, 2022 — Stanford University researchers have developed a method to create needle-shaped laser beams of varying lengths and diameters, capable of increasing the quality of images obtained by OCT and other imaging modalities. Adam de la Zerda, research team...
Versatility in OCT System Design Opens the Door to New Clinical Applications
Jul 21, 2022 — Optical coherence tomography (OCT), a noninvasive imaging technology, is a standard diagnostic tool used in the field of ophthalmology. With the advent of new compact form factors for the modality, as well as the assistance of artificial...
AI, OCT Operate in Tandem to Detect Plaque Erosion in the Heart
CHENGDU, China, June 23, 2022 — Researchers from the University of Electronic Science and Technology of China have developed an AI method that can automatically detect plaque erosion in the heart’s arteries using optical coherence tomography (OCT). “If cholesterol...
Widened 3D Field of View Enhances OCT Diagnostic Imaging
WASHINGTON, D.C., June 8, 2022 — Researchers at Duke University developed an optical coherence tomography (OCT) technique that delivers high contrast and high resolution over a wide, 3D field of view. The enhanced OCT technique, called 3D optical coherence refraction tomography (3D...
Committee Releases Draft of OCT Guidelines, Standards
AACHEN, Germany, March 22, 2022 — Representatives from the business and research sectors have developed a first draft of guidelines with standardized process descriptions for optical coherence tomography (OCT). The VDI/VDE Society for Measurement and Automation Technology...
The Biophotonics Congress Will Explore Image Analysis and Wearable Monitoring
Feb 3, 2022 — The upcoming Biophotonics Congress: Biomedical Optics will feature optical technologies ranging from spectroscopy and endoscopy for the diagnosis of disease to computational pathology and wearable sensors that monitor vital health statistics. The...
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May/Jun 2024
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