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Vestel Elektronik Sanayi Ve Ticaret A.S. has been issued a patent for a method of annotating fundus images based on optical coherence tomography (OCT) data. The annotated images can be used to train a machine learning component to classify retinal images based on fundus data only. This method improves upon existing techniques by identifying visual features in fundus images that may not be visible to a human annotator. The technique allows for increased disease detection capabilities using low-cost imaging equipment and simplifies the disease detection process. The patent provides a detailed description of the method and its applications. [Extracted from the article]

The article reports that researchers at LightLab Imaging Inc. have filed a patent application for "Systems And Methods For Classification Of Arterial Image Regions And Features Thereof" with the U.S. Patent and Trademark Office (USPTO). Topics discussed include the use of optical coherence tomography (OCT) in medical imaging, machine learning for analyzing arterial images, and applications in diagnosing cardiovascular conditions.

The article highlights the patent application number USPTO 20240269001 for a "System and Method for Detection of Floaters" filed by Iman Amini and colleagues on April 22, 2024. It also discusses the use of real-time imaging and machine learning for detecting and tracking floaters, integration of optical coherence tomography for depth information, and the application of laser treatment to target floaters in the eye.

A patent application by inventor Takeshi Tomoe has been made available online for an optical coherence tomography image generation device and dental CAD/CAM device. The invention aims to provide accurate measurement and cutting of teeth for minimal intervention treatments in dentistry. The device includes a tooth three-dimensional information measurer, a laser cutter, a two-dimensional scanning mechanism, a probe, and an optical path coaxializer. The invention allows for precise control of the measurement and cutting positions, making it suitable for minimal intervention treatments. The patent application was filed by The Yoshida Dental Mfg. Co. Ltd. [Extracted from the article]

Illumisonics Inc. has filed a patent application for a new remote sensing system that aims to improve the assessment of tissues without the need for staining or coloring. The system uses photoacoustic and photothermal signals to generate images of tissue samples, targeting specific biomolecules. It incorporates various imaging techniques and wavelengths to provide more accurate results. The invention has potential applications in histopathology and molecular imaging, offering a faster and more versatile approach to tissue assessment for medical purposes. [Extracted from the article]

Researchers from Shockwave Medical Inc. have developed a new catheter design for treating calcified lesions in blood vessels. The catheter uses shock waves to crack and disrupt the lesions without causing harm to surrounding tissue. The innovation in this patent application allows physicians to physically move the emitters along the catheter inside long balloons, enabling precise positioning alongside the calcified lesion. This design aims to improve therapeutic outcomes while reducing procedure time and costs. The catheter design allows for effective treatment of occlusions in body lumens. [Extracted from the article]

Inventor Susan Peterson has filed a patent application for an intravascular lithotripsy (IVL) catheter with movable emitters. IVL is a technology developed by Shockwave Medical Inc. that uses shock waves to treat calcified lesions in blood vessels. The current IVL catheters have limitations in treating longer lesions, so the new design allows for the repositioning of emitters along the catheter inside longer balloons to disrupt calcium with shock wave technology. This innovation aims to reduce procedure time and costs while improving therapeutic outcomes. The patent application describes the catheter's design, including a central tube with a flexible enclosure, shock wave emitters that can be moved longitudinally, and a handle for controlling the movement of the emitters. The catheter can be used to treat occlusions in body lumens by positioning the emitters near the occlusion and generating shock waves. It can also be used with imaging techniques such as x-ray fluorescence, intravascular ultrasound, and optical coherence tomography. [Extracted from the article]

A patent has been issued for a catheter-based off-axis optical coherence tomography (OCT) imaging system. The patent describes a catheter device that uses OCT technology to visualize tissue volume during minimally invasive surgical procedures. The device is particularly useful for atherectomy procedures, which involve removing plaque from coronary arteries. The invention aims to provide real-time imaging with a small impact on the catheter's size and profile. The patent includes various claims and methods for using the device. [Extracted from the article]

A patent has been issued to Nikon Corporation for an image processing method and device. The technology disclosed in the patent relates to analyzing fundus images to extract non-perfusion areas, which can indicate abnormalities. The method involves acquiring a fundus image and extracting non-perfusion areas in different regions of the fundus. The patent also includes an image display method and program, as well as an image processing device. This technology has potential applications in the field of health and medicine. [Extracted from the article]

A patent has been issued to Sync-Rx Ltd. for a method of estimating the path of an endoluminal device as it moves through a lumen in the body. The invention involves using radiographic imaging to acquire a sequence of images of the body while the device is in motion. A computer processor then analyzes these images to identify the locations of the device and generate an estimated path. The invention has applications in medical imaging and can be used for both therapeutic and diagnostic purposes. [Extracted from the article]

A patent has been issued for methods and systems for ocular imaging, diagnosis, and prognosis. The invention aims to improve the accuracy and efficacy of ophthalmic imaging for diseases such as macular degeneration, glaucoma, cataract, and diabetic retinopathy. The patent describes a computer-implemented method that combines different types of ocular imaging data, obtained from various imaging systems, to generate a model of the eye for improved diagnosis, prognosis, and treatment. The method involves analyzing the eye image data using an ensemble neural network to generate a diagnostic parameter. The patent also highlights the challenges in treating age-related macular degeneration (AMD) and the variability in patient response to treatment. [Extracted from the article]

A patent has been issued for laser-assisted transdermal delivery of nanoparticulates and hydrogels. The patent describes methods for using an ultraviolet laser beam to create an opening in the skin and deliver therapeutic or cosmetic substances to a predetermined depth. The patent also includes a laser treatment system that includes an ultraviolet laser, a lens, a nozzle, and an imaging device. The inventors propose using this technology to improve the delivery of medications and cosmetic treatments, reducing side effects and complications associated with current methods. The assignee for this patent is International Business Machines Corporation. [Extracted from the article]

A patent has been issued to Canon Kabushiki Kaisha for an image processing apparatus, image processing method, and computer-readable medium. The invention relates to improving the image quality of tomographic images obtained through optical coherence tomography (OCT). The apparatus uses a learned model to generate a second image with lower noise and higher contrast than the first image. The invention aims to provide images that are more suitable for image diagnosis. [Extracted from the article]

Digital Diagnostics Inc. has been issued a patent for parallel optical coherence tomography (OCT) apparatuses, systems, and related methods. OCT is a technique used for imaging tissue and other semi-transparent materials, primarily in the eye. Current OCT imagers on the market are expensive and complex, limiting access to retinal examinations. The newly patented technology aims to provide a low-cost OCT imager that can be easily deployed to increase access to high-quality retinal scans. The patent includes details of the apparatus, system, and method for imaging the eye using parallel OCT. [Extracted from the article]

A patent has been issued to Alcon Inc. for a system and method that augments optical coherence tomography (OCT) images of the eye. OCT is a noninvasive imaging technology used to generate high-resolution images of ocular structure. The system includes learning modules that are trained using a dataset of ultrasound bio-microscopy images and corresponding OCT images. By executing these learning modules, the system can generate an augmented OCT image that extends the peripheral portion of the original image, allowing for visualization of structures behind the iris. The system also has the capability to obtain lens parameters based on the augmented OCT image and select an intraocular lens for the eye. [Extracted from the article]

A patent application has been submitted for a system called "System For Optical Coherence Tomography A-Scan Decurving" that allows for in-home and mobile monitoring of retinal thickness. The system uses signal processing techniques to improve the resolution of tissue structures in the retina. It is designed to be handheld and can generate images and data to assist physicians in diagnosing eye diseases. The system has potential applications in various fields such as medicine, pharmaceuticals, dermatology, dentistry, and cardiology. The patent application provides additional details on the scan pattern, alignment process, and data processing techniques used in the system. [Extracted from the article]

ArcScan Inc. has been granted a patent for an ultrasound eye scanning device that accurately measures structures of the eye, such as the cornea and lens capsule. The device uses an arc scanner that moves along a guide track to generate acoustic pulses, creating cross-sectional images of the eye. A liquid medium, like water or saline, is required for safety and accuracy. The patent also discusses the limitations of other scanning methods and highlights the applications of ultrasonic imaging in corneal procedures and lens implantation. The patent provides detailed claims and configurations for the ultrasound imaging system, aiming to make the device more compact. [Extracted from the article]

A patent has been issued for an optical coherence tomography (OCT) scanning system and methods, which is being used in dentistry to detect and prevent dental cavities. Developed by Perceptive Technologies Inc., the system uses near infrared light to capture 3D images of biological tissues, providing accurate and sensitive imaging for early diagnosis and treatment of dental caries. The technology allows dentists to visualize the internal structure of teeth and identify early signs of decay, enabling early intervention and prevention of dental diseases. The article emphasizes the potential benefits of OCT in improving dental health and highlights the importance of regular dental check-ups for early detection and treatment of dental cavities. [Extracted from the article]

A patent application has been submitted by Atonarp Inc. for a hybrid optical system that integrates Raman spectroscopy (RS) and optical coherence tomography (OCT) with a common detection system. The system aims to provide non-invasive evaluation of the biochemical compositions of a target of interest in a living subject. By combining the capabilities of RS and OCT, the system can obtain both molecular and shape information, making it useful for various applications. The patent application provides detailed information about the system's configuration and methods of operation. [Extracted from the article]

A patent has been issued to Conavi Medical Inc. for an imaging probe with a rotatable core. The probe is designed for use in cardiovascular procedures and allows for high-resolution imaging using ultrasound and optical coherence tomography. The imaging assembly of the probe rotates in unison with the rotatable core, and the probe also includes a pose detection component and a rotary encoder for determining the orientation of the imaging assembly. The patent describes various aspects of the probe's design and construction, including the use of a smaller lumen to hold the rotatable core, which allows for the inclusion of other functional components and potentially improves image quality. [Extracted from the article]

Alcon Inc. has been issued a patent for a system that integrates a visualization camera and optical coherence tomography (OCT) module for guiding ophthalmic procedures. The system combines different imaging modalities to provide a comprehensive view of the surgical site, improving imaging, visualization, and extraction of structural features and pathologies. It can be used in various ophthalmic surgeries, such as retinal, corneal, and cataract surgeries, and has the potential to enhance patient outcomes. The system includes a controller that registers and overlays the volumetric data from the visualization camera and OCT module to create a shared composite view of the target site. [Extracted from the article]

A patent application has been submitted by inventors ASANUMA, Kazunori and HONDA, Shigeru for an anterior segment analysis apparatus. The apparatus uses optical coherence tomography (OCT) to obtain images of the anterior segment of the eye and performs analysis to determine the boundary of the cornea's layer. The invention aims to allow appropriate segmentation of local unevenness in the cornea. The patent application provides detailed configurations and methods for the apparatus, including joining conditions and edge detection. The inventors also propose a non-transitory computer-readable storage medium storing a computer program to perform the analysis. The patent application was filed on January 26, 2024, and made available online on May 23, 2024. The assignee of the patent is Topcon Corporation. [Extracted from the article]

This document describes a patent for a method and system that analyzes images of a patient's retina using an Optical Coherence Tomography (OCT) scanner. The method involves segmenting boundaries between layers of the retina, determining regions of pathology, and assessing the retina based on these determinations. The system includes an OCT scanner, a processor, and software that performs the necessary image analysis. The goal of this method and system is to provide a more objective and sensitive assessment of the retina, which can be used to evaluate the effectiveness of treatment protocols for diseases such as macular degeneration, diabetic retinopathy, and retinal vein occlusion. [Extracted from the article]

A patent has been issued to Canon USA Inc. for devices, systems, and methods for image synchronization in intracoronary imaging. The patent describes a medical-imaging system that uses back-reflected excitation light to determine if blood clearance has been achieved, and if so, instructs a pullback unit to begin a pullback procedure. The system can also record optical-coherence-tomography-detection data and fluorescence-detection data. The patent provides detailed technical information about the system and its components. [Extracted from the article]

Researchers have developed a remote medical imaging system that aims to improve the efficiency and effectiveness of diagnostic tools used during catheterization procedures. The system includes a portable digital imager that connects to imaging peripherals and a remote processing engine through high-speed digital networks. It also features a hub within the patient procedure environment that maintains connections to the remote processing engine, monitors, and controls. This modular configuration reduces clutter and allows for interchangeability of imaging systems. The article discusses recent advancements in data acquisition for diagnostic purposes in the field of angiology and intravascular catheterization, highlighting the importance of this technology in health and medicine. [Extracted from the article]

Topcon Corporation has been issued a patent for an ophthalmologic information processing apparatus. The apparatus includes a generator that generates a phase difference profile, an extractor that extracts a phase drift from the profile, and a phase correction unit that corrects the phase of complex OCT data. The patent also covers an ophthalmologic apparatus and an ophthalmologic information processing method. The invention aims to improve the accuracy of measurements in optical coherence tomography (OCT) systems. [Extracted from the article]

A patent has been issued for a method and apparatus for optical coherence tomography angiography (OCTA). The current OCTA technology is limited to two-dimensional visualization and quantification, and it does not include structural vessel information. The patent describes an imaging method that utilizes redundant OCT data and trained machine learning systems to generate three-dimensional OCTA data, which includes both structural vasculature information and blood flow information. The method aims to overcome the limitations of current OCTA technology and improve the quality and accuracy of OCTA imaging. The patent was filed by inventors from various locations and assigned to Topcon Corporation. [Extracted from the article]

A patent has been issued to Acucela Inc. for a system and method for optical coherence tomography (OCT) A-scan decurving. The patent describes an OCT system that allows for in-home and mobile monitoring of retinal thickness. The system is compact, handheld, and robust enough to be handled by a patient. It can generate images and data that can be used by a physician to assist in diagnosing various eye diseases and conditions. The system utilizes a specific scanning pattern and signal processing techniques to improve the resolution of tissue structures in the retina. [Extracted from the article]

A patent has been issued to Alcon Inc. for a system and method of imaging a target site using an integrated visualization camera and optical coherence tomography (OCT) module. The system combines different imaging modalities to provide a comprehensive view of the target site, such as in ophthalmology. It includes a housing assembly with a head unit, an OCT module, a stereoscopic visualization camera, and a controller. The controller registers and overlays the volumetric data from the OCT module and the visualization camera to create a composite shared view of the target site. The system may also include a robotic arm to extend the viewing range of the OCT module. [Extracted from the article]

Canon USA Inc. has been granted a patent for a technique that improves the detection of lumen, stent, and artifact in optical coherence tomography (OCT) images. OCT is a method used to obtain detailed cross-sectional images of tissues or materials. The patent describes a method that combines pixel intensity values and gradient along A-line values to accurately detect lumen edges and stent struts. It also includes techniques to avoid global shadow profiles and interpolate missing data. This technology aims to enhance the accuracy and reliability of lumen edge detection in OCT imaging. The patent was filed by Yu Zhang on November 13, 2020, and published on April 23, 2024. [Extracted from the article]

This article discusses a study comparing the "late catch-up" phenomenon between the BuMA Supreme bioresorbable polymer sirolimus-eluting stent and the XIENCE stent using serial optical coherence tomography (OCT) at 1-2 month and 2 year follow-ups. The study found that there were no significant differences in neointimal thickness, late luminal loss, or other clinical endpoints between the two stents at follow-up. However, the BuMA Supreme stent showed faster re-endothelization and no "late catch-up" phenomenon, which may be advantageous for patients with coronary artery disease and high bleeding risk. The article provides further details and can be accessed through the provided link. [Extracted from the article]

Carl Zeiss Meditec AG has been issued a patent for a device that can reliably determine biometric measurement variables of the whole eye. The device combines a multi-point keratometer and an OCT (optical coherence tomography) arrangement to measure the corneal surface and detect structures in the anterior chamber and retina. This allows for accurate and reproducible measurements that are relevant for calculating intraocular lenses. The device's design ensures high resolution and telecentricity, minimizing positioning errors and improving measurement reliability. The patent was filed in 2022 and published in 2024. [Extracted from the article]

A patent application by Acucela Inc. has been made available online for a miniaturized, mobile, low-cost optical coherence tomography (OCT) system for home-based ophthalmic applications. The system aims to measure the thickness of the retina, which can be used to diagnose and monitor retinal diseases. The compact OCT system is designed to be handheld, allowing patients to measure themselves, and is calibrated for each individual patient. It is also robust and portable, making it suitable for in-home monitoring and mobile healthcare. The system uses a vertical cavity surface emitting laser (VCSEL) to generate a light beam with varying wavelengths, and optical elements to generate an interference signal that is detected and analyzed to determine retinal thickness. The compact OCT system has applications in various fields, including medicine, pharmaceuticals, and dermatology. [Extracted from the article]

A patent has been issued for an ophthalmologic information processing apparatus developed by Topcon Corporation. The apparatus is designed to analyze images of a subject's eye formed by arranging multiple A-scan images acquired through optical coherence tomography (OCT) scans. It includes processing circuitry that transforms pixel positions in the image, specifies layer regions, and determines normal directions. The invention aims to improve the observation and imaging of the fundus of the eye for screening and treating eye diseases. [Extracted from the article]

Topcon Corporation, based in Tokyo, Japan, has been issued a patent for an ophthalmologic information processing apparatus. The patent describes a system that corrects aberrations in complex optical coherence tomography (OCT) data of a subject's eye. The system includes a search unit to find filter information for correcting the aberration, a correction unit to apply the filter information to the OCT data, and a display control unit to show aberration information on the subject's eye. The patent also mentions the use of computational adaptive optics (CAO) techniques to improve measurement accuracy in OCT systems. [Extracted from the article]

A patent has been issued for an intra-oral scanning device with integrated optical coherence tomography (OCT). The device is designed to be used in dentistry and is part of a computer-aided design and manufacture (CAD/CAM) system. The device captures a digital impression of a patient's dental anatomy and generates a 3D model of the tooth, which can then be used to create a dental restoration. The integrated OCT scanner improves scanning speed and accuracy and provides enhanced margin detection of 3D geometry through blood, saliva, and thin gingiva tissue. The device combines OCT scanning with RGB-based scanning to provide enhanced 3D imaging and dental diagnosis. [Extracted from the article]

Canon USA Inc. has been issued a patent for a system that detects and guides optical connections in imaging modalities like Optical Coherence Tomography (OCT). The system addresses the challenges of ensuring proper mating of catheters or probes with imaging systems, which can cause delays and frustration. It uses an interference optical signal to determine the engagement status of the probe or catheter and guide the mating process. The system also adjusts the reference reflection to increase the imaging depth range and make the reflection from the system mating connector visible in the imaging field of view. The patent was filed by Badr Elmaanaoui on June 22, 2021, and published on March 5, 2024. [Extracted from the article]

A patent has been issued to Femto Vox Incorporated for an apparatus and techniques for surgical laser delivery. The inventors have developed a system that uses ultrafast surgical laser delivery to facilitate laser-based surgery while minimizing thermal trauma and collateral damage. The system includes a scanning assembly, an optical system, and a control system to provide depth-selective laser beam delivery. It can be used for non-invasive treatment of various tissues in the aerodigestive anatomy. The patent provides detailed descriptions of the system and its components, as well as various claims related to its functionality. [Extracted from the article]