Search Results - xuan+liu

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Multi-atlas Library of Brain Gray Matter Nuclei in Susceptibility MRI

Unmet NeedDespite the extensive research on the anatomy of the human brain, there still remains many anatomical features that are difficult to characterize. Additionally, anatomical brain variation amongst individuals participating in research may contribute toward ambiguity in understanding specific structures of the brain. The brain is composed of...

Published: 6/28/2024 | Inventor(s): Andreia Faria, Xu Li

Keywords(s):

Category(s): Technology Classifications > Computers, Electronics & Software > Databases, Technology Classifications > Research Tools > Imaging, Clinical and Disease Specializations > Neurology

Tracking Both Magnitude and Direction of Transverse Motion with Optical Coherence Tomography

A method is developed for transverse motion tracking using optical coherence tomography (OCT) and this method allows to obtain both direction and magnitude of motion. The proposed motion tracking method involves scanning the OCT beam circularly and processing the obtained three dimensional data with novel algorithms.

Published: 6/27/2024 | Inventor(s): Jin Kang, Xuan Liu

Keywords(s): Image Processing Software, Imaging and Sensing Systems, Imaging Modality, In Vivo Medical Imaging, Optical Coherence Tomography (OCT)

Category(s): Technology Classifications > Computers, Electronics & Software > Image Processing & Analysis, Technology Classifications > Medical Devices > Imaging, Technology Classifications > Computers, Electronics & Software, Technology Classifications > Medical Devices

OCT Speckle De-correlation Based Quantitative Transverse Flow Assessment

Technical Details: Johns Hopkins researchers have developed OCT speckle de-correlation based quantitative transverse flow assessment. This method has great potential in many applications that require in vivo, non-invasive, quantitative imaging of microvasculatures The OCT speckle de-correlation based quantitative transverse flow assessment technique...

Published: 6/27/2024 | Inventor(s): Xuan Liu, Jin Kang

Keywords(s): Image Display Software, Imaging and Sensing Systems, Imaging Modality, In Vivo Medical Imaging, Optical Coherence Tomography (OCT)

Automatic Online Calibration of Common-Path Fourier-Domain OCT

C11165: Automatic Online Calibration of Common-Path Fourier-Domain OCTValue Proposition:This technology presents a two stage process. Stage one obtains a series of calibrating polynomial coefficients that describes how the wavenumber in the spectrometer depends on the pixel index. Stage two determines the physical spacing between adjacent A-scan pixels...

Published: 6/27/2024 | Inventor(s): Marcin Balicki, Jin Kang, Xuan Liu

Keywords(s): Image Processing Software, Imaging and Sensing Systems, Imaging Modality, In Vivo Medical Imaging, Optical Coherence Tomography (OCT)

Axial Motion Distortion Correction in Manually Scanned Hand-held Optical Coherence Tomography System

C12194 Axial motion distortion correction in manually scanned hand-held OCT systemInvention novelty: The invention corrects involuntary axial motion during manual OCT scan, by post-processing images obtained from the OCT system.Value Proposition: The Optical coherence tomography (OCT) is a high resolution optical imaging modality with many medical applications....

Published: 6/27/2024 | Inventor(s): Xuan Liu, Jin Kang

Keywords(s): Distortion Elimination Software, Image Processing Software, Imaging and Sensing Systems, Imaging Probe/Transducer, In Vivo Medical Imaging

Category(s): Technology Classifications > Computers, Electronics & Software, Technology Classifications > Computers, Electronics & Software > Image Processing & Analysis, Technology Classifications > Medical Devices > Imaging, Technology Classifications > Medical Devices

Durable Single Mode Fiber Probe with Optimized Reference Reflectivity

C12139 Durable OCT Probe with Optimized Reference PowerInvention novelty: The current invention is a durable probe for an OCT system whose reference power may be optimized.Value Proposition: Common-path (CP) interferometer based optical coherence tomography (OCT) systems can use a single mode fiber (SMF) probe to serve as both the reference and sample...

Published: 6/27/2024 | Inventor(s): Xuan Liu, Jin Kang

Keywords(s): Imaging and Sensing Systems, Imaging Modality, Imaging Probe/Transducer, In Vivo Medical Imaging, Optical Coherence Tomography (OCT)

Category(s): Technology Classifications > Computers, Electronics & Software, Technology Classifications > Medical Devices > Imaging, Technology Classifications > Medical Devices

Distortion-free, Free-hand OCT Imaging

C11817 Distortion-free, free-hand OCT imagingInvention novelty: The current invention is a hand-held OCT system that is able to provide distortion free images in real time from free-hand manual scanning.Value Proposition: The system consists of a handheld OCT probe, as well as high speed software for image reconstruction and scanning speed correction....

Published: 6/27/2024 | Inventor(s): Xuan Liu, Jin Kang

Keywords(s): Image Processing Software, Imaging and Sensing Systems, In Vivo Medical Imaging

Interferometric Force Sensor for Microsurgical Instruments

C11162: Interferometric Force Sensor for Microsurgical InstrumentsValue Proposition: Many clinical procedures involve intervention and manipulation of extremely small, delicate tissue structures where the interaction forces are usually below the threshold of human perception. Retinal microsurgery is an example of the requirement for micron-level maneuvers....

Published: 6/27/2024 | Inventor(s): Jin Kang, Xuan Liu, Iulian Iordachita, Russell Taylor

Keywords(s): Integrated Robotic System, Interventional and Surgical Systems, Surgical Control Systems, Surgical Navigation

Category(s): Technology Classifications > Medical Devices > Surgical, Technology Classifications > Medical Devices

Dark Field Illuminated Reflectance Fiber Bundle Endoscopic Microscope

C11386: Fiber Bundle Based Endoscopic Microscope SystemNovelty: A fiber bundle based endoscopic microscope system (illumination and image acquisition configuration, in which only one fiber bundle is used for medical imaging and diagnostics.Value Proposition: Endoscopic systems are instruments used to examine the interior of a hollow organ or cavity...

Published: 6/27/2024 | Inventor(s): Xuan Liu, Jin Kang

Keywords(s): Interventional and Surgical Systems, Surgical Navigation

Category(s): Technology Classifications > Medical Devices > Surgical, Technology Classifications > Medical Devices