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236 Results for 'Medical Imaging'
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Technology
AUTOMATED CT CONTRAST DETECTION
UW researchers have developed a technology for automatically determining whether a CT image was taken with or without contrast media. The technology uses a segmentation to isolate voxels of a vascula...
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John Garrett, Perry Pickhardt, Bryan Pooler | P230127US01
Technology
SYSTEMS AND METHODS FOR CONTROLLING PILEUP LOSSES IN COMPUTED TOMOGRAPHY
Photon counting detector CT (PCD-CT) has been featured as one of the most important advances in low dose CT imaging due to its powerful noise rejection functionality in addition to other advantages su...
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Ke Li, Kevin Treb | P230043US01
Technology
SYSTEM AND METHOD FOR MONITORING LESION PROGRESSION OVER MULTIPLE MEDICAL SCANS
Metastasis is the leading cause of cancer-related mortality. In metastasis, cells of a primary cancer break away from where they were first formed and travel through the body to create new lesions. Ea...
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Robert Jeraj, Victor Fernandes | P230131US01
Technology
SYSTEM AND METHOD FOR PERCUTANEOUS NEEDLE INSERTION
UW-Madison researchers have developed a system and method for evaluating percutaneous needle pathways. Implemented in software, the system provides an automatic segmentation of local tissue structures...
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Martin Wagner, Fred Lee, James Hinshaw, Giuseppe Toia, Meridith Kisting | P230141US01
Technology
AUTOMATIC IMAGE QUANTIFICATION FROM PHYSICIAN-GENERATED REPORTS
UW-Madison researchers have developed a method that uses text or dictation (natural language) to guide an image analysis algorithm. This allows for the automated, or "click-free," quantification of di...
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Tyler Bradshaw, Zachary Huemann, Junjie Hu | P230188US01
Technology
BREAST BIOPSY IMMOBILIZATION DEVICE FOR MAGNETIC RESONANCE IMAGING
A UW-Madison clinician along with a group of BME students have developed two designs for new tools for breast MRI biopsies. The first utilizes compression controlled by elastic recoil of a memory foam...
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Samuel Herzog, Emma Brower, Helen Treankler, Gabrielle Ibrahim, Claire Swartz, Cameron Ashford, Meghan Horan, Kennedy Kruse, Eleanor Steger, Lonie Salkowski | P220325US01
Technology
PSMA-Targeting Ligands with Optimal Properties for Imaging and Therapy
Theranostics, a term derived from a combination of therapeutics and diagnostics, is an emerging field of medicine where specific radionuclide disease-targeting agents are used to diagnose and treat me...
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Reinier Hernandez, Anatoly Pinchuk | P210215US02
Technology
SYSTEM AND METHOD FOR IMPROVED FAT SUPPRESSION FOR DIFFUSION WEIGHTED IMAGING IN MAGNETIC RESONANCE IMAGING STATEMENT REGARDING
UW-Madison researchers have developed a novel MR imaging method for use with DWI to optimize the magnetic field distribution in the presence of fat. The new method provides for acquiring diffusion wei...
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Diego Hernando Arribas, Aidan Tollefson | P230162US01
Technology
SYSTEM AND METHOD FOR CONTROLLING ZERO-COUNT ERRORS IN COMPUTED TOMOGRAPHY
UW Madison inventors have developed methods to properly address the zero-count problem in ultra-low radiation dose photon counting CT imaging that includes acquiring or accessing CT data of a subject,...
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Guang-Hong Chen, Ke Li | P230046US01
Technology
SYSTEMS AND METHODS FOR CONTROLLING SCATTER IN COMPUTED TOMOGRAPHY DATA
UW-Madison researchers have developed a novel data acquisition method, called “Mohi-Polo”. The method eliminates scatter radiation in photon counting CT imaging systems to minimize scatter artifa...
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Guang-Hong Chen, Ran Zhang, Ke Li | P230044US01
Technology
SYSTEMS AND METHODS FOR IMPROVED COMPUTED TOMOGRAPHY USING PHOTON-COUNTING DETECTORS
UW researchers present a novel hybrid photon counting detector for imaging. The novel design addresses the fundamental limitations of current silicon PCD technology by replacing the metallic spacers ...
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Ke Li, Guang-Hong Chen | P220199US01
Technology
SYSTEM AND METHOD FOR IMAGING ORGANS WITH MULTIPLE BLOOD SUPPLIES
Some organs receive blood from multiple, distinct supplies, such as the liver and placenta. In such cases, it may be clinically valuable to be able to separately view the dynamics of each blood supply...
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Mark Kliewer | P220314US01
Technology
SYSTEM AND METHOD FOR LOW-DOSE MULTI-PHASIC COMPUTED TOMOGRAPHY IMAGING OF THE KIDNEYS
A UW-Madison researcher has developed a method to generate diagnostic quality nephrographic phase images from a single (using dual-energy) or two conventional CT urography acquisitions. The meth...
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Andrew Wentland | P220266US01
Technology
ULTRASOUND PROBE HAND SHIELD
UW-Madison researchers have developed a needle stick shield for use with an ultrasound probe to protect clinicians during needle biopsy. The design does not interfere with current biopsy needles...
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Alejandro Roldán-Alzate, Sylvana García-Rodríguez, Mark Kliewer, Timothy Walker | P220142US01
Technology
Optimizing the Use of Contrast Agents During Medical Imaging
The successful use of contrast agents in volumetric imaging, such as intravenous iodinated agent in computed tomography (CT), is guided by sophisticated protocols. Poor contrast enhancement is related...
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Timothy Szczykutowicz | P190206US01
Technology
SYSTEM AND METHOD FOR SIMULTANEOUS ACQUISITION OF CONTRAST DYNAMICS AND ANATOMICAL IMAGES
UW researchers have developed an x-ray imaging technique that can capture diagnostic quality angiographic images and contrast media kinetics in a single scan, while reducing patient radiation dose and...
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Michael Speidel, Paul Laeseke, Carson Hoffman, Joseph Whitehead | P220145US01
Technology
SYSTEM AND METHOD FOR DIFFUSION MAPPING USING PHASEMODULATED MAGNETIC RESONANCE IMAGING
UW Researchers have developed a novel MRI diffusion mapping method using phase-based diffusion mapping (PBD.) The technique provides a novel way to measure the apparent diffusion coefficient (ADC) of ...
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Daiki Tamada, Scott Reeder | P220163US01
Technology
MONITORING AIRFLOW WITH B-MODE ULTRASOUND
UW-Madison researchers have developed a method and system for monitoring or quantifying airflow changes in a subject’s airway using B-mode ultrasound. Their approach is compatible with existing ...
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Guelay Bilen-Rosas, Humberto Rosas, Irene Ong | P200319WO01
Technology
Intermetallic Compounds Of Cobalt As Targets For The Production Of Theranostic Radionuclides
UW Madison researchers have developed cobalt intermetallic compounds that include cobalt and a second element. The isotopes of the second element in the compounds are present in their natural isotopic...
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Paul Ellison, Robert Nickles, Todd Barnhart, Jonathan Engle, Christopher Kutyreff | P190208US02
Technology
SYSTEM AND METHOD FOR FLOW-RESOLVED, THREE-DIMENSIONAL IMAGING
UW-Madison researchers have developed a method for 4D (3D + time) reconstruction of arterial blood flow and subsequent quantitative evaluation of local blood flow and velocities from a single contrast...
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Martin Wagner, Paul Laeseke, Michael Speidel | P210345US01
Technology
SYSTEM AND METHOD FOR CONTROLLING CONCOMITANT GRADIENT PHASE ERRORS IN CHEMICAL-SHIFT ENCODED IMAGING
A UW-Madison researcher has devised a novel complex fitting method that addresses concomitant gradient (CG) phase errors in chemical shift-encoded (CSE) MRI estimation of proton density fat fraction (...
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Nathan Roberts | P210441US01
Technology
SYSTEM AND METHOD FOR QUANTITATIVE BLOOD VOLUME IMAGING
UW inventors have devised a new method to provide quantitative lung perfusion imaging using spectral CT imaging. Data acquired using DE-CT, or single kV, is post-processed using a trained algori...
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Guang-Hong Chen, Ke Li, Thomas Grist | P210311US01
Technology
Rf Coil Assembly And Method For Practicing Magnetization Transfer On Magnetic Resonance Imaging And
An RF coil assembly for an MRI system includes a resonator formed by a cylindrical shield and pairs of opposing conductive legs disposed symmetrically around a central axis and extending the axial len...
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Sean Fain, Matthew Erickson, Krishna Kurpad, James Holmes, Thomas Grist | P06257US
Technology
Generalized Method For Mri Chemical Species Separation Using Arbitrary K-space Trajectories
A method for producing images of a subject containing M spin species using a magnetic resonance imaging (MRI) system includes obtaining N k-space data matrices from N k-space data sets acquired with t...
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Scott Reeder | P07261US
Technology
Calculation Of Additional Projection Data From Projection Data Acquired With A Divergent Beam
A data consistency condition is derived for an array of attenuation values acquired with a divergent beam. Using this data consistency condition, estimates of selected attenuation values can be calcul...
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Guang-Hong Chen | P06161US