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102 Results for 'MRI'
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Technology
Fat- and Iron-Corrected T1 Mapping for Diagnosing Liver Disease
Improved MRI methods are needed to diagnose nonalcoholic fatty liver disease (NAFLD), the most common cause of liver disease in the Western world. Promising studies have demonstrated the utility of Tl...
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Scott Reeder, Xiaoke Wang, Diego Hernando Arribas | P170169US01
Technology
MR Imaging to Detect Placental Abnormalities
Medical imaging to detect structural abnormalities of the placenta is crucial in at least two pathological cases. First, placenta accreta spectrum, where the placenta grows too deeply into the wall of...
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Mark Kliewer | P220314US01
Technology
Post-Processing MRI Fat Suppression Method to Enhance Image Quality and Improve Medical Diagnostics
Magnetic resonance imaging (MRI) is a diagnostic imaging technique that is especially effective for soft tissues such as the brain and other organs. To produce an MR image, the patient is subjected to...
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Walter Block, Catherine Moran | P08308US
Technology
RAPID DETECTION AND SPATIAL REGISTRATION OF INFORMATION-ENCODED FIDUCIAL MARKERS IN IMAGE-GUIDED SURGERY
UW-Madison researchers have designed a sophisticated imaging fiducial with 3D helical patterns that stores geometric information directly within a single fiducial shape rather than an array of individ...
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Walter Block, Thomas Lilieholm, Jose Guerrero-Gonzalez, Terrence Oakes, Andrew Alexander | P250243US01
Technology
Removal of Chemical Shift Artifacts in Magnetic Resonance Images with Alternating Readout Gradients
Magnetic resonance (MR) imaging technology is used to measure nuclear magnetic resonance (NMR) from various substances in human tissue to produce medical images for qualitative and quantitative assess...
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Scott Reeder | P06231US
Technology
Improved MRI Coil Design for a Breast Biopsy Device
X-ray mammography is currently the most popular method of detecting breast cancer. However, X-ray mammography requires painful breast compression and is not sensitive enough to detect some early-stage...
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Sean Fain, Krishna Kurpad, Xu Zhai | P06382US
Technology
SYSTEM AND METHOD FOR CONFOUNDER-CORRECTED MEDICAL IMAGING
A major challenge of T1 and T2 mapping in MR Imaging is that rapid methods must be used to acquire the data required to create the maps in a relatively short scan time, otherwise the data will reflect...
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Scott Reeder, Diego Hernando Arribas, Jean Brittain | P250143US01
Technology
SYSTEM AND METHOD FOR GENERATING PERCISION MEDICINE REPORTS USING TOPOLOGICAL ANALYSIS OF MEDICAL IMAGING DATA AND CORRELATION DATASETS
UW Madison researchers have developed methods for generating patient-specific reports that correlate imaging data to underlying biology, physiology, and/or genetics to enhance precision medicine in pa...
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John-Paul Yu, Luis Arnoldo Vazquez | P250240US01
Technology
SYSTEM AND METHOD FOR MOTION-ROBUST MULTI-CONTRAST MAGNETIC RESONANCE IMAGING
UW-Madison researchers have developed a method for motion-robust MRI with multiple contrasts, using a short temporal footprint, simple post-processing and optimized SNR. The method uses multiple conse...
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Scott Reeder, Diego Hernando Arribas, Daiki Tamada, Jiayi Tang | P250184US01
Technology
IMPLANTABLE SENSOR FOR USE WITH MAGNETIC RESONANCE IMAGING
UW-Madison researchers have designed a novel implantable microscale inductor-capacitor to enhance signal for neuro fMRI images. The device provides in vivo tissue monitoring and/or treatment using an ...
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Aviad Hai, Suyash Bhatt | P240182US02
Technology
SYSTEMS AND METHODS FOR MULTIMODALITY FUSION OF MEDICAL DATA SOURCES
UW-Madison researchers have developed a system and methods that incorporate data from a plurality of modalities into a hierarchal structure of machine learning models to construct one or more prognost...
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Pallavi Tiwari, Olivia Krebs | P240151US01
Technology
MAGNETIC RESONANCE ELASTOGRAPHY SYSTEM FOR THE PROSTATE
There is a critical need for significant improvements in image-based assessment of the prostate in men with lower urinary tract symptoms (LUTS). MRE has been used to image the prostate using a both ab...
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Christopher Brace, Shane Wells | P240170US01
Technology
UW-Madison researchers have developed an automated process to accurately quantitate breast density using MR images. The methods assess tissue properties within a region of interest (ROI) using chem...
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Scott Reeder, Roberta Strigel | P160101US01
Technology
SYSTEM AND METHOD FOR QUANTITATIVE MAPPING WITH MAGNETIC RESONANCE IMAGING
UW-Madison researchers have developed a novel clinical MRI method for quantitative T2 mapping. The new T2 mapping method uses RF-phase modulated dual echo steady-state sequence (DESS). T2 information ...
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Daiki Tamada, Scott Reeder | P210184US01
Technology
A UW researcher has developed a novel method for simultaneous T1 and T2 weighted imaging using RF phase modulated 3D gradient echo (GRE) imaging. The novel technique enables encoding the different wei...
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Daiki Tamada | P210095US01
Technology
SYSTEM AND METHOD FOR CONFIDENCE MAPS FOR QUANTITATIVE MAPPING WITH MAGNETIC RESONANCE IMAGING
Proton density fat fraction (PDFF) and R2* estimated using quantitative chemical shift-encoded MRI (CSE-MRI) are well-established quantitative biomarkers of liver fat content. As such, CSE-MRI methods...
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Scott Reeder, Daiki Tamada | P230397US01
Technology
Method for Water-Fat Separation and T2* Estimation in an MRI System Employing Multiple Fat Spectral Peaks and Fat Spectrum Self-Calibration
NMR signal contributions from water and fat are separated using a model of the fat resonant frequency spectrum that has multiple resonant peaks. The relative frequencies of the multiple fat spectrum p...
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Scott Reeder, Huanzhou Yu | P08034US
Technology
SYSTEM AND METHOD FOR FUNCTIONAL ASSESSMENT OF URINARY TRACT USING MAGNETIC RESONANCE IMAGING
UW researchers have developed a magnetic resonance imaging (MRI) urodynamics method, as well as a patient specific MRI-based computational fluid dynamics (CFD) simulation of bladder voiding.
Before t...
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Alejandro Roldán-Alzate, Wade Bushman | P220073US01
Technology
SYSTEM AND METHOD FOR ANALYZING GENE EXPRESSION USING DIFFUSION WEIGHTED MAGNETIC RESONANCE IMAGING (MRI)
A fundamental goal of neuroscience is to understand the structure and function of the brain and the neurobiological correlates that give rise to cognition and behavior. The development of magnetic res...
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John-Paul Yu, Ajay Singh | P230361US01
Technology
CLOSED-LOOP SIMULTANEOUS FUNCTIONAL MAGNETIC RESONANCE IMAGING (fMRI)-ELECTROENCEPHALOGRAM (EEG)-TRANSCRANIAL MAGNETIC STIMULATION (TMS) SYSTEM
This case is joint and was filed by Columbia University.
A UW researcher, in collaboration with researchers from Columbia University and Medical University of South Carolina, have created a system an...
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Robin Goldman, Paul Sajda, Truman Brown, Mark George, Josef Faller, Jayce Doose, James Mclntosh, Joshua Teves, Yida Lin, Golbarg Saber, Aidan Blankenship, Spiro Pantazatos, Xiaoxiao Sun | P220208US02
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
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 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
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
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